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The following commit(s) were added to refs/heads/gh-pages by this push:
     new 30c2ea66 deploy: e82934283f43f229acf76d151d0eedd6379d6078
30c2ea66 is described below

commit 30c2ea66f8269b24ed1dde61e2bc2e9823475d32
Author: Xuanwo <[email protected]>
AuthorDate: Thu Apr 13 12:00:17 2023 +0000

    deploy: e82934283f43f229acf76d151d0eedd6379d6078
---
 404.html                                           |   4 +-
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 blog/index.html                                    |   4 +-
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 blog/tags/index.html                               |   4 +-
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 docs/overview/index.html                           |   6 +-
 docs/python/opendal.html                           |  50 +--
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 docs/rust/opendal/trait.Builder.html               |   2 +-
 .../src/opendal/services/webhdfs/backend.rs.html   | 424 ++++++---------------
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 .../src/opendal/services/webhdfs/pager.rs.html     |  26 +-
 .../src/opendal/services/webhdfs/writer.rs.html    |   2 +-
 index.html                                         |   4 +-
 24 files changed, 249 insertions(+), 449 deletions(-)

diff --git a/404.html b/404.html
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index 12e1845b..1481d1d5 100644
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b/blog/opendal-entered-apache-incubator/index.html
index 95ef4720..74355dc0 100644
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 <div class="tsd-navigation settings">
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diff --git a/docs/nodejs/classes/Lister.html b/docs/nodejs/classes/Lister.html
index a2252c5b..00ebcc34 100644
--- a/docs/nodejs/classes/Lister.html
+++ b/docs/nodejs/classes/Lister.html
@@ -20,7 +20,7 @@
 <ul class="tsd-hierarchy">
 <li><span class="target">Lister</span></li></ul></section><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L402";>index.d.ts:402</a></li></ul></aside>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L402";>index.d.ts:402</a></li></ul></aside>
 <section class="tsd-panel-group tsd-index-group">
 <section class="tsd-panel tsd-index-panel">
 <details class="tsd-index-content tsd-index-accordion" open><summary 
class="tsd-accordion-summary tsd-index-summary">
@@ -61,7 +61,7 @@ thing internally.</p>
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><a href="Entry.html" class="tsd-signature-type" 
data-tsd-kind="Class">Entry</a><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L411";>index.d.ts:411</a></li></ul></aside></li></ul></section></section></div>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L411";>index.d.ts:411</a></li></ul></aside></li></ul></section></section></div>
 <div class="col-4 col-menu menu-sticky-wrap menu-highlight">
 <div class="tsd-navigation settings">
 <details class="tsd-index-accordion"><summary class="tsd-accordion-summary">
diff --git a/docs/nodejs/classes/Metadata.html 
b/docs/nodejs/classes/Metadata.html
index 10d3c825..4adfe032 100644
--- a/docs/nodejs/classes/Metadata.html
+++ b/docs/nodejs/classes/Metadata.html
@@ -20,7 +20,7 @@
 <ul class="tsd-hierarchy">
 <li><span class="target">Metadata</span></li></ul></section><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L384";>index.d.ts:384</a></li></ul></aside>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L384";>index.d.ts:384</a></li></ul></aside>
 <section class="tsd-panel-group tsd-index-group">
 <section class="tsd-panel tsd-index-panel">
 <details class="tsd-index-content tsd-index-accordion" open><summary 
class="tsd-accordion-summary tsd-index-summary">
@@ -63,7 +63,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><span class="tsd-signature-type">string</span></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L390";>index.d.ts:390</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L390";>index.d.ts:390</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-accessor 
tsd-parent-kind-class"><a id="contentLength" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>content<wbr/>Length</span><a 
href="#contentLength" aria-label="Permalink" class="tsd-anchor-icon"><svg 
class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
stroke-linejoin="round"><use href="#icon-anchor-a"></use><use 
href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-accessor tsd-parent-kind-class">
@@ -73,7 +73,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><span class="tsd-signature-type">bigint</span></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L392";>index.d.ts:392</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L392";>index.d.ts:392</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-accessor 
tsd-parent-kind-class"><a id="contentMd5" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>content<wbr/>Md5</span><a href="#contentMd5" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-accessor tsd-parent-kind-class">
@@ -83,7 +83,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><span class="tsd-signature-type">string</span></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L394";>index.d.ts:394</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L394";>index.d.ts:394</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-accessor 
tsd-parent-kind-class"><a id="contentType" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>content<wbr/>Type</span><a 
href="#contentType" aria-label="Permalink" class="tsd-anchor-icon"><svg 
class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
stroke-linejoin="round"><use href="#icon-anchor-a"></use><use 
href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-accessor tsd-parent-kind-class">
@@ -93,7 +93,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><span class="tsd-signature-type">string</span></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L396";>index.d.ts:396</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L396";>index.d.ts:396</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-accessor 
tsd-parent-kind-class"><a id="etag" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>etag</span><a href="#etag" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-accessor tsd-parent-kind-class">
@@ -103,7 +103,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><span class="tsd-signature-type">string</span></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L398";>index.d.ts:398</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L398";>index.d.ts:398</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-accessor 
tsd-parent-kind-class"><a id="lastModified" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>last<wbr/>Modified</span><a 
href="#lastModified" aria-label="Permalink" class="tsd-anchor-icon"><svg 
class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
stroke-linejoin="round"><use href="#icon-anchor-a"></use><use 
href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-accessor tsd-parent-kind-class">
@@ -113,7 +113,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><span class="tsd-signature-type">string</span></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L400";>index.d.ts:400</a></li></ul></aside></li></ul></section></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L400";>index.d.ts:400</a></li></ul></aside></li></ul></section></section>
 <section class="tsd-panel-group tsd-member-group">
 <h2>Methods</h2>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="isDirectory" class="tsd-anchor"></a>
@@ -125,7 +125,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">boolean</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L386";>index.d.ts:386</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L386";>index.d.ts:386</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="isFile" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>is<wbr/>File</span><a href="#isFile" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -135,7 +135,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">boolean</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L388";>index.d.ts:388</a></li></ul></aside></li></ul></section></section></div>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L388";>index.d.ts:388</a></li></ul></aside></li></ul></section></section></div>
 <div class="col-4 col-menu menu-sticky-wrap menu-highlight">
 <div class="tsd-navigation settings">
 <details class="tsd-index-accordion"><summary class="tsd-accordion-summary">
diff --git a/docs/nodejs/classes/Operator.html 
b/docs/nodejs/classes/Operator.html
index fab1da50..2e8b7c0e 100644
--- a/docs/nodejs/classes/Operator.html
+++ b/docs/nodejs/classes/Operator.html
@@ -20,7 +20,7 @@
 <ul class="tsd-hierarchy">
 <li><span class="target">Operator</span></li></ul></section><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L33";>index.d.ts:33</a></li></ul></aside>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L33";>index.d.ts:33</a></li></ul></aside>
 <section class="tsd-panel-group tsd-index-group">
 <section class="tsd-panel tsd-index-panel">
 <details class="tsd-index-content tsd-index-accordion" open><summary 
class="tsd-accordion-summary tsd-index-summary">
@@ -75,7 +75,7 @@
 <h5><code class="tsd-tag ts-flagOptional">Optional</code> options: <span 
class="tsd-signature-type">null</span><span class="tsd-signature-symbol"> | 
</span><span class="tsd-signature-type">Record</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">string</span><span class="tsd-signature-symbol">, 
</span><span class="tsd-signature-type">string</span><span 
class="tsd-signature-symbol">&gt;</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <a href="Operator.html" 
class="tsd-signature-type" data-tsd-kind="Class">Operator</a></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L34";>index.d.ts:34</a></li></ul></aside></li></ul></section></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L34";>index.d.ts:34</a></li></ul></aside></li></ul></section></section>
 <section class="tsd-panel-group tsd-member-group">
 <h2>Methods</h2>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="check" class="tsd-anchor"></a>
@@ -94,7 +94,7 @@
 </div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L77";>index.d.ts:77</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L77";>index.d.ts:77</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="copy" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>copy</span><a href="#copy" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -117,7 +117,7 @@
 <h5>to: <span class="tsd-signature-type">string</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L162";>index.d.ts:162</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L162";>index.d.ts:162</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="copySync" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>copy<wbr/>Sync</span><a href="#copySync" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -140,7 +140,7 @@
 <h5>to: <span class="tsd-signature-type">string</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">void</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L171";>index.d.ts:171</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L171";>index.d.ts:171</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="createDir" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>create<wbr/>Dir</span><a href="#createDir" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -161,7 +161,7 @@
 <h5>path: <span class="tsd-signature-type">string</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L104";>index.d.ts:104</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L104";>index.d.ts:104</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="createDirSync" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>create<wbr/>Dir<wbr/>Sync</span><a 
href="#createDirSync" aria-label="Permalink" class="tsd-anchor-icon"><svg 
class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
stroke-linejoin="round"><use href="#icon-anchor-a"></use><use 
href="#icon-anchor-b"></use><use href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -182,7 +182,7 @@
 <h5>path: <span class="tsd-signature-type">string</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">void</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L113";>index.d.ts:113</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L113";>index.d.ts:113</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="delete" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>delete</span><a href="#delete" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -208,7 +208,7 @@
 <h5>path: <span class="tsd-signature-type">string</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L251";>index.d.ts:251</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L251";>index.d.ts:251</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="deleteSync" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>delete<wbr/>Sync</span><a href="#deleteSync" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -229,7 +229,7 @@
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class="tsd-signature-type">void</span></h4><aside class="tsd-sources">
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-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L260";>index.d.ts:260</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L260";>index.d.ts:260</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="isExist" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>is<wbr/>Exist</span><a href="#isExist" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -250,7 +250,7 @@
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class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">boolean</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L86";>index.d.ts:86</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L86";>index.d.ts:86</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="isExistSync" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>is<wbr/>Exist<wbr/>Sync</span><a 
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class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
stroke-linejoin="round"><use href="#icon-anchor-a"></use><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -271,7 +271,7 @@
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 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">boolean</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L95";>index.d.ts:95</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L95";>index.d.ts:95</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="list" class="tsd-anchor"></a>
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icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -294,7 +294,7 @@
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class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><a href="Lister.html" 
class="tsd-signature-type" data-tsd-kind="Class">Lister</a><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L307";>index.d.ts:307</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L307";>index.d.ts:307</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="listSync" class="tsd-anchor"></a>
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aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -317,7 +317,7 @@
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class="tsd-signature-type" data-tsd-kind="Class">BlockingLister</a></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L330";>index.d.ts:330</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L330";>index.d.ts:330</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="presignRead" class="tsd-anchor"></a>
