hadoop StagingCommitterFactory 源码
haddop StagingCommitterFactory 代码
文件路径：/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/commit/staging/StagingCommitterFactory.java
/*
* 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 org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.s3a.S3AFileSystem;
import org.apache.hadoop.fs.s3a.commit.AbstractS3ACommitterFactory;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.hadoop.mapreduce.lib.output.PathOutputCommitter;
/**
* Factory for the staging committer.
* This is for internal test use, rather than the public directory and
* partitioned committers.
*/
public class StagingCommitterFactory
extends AbstractS3ACommitterFactory {
/**
* Name of this class: {@value}.
*/
public static final String CLASSNAME
= "org.apache.hadoop.fs.s3a.commit.staging.StagingCommitterFactory";
public PathOutputCommitter createTaskCommitter(S3AFileSystem fileSystem,
Path outputPath,
TaskAttemptContext context) throws IOException {
return new StagingCommitter(outputPath, context);
}
}
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