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https://issues.apache.org/jira/browse/HADOOP-14971?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16218541#comment-16218541
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ASF GitHub Bot commented on HADOOP-14971:
-----------------------------------------
Github user steveloughran commented on a diff in the pull request:
https://github.com/apache/hadoop/pull/282#discussion_r146844315
--- Diff:
hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/commit/staging/DirectoryStagingCommitter.java
---
@@ -0,0 +1,104 @@
+/*
+ * 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
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.hadoop.fs.s3a.commit.staging;
+
+import java.io.IOException;
+import java.util.List;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.fs.PathExistsException;
+import org.apache.hadoop.fs.s3a.commit.files.SinglePendingCommit;
+import org.apache.hadoop.mapreduce.JobContext;
+import org.apache.hadoop.mapreduce.TaskAttemptContext;
+
+/**
+ * This commits to a directory.
+ * The conflict policy is
+ * <ul>
+ * <li>FAIL: fail the commit</li>
+ * <li>APPEND: add extra data to the destination.</li>
+ * <li>REPLACE: delete the destination directory.</li>
--- End diff --
done, added docs to partitioned committer and fixed error in Partitioned
commitTaskInternal() which stated the delete was in task commit.
> Merge S3A committers into trunk
> -------------------------------
>
> Key: HADOOP-14971
> URL: https://issues.apache.org/jira/browse/HADOOP-14971
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/s3
> Affects Versions: 3.0.0
> Reporter: Steve Loughran
> Assignee: Steve Loughran
>
> Merge the HADOOP-13786 committer into trunk. This branch is being set up as a
> github PR for review there & to keep it out the mailboxes of the watchers on
> the main JIRA
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