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class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
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@@ -341,7 +341,7 @@
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href="../interfaces/PresignedRequest.html" class="tsd-signature-type" 
data-tsd-kind="Interface">PresignedRequest</a></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L346";>index.d.ts:346</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L346";>index.d.ts:346</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="presignStat" class="tsd-anchor"></a>
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class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
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@@ -365,7 +365,7 @@
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href="../interfaces/PresignedRequest.html" class="tsd-signature-type" 
data-tsd-kind="Interface">PresignedRequest</a></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L378";>index.d.ts:378</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L378";>index.d.ts:378</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="presignWrite" class="tsd-anchor"></a>
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href="#presignWrite" aria-label="Permalink" class="tsd-anchor-icon"><svg 
class="icon icon-tabler icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" 
stroke="currentColor" fill="none" stroke-linecap="round" 
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@@ -389,7 +389,7 @@
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href="../interfaces/PresignedRequest.html" class="tsd-signature-type" 
data-tsd-kind="Interface">PresignedRequest</a></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L362";>index.d.ts:362</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L362";>index.d.ts:362</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="read" class="tsd-anchor"></a>
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icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -410,7 +410,7 @@
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class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">Buffer</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L122";>index.d.ts:122</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L122";>index.d.ts:122</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="readSync" class="tsd-anchor"></a>
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aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -431,7 +431,7 @@
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 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Buffer</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L131";>index.d.ts:131</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L131";>index.d.ts:131</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
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aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
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 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L272";>index.d.ts:272</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L272";>index.d.ts:272</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="removeAll" class="tsd-anchor"></a>
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aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -483,7 +483,7 @@
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 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L284";>index.d.ts:284</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L284";>index.d.ts:284</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
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icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -507,7 +507,7 @@
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 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L182";>index.d.ts:182</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L182";>index.d.ts:182</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="renameSync" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>rename<wbr/>Sync</span><a href="#renameSync" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
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 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">void</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L193";>index.d.ts:193</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L193";>index.d.ts:193</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="scan" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>scan</span><a href="#scan" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
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 <h4 class="tsd-returns-title">Returns <span 
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class="tsd-signature-symbol">&lt;</span><a href="Lister.html" 
class="tsd-signature-type" data-tsd-kind="Class">Lister</a><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L216";>index.d.ts:216</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L216";>index.d.ts:216</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
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aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
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class="tsd-signature-type" data-tsd-kind="Class">BlockingLister</a></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L239";>index.d.ts:239</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L239";>index.d.ts:239</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
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icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
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 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
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class="tsd-signature-symbol">&lt;</span><a href="Metadata.html" 
class="tsd-signature-type" data-tsd-kind="Class">Metadata</a><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L54";>index.d.ts:54</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L54";>index.d.ts:54</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="statSync" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>stat<wbr/>Sync</span><a href="#statSync" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -629,7 +629,7 @@
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 <h4 class="tsd-returns-title">Returns <a href="Metadata.html" 
class="tsd-signature-type" data-tsd-kind="Class">Metadata</a></h4><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L66";>index.d.ts:66</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L66";>index.d.ts:66</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="write" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>write</span><a href="#write" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -652,7 +652,7 @@
 <h5>content: <span class="tsd-signature-type">string</span><span 
class="tsd-signature-symbol"> | </span><span 
class="tsd-signature-type">Buffer</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">Promise</span><span 
class="tsd-signature-symbol">&lt;</span><span 
class="tsd-signature-type">void</span><span 
class="tsd-signature-symbol">&gt;</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L142";>index.d.ts:142</a></li></ul></aside></li></ul></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L142";>index.d.ts:142</a></li></ul></aside></li></ul></section>
 <section class="tsd-panel tsd-member tsd-kind-method tsd-parent-kind-class"><a 
id="writeSync" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>write<wbr/>Sync</span><a href="#writeSync" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <ul class="tsd-signatures tsd-kind-method tsd-parent-kind-class">
@@ -675,7 +675,7 @@
 <h5>content: <span class="tsd-signature-type">string</span><span 
class="tsd-signature-symbol"> | </span><span 
class="tsd-signature-type">Buffer</span></h5></li></ul></div>
 <h4 class="tsd-returns-title">Returns <span 
class="tsd-signature-type">void</span></h4><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L153";>index.d.ts:153</a></li></ul></aside></li></ul></section></section></div>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L153";>index.d.ts:153</a></li></ul></aside></li></ul></section></section></div>
 <div class="col-4 col-menu menu-sticky-wrap menu-highlight">
 <div class="tsd-navigation settings">
 <details class="tsd-index-accordion"><summary class="tsd-accordion-summary">
diff --git a/docs/nodejs/interfaces/PresignedRequest.html 
b/docs/nodejs/interfaces/PresignedRequest.html
index 2edda673..6d8d9662 100644
--- a/docs/nodejs/interfaces/PresignedRequest.html
+++ b/docs/nodejs/interfaces/PresignedRequest.html
@@ -20,7 +20,7 @@
 <ul class="tsd-hierarchy">
 <li><span class="target">PresignedRequest</span></li></ul></section><aside 
class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L25";>index.d.ts:25</a></li></ul></aside>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L25";>index.d.ts:25</a></li></ul></aside>
 <section class="tsd-panel-group tsd-index-group">
 <section class="tsd-panel tsd-index-panel">
 <details class="tsd-index-content tsd-index-accordion" open><summary 
class="tsd-accordion-summary tsd-index-summary">
@@ -40,21 +40,21 @@
 <div class="tsd-comment tsd-typography"><p>HTTP headers of this request.</p>
 </div><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L31";>index.d.ts:31</a></li></ul></aside></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L31";>index.d.ts:31</a></li></ul></aside></section>
 <section class="tsd-panel tsd-member tsd-kind-property 
tsd-parent-kind-interface"><a id="method" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>method</span><a href="#method" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <div class="tsd-signature">method<span class="tsd-signature-symbol">:</span> 
<span class="tsd-signature-type">string</span></div>
 <div class="tsd-comment tsd-typography"><p>HTTP method of this request.</p>
 </div><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L27";>index.d.ts:27</a></li></ul></aside></section>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L27";>index.d.ts:27</a></li></ul></aside></section>
 <section class="tsd-panel tsd-member tsd-kind-property 
tsd-parent-kind-interface"><a id="url" class="tsd-anchor"></a>
 <h3 class="tsd-anchor-link"><span>url</span><a href="#url" 
aria-label="Permalink" class="tsd-anchor-icon"><svg class="icon icon-tabler 
icon-tabler-link" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" 
fill="none" stroke-linecap="round" stroke-linejoin="round"><use 
href="#icon-anchor-a"></use><use href="#icon-anchor-b"></use><use 
href="#icon-anchor-c"></use></svg></a></h3>
 <div class="tsd-signature">url<span class="tsd-signature-symbol">:</span> 
<span class="tsd-signature-type">string</span></div>
 <div class="tsd-comment tsd-typography"><p>URL of this request.</p>
 </div><aside class="tsd-sources">
 <ul>
-<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/21a45c7/bindings/nodejs/index.d.ts#L29";>index.d.ts:29</a></li></ul></aside></section></section></div>
+<li>Defined in <a 
href="https://github.com/apache/incubator-opendal/blob/e829342/bindings/nodejs/index.d.ts#L29";>index.d.ts:29</a></li></ul></aside></section></section></div>
 <div class="col-4 col-menu menu-sticky-wrap menu-highlight">
 <div class="tsd-navigation settings">
 <details class="tsd-index-accordion"><summary class="tsd-accordion-summary">
diff --git a/docs/overview/index.html b/docs/overview/index.html
index 2e4fd8ed..4c1a96a6 100644
--- a/docs/overview/index.html
+++ b/docs/overview/index.html
@@ -5,13 +5,13 @@
 <meta name="generator" content="Docusaurus v2.3.1">
 <title data-rh="true">Overview | Apache OpenDAL</title><meta data-rh="true" 
name="viewport" content="width=device-width,initial-scale=1"><meta 
data-rh="true" name="twitter:card" content="summary_large_image"><meta 
data-rh="true" property="og:url" 
content="https://opendal.apache.org/docs/overview";><meta data-rh="true" 
name="docusaurus_locale" content="en"><meta data-rh="true" 
name="docsearch:language" content="en"><meta data-rh="true" 
name="docusaurus_version" content="current"><meta data [...]
 <link rel="alternate" type="application/atom+xml" href="/blog/atom.xml" 
title="Apache OpenDAL Atom Feed"><link rel="stylesheet" 
href="/assets/css/styles.8610ae2e.css">
-<link rel="preload" href="/assets/js/runtime~main.7d828908.js" as="script">
+<link rel="preload" href="/assets/js/runtime~main.0e95f8a0.js" as="script">
 <link rel="preload" href="/assets/js/main.fe9ff58f.js" as="script">
 </head>
 <body class="navigation-with-keyboard">
 <script>!function(){function 
t(t){document.documentElement.setAttribute("data-theme",t)}var e=function(){var 
t=null;try{t=localStorage.getItem("theme")}catch(t){}return 
t}();t(null!==e?e:"light")}()</script><div id="__docusaurus">
-<div role="region" aria-label="Skip to main content"><a 
class="skipToContent_fXgn" href="#docusaurus_skipToContent_fallback">Skip to 
main content</a></div><nav aria-label="Main" class="navbar 
navbar--fixed-top"><div class="navbar__inner"><div 
class="navbar__items"><button aria-label="Toggle navigation bar" 
aria-expanded="false" class="navbar__toggle clean-btn" type="button"><svg 
width="30" height="30" viewBox="0 0 30 30" aria-hidden="true"><path 
stroke="currentColor" stroke-linecap="roun [...]
-<script src="/assets/js/runtime~main.7d828908.js"></script>
+<div role="region" aria-label="Skip to main content"><a 
class="skipToContent_fXgn" href="#docusaurus_skipToContent_fallback">Skip to 
main content</a></div><nav aria-label="Main" class="navbar 
navbar--fixed-top"><div class="navbar__inner"><div 
class="navbar__items"><button aria-label="Toggle navigation bar" 
aria-expanded="false" class="navbar__toggle clean-btn" type="button"><svg 
width="30" height="30" viewBox="0 0 30 30" aria-hidden="true"><path 
stroke="currentColor" stroke-linecap="roun [...]
+<script src="/assets/js/runtime~main.0e95f8a0.js"></script>
 <script src="/assets/js/main.fe9ff58f.js"></script>
 </body>
 </html>
\ No newline at end of file
diff --git a/docs/python/opendal.html b/docs/python/opendal.html
index ea803be7..ffc5f469 100644
--- a/docs/python/opendal.html
+++ b/docs/python/opendal.html
@@ -156,19 +156,19 @@
                     <a class="class" href="#Metadata">Metadata</a>
                             <ul class="memberlist">
                         <li>
-                                <a class="variable" 
href="#Metadata.content_length">content_length</a>
+                                <a class="variable" 
href="#Metadata.content_type">content_type</a>
                         </li>
                         <li>
-                                <a class="variable" 
href="#Metadata.mode">mode</a>
+                                <a class="variable" 
href="#Metadata.etag">etag</a>
                         </li>
                         <li>
-                                <a class="variable" 
href="#Metadata.content_type">content_type</a>
+                                <a class="variable" 
href="#Metadata.mode">mode</a>
                         </li>
                         <li>
-                                <a class="variable" 
href="#Metadata.content_md5">content_md5</a>
+                                <a class="variable" 
href="#Metadata.content_length">content_length</a>
                         </li>
                         <li>
-                                <a class="variable" 
href="#Metadata.etag">etag</a>
+                                <a class="variable" 
href="#Metadata.content_md5">content_md5</a>
                         </li>
                 </ul>
 
@@ -852,67 +852,67 @@ The default value for whence is <code>SEEK_SET</code>. 
Values for <code>whence</
     
