hadoop CommitterStatistics 源码
haddop CommitterStatistics 代码
文件路径：/hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/statistics/CommitterStatistics.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.statistics;
import org.apache.hadoop.fs.statistics.impl.IOStatisticsStore;
/**
* Statistics for S3A committers.
*/
public interface CommitterStatistics
extends S3AStatisticInterface {
/** A commit has been created. */
void commitCreated();
/**
* Data has been uploaded to be committed in a subsequent operation.
* @param size size in bytes
*/
void commitUploaded(long size);
/**
* A commit has been completed.
* @param size size in bytes
*/
void commitCompleted(long size);
/** A commit has been aborted. */
void commitAborted();
/**
* A commit was reverted.
*/
void commitReverted();
/**
* A commit failed.
*/
void commitFailed();
/**
* Note that a task has completed.
* @param success success flag
*/
void taskCompleted(boolean success);
/**
* Note that a job has completed.
* @param success success flag
*/
void jobCompleted(boolean success);
/**
* Return the writeable IOStatisticsStore.
* @return the statistics
*/
IOStatisticsStore getIOStatistics();
}
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