org.apache.flink.runtime.checkpoint.stats.DisabledCheckpointStatsTracker Maven / Gradle / Ivy
/*
* 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.checkpoint.stats;
import org.apache.flink.runtime.checkpoint.CompletedCheckpoint;
import org.apache.flink.runtime.jobgraph.JobVertexID;
import scala.Option;
/**
* A tracker for checkpoint statistics when they are disabled.
*/
public class DisabledCheckpointStatsTracker implements CheckpointStatsTracker {
@Override
public void onCompletedCheckpoint(CompletedCheckpoint checkpoint) {
// Nothing to do
}
@Override
public Option getJobStats() {
return Option.empty();
}
@Override
public Option getOperatorStats(JobVertexID operatorId) {
return Option.empty();
}
}