     
 
-                            <div id="Metadata.content_length" 
class="classattr">
+                            <div id="Metadata.content_type" class="classattr">
                                 <div class="attr variable">
-            <span class="name">content_length</span><span class="annotation">: 
int</span>
+            <span class="name">content_type</span><span class="annotation">: 
Optional[str]</span>
 
         
     </div>
-    <a class="headerlink" href="#Metadata.content_length"></a>
+    <a class="headerlink" href="#Metadata.content_type"></a>
     
-            <div class="docstring"><p>Content length of this entry.</p>
+            <div class="docstring"><p>Content Type of this entry.</p>
 </div>
 
 
                             </div>
-                            <div id="Metadata.mode" class="classattr">
+                            <div id="Metadata.etag" class="classattr">
                                 <div class="attr variable">
-            <span class="name">mode</span><span class="annotation">: <a 
href="#EntryMode">opendal.EntryMode</a></span>
+            <span class="name">etag</span><span class="annotation">: 
Optional[str]</span>
 
         
     </div>
-    <a class="headerlink" href="#Metadata.mode"></a>
+    <a class="headerlink" href="#Metadata.etag"></a>
     
-            <div class="docstring"><p>mode represent this entry's mode.</p>
+            <div class="docstring"><p>ETag of this entry.</p>
 </div>
 
 
                             </div>
-                            <div id="Metadata.content_type" class="classattr">
+                            <div id="Metadata.mode" class="classattr">
                                 <div class="attr variable">
-            <span class="name">content_type</span><span class="annotation">: 
Optional[str]</span>
+            <span class="name">mode</span><span class="annotation">: <a 
href="#EntryMode">opendal.EntryMode</a></span>
 
         
     </div>
-    <a class="headerlink" href="#Metadata.content_type"></a>
+    <a class="headerlink" href="#Metadata.mode"></a>
     
-            <div class="docstring"><p>Content Type of this entry.</p>
+            <div class="docstring"><p>mode represent this entry's mode.</p>
 </div>
 
 
                             </div>
-                            <div id="Metadata.content_md5" class="classattr">
+                            <div id="Metadata.content_length" 
class="classattr">
                                 <div class="attr variable">
-            <span class="name">content_md5</span><span class="annotation">: 
Optional[str]</span>
+            <span class="name">content_length</span><span class="annotation">: 
int</span>
 
         
     </div>
-    <a class="headerlink" href="#Metadata.content_md5"></a>
+    <a class="headerlink" href="#Metadata.content_length"></a>
     
-            <div class="docstring"><p>Content MD5 of this entry.</p>
+            <div class="docstring"><p>Content length of this entry.</p>
 </div>
 
 
                             </div>
-                            <div id="Metadata.etag" class="classattr">
+                            <div id="Metadata.content_md5" class="classattr">
                                 <div class="attr variable">
-            <span class="name">etag</span><span class="annotation">: 
Optional[str]</span>
+            <span class="name">content_md5</span><span class="annotation">: 
Optional[str]</span>
 
         
     </div>
-    <a class="headerlink" href="#Metadata.etag"></a>
+    <a class="headerlink" href="#Metadata.content_md5"></a>
     
-            <div class="docstring"><p>ETag of this entry.</p>
+            <div class="docstring"><p>Content MD5 of this entry.</p>
 </div>
 
 
diff --git a/docs/python/search.js b/docs/python/search.js
index 0bbfe426..7f845d28 100644
--- a/docs/python/search.js
+++ b/docs/python/search.js
@@ -1,6 +1,6 @@
 window.pdocSearch = (function(){
 /** elasticlunr - http://weixsong.github.io * Copyright (C) 2017 Oliver 
Nightingale * Copyright (C) 2017 Wei Song * MIT Licensed */!function(){function 
e(e){if(null===e||"object"!=typeof e)return e;var t=e.constructor();for(var n 
in e)e.hasOwnProperty(n)&&(t[n]=e[n]);return t}var t=function(e){var n=new 
t.Index;return 
n.pipeline.add(t.trimmer,t.stopWordFilter,t.stemmer),e&&e.call(n,n),n};t.version="0.9.5",lunr=t,t.utils={},t.utils.warn=function(e){return
 function(t){e.console&&console.wa [...]
-    /** pdoc search index */const docs = {"version": "0.9.5", "fields": 
["qualname", "fullname", "annotation", "default_value", "signature", "bases", 
"doc"], "ref": "fullname", "documentStore": {"docs": {"opendal": {"fullname": 
"opendal", "modulename": "opendal", "kind": "module", "doc": "<p>OpenDAL Python 
binding</p>\n\n<h2 id=\"installation\">Installation</h2>\n\n<div 
class=\"pdoc-code codehilite\">\n<pre><span></span><code>pip<span class=\"w\"> 
</span>install<span class=\"w\"> </span> [...]
+    /** pdoc search index */const docs = {"version": "0.9.5", "fields": 
["qualname", "fullname", "annotation", "default_value", "signature", "bases", 
"doc"], "ref": "fullname", "documentStore": {"docs": {"opendal": {"fullname": 
"opendal", "modulename": "opendal", "kind": "module", "doc": "<p>OpenDAL Python 
binding</p>\n\n<h2 id=\"installation\">Installation</h2>\n\n<div 
class=\"pdoc-code codehilite\">\n<pre><span></span><code>pip<span class=\"w\"> 
</span>install<span class=\"w\"> </span> [...]
 
     // mirrored in build-search-index.js (part 1)
     // Also split on html tags. this is a cheap heuristic, but good enough.
diff --git a/docs/rust/opendal/services/struct.Webhdfs.html 
b/docs/rust/opendal/services/struct.Webhdfs.html
index 1ad8d63e..1116d300 100644
--- a/docs/rust/opendal/services/struct.Webhdfs.html
+++ b/docs/rust/opendal/services/struct.Webhdfs.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta 
name="viewport" content="width=device-width, initial-scale=1.0"><meta 
name="generator" content="rustdoc"><meta name="description" content="WebHDFS’s 
REST API support."><meta name="keywords" content="rust, rustlang, rust-lang, 
Webhdfs"><title>Webhdfs in opendal::services - Rust</title><link rel="preload" 
as="font" type="font/woff2" crossorigin 
href="../../static.files/SourceSerif4-Regular-1f7d512b176f0f72.ttf.woff2"><link 
re [...]
+<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta 
name="viewport" content="width=device-width, initial-scale=1.0"><meta 
name="generator" content="rustdoc"><meta name="description" content="WebHDFS’s 
REST API support."><meta name="keywords" content="rust, rustlang, rust-lang, 
Webhdfs"><title>Webhdfs in opendal::services - Rust</title><link rel="preload" 
as="font" type="font/woff2" crossorigin 
href="../../static.files/SourceSerif4-Regular-1f7d512b176f0f72.ttf.woff2"><link 
re [...]
 <p>There two implementations of WebHDFS REST API:</p>
 <ul>
 <li>Native via HDFS Namenode and Datanode, data are transferred between nodes 
directly.</li>
@@ -57,12 +57,11 @@ blocking</li>
 
