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The following commit(s) were added to refs/heads/trunk by this push:
     new 7938ebf  HDFS-15506. [JDK 11] Fix javadoc errors in hadoop-hdfs 
module. Contributed by Xieming Li.
7938ebf is described below

commit 7938ebfb9dd12b874ced1798f0c3ad0c160cb465
Author: Akira Ajisaka <[email protected]>
AuthorDate: Tue Aug 11 11:14:58 2020 +0900

    HDFS-15506. [JDK 11] Fix javadoc errors in hadoop-hdfs module. Contributed 
by Xieming Li.
---
 hadoop-hdfs-project/hadoop-hdfs/pom.xml                                | 1 -
 .../src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java            | 2 +-
 .../hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java      | 2 --
 .../hdfs/server/blockmanagement/DatanodeAdminDefaultMonitor.java       | 2 +-
 .../hdfs/server/namenode/snapshot/DirectorySnapshottableFeature.java   | 3 ++-
 .../src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java           | 1 -
 6 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/pom.xml 
b/hadoop-hdfs-project/hadoop-hdfs/pom.xml
index 5b50062..e1ea584 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/pom.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs/pom.xml
@@ -32,7 +32,6 @@ https://maven.apache.org/xsd/maven-4.0.0.xsd";>
   <properties>
     <hadoop.component>hdfs</hadoop.component>
     <is.hadoop.component>true</is.hadoop.component>
-    <javadoc.skip.jdk11>true</javadoc.skip.jdk11>
   </properties>
 
   <dependencies>
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
index d1c32f1..07ab0aa 100755
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
@@ -685,7 +685,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
       600;
   /**
    * The maximum number of getBlocks RPCs data movement utilities can make to
-   * a NameNode per second. Values <= 0 disable throttling. This affects
+   * a NameNode per second. Values &lt;= 0 disable throttling. This affects
    * anything that uses a NameNodeConnector, i.e., the Balancer, Mover,
    * and StoragePolicySatisfier.
    */
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
index 00f14cd..f62c1bf 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
@@ -39,7 +39,6 @@ import static 
org.apache.hadoop.hdfs.DFSConfigKeys.DFS_SERVER_HTTPS_TRUSTSTORE_P
 
 import java.io.ByteArrayInputStream;
 import java.io.DataInputStream;
-import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.PrintStream;
 import java.net.InetAddress;
@@ -1777,7 +1776,6 @@ public class DFSUtil {
    *                                was found.
    * @throws ParentNotDirectoryException
    * @throws UnresolvedLinkException
-   * @throws FileNotFoundException
    */
   public static void checkProtectedDescendants(
       FSDirectory fsd, INodesInPath iip)
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeAdminDefaultMonitor.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeAdminDefaultMonitor.java
index a5650d1..508dab6 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeAdminDefaultMonitor.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeAdminDefaultMonitor.java
@@ -40,7 +40,7 @@ import java.util.Iterator;
 /**
  * Checks to see if datanodes have finished DECOMMISSION_INPROGRESS or
  * ENTERING_MAINTENANCE state.
- * <p/>
+ * <p>
  * Since this is done while holding the namesystem lock,
  * the amount of work per monitor tick is limited.
  */
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/DirectorySnapshottableFeature.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/DirectorySnapshottableFeature.java
index 18ef9a1..3bf2df4 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/DirectorySnapshottableFeature.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/DirectorySnapshottableFeature.java
@@ -173,7 +173,8 @@ public class DirectorySnapshottableFeature extends 
DirectoryWithSnapshotFeature
    * Add a snapshot.
    * @param snapshotRoot Root of the snapshot.
    * @param name Name of the snapshot.
-   * @param mtime The snapshot creation time set by Time.now().
+   * @param leaseManager
+   * @param captureOpenFiles
    * @throws SnapshotException Throw SnapshotException when there is a snapshot
    *           with the same name already exists or snapshot quota exceeds
    */
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java
index ec5fa0a..a0d3012 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java
@@ -2184,7 +2184,6 @@ public class DFSAdmin extends FsShell {
 
   /**
    * @param argv The parameters passed to this program.
-   * @exception Exception if the filesystem does not exist.
    * @return 0 on success, non zero on error.
    */
   @Override


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