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