1 /* 2 * ProGuard -- shrinking, optimization, obfuscation, and preverification 3 * of Java bytecode. 4 * 5 * Copyright (c) 2002-2009 Eric Lafortune (eric (at) graphics.cornell.edu) 6 * 7 * This program is free software; you can redistribute it and/or modify it 8 * under the terms of the GNU General Public License as published by the Free 9 * Software Foundation; either version 2 of the License, or (at your option) 10 * any later version. 11 * 12 * This program is distributed in the hope that it will be useful, but WITHOUT 13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 15 * more details. 16 * 17 * You should have received a copy of the GNU General Public License along 18 * with this program; if not, write to the Free Software Foundation, Inc., 19 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 20 */ 21 package proguard.ant; 22 23 import org.apache.tools.ant.*; 24 import org.apache.tools.ant.types.*; 25 import proguard.*; 26 import proguard.util.ListUtil; 27 28 import java.io.File; 29 30 /** 31 * This FileSet represents a class path entry (or a set of class path entries) 32 * in Ant. 33 * 34 * @author Eric Lafortune 35 */ 36 public class ClassPathElement extends Path 37 { 38 private String filter; 39 private String jarFilter; 40 private String warFilter; 41 private String earFilter; 42 private String zipFilter; 43 44 45 /** 46 * @see Path#Path(Project) 47 */ 48 public ClassPathElement(Project project) 49 { 50 super(project); 51 } 52 53 54 /** 55 * Adds the contents of this class path element to the given class path. 56 * @param classPath the class path to be extended. 57 * @param output specifies whether this is an output entry or not. 58 */ 59 public void appendClassPathEntriesTo(ClassPath classPath, boolean output) 60 { 61 File baseDir = getProject().getBaseDir(); 62 String[] fileNames; 63 64 if (isReference()) 65 { 66 // Get the referenced path or file set. 67 Object referencedObject = getCheckedRef(DataType.class, 68 DataType.class.getName()); 69 70 if (referencedObject instanceof Path) 71 { 72 Path path = (Path)referencedObject; 73 74 // Get the names of the files in the referenced path. 75 fileNames = path.list(); 76 } 77 else if (referencedObject instanceof AbstractFileSet) 78 { 79 AbstractFileSet fileSet = (AbstractFileSet)referencedObject; 80 81 // Get the names of the existing input files in the referenced file set. 82 DirectoryScanner scanner = fileSet.getDirectoryScanner(getProject()); 83 baseDir = scanner.getBasedir(); 84 fileNames = scanner.getIncludedFiles(); 85 } 86 else 87 { 88 throw new BuildException("The refid attribute doesn't point to a <path> element or a <fileset> element"); 89 } 90 } 91 else 92 { 93 // Get the names of the files in this path. 94 fileNames = list(); 95 } 96 97 if (output) 98 { 99 if (fileNames.length != 1) 100 { 101 throw new BuildException("The <outjar> element must specify exactly one file or directory ["+fileNames.length+"]"); 102 } 103 } 104 //else 105 //{ 106 // if (fileNames.length < 1) 107 // { 108 // throw new BuildException("The <injar> element must specify at least one file or directory"); 109 // } 110 //} 111 112 for (int index = 0; index < fileNames.length; index++) 113 { 114 // Create a new class path entry, with the proper file name and 115 // any filters. 116 String fileName = fileNames[index]; 117 File file = new File(fileName); 118 119 ClassPathEntry entry = 120 new ClassPathEntry(file.isAbsolute() ? file : new File(baseDir, fileName), 121 output); 122 entry.setFilter(ListUtil.commaSeparatedList(filter)); 123 entry.setJarFilter(ListUtil.commaSeparatedList(jarFilter)); 124 entry.setWarFilter(ListUtil.commaSeparatedList(warFilter)); 125 entry.setEarFilter(ListUtil.commaSeparatedList(earFilter)); 126 entry.setZipFilter(ListUtil.commaSeparatedList(zipFilter)); 127 128 // Add it to the class path. 129 classPath.add(entry); 130 } 131 } 132 133 134 // Ant task attributes. 135 136 /** 137 * @deprecated Use {@link #setLocation(File)} instead. 138 */ 139 public void setFile(File file) 140 { 141 setLocation(file); 142 } 143 144 145 /** 146 * @deprecated Use {@link #setLocation(File)} instead. 147 */ 148 public void setDir(File file) 149 { 150 setLocation(file); 151 } 152 153 154 /** 155 * @deprecated Use {@link #setLocation(File)} instead. 156 */ 157 public void setName(File file) 158 { 159 setLocation(file); 160 } 161 162 163 public void setFilter(String filter) 164 { 165 this.filter = filter; 166 } 167 168 169 public void setJarfilter(String jarFilter) 170 { 171 this.jarFilter = jarFilter; 172 } 173 174 175 public void setWarfilter(String warFilter) 176 { 177 this.warFilter = warFilter; 178 } 179 180 181 public void setEarfilter(String earFilter) 182 { 183 this.earFilter = earFilter; 184 } 185 186 187 public void setZipfilter(String zipFilter) 188 { 189 this.zipFilter = zipFilter; 190 } 191 } 192