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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2008 by Sun Microsystems, Inc.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: PackageRemover.java,v $
* $Revision: 1.6 $
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
package org.openoffice.netbeans.modules.office.utils;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.IOException;
import org.openoffice.idesupport.zip.ParcelZipper;
public class PackageRemover {
private PackageRemover() {
}
public static void removeDeclaration(File source) throws IOException {
File tmp = new File(source.getAbsolutePath() + ".tmp");
BufferedReader in = new BufferedReader(new FileReader(source));
BufferedWriter out = new BufferedWriter(new FileWriter(tmp));
try {
String line;
while ((line = in.readLine()) != null) {
if (line.startsWith("package")) {
String newDeclaration = evaluate(line);
if (newDeclaration != null) {
out.write(newDeclaration, 0, newDeclaration.length());
out.newLine();
}
}
else {
out.write(line, 0, line.length());
out.newLine();
}
}
}
finally {
if (in != null) {
in.close();
}
if (out != null) {
out.close();
}
}
if (source.delete() == false) {
tmp.delete();
throw new IOException("Could not overwrite " + source);
}
else {
tmp.renameTo(source);
}
}
public static String evaluate(String line) {
int idx = line.indexOf(ParcelZipper.CONTENTS_DIRNAME);
if (idx == -1)
return line;
idx = idx + ParcelZipper.CONTENTS_DIRNAME.length();
if (line.charAt(idx) == '.')
return "package " + line.substring(idx + 1);;
return null;
}
public static void main(String[] args) {
File source = new File(args[0]);
try {
removeDeclaration(source);
}
catch (IOException ioe) {
ioe.printStackTrace();
}
}
}
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