+++ /dev/null
-/*
- * jSite - TeeOutputStream.java - Copyright © 2010 David Roden
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-package de.todesbaum.util.io;
-
-import java.io.IOException;
-import java.io.OutputStream;
-
-/**
- * {@link OutputStream} that sends all data it receives to multiple other output
- * streams. If an error occurs during a {@link #write(int)} to one of the
- * underlying output streams no guarantees are made about how much data is sent
- * to each stream, i.e. there is no good way to recover from such an error.
- *
- * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
- */
-public class TeeOutputStream extends OutputStream {
-
- /** The output streams. */
- private final OutputStream[] outputStreams;
-
- /**
- * Creates a new tee output stream that sends all to all given output
- * streams.
- *
- * @param outputStreams
- * The output streams to send all data to
- */
- public TeeOutputStream(OutputStream... outputStreams) {
- this.outputStreams = outputStreams;
- }
-
- /**
- * {@inheritDoc}
- * <p>
- * An effort is made to close all output streams. If multiple exceptions
- * occur, only the first exception is thrown after all output streams have
- * been tried to close.
- */
- @Override
- public void close() throws IOException {
- IOException occuredException = null;
- for (OutputStream outputStream : outputStreams) {
- try {
- outputStream.flush();
- } catch (IOException ioe1) {
- if (occuredException == null) {
- occuredException = ioe1;
- }
- }
- }
- if (occuredException != null) {
- throw occuredException;
- }
- }
-
- /**
- * {@inheritDoc}
- * <p>
- * An effort is made to flush all output streams. If multiple exceptions
- * occur, only the first exception is thrown after all output streams have
- * been tried to flush.
- */
- @Override
- public void flush() throws IOException {
- IOException occuredException = null;
- for (OutputStream outputStream : outputStreams) {
- try {
- outputStream.flush();
- } catch (IOException ioe1) {
- if (occuredException == null) {
- occuredException = ioe1;
- }
- }
- }
- if (occuredException != null) {
- throw occuredException;
- }
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public void write(byte[] buffer) throws IOException {
- for (OutputStream outputStream : outputStreams) {
- outputStream.write(buffer);
- }
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public void write(byte[] buffer, int offset, int length) throws IOException {
- for (OutputStream outputStream : outputStreams) {
- outputStream.write(buffer, offset, length);
- }
- }
-
- /**
- * {@inheritDoc}
- */
- @Override
- public void write(int data) throws IOException {
- for (OutputStream outputStream : outputStreams) {
- outputStream.write(data);
- }
- }
-
-}