     <span class="prelude-val">Ok</span>(())
 }</code></pre></div>
-</div></details><h2 id="implementations" 
class="small-section-header">Implementations<a href="#implementations" 
class="anchor">§</a></h2><div id="implementations-list"><details class="toggle 
implementors-toggle" open><summary><section id="impl-WebhdfsBuilder" 
class="impl has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#127-173">source</a><a 
href="#impl-WebhdfsBuilder" class="anchor">§</a><h3 class="code-header">impl <a 
class="struct" href [...]
+</div></details><h2 id="implementations" 
class="small-section-header">Implementations<a href="#implementations" 
class="anchor">§</a></h2><div id="implementations-list"><details class="toggle 
implementors-toggle" open><summary><section id="impl-WebhdfsBuilder" 
class="impl has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#122-168">source</a><a 
href="#impl-WebhdfsBuilder" class="anchor">§</a><h3 class="code-header">impl <a 
class="struct" href [...]
 <p>All operations will happen under this root</p>
 <h5 id="note"><a href="#note">Note</a></h5>
-<p>The root will be automatically created if not exists.
-If the root is occupied by a file, building of directory will fail</p>
-</div></details><details class="toggle method-toggle" open><summary><section 
id="method.endpoint" class="method has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#154-160">source</a><h4 
class="code-header">pub fn <a href="#method.endpoint" 
class="fn">endpoint</a>(&amp;mut self, endpoint: &amp;<a class="primitive" 
href="https://doc.rust-lang.org/1.68.2/std/primitive.str.html";>str</a>) -&gt; 
<a class="primitive" href="https://doc.rust-lang.or [...]
+<p>The root will be automatically created if not exists.</p>
+</div></details><details class="toggle method-toggle" open><summary><section 
id="method.endpoint" class="method has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#148-154">source</a><h4 
class="code-header">pub fn <a href="#method.endpoint" 
class="fn">endpoint</a>(&amp;mut self, endpoint: &amp;<a class="primitive" 
href="https://doc.rust-lang.org/1.68.2/std/primitive.str.html";>str</a>) -&gt; 
<a class="primitive" href="https://doc.rust-lang.or [...]
 default to <code>http://127.0.0.1:9870</code></p>
 <p>Endpoints should be full uri, e.g.</p>
 <ul>
@@ -71,18 +70,17 @@ default to <code>http://127.0.0.1:9870</code></p>
 </ul>
 <p>If user inputs endpoint without scheme, we will
 prepend <code>http://</code> to it.</p>
-</div></details><details class="toggle method-toggle" open><summary><section 
id="method.delegation" class="method has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#167-172">source</a><h4 
class="code-header">pub fn <a href="#method.delegation" 
class="fn">delegation</a>(&amp;mut self, delegation: &amp;<a class="primitive" 
href="https://doc.rust-lang.org/1.68.2/std/primitive.str.html";>str</a>) -&gt; 
<a class="primitive" href="https://doc.rust [...]
+</div></details><details class="toggle method-toggle" open><summary><section 
id="method.delegation" class="method has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#162-167">source</a><h4 
class="code-header">pub fn <a href="#method.delegation" 
class="fn">delegation</a>(&amp;mut self, delegation: &amp;<a class="primitive" 
href="https://doc.rust-lang.org/1.68.2/std/primitive.str.html";>str</a>) -&gt; 
<a class="primitive" href="https://doc.rust [...]
 used for authentication</p>
 <h5 id="note-1"><a href="#note-1">Note</a></h5>
 <p>The builder prefers using delegation token over username.
 If both are set, delegation token will be used.</p>
-</div></details></div></details></div><h2 id="trait-implementations" 
class="small-section-header">Trait Implementations<a 
href="#trait-implementations" class="anchor">§</a></h2><div 
id="trait-implementations-list"><details class="toggle implementors-toggle" 
open><summary><section id="impl-Builder-for-WebhdfsBuilder" class="impl 
has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#184-245">source</a><a 
href="#impl-Builder-for-WebhdfsBuilder" c [...]
-<h5 id="note-2"><a href="#note-2">Note:</a></h5>
+</div></details></div></details></div><h2 id="trait-implementations" 
class="small-section-header">Trait Implementations<a 
href="#trait-implementations" class="anchor">§</a></h2><div 
id="trait-implementations-list"><details class="toggle implementors-toggle" 
open><summary><section id="impl-Builder-for-WebhdfsBuilder" class="impl 
has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#170-227">source</a><a 
href="#impl-Builder-for-WebhdfsBuilder" c [...]
+<h5 id="note-2"><a href="#note-2">Note</a></h5>
 <p>when building backend, the built backend will check if the root directory
 exits.
-if the directory does not exits, the directory will be automatically created
-if the root path is occupied by a file, a failure will be returned</p>
-</div></details><details class="toggle" open><summary><section 
id="associatedconstant.SCHEME" class="associatedconstant trait-impl 
has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#185">source</a><a 
href="#associatedconstant.SCHEME" class="anchor">§</a><h4 
class="code-header">const <a 
href="../trait.Builder.html#associatedconstant.SCHEME" 
class="constant">SCHEME</a>: <a class="enum" href="../enum.Scheme.html" 
title="enum opendal::Scheme">S [...]
+if the directory does not exits, the directory will be automatically 
created</p>
+</div></details><details class="toggle" open><summary><section 
id="associatedconstant.SCHEME" class="associatedconstant trait-impl 
has-srclink"><a class="srclink rightside" 
href="../../src/opendal/services/webhdfs/backend.rs.html#171">source</a><a 
href="#associatedconstant.SCHEME" class="anchor">§</a><h4 
class="code-header">const <a 
href="../trait.Builder.html#associatedconstant.SCHEME" 
class="constant">SCHEME</a>: <a class="enum" href="../enum.Scheme.html" 
title="enum opendal::Scheme">S [...]
 </div></details></div></details><details class="toggle 
implementors-toggle"><summary><section id="impl-Instrument-for-WebhdfsBuilder" 
class="impl has-srclink"><a class="srclink rightside" 
href="https://docs.rs/tracing/0.1.37/src/tracing/instrument.rs.html#276";>source</a><a
 href="#impl-Instrument-for-WebhdfsBuilder" class="anchor">§</a><h3 
class="code-header">impl&lt;T&gt; <a class="trait" 
href="https://docs.rs/tracing/0.1.37/tracing/instrument/trait.Instrument.html"; 
title="trait tracing: [...]
 <code>Instrumented</code> wrapper. <a 
href="https://docs.rs/tracing/0.1.37/tracing/instrument/trait.Instrument.html#method.instrument";>Read
 more</a></div></details><details class="toggle method-toggle" 
open><summary><section id="method.in_current_span" class="method trait-impl 
has-srclink"><a class="srclink rightside" 
href="https://docs.rs/tracing/0.1.37/src/tracing/instrument.rs.html#121";>source</a><a
 href="#method.in_current_span" class="anchor">§</a><h4 class="code-header">fn 
<a href= [...]
 <code>Instrumented</code> wrapper. <a 
href="https://docs.rs/tracing/0.1.37/tracing/instrument/trait.Instrument.html#method.in_current_span";>Read
 more</a></div></details></div></details><details class="toggle 
implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-WebhdfsBuilder" 
class="impl has-srclink"><a class="srclink rightside" 
href="https://doc.rust-lang.org/1.68.2/src/core/convert/mod.rs.html#717";>source</a><a
 href="#impl-Into%3CU%3E-for-WebhdfsBuilder" class="anchor">§</a> [...]
diff --git a/docs/rust/opendal/trait.Builder.html 
b/docs/rust/opendal/trait.Builder.html
index 21d7a20e..a9714011 100644
--- a/docs/rust/opendal/trait.Builder.html
+++ b/docs/rust/opendal/trait.Builder.html
@@ -19,4 +19,4 @@
 </div></details></div><h2 id="provided-methods" 
class="small-section-header">Provided Methods<a href="#provided-methods" 
class="anchor">§</a></h2><div class="methods"><details class="toggle 
method-toggle" open><summary><section id="method.from_iter" class="method 
has-srclink"><a class="srclink rightside" 
href="../src/opendal/types/builder.rs.html#37-42">source</a><h4 
class="code-header">fn <a href="#method.from_iter" 
class="fn">from_iter</a>(iter: impl <a class="trait" href="https://doc. [...]
 </div></details><details class="toggle method-toggle" open><summary><section 
id="method.from_env" class="method has-srclink"><a class="srclink rightside" 
href="../src/opendal/types/builder.rs.html#45-59">source</a><h4 
class="code-header">fn <a href="#method.from_env" class="fn">from_env</a>() 
-&gt; Self<span class="where 
fmt-newline">where<br>&nbsp;&nbsp;&nbsp;&nbsp;Self: <a class="trait" 
href="https://doc.rust-lang.org/1.68.2/core/marker/trait.Sized.html"; 
title="trait core::marker::Size [...]
 </div></details></div><h2 id="foreign-impls" 
class="small-section-header">Implementations on Foreign Types<a 
href="#foreign-impls" class="anchor">§</a></h2><details class="toggle 
implementors-toggle"><summary><section id="impl-Builder-for-()" class="impl 
has-srclink"><a class="srclink rightside" 
href="../src/opendal/types/builder.rs.html#66-76">source</a><a 
href="#impl-Builder-for-()" class="anchor">§</a><h3 class="code-header">impl <a 
class="trait" href="trait.Builder.html" title="trait [...]
-</div><div class="impl-items"><section id="associatedconstant.SCHEME-1" 
class="associatedconstant trait-impl has-srclink"><a class="srclink rightside" 
href="../src/opendal/types/builder.rs.html#67">source</a><a 
href="#associatedconstant.SCHEME-1" class="anchor">§</a><h4 
class="code-header">const <a href="#associatedconstant.SCHEME" 
class="constant">SCHEME</a>: <a class="enum" href="enum.Scheme.html" 
title="enum opendal::Scheme">Scheme</a> = _</h4></section><section 
id="associatedtype.Acc [...]
\ No newline at end of file
+</div><div class="impl-items"><section id="associatedconstant.SCHEME-1" 
class="associatedconstant trait-impl has-srclink"><a class="srclink rightside" 
href="../src/opendal/types/builder.rs.html#67">source</a><a 
href="#associatedconstant.SCHEME-1" class="anchor">§</a><h4 
class="code-header">const <a href="#associatedconstant.SCHEME" 
class="constant">SCHEME</a>: <a class="enum" href="enum.Scheme.html" 
title="enum opendal::Scheme">Scheme</a> = _</h4></section><section 
id="associatedtype.Acc [...]
\ No newline at end of file
diff --git a/docs/rust/src/opendal/services/webhdfs/backend.rs.html 
b/docs/rust/src/opendal/services/webhdfs/backend.rs.html
index 92b28478..8cba733e 100644
--- a/docs/rust/src/opendal/services/webhdfs/backend.rs.html
+++ b/docs/rust/src/opendal/services/webhdfs/backend.rs.html
@@ -600,97 +600,6 @@
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 </pre><pre class="rust"><code><span class="comment">// Licensed to the Apache 
Software Foundation (ASF) under one
 // or more contributor license agreements.  See the NOTICE file
 // distributed with this work for additional information
@@ -712,15 +621,12 @@
 <span class="kw">use </span>std::collections::HashMap;
 
 <span class="kw">use </span>async_trait::async_trait;
-<span class="kw">use </span>bytes::Buf;
 <span class="kw">use </span>http::header::CONTENT_LENGTH;
 <span class="kw">use </span>http::header::CONTENT_TYPE;
-<span class="kw">use </span>http::response::Parts;
 <span class="kw">use </span>http::Request;
 <span class="kw">use </span>http::Response;
 <span class="kw">use </span>http::StatusCode;
 <span class="kw">use </span>log::debug;
-<span class="kw">use </span>log::error;
 <span class="kw">use </span>tokio::sync::OnceCell;
 
 <span class="kw">use </span><span class="kw">super</span>::error::parse_error;
@@ -769,6 +675,7 @@
 /// # Examples
 ///
 /// ## Via Builder
+///
 /// ```no_run
 /// use std::sync::Arc;
 ///
@@ -807,13 +714,10 @@
 
 <span class="kw">impl </span>Debug <span class="kw">for </span>WebhdfsBuilder {
     <span class="kw">fn </span>fmt(<span class="kw-2">&amp;</span><span 
class="self">self</span>, f: <span class="kw-2">&amp;mut 
</span>std::fmt::Formatter&lt;<span class="lifetime">&#39;_</span>&gt;) -&gt; 
std::fmt::Result {
-        <span class="kw">let </span><span class="kw-2">mut </span>ds = 
f.debug_struct(<span class="string">&quot;Builder&quot;</span>);
-        ds.field(<span class="string">&quot;root&quot;</span>, <span 
class="kw-2">&amp;</span><span class="self">self</span>.root)
-            .field(<span class="string">&quot;endpoint&quot;</span>, <span 
class="kw-2">&amp;</span><span class="self">self</span>.endpoint);
-        <span class="kw">if </span><span 
class="self">self</span>.delegation.is_some() {
-            ds.field(<span class="string">&quot;delegation&quot;</span>, <span 
class="kw-2">&amp;</span><span 
class="string">&quot;&lt;redacted&gt;&quot;</span>);
-        }
-        ds.finish()
+        f.debug_struct(<span class="string">&quot;Builder&quot;</span>)
+            .field(<span class="string">&quot;root&quot;</span>, <span 
class="kw-2">&amp;</span><span class="self">self</span>.root)
+            .field(<span class="string">&quot;endpoint&quot;</span>, <span 
class="kw-2">&amp;</span><span class="self">self</span>.endpoint)
+            .finish_non_exhaustive()
     }
 }
 
@@ -821,15 +725,14 @@
     <span class="doccomment">/// Set the working directory of this backend
     ///
     /// All operations will happen under this root
+    ///
     /// # Note
+    ///
     /// The root will be automatically created if not exists.
-    /// If the root is occupied by a file, building of directory will fail
     </span><span class="kw">pub fn </span>root(<span class="kw-2">&amp;mut 
</span><span class="self">self</span>, root: <span 
class="kw-2">&amp;</span>str) -&gt; <span class="kw-2">&amp;mut </span><span 
class="self">Self </span>{
-        <span class="self">self</span>.root = <span class="kw">if 
</span>root.is_empty() {
-            <span class="prelude-val">None
-        </span>} <span class="kw">else </span>{
-            <span class="prelude-val">Some</span>(root.to_string())
-        };
+        <span class="kw">if </span>!root.is_empty() {
+            <span class="self">self</span>.root = <span 
class="prelude-val">Some</span>(root.to_string())
+        }
 
         <span class="self">self
     </span>}
@@ -854,6 +757,7 @@
 
     <span class="doccomment">/// Set the delegation token of this backend,
     /// used for authentication
+    ///
     /// # Note
     /// The builder prefers using delegation token over username.
     /// If both are set, delegation token will be used.
@@ -865,15 +769,6 @@
     </span>}
 }
 
