/**
* Licensed to Apereo under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright ownership. Apereo
* 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 the
* following location:
*
* <p>http://www.apache.org/licenses/LICENSE-2.0
*
* <p>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.apereo.portal.utils;
import java.io.IOException;
import java.io.OutputStream;
import org.apache.commons.io.output.ProxyOutputStream;
/**
* {@link OutputStream} that mimics the UNIX 'tee' command on a pair of {@link OutputStream}s. Note
* the {@link #write(char[], int, int)} implementation is synchronized.
*
*/
public class TeeOutputStream extends ProxyOutputStream {
private OutputStream branch;
public TeeOutputStream(OutputStream out, OutputStream branch) {
super(out);
this.branch = branch;
}
/** Change the branch OutputStream */
protected void setBranch(OutputStream branch) {
this.branch = branch;
}
public void write(int c) throws IOException {
super.write(c);
branch.write(c);
}
public void write(byte[] b) throws IOException {
super.write(b);
branch.write(b);
}
public void write(byte[] b, int off, int len) throws IOException {
super.write(b, off, len);
branch.write(b, off, len);
}
public void flush() throws IOException {
super.flush();
branch.flush();
}
public void close() throws IOException {
try {
super.close();
} finally {
branch.close();
}
}
public String toString() {
return branch.toString();
}
}