org.apache.hadoop.hdfs.tools.offlineEditsViewer.TeeOutputStream 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.hadoop.hdfs.tools.offlineEditsViewer;
import java.io.IOException;
import java.io.OutputStream;
/**
* A TeeOutputStream writes its output to multiple output streams.
*/
public class TeeOutputStream extends OutputStream {
private final OutputStream[] outs;
public TeeOutputStream(OutputStream outs[]) {
this.outs = outs;
}
@Override
public void write(int c) throws IOException {
for (OutputStream o : outs) {
o.write(c);
}
}
@Override
public void write(byte[] b) throws IOException {
for (OutputStream o : outs) {
o.write(b);
}
}
@Override
public void write(byte[] b, int off, int len) throws IOException {
for (OutputStream o : outs) {
o.write(b, off, len);
}
}
@Override
public void close() throws IOException {
for (OutputStream o : outs) {
o.close();
}
}
@Override
public void flush() throws IOException {
for (OutputStream o : outs) {
o.flush();
}
}
}