-<span class="kw">impl </span>WebhdfsBuilder {
-    <span class="kw">fn </span>auth_str(<span class="kw-2">&amp;mut 
</span><span class="self">self</span>) -&gt; <span 
class="prelude-ty">Option</span>&lt;String&gt; {
-        <span class="kw">if let </span><span 
class="prelude-val">Some</span>(dt) = <span 
class="self">self</span>.delegation.take() {
-            <span class="kw">return </span><span 
class="prelude-val">Some</span>(<span class="macro">format!</span>(<span 
class="string">&quot;delegation_token={dt}&quot;</span>));
-        }
-        <span class="prelude-val">None
-    </span>}
-}
-
 <span class="kw">impl </span>Builder <span class="kw">for 
</span>WebhdfsBuilder {
     <span class="kw">const </span>SCHEME: Scheme = Scheme::Webhdfs;
     <span class="kw">type </span>Accessor = WebhdfsBackend;
@@ -881,28 +776,22 @@
     <span class="kw">fn </span>from_map(map: HashMap&lt;String, String&gt;) 
-&gt; <span class="self">Self </span>{
         <span class="kw">let </span><span class="kw-2">mut </span>builder = 
WebhdfsBuilder::default();
 
-        <span class="kw">for </span>(k, v) <span class="kw">in 
</span>map.iter() {
-            <span class="kw">let </span>v = v.as_str();
-            <span class="kw">match </span>k.as_str() {
-                <span class="string">&quot;root&quot; </span>=&gt; 
builder.root(v),
-                <span class="string">&quot;endpoint&quot; </span>=&gt; 
builder.endpoint(v),
-                <span class="string">&quot;delegation&quot; </span>=&gt; 
builder.delegation(v),
-                <span class="kw">_ </span>=&gt; <span 
class="kw">continue</span>,
-            };
-        }
+        map.get(<span class="string">&quot;root&quot;</span>).map(|v| 
builder.root(v));
+        map.get(<span class="string">&quot;endpoint&quot;</span>).map(|v| 
builder.endpoint(v));
+        map.get(<span class="string">&quot;delegation&quot;</span>).map(|v| 
builder.delegation(v));
 
         builder
     }
 
     <span class="doccomment">/// build the backend
     ///
-    /// # Note:
+    /// # Note
+    ///
     /// when building backend, the built backend will check if the root 
directory
     /// exits.
     /// if the directory does not exits, the directory will be automatically 
created
-    /// if the root path is occupied by a file, a failure will be returned
     </span><span class="kw">fn </span>build(<span class="kw-2">&amp;mut 
</span><span class="self">self</span>) -&gt; <span 
class="prelude-ty">Result</span>&lt;<span 
class="self">Self</span>::Accessor&gt; {
-        <span class="macro">debug!</span>(<span class="string">&quot;building 
backend: {:?}&quot;</span>, <span class="self">self</span>);
+        <span class="macro">debug!</span>(<span class="string">&quot;start 
building backend: {:?}&quot;</span>, <span class="self">self</span>);
 
         <span class="kw">let </span>root = normalize_root(<span 
class="kw-2">&amp;</span><span 
class="self">self</span>.root.take().unwrap_or_default());
         <span class="macro">debug!</span>(<span class="string">&quot;backend 
use root {root}&quot;</span>);
@@ -920,19 +809,21 @@
         };
         <span class="macro">debug!</span>(<span class="string">&quot;backend 
use endpoint {}&quot;</span>, endpoint);
 
-        <span class="kw">let </span>auth = <span 
class="self">self</span>.auth_str();
+        <span class="kw">let </span>auth = <span class="self">self
+            </span>.delegation
+            .take()
+            .map(|dt| <span class="macro">format!</span>(<span 
class="string">&quot;delegation_token={dt}&quot;</span>));
+
         <span class="kw">let </span>client = HttpClient::new()<span 
class="question-mark">?</span>;
 
         <span class="kw">let </span>backend = WebhdfsBackend {
-            root: root.clone(),
+            root,
             endpoint,
             auth,
             client,
             root_checker: OnceCell::new(),
         };
 
-        <span class="macro">debug!</span>(<span class="string">&quot;checking 
working directory: {}&quot;</span>, root);
-
         <span class="prelude-val">Ok</span>(backend)
     }
 }
@@ -942,14 +833,17 @@
 </span><span class="kw">pub struct </span>WebhdfsBackend {
     root: String,
     endpoint: String,
-    <span class="kw">pub </span>client: HttpClient,
     auth: <span class="prelude-ty">Option</span>&lt;String&gt;,
     root_checker: OnceCell&lt;()&gt;,
+
+    <span class="kw">pub </span>client: HttpClient,
 }
 
 <span class="kw">impl </span>WebhdfsBackend {
-    <span class="comment">// create object or make a directory
-    </span><span class="kw">pub async fn </span>webhdfs_create_object_req(
+    <span class="doccomment">/// create object or make a directory
+    ///
+    /// TODO: we should split it into mkdir and create
+    </span><span class="kw">pub async fn </span>webhdfs_create_object_request(
         <span class="kw-2">&amp;</span><span class="self">self</span>,
         path: <span class="kw-2">&amp;</span>str,
         size: <span class="prelude-ty">Option</span>&lt;usize&gt;,
@@ -1000,7 +894,11 @@
         re_builder.body(body).map_err(new_request_build_error)
     }
 
-    <span class="kw">async fn </span>webhdfs_open_req(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str, range: <span class="kw-2">&amp;</span>BytesRange) 
-&gt; <span class="prelude-ty">Result</span>&lt;Request&lt;AsyncBody&gt;&gt; {
+    <span class="kw">async fn </span>webhdfs_open_request(
+        <span class="kw-2">&amp;</span><span class="self">self</span>,
+        path: <span class="kw-2">&amp;</span>str,
+        range: <span class="kw-2">&amp;</span>BytesRange,
+    ) -&gt; <span 
class="prelude-ty">Result</span>&lt;Request&lt;AsyncBody&gt;&gt; {
         <span class="kw">let </span>p = build_abs_path(<span 
class="kw-2">&amp;</span><span class="self">self</span>.root, path);
         <span class="kw">let </span><span class="kw-2">mut </span>url = <span 
class="macro">format!</span>(
             <span class="string">&quot;{}/webhdfs/v1/{}?op=OPEN&quot;</span>,
@@ -1008,40 +906,23 @@
             percent_encode_path(<span class="kw-2">&amp;</span>p),
         );
         <span class="kw">if let </span><span 
class="prelude-val">Some</span>(auth) = <span class="kw-2">&amp;</span><span 
class="self">self</span>.auth {
-            url += <span class="macro">format!</span>(<span 
class="string">&quot;&amp;{auth}&quot;</span>).as_str();
+            url += <span class="kw-2">&amp;</span><span 
class="macro">format!</span>(<span 
class="string">&quot;&amp;{auth}&quot;</span>);
         }
 
-        <span class="comment">// make a Webhdfs compatible bytes range
-        //
-        // Webhdfs does not support read from end
-        // have to solve manually
-        </span><span class="kw">let </span>range = <span class="kw">match 
</span>(range.offset(), range.size()) {
-            <span class="comment">// avoiding reading the whole file
-            </span>(<span class="prelude-val">None</span>, <span 
class="prelude-val">Some</span>(size)) =&gt; {
-                <span class="macro">debug!</span>(<span 
class="string">&quot;converting bytes range to webhdfs compatible&quot;</span>);
-                <span class="kw">let </span>status = <span 
class="self">self</span>.stat(path, OpStat::default()).<span 
class="kw">await</span><span class="question-mark">?</span>;
-                <span class="kw">let </span>total_size = 
status.into_metadata().content_length();
-                <span class="kw">let </span>offset = total_size - size;
-                BytesRange::new(<span class="prelude-val">Some</span>(offset), 
<span class="prelude-val">Some</span>(size))
-            }
-            <span class="kw">_ </span>=&gt; <span class="kw-2">*</span>range,
-        };
-
-        <span class="kw">let </span>(offset, size) = (range.offset(), 
range.size());
+        <span class="kw">if </span>!range.is_full() {
+            <span class="comment">// Webhdfs does not support read from end
+            </span><span class="kw">if </span>range.offset().is_none() 
&amp;&amp; range.size().is_some() {
+                <span class="kw">return </span><span 
class="prelude-val">Err</span>(Error::new(
+                    ErrorKind::Unsupported,
+                    <span class="string">&quot;webhdfs doesn&#39;t support 
read with suffix range&quot;</span>,
+                ));
+            };
 
-        <span class="kw">match </span>(offset, size) {
-            (<span class="prelude-val">Some</span>(offset), <span 
class="prelude-val">Some</span>(size)) =&gt; {
-                url += <span class="macro">format!</span>(<span 
class="string">&quot;&amp;offset={offset}&amp;length={size}&quot;</span>).as_str();
-            }
-            (<span class="prelude-val">Some</span>(offset), <span 
class="prelude-val">None</span>) =&gt; {
-                url += <span class="macro">format!</span>(<span 
class="string">&quot;&amp;offset={offset}&quot;</span>).as_str();
+            <span class="kw">if let </span><span 
class="prelude-val">Some</span>(offset) = range.offset() {
+                url += <span class="kw-2">&amp;</span><span 
class="macro">format!</span>(<span 
class="string">&quot;&amp;offset={offset}&quot;</span>);
             }
-            (<span class="prelude-val">None</span>, <span 
class="prelude-val">None</span>) =&gt; {
-                <span class="comment">// read all, do nothing
-            </span>}
-            (<span class="prelude-val">None</span>, <span 
class="prelude-val">Some</span>(<span class="kw">_</span>)) =&gt; {
-                <span class="comment">// already handled
-                </span><span class="macro">unreachable!</span>()
+            <span class="kw">if let </span><span 
class="prelude-val">Some</span>(size) = range.size() {
+                url += <span class="kw-2">&amp;</span><span 
class="macro">format!</span>(<span 
class="string">&quot;&amp;length={size}&quot;</span>)
             }
         }
 
@@ -1052,7 +933,7 @@
         <span class="prelude-val">Ok</span>(req)
     }
 
-    <span class="kw">fn </span>webhdfs_list_status_req(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str) -&gt; <span 
class="prelude-ty">Result</span>&lt;Request&lt;AsyncBody&gt;&gt; {
+    <span class="kw">fn </span>webhdfs_list_status_request(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str) -&gt; <span 
class="prelude-ty">Result</span>&lt;Request&lt;AsyncBody&gt;&gt; {
         <span class="kw">let </span>p = build_abs_path(<span 
class="kw-2">&amp;</span><span class="self">self</span>.root, path);
         <span class="kw">let </span><span class="kw-2">mut </span>url = <span 
class="macro">format!</span>(
             <span 
class="string">&quot;{}/webhdfs/v1/{}?op=LISTSTATUS&quot;</span>,
@@ -1063,62 +944,52 @@
             url += <span class="macro">format!</span>(<span 
class="string">&quot;&amp;{auth}&quot;</span>).as_str();
         }
 
-        <span class="kw">let </span>req = Request::get(<span 
class="kw-2">&amp;</span>url);
-        <span class="kw">let </span>req = req
+        <span class="kw">let </span>req = Request::get(<span 
class="kw-2">&amp;</span>url)
             .body(AsyncBody::Empty)
             .map_err(new_request_build_error)<span 
class="question-mark">?</span>;
         <span class="prelude-val">Ok</span>(req)
     }
-}
 
