/*
* 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.state.filesystem;
import java.io.IOException;
import org.apache.flink.api.common.JobID;
import org.apache.flink.core.fs.FileSystem;
import org.apache.flink.core.fs.Path;
import org.apache.flink.runtime.state.CheckpointStreamFactory;
/**
* A {@link CheckpointStreamFactory} that produces streams that write to a
* {@link FileSystem}.
*
* <p>The difference to the parent {@link FsCheckpointStreamFactory} is only
* in the created directory layout. All checkpoint files go to the checkpoint
* directory.
*/
public class FsSavepointStreamFactory extends FsCheckpointStreamFactory {
public FsSavepointStreamFactory(
Path checkpointDataUri,
JobID jobId,
int fileStateSizeThreshold) throws IOException {
super(checkpointDataUri, jobId, fileStateSizeThreshold);
}
@Override
protected Path createBasePath(FileSystem fs, Path checkpointDirectory, JobID jobID) throws IOException {
// No checkpoint specific directory required as the savepoint directory
// is already unique.
return checkpointDirectory;
}
@Override
protected Path createCheckpointDirPath(Path checkpointDirectory, long checkpointID) {
// No checkpoint specific directory required as the savepoint directory
// is already unique.
return checkpointDirectory;
}
}