001    /*
002     * Copyright (C) 2008-2010 by Holger Arndt
003     *
004     * This file is part of the Universal Java Matrix Package (UJMP).
005     * See the NOTICE file distributed with this work for additional
006     * information regarding copyright ownership and licensing.
007     *
008     * UJMP is free software; you can redistribute it and/or modify
009     * it under the terms of the GNU Lesser General Public License as
010     * published by the Free Software Foundation; either version 2
011     * of the License, or (at your option) any later version.
012     *
013     * UJMP is distributed in the hope that it will be useful,
014     * but WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
016     * GNU Lesser General Public License for more details.
017     *
018     * You should have received a copy of the GNU Lesser General Public
019     * License along with UJMP; if not, write to the
020     * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
021     * Boston, MA  02110-1301  USA
022     */
023    
024    package org.ujmp.core.util.io;
025    
026    import java.io.IOException;
027    import java.io.OutputStream;
028    import java.io.PrintStream;
029    
030    public class TeeStream extends PrintStream {
031    
032            private OutputStream tee = null;
033    
034            public TeeStream(OutputStream out, OutputStream tee) {
035                    super(out);
036                    this.tee = tee;
037            }
038    
039            
040            public void write(byte[] buf, int off, int len) {
041                    super.write(buf, off, len);
042                    try {
043                            tee.write(buf, off, len);
044                    } catch (IOException e) {
045                            e.printStackTrace();
046                    }
047            }
048    
049            
050            public void close() {
051                    super.close();
052                    try {
053                            tee.close();
054                    } catch (IOException e) {
055                            e.printStackTrace();
056                    }
057            }
058    
059            
060            public void flush() {
061                    super.flush();
062                    try {
063                            tee.flush();
064                    } catch (IOException e) {
065                            e.printStackTrace();
066                    }
067            }
068    
069    }