1b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/* 2b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ProGuard -- shrinking, optimization, obfuscation, and preverification 3b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * of Java bytecode. 4b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 5b9cc48a43ed984587c939d02fba5316bf5c0df6eYing Wang * Copyright (c) 2002-2013 Eric Lafortune (eric@graphics.cornell.edu) 6b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 7b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is free software; you can redistribute it and/or modify it 8b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * under the terms of the GNU General Public License as published by the Free 9b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Software Foundation; either version 2 of the License, or (at your option) 10b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * any later version. 11b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 12b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This program is distributed in the hope that it will be useful, but WITHOUT 13b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * more details. 16b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 17b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * You should have received a copy of the GNU General Public License along 18b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * with this program; if not, write to the Free Software Foundation, Inc., 19b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 21b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopackage proguard.gui; 22b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 23b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport javax.swing.*; 24b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.io.*; 25b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.lang.reflect.InvocationTargetException; 26b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 27b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 28b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/** 29b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This <code>PrintStream</code> appends its output to a given text area. 30b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 31b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @author Eric Lafortune 32b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 33b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratofinal class TextAreaOutputStream extends FilterOutputStream implements Runnable 34b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato{ 35b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private final JTextArea textArea; 36b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 37b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 38b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public TextAreaOutputStream(JTextArea textArea) 39b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 40b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato super(new ByteArrayOutputStream()); 41b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 42b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.textArea = textArea; 43b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 44b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 45b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 46b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Implementation for FilterOutputStream. 47b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 48b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void flush() throws IOException 49b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 50b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato super.flush(); 51b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 52b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato try 53b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 54b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Append the accumulated buffer contents to the text area. 55b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato SwingUtil.invokeAndWait(this); 56b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 57b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato catch (Exception e) 58b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 59b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Nothing. 60b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 61b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 62b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 63b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 64b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Implementation for Runnable. 65b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 66b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void run() 67b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 68b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ByteArrayOutputStream out = (ByteArrayOutputStream)super.out; 69b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 70b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Has any new text been written? 71b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String text = out.toString(); 72b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (text.length() > 0) 73b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 74b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Append the accumulated text to the text area. 75b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato textArea.append(text); 76b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 77b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Clear the buffer. 78b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato out.reset(); 79b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 80b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 81b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato} 82