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/*
* 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.*;
/**
* This <code>DataEntry</code> represents a file.
*
* @author Eric Lafortune
*/
public class FileDataEntry implements DataEntry
{
private final File directory;
private final File file;
private InputStream inputStream;
public FileDataEntry(File directory,
File file)
{
this.directory = directory;
this.file = file;
}
// Implementations for DataEntry.
public String getName()
{
// Chop the directory name from the file name and get the right separators.
return file.equals(directory) ?
file.getName() :
file.getPath()
.substring(directory.getPath().length() + File.separator.length())
.replace(File.separatorChar, ClassConstants.PACKAGE_SEPARATOR);
}
public boolean isDirectory()
{
return file.isDirectory();
}
public InputStream getInputStream() throws IOException
{
if (inputStream == null)
{
inputStream = new BufferedInputStream(new FileInputStream(file));
}
return inputStream;
}
public void closeInputStream() throws IOException
{
inputStream.close();
inputStream = null;
}
public DataEntry getParent()
{
return null;
}
// Implementations for Object.
public String toString()
{
return getName();
}
}
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