-<span class="kw">impl </span>WebhdfsBackend {
-    <span class="doccomment">/// get object from webhdfs
-    ///
-    /// # Notes
-    ///
-    /// looks like webhdfs doesn&#39;t support range request from file end.
-    /// so if we want to read the tail of object, the whole object should be 
transferred.
-    </span><span class="kw">async fn </span>webhdfs_get_object(
+    <span class="kw">async fn </span>webhdfs_read_file(
         <span class="kw-2">&amp;</span><span class="self">self</span>,
         path: <span class="kw-2">&amp;</span>str,
         range: BytesRange,
     ) -&gt; <span 
class="prelude-ty">Result</span>&lt;Response&lt;IncomingAsyncBody&gt;&gt; {
-        <span class="kw">let </span>req = <span 
class="self">self</span>.webhdfs_open_req(path, <span 
class="kw-2">&amp;</span>range).<span class="kw">await</span><span 
class="question-mark">?</span>;
+        <span class="kw">let </span>req = <span 
class="self">self</span>.webhdfs_open_request(path, <span 
class="kw-2">&amp;</span>range).<span class="kw">await</span><span 
class="question-mark">?</span>;
         <span class="kw">let </span>resp = <span 
class="self">self</span>.client.send(req).<span class="kw">await</span><span 
class="question-mark">?</span>;
 
-        <span class="comment">// this should be a 307 redirect
+        <span class="comment">// webhdfs namenode will redirect us to datanode 
for data transfer.
         </span><span class="kw">if </span>resp.status() != 
StatusCode::TEMPORARY_REDIRECT {
             <span class="kw">return </span><span 
class="prelude-val">Err</span>(parse_error(resp).<span 
class="kw">await</span><span class="question-mark">?</span>);
         }
 
-        <span class="kw">let </span>re_url = <span 
class="self">self</span>.follow_redirect(resp)<span 
class="question-mark">?</span>;
-        <span class="kw">let </span>re_req = Request::get(<span 
class="kw-2">&amp;</span>re_url)
+        <span class="kw">let </span>location = <span 
class="self">self</span>.follow_redirect(resp)<span 
class="question-mark">?</span>;
+        <span class="kw">let </span>req = Request::get(<span 
class="kw-2">&amp;</span>location)
             .body(AsyncBody::Empty)
             .map_err(new_request_build_error)<span 
class="question-mark">?</span>;
-        <span class="self">self</span>.client.send(re_req).<span 
class="kw">await
+        <span class="self">self</span>.client.send(req).<span class="kw">await
     </span>}
 
-    <span class="kw">async fn </span>webhdfs_status_object(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str) -&gt; <span 
class="prelude-ty">Result</span>&lt;Response&lt;IncomingAsyncBody&gt;&gt; {
+    <span class="kw">async fn </span>webhdfs_get_file_status(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str) -&gt; <span 
class="prelude-ty">Result</span>&lt;Response&lt;IncomingAsyncBody&gt;&gt; {
         <span class="kw">let </span>p = build_abs_path(<span 
class="kw-2">&amp;</span><span class="self">self</span>.root, path);
         <span class="kw">let </span><span class="kw-2">mut </span>url = <span 
class="macro">format!</span>(
             <span 
class="string">&quot;{}/webhdfs/v1/{}?op=GETFILESTATUS&quot;</span>,
             <span class="self">self</span>.endpoint,
             percent_encode_path(<span class="kw-2">&amp;</span>p),
         );
-        <span class="macro">debug!</span>(<span class="string">&quot;webhdfs 
status url: {}&quot;</span>, url);
+
         <span class="kw">if let </span><span 
class="prelude-val">Some</span>(auth) = <span class="kw-2">&amp;</span><span 
class="self">self</span>.auth {
             url += <span class="macro">format!</span>(<span 
class="string">&quot;&amp;{auth}&quot;</span>).as_str();
         }
 
-        <span class="kw">let </span>req = Request::get(<span 
class="kw-2">&amp;</span>url);
-        <span class="kw">let </span>req = req
+        <span class="kw">let </span>req = Request::get(<span 
class="kw-2">&amp;</span>url)
             .body(AsyncBody::Empty)
             .map_err(new_request_build_error)<span 
class="question-mark">?</span>;
 
         <span class="self">self</span>.client.send(req).<span class="kw">await
     </span>}
 
-    <span class="kw">async fn </span>webhdfs_delete_object(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str) -&gt; <span 
class="prelude-ty">Result</span>&lt;Response&lt;IncomingAsyncBody&gt;&gt; {
+    <span class="kw">async fn </span>webhdfs_delete(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str) -&gt; <span 
class="prelude-ty">Result</span>&lt;Response&lt;IncomingAsyncBody&gt;&gt; {
         <span class="kw">let </span>p = build_abs_path(<span 
class="kw-2">&amp;</span><span class="self">self</span>.root, path);
         <span class="kw">let </span><span class="kw-2">mut </span>url = <span 
class="macro">format!</span>(
             <span 
class="string">&quot;{}/webhdfs/v1/{}?op=DELETE&amp;recursive=false&quot;</span>,
@@ -1129,94 +1000,56 @@
             url += <span class="macro">format!</span>(<span 
class="string">&quot;&amp;{auth}&quot;</span>).as_str();
         }
 
-        <span class="kw">let </span>req = Request::delete(<span 
class="kw-2">&amp;</span>url);
-        <span class="kw">let </span>req = req
+        <span class="kw">let </span>req = Request::delete(<span 
class="kw-2">&amp;</span>url)
             .body(AsyncBody::Empty)
             .map_err(new_request_build_error)<span 
class="question-mark">?</span>;
 
         <span class="self">self</span>.client.send(req).<span class="kw">await
     </span>}
-}
 
-<span class="kw">impl </span>WebhdfsBackend {
     <span class="doccomment">/// get redirect destination from 307 
TEMPORARY_REDIRECT http response
     </span><span class="kw">fn </span>follow_redirect(<span 
class="kw-2">&amp;</span><span class="self">self</span>, resp: 
Response&lt;IncomingAsyncBody&gt;) -&gt; <span 
class="prelude-ty">Result</span>&lt;String&gt; {
-        <span class="kw">let </span>loc = <span class="kw">match 
</span>parse_location(resp.headers())<span class="question-mark">? </span>{
-            <span class="prelude-val">Some</span>(p) =&gt; {
-                <span class="kw">if </span>!p.starts_with(<span 
class="string">&#39;/&#39;</span>) {
-                    <span class="comment">// is not relative path
-                    </span>p.to_string()
-                } <span class="kw">else </span>{
-                    <span class="comment">// is relative path
-                    // prefix with endpoint url
-                    </span><span class="kw">let </span>url = <span 
class="self">self</span>.endpoint.clone();
-                    <span class="macro">format!</span>(<span 
class="string">&quot;{url}/{p}&quot;</span>)
-                }
-            }
-            <span class="prelude-val">None </span>=&gt; {
-                <span class="kw">let </span>err = Error::new(
-                    ErrorKind::Unexpected,
-                    <span class="string">&quot;redirection fail: no location 
header&quot;</span>,
-                );
-                <span class="kw">return </span><span 
class="prelude-val">Err</span>(err);
-            }
-        };
-        <span class="prelude-val">Ok</span>(loc)
-    }
-
-    <span class="kw">fn </span>consume_success_mkdir(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str, parts: Parts, body: <span 
class="kw-2">&amp;</span>str) -&gt; <span 
class="prelude-ty">Result</span>&lt;RpCreate&gt; {
-        <span class="kw">let </span>mkdir_rsp = 
serde_json::from_str::&lt;BooleanResp&gt;(body).map_err(|e| {
-            Error::new(ErrorKind::Unexpected, <span 
class="string">&quot;cannot parse mkdir response&quot;</span>)
-                .set_temporary()
-                .with_context(<span class="string">&quot;service&quot;</span>, 
Scheme::Webhdfs)
-                .with_context(<span 
class="string">&quot;response&quot;</span>, <span 
class="macro">format!</span>(<span class="string">&quot;{parts:?}&quot;</span>))
-                .set_source(e)
+        <span class="kw">let </span>location = 
parse_location(resp.headers())<span 
class="question-mark">?</span>.ok_or_else(|| {
+            Error::new(
+                ErrorKind::Unexpected,
+                <span class="string">&quot;webhdfs expect to have redirect 
location but got none&quot;</span>,
+            )
         })<span class="question-mark">?</span>;
 
-        <span class="kw">if </span>mkdir_rsp.boolean {
-            <span class="prelude-val">Ok</span>(RpCreate::default())
+        <span class="kw">let </span>location = <span class="kw">if 
</span>location.starts_with(<span class="string">&#39;/&#39;</span>) {
+            <span class="comment">// location starts with `/` means it&#39;s a 
relative path to current
+            // endpoint. We should prepend the endpoint to it so that we can
+            // send request to the correct location.
+            </span><span class="macro">format!</span>(<span 
class="string">&quot;{}/{location}&quot;</span>, <span 
class="self">self</span>.endpoint)
         } <span class="kw">else </span>{
-            <span class="prelude-val">Err</span>(Error::new(
-                ErrorKind::Unexpected,
-                <span class="kw-2">&amp;</span><span 
class="macro">format!</span>(<span class="string">&quot;mkdir failed: 
{path}&quot;</span>),
-            ))
-        }
+            location.to_string()
+        };
+
+        <span class="prelude-val">Ok</span>(location)
     }
 
     <span class="kw">async fn </span>check_root(<span 
class="kw-2">&amp;</span><span class="self">self</span>) -&gt; <span 
class="prelude-ty">Result</span>&lt;()&gt; {
-        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_status_object(<span 
class="string">&quot;/&quot;</span>).<span class="kw">await</span><span 
class="question-mark">?</span>;
+        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_get_file_status(<span 
class="string">&quot;/&quot;</span>).<span class="kw">await</span><span 
class="question-mark">?</span>;
         <span class="kw">match </span>resp.status() {
             StatusCode::OK =&gt; {
-                <span class="kw">let </span>body_bs = 
resp.into_body().bytes().<span class="kw">await</span><span 
class="question-mark">?</span>;
-
-                <span class="kw">let </span>file_status = 
serde_json::from_reader::&lt;<span class="kw">_</span>, 
FileStatusWrapper&gt;(body_bs.reader())
-                    .map_err(|e| {
-                        Error::new(ErrorKind::Unexpected, <span 
class="string">&quot;cannot parse returned json&quot;</span>)
-                            .with_context(<span 
class="string">&quot;service&quot;</span>, Scheme::Webhdfs)
-                            .set_source(e)
-                    })<span class="question-mark">?
+                <span class="kw">let </span>bs = 
resp.into_body().bytes().<span class="kw">await</span><span 
class="question-mark">?</span>;
+
+                <span class="kw">let </span>file_status = 
serde_json::from_slice::&lt;FileStatusWrapper&gt;(<span 
class="kw-2">&amp;</span>bs)
+                    .map_err(new_json_deserialize_error)<span 
class="question-mark">?
                     </span>.file_status;
 
