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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: Manifest.java,v $
*
* $Revision: 1.9 $
*
* last change: $Author: rt $ $Date: 2005-09-09 02:08:48 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
package org.openoffice.idesupport.xml;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.util.Enumeration;
import java.util.ArrayList;
import java.util.Iterator;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.w3c.dom.Element;
import com.sun.star.script.framework.container.XMLParserFactory;
public class Manifest {
private Document document = null;
private boolean baseElementsExist = false;
public Manifest(InputStream inputStream) throws IOException {
document = XMLParserFactory.getParser().parse(inputStream);
}
public void add(String entry) {
add(entry, "");
}
private void add(String entry, String type) {
Element root, el;
ensureBaseElementsExist();
try {
root = (Element)
document.getElementsByTagName("manifest:manifest").item(0);
el = document.createElement("manifest:file-entry");
el.setAttribute("manifest:media-type", type);
el.setAttribute("manifest:full-path", entry);
// System.out.println("added: " + el.toString());
root.appendChild(el);
}
catch (Exception e) {
System.err.println("Error adding entry: " + e.getMessage());
}
}
private void ensureBaseElementsExist() {
if (baseElementsExist == false) {
baseElementsExist = true;
add("Scripts/", "application/script-parcel");
}
}
public void remove(String entry) {
Element root, el;
int len;
try {
root = (Element)
document.getElementsByTagName("manifest:manifest").item(0);
NodeList nl = root.getElementsByTagName("manifest:file-entry");
if (nl == null || (len = nl.getLength()) == 0)
return;
ArrayList list = new ArrayList();
for (int i = 0; i < len; i++) {
el = (Element)nl.item(i);
if (el.getAttribute("manifest:full-path").startsWith(entry)) {
// System.out.println("found: " + el.toString());
list.add(el);
}
}
Iterator iter = list.iterator();
while (iter.hasNext())
root.removeChild((Element)iter.next());
// System.out.println("and after root is: " + root.toString());
}
catch (Exception e) {
System.err.println("Error removing entry: " + e.getMessage());
}
}
public InputStream getInputStream() throws IOException {
InputStream result = null;
ByteArrayOutputStream out = null;
try {
out = new ByteArrayOutputStream();
write(out);
result = new ByteArrayInputStream(out.toByteArray());
// result = replaceNewlines(out.toByteArray());
}
finally {
if (out != null)
out.close();
}
return result;
}
private InputStream replaceNewlines(byte[] bytes) throws IOException {
InputStream result;
ByteArrayOutputStream out;
BufferedReader reader;
reader = new BufferedReader(new InputStreamReader(
new ByteArrayInputStream(bytes)));
out = new ByteArrayOutputStream();
int previous = reader.read();
out.write(previous);
int current;
while ((current = reader.read()) != -1) {
if (((char)current == '\n' || (char)current == ' ') &&
(char)previous == '\n')
continue;
else {
out.write(current);
previous = current;
}
}
result = new ByteArrayInputStream(out.toByteArray());
return result;
}
public void write(OutputStream out) throws IOException {
XMLParserFactory.getParser().write(document, out);
}
}
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