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HDFS-6396. Remove support for ACL feature from INodeSymlink. Contributed by Charles Lamb.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1596713 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Andrew Wang 2014-05-22 00:10:30 +00:00
parent fdb5870d49
commit 4dfedd81a4
2 changed files with 23 additions and 0 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -437,6 +437,9 @@ Release 2.5.0 - UNRELEASED
HDFS-6432. Add snapshot related APIs to webhdfs. (jing9)
HDFS-6396. Remove support for ACL feature from INodeSymlink.
(Charles Lamb via wang)
OPTIMIZATIONS
HDFS-6214. Webhdfs has poor throughput for files >2GB (daryn)

20
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeSymlink.java
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@ -25,6 +25,7 @@
import org.apache.hadoop.hdfs.DFSUtil;
import org.apache.hadoop.hdfs.protocol.QuotaExceededException;
import org.apache.hadoop.hdfs.server.namenode.snapshot.Snapshot;
import org.apache.hadoop.hdfs.server.namenode.AclFeature;
import org.apache.hadoop.hdfs.server.namenode.XAttrFeature;
/**
@ -112,6 +113,25 @@ public void dumpTreeRecursively(PrintWriter out, StringBuilder prefix,
out.println();
}
/**
* getAclFeature is not overridden because it is needed for resolving
* symlinks.
@Override
final AclFeature getAclFeature(int snapshotId) {
throw new UnsupportedOperationException("ACLs are not supported on symlinks");
}
*/
@Override
public void removeAclFeature() {
throw new UnsupportedOperationException("ACLs are not supported on symlinks");
}
@Override
public void addAclFeature(AclFeature f) {
throw new UnsupportedOperationException("ACLs are not supported on symlinks");
}
@Override
final XAttrFeature getXAttrFeature(int snapshotId) {
throw new UnsupportedOperationException("XAttrs are not supported on symlinks");