-                <span class="kw">match </span>file_status.ty {
-                    FileStatusType::File =&gt; {
-                        <span class="macro">error!</span>(<span 
class="string">&quot;working directory is occupied!&quot;</span>);
-                        <span class="kw">return </span><span 
class="prelude-val">Err</span>(Error::new(ErrorKind::ConfigInvalid, <span 
class="string">&quot;root is occupied!&quot;</span>)
-                            .with_context(<span 
class="string">&quot;service&quot;</span>, Scheme::Webhdfs));
-                    }
-                    FileStatusType::Directory =&gt; {
-                        <span class="macro">debug!</span>(<span 
class="string">&quot;working directory exists, do nothing&quot;</span>);
-                    }
+                <span class="kw">if </span>file_status.ty == 
FileStatusType::File {
+                    <span class="kw">return </span><span 
class="prelude-val">Err</span>(Error::new(
+                        ErrorKind::ConfigInvalid,
+                        <span class="string">&quot;root path must be 
dir&quot;</span>,
+                    ));
                 }
             }
-
             StatusCode::NOT_FOUND =&gt; {
-                <span class="macro">debug!</span>(<span 
class="string">&quot;working directory does not exists, 
creating...&quot;</span>);
                 <span class="self">self</span>.create(<span 
class="string">&quot;/&quot;</span>, OpCreate::new(EntryMode::DIR)).<span 
class="kw">await</span><span class="question-mark">?</span>;
             }
-
             <span class="kw">_ </span>=&gt; <span class="kw">return 
</span><span class="prelude-val">Err</span>(parse_error(resp).<span 
class="kw">await</span><span class="question-mark">?</span>),
         }
-        <span class="macro">debug!</span>(<span class="string">&quot;working 
directory is ready!&quot;</span>);
         <span class="prelude-val">Ok</span>(())
     }
 }
@@ -1242,19 +1075,9 @@
     }
 
     <span class="doccomment">/// Create a file or directory
-    </span><span class="kw">async fn </span>create(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str, args: OpCreate) -&gt; <span 
class="prelude-ty">Result</span>&lt;RpCreate&gt; {
-        <span class="comment">// if the path ends with &#39;/&#39;, it will be 
treated as a directory
-        // otherwise, it will be treated as a file
-        </span><span class="kw">let </span>path = <span class="kw">if 
</span>args.mode().is_file() &amp;&amp; path.ends_with(<span 
class="string">&#39;/&#39;</span>) {
-            path.trim_end_matches(<span 
class="string">&#39;/&#39;</span>).to_owned()
-        } <span class="kw">else if </span>args.mode().is_dir() &amp;&amp; 
!path.ends_with(<span class="string">&#39;/&#39;</span>) {
-            path.to_owned() + <span class="string">&quot;/&quot;
-        </span>} <span class="kw">else </span>{
-            path.to_owned()
-        };
-
+    </span><span class="kw">async fn </span>create(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str, <span class="kw">_</span>: OpCreate) -&gt; <span 
class="prelude-ty">Result</span>&lt;RpCreate&gt; {
         <span class="kw">let </span>req = <span class="self">self
-            </span>.webhdfs_create_object_req(<span 
class="kw-2">&amp;</span>path, <span class="prelude-val">Some</span>(<span 
class="number">0</span>), <span class="prelude-val">None</span>, 
AsyncBody::Empty)
+            </span>.webhdfs_create_object_request(path, <span 
class="prelude-val">Some</span>(<span class="number">0</span>), <span 
class="prelude-val">None</span>, AsyncBody::Empty)
             .<span class="kw">await</span><span class="question-mark">?</span>;
 
         <span class="kw">let </span>resp = <span 
class="self">self</span>.client.send(req).<span class="kw">await</span><span 
class="question-mark">?</span>;
@@ -1267,15 +1090,19 @@
         // the redirection should be done automatically.
         </span><span class="kw">match </span>status {
             StatusCode::CREATED | StatusCode::OK =&gt; {
-                <span class="kw">if </span>!path.ends_with(<span 
class="string">&#39;/&#39;</span>) {
-                    <span class="comment">// create file&#39;s http resp could 
be ignored
-                    </span>resp.into_body().consume().<span 
class="kw">await</span><span class="question-mark">?</span>;
-                    <span class="kw">return </span><span 
class="prelude-val">Ok</span>(RpCreate::default());
+                <span class="kw">let </span>bs = 
resp.into_body().bytes().<span class="kw">await</span><span 
class="question-mark">?</span>;
+
+                <span class="kw">let </span>resp = 
serde_json::from_slice::&lt;BooleanResp&gt;(<span class="kw-2">&amp;</span>bs)
+                    .map_err(new_json_deserialize_error)<span 
class="question-mark">?</span>;
+
+                <span class="kw">if </span>resp.boolean {
+                    <span class="prelude-val">Ok</span>(RpCreate::default())
+                } <span class="kw">else </span>{
+                    <span class="prelude-val">Err</span>(Error::new(
+                        ErrorKind::Unexpected,
+                        <span class="string">&quot;webhdfs create dir 
failed&quot;</span>,
+                    ))
                 }
-                <span class="kw">let </span>(parts, body) = resp.into_parts();
-                <span class="kw">let </span>bs = body.bytes().<span 
class="kw">await</span><span class="question-mark">?</span>;
-                <span class="kw">let </span>s = String::from_utf8_lossy(<span 
class="kw-2">&amp;</span>bs);
-                <span class="self">self</span>.consume_success_mkdir(<span 
class="kw-2">&amp;</span>path, parts, <span class="kw-2">&amp;</span>s)
             }
             <span class="kw">_ </span>=&gt; <span 
class="prelude-val">Err</span>(parse_error(resp).<span 
class="kw">await</span><span class="question-mark">?</span>),
         }
@@ -1283,14 +1110,12 @@
 
     <span class="kw">async fn </span>read(<span class="kw-2">&amp;</span><span 
class="self">self</span>, path: <span class="kw-2">&amp;</span>str, args: 
OpRead) -&gt; <span class="prelude-ty">Result</span>&lt;(RpRead, <span 
class="self">Self</span>::Reader)&gt; {
         <span class="kw">let </span>range = args.range();
-        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_get_object(path, range).<span 
class="kw">await</span><span class="question-mark">?</span>;
+        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_read_file(path, range).<span 
class="kw">await</span><span class="question-mark">?</span>;
         <span class="kw">match </span>resp.status() {
             StatusCode::OK | StatusCode::PARTIAL_CONTENT =&gt; {
                 <span class="kw">let </span>meta = parse_into_metadata(path, 
resp.headers())<span class="question-mark">?</span>;
                 <span 
class="prelude-val">Ok</span>((RpRead::with_metadata(meta), resp.into_body()))
             }
-            StatusCode::NOT_FOUND =&gt; <span 
class="prelude-val">Err</span>(Error::new(ErrorKind::NotFound, <span 
class="string">&quot;object not found&quot;</span>)
-                .with_context(<span class="string">&quot;service&quot;</span>, 
Scheme::Webhdfs)),
             <span class="kw">_ </span>=&gt; <span 
class="prelude-val">Err</span>(parse_error(resp).<span 
class="kw">await</span><span class="question-mark">?</span>),
         }
     }
@@ -1315,28 +1140,25 @@
             .get_or_try_init(|| <span class="kw">async </span>{ <span 
class="self">self</span>.check_root().<span class="kw">await </span>})
             .<span class="kw">await</span><span class="question-mark">?</span>;
 
-        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_status_object(path).<span 
class="kw">await</span><span class="question-mark">?</span>;
+        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_get_file_status(path).<span 
class="kw">await</span><span class="question-mark">?</span>;
         <span class="kw">let </span>status = resp.status();
         <span class="kw">match </span>status {
             StatusCode::OK =&gt; {
-                <span class="macro">debug!</span>(<span 
class="string">&quot;stat object: {} ok&quot;</span>, path);
-                <span class="kw">let </span><span class="kw-2">mut </span>meta 
= parse_into_metadata(path, resp.headers())<span class="question-mark">?</span>;
-                <span class="kw">let </span>body_bs = 
resp.into_body().bytes().<span class="kw">await</span><span 
class="question-mark">?</span>;
-
-                <span class="kw">let </span>file_status = 
serde_json::from_reader::&lt;<span class="kw">_</span>, 
FileStatusWrapper&gt;(body_bs.reader())
-                    .map_err(|e| {
-                        Error::new(ErrorKind::Unexpected, <span 
class="string">&quot;cannot parse returned json&quot;</span>)
-                            .with_context(<span 
class="string">&quot;service&quot;</span>, Scheme::Webhdfs)
-                            .set_source(e)
-                    })<span class="question-mark">?
+                <span class="kw">let </span>bs = 
resp.into_body().bytes().<span class="kw">await</span><span 
class="question-mark">?</span>;
+
+                <span class="kw">let </span>file_status = 
serde_json::from_slice::&lt;FileStatusWrapper&gt;(<span 
class="kw-2">&amp;</span>bs)
+                    .map_err(new_json_deserialize_error)<span 
class="question-mark">?
                     </span>.file_status;
-                <span class="macro">debug!</span>(<span 
class="string">&quot;file status: {:?}&quot;</span>, file_status);
-                <span class="kw">let </span>status_meta: Metadata = 
file_status.try_into()<span class="question-mark">?</span>;
 
-                <span class="comment">// is ok to unwrap here
-                // all metadata field of status meta is present and checked by 
`TryFrom`
-                
</span>meta.set_last_modified(status_meta.last_modified().unwrap())
-                    .set_content_length(status_meta.content_length());
+                <span class="kw">let </span>meta = <span class="kw">match 
</span>file_status.ty {
+                    FileStatusType::Directory =&gt; 
Metadata::new(EntryMode::DIR),
+                    FileStatusType::File =&gt; Metadata::new(EntryMode::FILE)
+                        .with_content_length(file_status.length)
+                        
.with_last_modified(parse_datetime_from_from_timestamp_millis(
+                            file_status.modification_time,
+                        )<span class="question-mark">?</span>),
+                };
+
                 <span class="prelude-val">Ok</span>(RpStat::new(meta))
             }
 
@@ -1345,7 +1167,8 @@
     }
 
     <span class="kw">async fn </span>delete(<span 
class="kw-2">&amp;</span><span class="self">self</span>, path: <span 
class="kw-2">&amp;</span>str, <span class="kw">_</span>: OpDelete) -&gt; <span 
class="prelude-ty">Result</span>&lt;RpDelete&gt; {
-        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_delete_object(path).<span 
class="kw">await</span><span class="question-mark">?</span>;
+        <span class="kw">let </span>resp = <span 
class="self">self</span>.webhdfs_delete(path).<span 
class="kw">await</span><span class="question-mark">?</span>;
+
         <span class="kw">match </span>resp.status() {
             StatusCode::OK =&gt; {
                 resp.into_body().consume().<span class="kw">await</span><span 
class="question-mark">?</span>;
@@ -1357,21 +1180,16 @@
 
     <span class="kw">async fn </span>list(<span class="kw-2">&amp;</span><span 
class="self">self</span>, path: <span class="kw-2">&amp;</span>str, <span 
class="kw">_</span>: OpList) -&gt; <span 
class="prelude-ty">Result</span>&lt;(RpList, <span 
class="self">Self</span>::Pager)&gt; {
         <span class="kw">let </span>path = path.trim_end_matches(<span 
class="string">&#39;/&#39;</span>);
-        <span class="kw">let </span>req = <span 
class="self">self</span>.webhdfs_list_status_req(path)<span 
class="question-mark">?</span>;
+        <span class="kw">let </span>req = <span 
class="self">self</span>.webhdfs_list_status_request(path)<span 
class="question-mark">?</span>;
 
