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The following commit(s) were added to refs/heads/branch-3.0 by this push:
new 61ede3a [SPARK-31128][WEBUI] Fix Uncaught TypeError in streaming
statistics page
61ede3a is described below
commit 61ede3ac7cb799fadc2549fa61b5375bc7872e7f
Author: Gengliang Wang <gengliang.w...@databricks.com>
AuthorDate: Thu Mar 12 20:01:17 2020 -0700
[SPARK-31128][WEBUI] Fix Uncaught TypeError in streaming statistics page
### What changes were proposed in this pull request?
There is a minor issue in https://github.com/apache/spark/pull/26201
In the streaming statistics page, there is such error
```
streaming-page.js:211 Uncaught TypeError: Cannot read property 'top' of
undefined
at SVGCircleElement.<anonymous> (streaming-page.js:211)
at SVGCircleElement.__onclick (d3.min.js:1)
```
in the console after clicking the timeline graph.
This PR is to fix it.
### Why are the changes needed?
Fix the error of javascript execution.
### Does this PR introduce any user-facing change?
No, the error shows up in the console.
### How was this patch tested?
Manual test.
Closes #27883 from gengliangwang/fixSelector.
Authored-by: Gengliang Wang <gengliang.w...@databricks.com>
Signed-off-by: Gengliang Wang <gengliang.w...@databricks.com>
(cherry picked from commit 0f463258c214c67360f2b46a4e2292d992b3bf23)
Signed-off-by: Gengliang Wang <gengliang.w...@databricks.com>
---
.../org/apache/spark/ui/static/streaming-page.js | 39 ++++++++++++----------
1 file changed, 21 insertions(+), 18 deletions(-)
diff --git
a/core/src/main/resources/org/apache/spark/ui/static/streaming-page.js
b/core/src/main/resources/org/apache/spark/ui/static/streaming-page.js
index ed3e65c3..528b9df 100644
--- a/core/src/main/resources/org/apache/spark/ui/static/streaming-page.js
+++ b/core/src/main/resources/org/apache/spark/ui/static/streaming-page.js
@@ -190,29 +190,32 @@ function drawTimeline(id, data, minX, maxX, minY, maxY,
unitY, batchInterval) {
.attr("r", function(d) { return isFailedBatch(d.x) ? "2" :
"3";});
})
.on("click", function(d) {
- if (lastTimeout != null) {
- window.clearTimeout(lastTimeout);
- }
- if (lastClickedBatch != null) {
- clearBatchRow(lastClickedBatch);
- lastClickedBatch = null;
- }
- lastClickedBatch = d.x;
- highlightBatchRow(lastClickedBatch);
- lastTimeout = window.setTimeout(function () {
- lastTimeout = null;
+ var batchSelector = $("#batch-" + d.x);
+ // If there is a corresponding batch row, scroll down to it
and highlight it.
+ if (batchSelector.length > 0) {
+ if (lastTimeout != null) {
+ window.clearTimeout(lastTimeout);
+ }
if (lastClickedBatch != null) {
clearBatchRow(lastClickedBatch);
lastClickedBatch = null;
}
- }, 3000); // Clean up after 3 seconds
-
- var batchSelector = $("#batch-" + d.x);
- var topOffset = batchSelector.offset().top - 15;
- if (topOffset < 0) {
- topOffset = 0;
+ lastClickedBatch = d.x;
+ highlightBatchRow(lastClickedBatch);
+ lastTimeout = window.setTimeout(function () {
+ lastTimeout = null;
+ if (lastClickedBatch != null) {
+ clearBatchRow(lastClickedBatch);
+ lastClickedBatch = null;
+ }
+ }, 3000); // Clean up after 3 seconds
+
+ var topOffset = batchSelector.offset().top - 15;
+ if (topOffset < 0) {
+ topOffset = 0;
+ }
+ $('html,body').animate({scrollTop: topOffset}, 200);
}
- $('html,body').animate({scrollTop: topOffset}, 200);
});
}
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