blob: 6bd71992d4f5971ff31445bdd9e3dc9278526bd9 [file] [log] [blame]
/**
* 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.hdfs.server.datanode.fsdataset;
import java.io.Closeable;
import java.io.FileDescriptor;
import java.io.FileInputStream;
import java.io.InputStream;
import org.apache.hadoop.io.IOUtils;
/**
* Contains the input streams for the data and checksum of a replica.
*/
public class ReplicaInputStreams implements Closeable {
private final InputStream dataIn;
private final InputStream checksumIn;
/** Create an object with a data input stream and a checksum input stream. */
public ReplicaInputStreams(FileDescriptor dataFd, FileDescriptor checksumFd) {
this.dataIn = new FileInputStream(dataFd);
this.checksumIn = new FileInputStream(checksumFd);
}
/** @return the data input stream. */
public InputStream getDataIn() {
return dataIn;
}
/** @return the checksum input stream. */
public InputStream getChecksumIn() {
return checksumIn;
}
@Override
public void close() {
IOUtils.closeStream(dataIn);
IOUtils.closeStream(checksumIn);
}
}