hadoop CountTimeWritable 源码
haddop CountTimeWritable 代码
文件路径：/hadoop-tools/hadoop-dynamometer/hadoop-dynamometer-workload/src/main/java/org/apache/hadoop/tools/dynamometer/workloadgenerator/audit/CountTimeWritable.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.tools.dynamometer.workloadgenerator.audit;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Writable;
/**
* UserCommandKey is a {@link Writable} used as a composite value that
* accumulates the count and cumulative latency of replayed commands. It is
* used as the output value for AuditReplayMapper and AuditReplayReducer.
*/
public class CountTimeWritable implements Writable {
private LongWritable count;
private LongWritable time;
public CountTimeWritable() {
count = new LongWritable();
time = new LongWritable();
}
public CountTimeWritable(LongWritable count, LongWritable time) {
this.count = count;
this.time = time;
}
public CountTimeWritable(long count, long time) {
this.count = new LongWritable(count);
this.time = new LongWritable(time);
}
public long getCount() {
return count.get();
}
public long getTime() {
return time.get();
}
public void setCount(long count) {
this.count.set(count);
}
public void setTime(long time) {
this.time.set(time);
}
@Override
public void write(DataOutput out) throws IOException {
count.write(out);
time.write(out);
}
@Override
public void readFields(DataInput in) throws IOException {
count.readFields(in);
time.readFields(in);
}
@Override
public String toString() {
return getCount() + "," + getTime();
}
}
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