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.io; 22b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 23b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport proguard.classfile.ClassConstants; 24b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 25b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.io.*; 26b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.util.zip.*; 27b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 28b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/** 29b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This <code>DataEntry</code> represents a ZIP entry. 30b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 31b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @author Eric Lafortune 32b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 33b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopublic class ZipDataEntry implements DataEntry 34b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato{ 35b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private final DataEntry parent; 36b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private final ZipEntry zipEntry; 37b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato private ZipInputStream zipInputStream; 38b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 39b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 40b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public ZipDataEntry(DataEntry parent, 41b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ZipEntry zipEntry, 42b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato ZipInputStream zipInputStream) 43b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 44b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.parent = parent; 45b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.zipEntry = zipEntry; 46b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato this.zipInputStream = zipInputStream; 47b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 48b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 49b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 50b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Implementations for DataEntry. 51b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 52b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public String getName() 53b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 54b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Get the right separators. 55b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato String name = zipEntry.getName() 56b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato .replace(File.separatorChar, ClassConstants.INTERNAL_PACKAGE_SEPARATOR); 57b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 58b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Chop the trailing directory slash, if any. 59b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato int length = name.length(); 60b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return length > 0 && 61b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato name.charAt(length-1) == ClassConstants.INTERNAL_PACKAGE_SEPARATOR ? 62b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato name.substring(0, length -1) : 63b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato name; 64b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 65b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 66b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 67b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean isDirectory() 68b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 69b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return zipEntry.isDirectory(); 70b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 71b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 72b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 73b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public InputStream getInputStream() throws IOException 74b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 75b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return zipInputStream; 76b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 77b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 78b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 79b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void closeInputStream() throws IOException 80b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 81b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato zipInputStream.closeEntry(); 82b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato zipInputStream = null; 83b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 84b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 85b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 86b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public DataEntry getParent() 87b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 88b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return parent; 89b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 90b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 91b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 92b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato // Implementations for Object. 93b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 94b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public String toString() 95b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato { 96b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato return parent.toString() + ':' + getName(); 97b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato } 98b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato} 99