1b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/* 2b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * ProGuard -- shrinking, optimization, obfuscation, and preverification 3b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * of Java bytecode. 4b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 5b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Copyright (c) 2002-2009 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 Onorato 25b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/** 26b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This class builds filters corresponding to the selections and names of a 27b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * given list of check boxes. 28b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 29b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopublic class FilterBuilder 30b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato{ 31b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private JCheckBox[] checkBoxes; 32b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private char separator; 33b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 34b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 35b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 36b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Creates a new FilterBuilder. 37b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param checkBoxes the check boxes with names and selections that should 38b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * be reflected in the output filter. 39b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param separator the separator for the names in the check boxes. 40b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 41b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public FilterBuilder(JCheckBox[] checkBoxes, char separator) 42b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 43b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.checkBoxes = checkBoxes; 44b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.separator = separator; 45b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 46b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 47b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 48b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 49b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Builds a filter for the current names and selections of the check boxes. 50b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 51b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public String buildFilter() 52b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 53b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato StringBuffer positive = new StringBuffer(); 54b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato StringBuffer negative = new StringBuffer(); 55b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 56b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato buildFilter("", positive, negative); 57b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 58b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return positive.length() <= negative.length() ? 59b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.toString() : 60b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.toString(); 61b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 62b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 63b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 64b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 65b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Builds two versions of the filter for the given prefix. 66b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param prefix the prefix. 67b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param positive the filter to be extended, assuming the matching 68b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * strings are accepted. 69b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @param negative the filter to be extended, assuming the matching 70b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * strings are rejected. 71b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 72b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private void buildFilter(String prefix, 73b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato StringBuffer positive, 74b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato StringBuffer negative) 75b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 76b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int positiveCount = 0; 77b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int negativeCount = 0; 78b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 79b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Count all selected and unselected check boxes with the prefix. 80b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato for (int index = 0; index < checkBoxes.length; index++) 81b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 82b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato JCheckBox checkBox = checkBoxes[index]; 83b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String name = checkBox.getText(); 84b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 85b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (name.startsWith(prefix)) 86b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 87b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (checkBox.isSelected()) 88b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 89b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positiveCount++; 90b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 91b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato else 92b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 93b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negativeCount++; 94b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 95b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 96b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 97b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 98b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Are there only unselected check boxes? 99b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (positiveCount == 0) 100b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 101b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Extend the positive filter with exceptions and return. 102b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (positive.length() > 0) 103b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 104b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.append(','); 105b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 106b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.append('!').append(prefix); 107b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (prefix.length() == 0 || 108b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato prefix.charAt(prefix.length()-1) == separator) 109b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 110b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.append('*'); 111b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 112b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 113b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return; 114b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 115b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 116b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Are there only selected check boxes? 117b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (negativeCount == 0) 118b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 119b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Extend the negative filter with exceptions and return. 120b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (negative.length() > 0) 121b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 122b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.append(','); 123b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 124b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.append(prefix); 125b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (prefix.length() == 0 || 126b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato prefix.charAt(prefix.length()-1) == separator) 127b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 128b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.append('*'); 129b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 130b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 131b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return; 132b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 133b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 134b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Create new positive and negative filters for names starting with the 135b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // prefix only. 136b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato StringBuffer positiveFilter = new StringBuffer(); 137b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato StringBuffer negativeFilter = new StringBuffer(); 138b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 139b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String newPrefix = null; 140b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 141b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato for (int index = 0; index < checkBoxes.length; index++) 142b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 143b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String name = checkBoxes[index].getText(); 144b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 145b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (name.startsWith(prefix)) 146b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 147b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (newPrefix == null || 148b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato !name.startsWith(newPrefix)) 149b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 150b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int prefixIndex = 151b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato name.indexOf(separator, prefix.length()+1); 152b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 153b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato newPrefix = prefixIndex >= 0 ? 154b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato name.substring(0, prefixIndex+1) : 155b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato name; 156b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 157b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato buildFilter(newPrefix, 158b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positiveFilter, 159b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negativeFilter); 160b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 161b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 162b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 163b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 164b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Extend the positive filter. 165b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (positiveFilter.length() <= negativeFilter.length() + prefix.length() + 3) 166b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 167b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (positive.length() > 0 && 168b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positiveFilter.length() > 0) 169b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 170b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.append(','); 171b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 172b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 173b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.append(positiveFilter); 174b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 175b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato else 176b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 177b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (positive.length() > 0 && 178b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negativeFilter.length() > 0) 179b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 180b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.append(','); 181b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 182b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 183b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positive.append(negativeFilter).append(",!").append(prefix).append('*'); 184b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 185b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 186b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Extend the negative filter. 187b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (negativeFilter.length() <= positiveFilter.length() + prefix.length() + 4) 188b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 189b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (negative.length() > 0 && 190b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negativeFilter.length() > 0) 191b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 192b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.append(','); 193b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 194b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 195b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.append(negativeFilter); 196b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 197b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato else 198b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 199b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato if (negative.length() > 0 && 200b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato positiveFilter.length() > 0) 201b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 202b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.append(','); 203b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 204b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 205b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato negative.append(positiveFilter).append(',').append(prefix).append('*'); 206b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 207b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 208b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato} 209