         <span class="kw">let </span>resp = <span 
class="self">self</span>.client.send(req).<span class="kw">await</span><span 
class="question-mark">?</span>;
         <span class="kw">match </span>resp.status() {
             StatusCode::OK =&gt; {
-                <span class="kw">let </span>body_bs = 
resp.into_body().bytes().<span class="kw">await</span><span 
class="question-mark">?</span>;
-                <span class="kw">let </span>file_statuses =
-                    serde_json::from_reader::&lt;<span class="kw">_</span>, 
FileStatusesWrapper&gt;(body_bs.reader())
-                        .map_err(|e| {
-                            Error::new(ErrorKind::Unexpected, <span 
class="string">&quot;cannot parse returned json&quot;</span>)
-                                .with_context(<span 
class="string">&quot;service&quot;</span>, Scheme::Webhdfs)
-                                .set_source(e)
-                        })<span class="question-mark">?
-                        </span>.file_statuses
-                        .file_status;
+                <span class="kw">let </span>bs = 
resp.into_body().bytes().<span class="kw">await</span><span 
class="question-mark">?</span>;
+                <span class="kw">let </span>file_statuses = 
serde_json::from_slice::&lt;FileStatusesWrapper&gt;(<span 
class="kw-2">&amp;</span>bs)
+                    .map_err(new_json_deserialize_error)<span 
class="question-mark">?
+                    </span>.file_statuses
+                    .file_status;
 
                 <span class="kw">let </span>objects = WebhdfsPager::new(path, 
file_statuses);
                 <span class="prelude-val">Ok</span>((RpList::default(), 
objects))
diff --git a/docs/rust/src/opendal/services/webhdfs/message.rs.html 
b/docs/rust/src/opendal/services/webhdfs/message.rs.html
index 53420761..9b49735f 100644
--- a/docs/rust/src/opendal/services/webhdfs/message.rs.html
+++ b/docs/rust/src/opendal/services/webhdfs/message.rs.html
@@ -163,25 +163,6 @@
 <a href="#163" id="163">163</a>
 <a href="#164" id="164">164</a>
 <a href="#165" id="165">165</a>
-<a href="#166" id="166">166</a>
-<a href="#167" id="167">167</a>
-<a href="#168" id="168">168</a>
-<a href="#169" id="169">169</a>
-<a href="#170" id="170">170</a>
-<a href="#171" id="171">171</a>
-<a href="#172" id="172">172</a>
-<a href="#173" id="173">173</a>
-<a href="#174" id="174">174</a>
-<a href="#175" id="175">175</a>
-<a href="#176" id="176">176</a>
-<a href="#177" id="177">177</a>
-<a href="#178" id="178">178</a>
-<a href="#179" id="179">179</a>
-<a href="#180" id="180">180</a>
-<a href="#181" id="181">181</a>
-<a href="#182" id="182">182</a>
-<a href="#183" id="183">183</a>
-<a href="#184" id="184">184</a>
 </pre><pre class="rust"><code><span class="comment">// Licensed to the Apache 
Software Foundation (ASF) under one
 // or more contributor license agreements.  See the NOTICE file
 // distributed with this work for additional information
@@ -199,13 +180,10 @@
 // specific language governing permissions and limitations
 // under the License.
 
-</span><span class="doccomment">//! HTTP response messages
+</span><span class="doccomment">//! WebHDFS response messages
 
 </span><span class="kw">use </span>serde::Deserialize;
 
-<span class="kw">use </span><span class="kw">crate</span>::raw::<span 
class="kw-2">*</span>;
-<span class="kw">use crate</span>::<span class="kw-2">*</span>;
-
 <span class="attr">#[derive(Debug, Deserialize)]
 </span><span class="kw">pub</span>(<span class="kw">super</span>) <span 
class="kw">struct </span>BooleanResp {
     <span class="kw">pub </span>boolean: bool,
@@ -240,22 +218,6 @@
     </span><span class="kw">pub </span>ty: FileStatusType,
 }
 
-<span class="kw">impl </span>TryFrom&lt;FileStatus&gt; <span class="kw">for 
</span>Metadata {
-    <span class="kw">type </span>Error = Error;
-    <span class="kw">fn </span>try_from(value: FileStatus) -&gt; <span 
class="prelude-ty">Result</span>&lt;<span class="self">Self</span>&gt; {
-        <span class="kw">let </span><span class="kw-2">mut </span>meta = <span 
class="kw">match </span>value.ty {
-            FileStatusType::Directory =&gt; Metadata::new(EntryMode::DIR),
-            FileStatusType::File =&gt; Metadata::new(EntryMode::FILE),
-        };
-
-        meta.set_last_modified(parse_datetime_from_from_timestamp_millis(
-            value.modification_time,
-        )<span class="question-mark">?</span>)
-        .set_content_length(value.length);
-        <span class="prelude-val">Ok</span>(meta)
-    }
-}
-
 <span class="attr">#[derive(Debug, Deserialize, PartialEq, Eq)]
 #[serde(rename_all = <span class="string">&quot;UPPERCASE&quot;</span>)]
 </span><span class="kw">pub enum </span>FileStatusType {
diff --git a/docs/rust/src/opendal/services/webhdfs/pager.rs.html 
b/docs/rust/src/opendal/services/webhdfs/pager.rs.html
index ae3c6a2f..f95af98d 100644
--- a/docs/rust/src/opendal/services/webhdfs/pager.rs.html
+++ b/docs/rust/src/opendal/services/webhdfs/pager.rs.html
@@ -62,6 +62,17 @@
 <a href="#62" id="62">62</a>
 <a href="#63" id="63">63</a>
 <a href="#64" id="64">64</a>
+<a href="#65" id="65">65</a>
+<a href="#66" id="66">66</a>
+<a href="#67" id="67">67</a>
+<a href="#68" id="68">68</a>
+<a href="#69" id="69">69</a>
+<a href="#70" id="70">70</a>
+<a href="#71" id="71">71</a>
+<a href="#72" id="72">72</a>
+<a href="#73" id="73">73</a>
+<a href="#74" id="74">74</a>
+<a href="#75" id="75">75</a>
 </pre><pre class="rust"><code><span class="comment">// Licensed to the Apache 
Software Foundation (ASF) under one
 // or more contributor license agreements.  See the NOTICE file
 // distributed with this work for additional information
@@ -81,7 +92,7 @@
 
 </span><span class="kw">use </span>async_trait::async_trait;
 
-<span class="kw">use </span><span class="kw">super</span>::message::FileStatus;
+<span class="kw">use </span><span 
class="kw">super</span>::message::{FileStatus, FileStatusType};
 <span class="kw">use </span><span class="kw">crate</span>::raw::<span 
class="kw-2">*</span>;
 <span class="kw">use crate</span>::<span class="kw-2">*</span>;
 
@@ -115,7 +126,18 @@
                 <span class="macro">format!</span>(<span 
class="string">&quot;{}/{}&quot;</span>, <span class="self">self</span>.path, 
status.path_suffix)
             };
 
-            <span class="kw">let </span>meta: Metadata = 
status.try_into()<span class="question-mark">?</span>;
+            <span class="kw">let </span>meta = <span class="kw">match 
</span>status.ty {
+                FileStatusType::Directory =&gt; Metadata::new(EntryMode::DIR),
+                FileStatusType::File =&gt; Metadata::new(EntryMode::FILE)
+                    .with_content_length(status.length)
+                    
.with_last_modified(parse_datetime_from_from_timestamp_millis(
+                        status.modification_time,
+                    )<span class="question-mark">?</span>),
+            };
+
+            <span class="kw">if </span>meta.mode().is_file() {
+                path = path.trim_end_matches(<span 
class="string">&#39;/&#39;</span>).to_string();
+            }
             <span class="kw">if </span>meta.mode().is_dir() {
                 path += <span class="string">&quot;/&quot;
             </span>}
diff --git a/docs/rust/src/opendal/services/webhdfs/writer.rs.html 
b/docs/rust/src/opendal/services/webhdfs/writer.rs.html
index 02f94467..cd891a99 100644
--- a/docs/rust/src/opendal/services/webhdfs/writer.rs.html
+++ b/docs/rust/src/opendal/services/webhdfs/writer.rs.html
@@ -121,7 +121,7 @@
     <span class="kw">async fn </span>write(<span class="kw-2">&amp;mut 
</span><span class="self">self</span>, bs: Bytes) -&gt; <span 
class="prelude-ty">Result</span>&lt;()&gt; {
         <span class="kw">let </span>req = <span class="self">self
             </span>.backend
-            .webhdfs_create_object_req(
+            .webhdfs_create_object_request(
                 <span class="kw-2">&amp;</span><span 
class="self">self</span>.path,
                 <span class="prelude-val">Some</span>(bs.len()),
                 <span class="self">self</span>.op.content_type(),
diff --git a/index.html b/index.html
index 2191ca82..174a158b 100644
--- a/index.html
+++ b/index.html
@@ -5,13 +5,13 @@
 <meta name="generator" content="Docusaurus v2.3.1">
 <title data-rh="true">Apache OpenDAL</title><meta data-rh="true" 
property="og:title" content="Apache OpenDAL"><meta data-rh="true" 
name="viewport" content="width=device-width,initial-scale=1"><meta 
data-rh="true" name="twitter:card" content="summary_large_image"><meta 
data-rh="true" property="og:url" content="https://opendal.apache.org/";><meta 
data-rh="true" name="docusaurus_locale" content="en"><meta data-rh="true" 
name="docusaurus_tag" content="default"><meta data-rh="true" name="docse [...]
 <link rel="alternate" type="application/atom+xml" href="/blog/atom.xml" 
title="Apache OpenDAL Atom Feed"><link rel="stylesheet" 
href="/assets/css/styles.8610ae2e.css">
-<link rel="preload" href="/assets/js/runtime~main.7d828908.js" as="script">
+<link rel="preload" href="/assets/js/runtime~main.0e95f8a0.js" as="script">
 <link rel="preload" href="/assets/js/main.fe9ff58f.js" as="script">
 </head>
 <body class="navigation-with-keyboard">
 <script>!function(){function 
t(t){document.documentElement.setAttribute("data-theme",t)}var e=function(){var 
t=null;try{t=localStorage.getItem("theme")}catch(t){}return 
t}();t(null!==e?e:"light")}()</script><div id="__docusaurus">
 <div id="docusaurus-base-url-issue-banner-container"></div><div role="region" 
aria-label="Skip to main content"><a class="skipToContent_fXgn" 
href="#docusaurus_skipToContent_fallback">Skip to main content</a></div><nav 
aria-label="Main" class="navbar navbar--fixed-top"><div 
class="navbar__inner"><div class="navbar__items"><button aria-label="Toggle 
navigation bar" aria-expanded="false" class="navbar__toggle clean-btn" 
type="button"><svg width="30" height="30" viewBox="0 0 30 30" aria-hid [...]
-<script src="/assets/js/runtime~main.7d828908.js"></script>
+<script src="/assets/js/runtime~main.0e95f8a0.js"></script>
 <script src="/assets/js/main.fe9ff58f.js"></script>
 </body>
 </html>
\ No newline at end of file


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