| /* |
| * ProGuard -- shrinking, optimization, obfuscation, and preverification |
| * of Java bytecode. |
| * |
| * Copyright (c) 2002-2014 Eric Lafortune (eric@graphics.cornell.edu) |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the Free |
| * Software Foundation; either version 2 of the License, or (at your option) |
| * any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| * more details. |
| * |
| * You should have received a copy of the GNU General Public License along |
| * with this program; if not, write to the Free Software Foundation, Inc., |
| * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| package proguard.io; |
| |
| import proguard.classfile.ClassConstants; |
| |
| import java.io.*; |
| import java.util.zip.*; |
| |
| /** |
| * This <code>DataEntry</code> represents a ZIP entry. |
| * |
| * @author Eric Lafortune |
| */ |
| public class ZipDataEntry implements DataEntry |
| { |
| private final DataEntry parent; |
| private final ZipEntry zipEntry; |
| private ZipInputStream zipInputStream; |
| private InputStream bufferedInputStream; |
| |
| |
| public ZipDataEntry(DataEntry parent, |
| ZipEntry zipEntry, |
| ZipInputStream zipInputStream) |
| { |
| this.parent = parent; |
| this.zipEntry = zipEntry; |
| this.zipInputStream = zipInputStream; |
| } |
| |
| |
| // Implementations for DataEntry. |
| |
| public String getName() |
| { |
| // Get the right separators. |
| String name = zipEntry.getName() |
| .replace(File.separatorChar, ClassConstants.PACKAGE_SEPARATOR); |
| |
| // Chop the trailing directory slash, if any. |
| int length = name.length(); |
| return length > 0 && |
| name.charAt(length-1) == ClassConstants.PACKAGE_SEPARATOR ? |
| name.substring(0, length -1) : |
| name; |
| } |
| |
| |
| public boolean isDirectory() |
| { |
| return zipEntry.isDirectory(); |
| } |
| |
| |
| public InputStream getInputStream() throws IOException |
| { |
| if (bufferedInputStream == null) |
| { |
| bufferedInputStream = new BufferedInputStream(zipInputStream); |
| } |
| |
| return bufferedInputStream; |
| } |
| |
| |
| public void closeInputStream() throws IOException |
| { |
| zipInputStream.closeEntry(); |
| zipInputStream = null; |
| bufferedInputStream = null; |
| } |
| |
| |
| public DataEntry getParent() |
| { |
| return parent; |
| } |
| |
| |
| // Implementations for Object. |
| |
| public String toString() |
| { |
| return parent.toString() + ':' + getName(); |
| } |
| } |