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.io; 22b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 23b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratoimport java.io.*; 24b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 25b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato/** 26b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * This interface describes a data entry, e.g. a ZIP entry, a file, or a 27b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * directory. 28b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * 29b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * @author Eric Lafortune 30b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 31b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onoratopublic interface DataEntry 32b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato{ 33b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 34b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Returns the name of this data entry. 35b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 36b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public String getName(); 37b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 38b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 39b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Returns whether the data entry represents a directory. 40b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 41b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public boolean isDirectory(); 42b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 43b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 44b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 45b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Returns an input stream for reading the content of this data entry. 46b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * The data entry may not represent a directory. 47b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 48b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public InputStream getInputStream() throws IOException; 49b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 50b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 51b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 52b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Closes the previously retrieved InputStream. 53b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 54b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public void closeInputStream() throws IOException; 55b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 56b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato 57b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato /** 58b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * Returns the parent of this data entry, or <code>null</null> if it doesn't 59b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato * have one. 60b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato */ 61b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato public DataEntry getParent(); 62b72c5c2e5482cf10117b2b25f642f7616b2326c3Joe Onorato} 63