hadoop DirectTimelineWriter 源码
haddop DirectTimelineWriter 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/client/api/impl/DirectTimelineWriter.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.yarn.client.api.impl;
import java.io.IOException;
import java.net.URI;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.timeline.TimelineDomain;
import org.apache.hadoop.yarn.api.records.timeline.TimelineEntity;
import org.apache.hadoop.yarn.api.records.timeline.TimelineEntityGroupId;
import org.apache.hadoop.yarn.api.records.timeline.TimelinePutResponse;
import org.apache.hadoop.yarn.exceptions.YarnException;
import com.sun.jersey.api.client.Client;
/**
* A simple writer class for storing Timeline data into Leveldb store.
*/
@Private
@Unstable
public class DirectTimelineWriter extends TimelineWriter{
private static final Logger LOG = LoggerFactory
.getLogger(DirectTimelineWriter.class);
public DirectTimelineWriter(UserGroupInformation authUgi,
Client client, URI resURI) {
super(authUgi, client, resURI);
}
@Override
public TimelinePutResponse putEntities(ApplicationAttemptId appAttemptId,
TimelineEntityGroupId groupId, TimelineEntity... entities)
throws IOException, YarnException {
throw new IOException("Not supported");
}
@Override
public void putDomain(ApplicationAttemptId appAttemptId,
TimelineDomain domain) throws IOException, YarnException {
throw new IOException("Not supported");
}
}
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