/** * Arara, the cool TeX automation tool * Copyright (c) 2012 -- 2019, Paulo Roberto Massa Cereda * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * 3. Neither the name of the project's author nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ package com.github.cereda.arara.utils; import java.io.IOException; import java.io.OutputStream; import org.apache.commons.io.IOUtils; /** * Implements a stream splitter. * @author Paulo Roberto Massa Cereda * @version 4.0 * @since 4.0 */ public class TeeOutputStream extends OutputStream { // an array of streams in which // an object of this class will // split data private final OutputStream[] streams; /** * Constructor. * @param outputStreams An array of output streams. */ public TeeOutputStream(OutputStream... outputStreams) { streams = outputStreams; } /** * Writes the provided integer to each stream. * @param b The provided integer * @throws IOException An IO exception. */ @Override public void write(int b) throws IOException { for (OutputStream ostream : streams) { ostream.write(b); } } /** * Writes the provided byte array to each stream, with the provided offset * and length. * @param b The byte array. * @param offset The offset. * @param length The length. * @throws IOException An IO exception. */ @Override public void write(byte[] b, int offset, int length) throws IOException { for (OutputStream ostream : streams) { ostream.write(b, offset, length); } } /** * Flushes every stream. * @throws IOException An IO exception. */ @Override public void flush() throws IOException { for (OutputStream ostream : streams) { ostream.flush(); } } /** * Closes every stream silently. */ @Override public void close() { for (OutputStream ostream : streams) { IOUtils.closeQuietly(ostream); } } }