DirectoryFilter.java revision cfead78069f3dc32998dc118ee08cab3867acea2
1/* 2 * ProGuard -- shrinking, optimization, obfuscation, and preverification 3 * of Java bytecode. 4 * 5 * Copyright (c) 2002-2011 Eric Lafortune (eric@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 */ 21package proguard.io; 22 23import proguard.classfile.ClassConstants; 24import proguard.util.ExtensionMatcher; 25 26import java.io.IOException; 27 28 29/** 30 * This DataEntryReader delegates to one of two other DataEntryReader instances, 31 * depending on whether the data entry represents a directory or not. 32 * 33 * @author Eric Lafortune 34 */ 35public class DirectoryFilter extends FilteredDataEntryReader 36{ 37 /** 38 * Creates a new ClassFilter that delegates reading directories to the 39 * given reader. 40 */ 41 public DirectoryFilter(DataEntryReader directoryReader) 42 { 43 this (directoryReader, null); 44 } 45 46 47 /** 48 * Creates a new ClassFilter that delegates to either of the two given 49 * readers. 50 */ 51 public DirectoryFilter(DataEntryReader directoryReader, 52 DataEntryReader otherReader) 53 { 54 super(new DataEntryDirectoryFilter(), 55 directoryReader, 56 otherReader); 57 } 58}