org.apache.flink.runtime.client.SerializedJobExecutionResult Maven / Gradle / Ivy
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* 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.flink.runtime.client;
import org.apache.flink.api.common.JobExecutionResult;
import org.apache.flink.api.common.JobID;
import org.apache.flink.api.common.accumulators.AccumulatorHelper;
import org.apache.flink.util.SerializedValue;
import java.io.IOException;
import java.util.Map;
import java.util.concurrent.TimeUnit;
/**
* A variant of the {@link org.apache.flink.api.common.JobExecutionResult} that holds
* its accumulator data in serialized form.
*/
public class SerializedJobExecutionResult implements java.io.Serializable {
private static final long serialVersionUID = -6301865617099921789L;
private final JobID jobId;
private final Map> accumulatorResults;
private final long netRuntime;
/**
* Creates a new SerializedJobExecutionResult.
*
* @param jobID The job's ID.
* @param netRuntime The net runtime of the job (excluding pre-flight phase like the optimizer) in milliseconds
* @param accumulators A map of all accumulator results produced by the job, in serialized form
*/
public SerializedJobExecutionResult(JobID jobID, long netRuntime,
Map> accumulators) {
this.jobId = jobID;
this.netRuntime = netRuntime;
this.accumulatorResults = accumulators;
}
public JobID getJobId() {
return jobId;
}
public long getNetRuntime() {
return netRuntime;
}
/**
* Gets the net execution time of the job, i.e., the execution time in the parallel system,
* without the pre-flight steps like the optimizer in a desired time unit.
*
* @param desiredUnit the unit of the NetRuntime
* @return The net execution time in the desired unit.
*/
public long getNetRuntime(TimeUnit desiredUnit) {
return desiredUnit.convert(getNetRuntime(), TimeUnit.MILLISECONDS);
}
public Map> getSerializedAccumulatorResults() {
return this.accumulatorResults;
}
public JobExecutionResult toJobExecutionResult(ClassLoader loader) throws IOException, ClassNotFoundException {
Map accumulators =
AccumulatorHelper.deserializeAccumulators(accumulatorResults, loader);
return new JobExecutionResult(jobId, netRuntime, accumulators);
}
}