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This command line utility is the Swiss army knife of OSGi. It provides you with a breadth of tools to understand and manage OSGi based systems. This project basically uses bndlib.

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/*
 * $Id: BundleIndexerImpl.java 101 2011-06-15 15:38:31Z peter.kriens@aqute.biz $
 * 
 * Copyright (c) OSGi Alliance (2002, 2006, 2007). All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.osgi.impl.bundle.bindex;

import java.io.*;
import java.net.*;
import java.util.*;

import org.osgi.impl.bundle.obr.resource.*;
import org.osgi.service.bindex.*;

import aQute.bnd.annotation.component.*;

/**
 * BundleIndexer implementation based on Index
 * 
 * @version $Revision: 101 $
 */
@Component
public class BundleIndexerImpl extends Index implements BundleIndexer {
	OutputStream out;

	public synchronized void index(Set jarFiles, OutputStream out,
			Map config) throws Exception {
		if (jarFiles == null || jarFiles.isEmpty())
			throw new IllegalArgumentException("No input jar provided");
		if (out == null)
			throw new IllegalArgumentException("No output stream provided");
		this.out = out;

		if (config != null) {
			String v = null;
			if ((v = config.get(REPOSITORY_NAME)) != null)
				super.name = v;
			if ((v = config.get(STYLESHEET)) != null)
				super.stylesheet = v;
			if ((v = config.get(URL_TEMPLATE)) != null)
				super.urlTemplate = v;
			if ((v = config.get(ROOT_URL)) != null)
				super.root = new URL(v);
			if ((v = config.get(LICENSE_URL)) != null)
				super.licenseURL = new URL(v);
		}

		if (super.root == null)
			super.root = new File("").getAbsoluteFile().toURI().toURL();
		super.repository = new RepositoryImpl(super.root);

		Set resources = new HashSet();
		for (File f : jarFiles)
			super.recurse(resources, f);

		List sorted = new ArrayList(resources);
		Collections.sort(sorted, new Comparator() {
			public int compare(ResourceImpl r1, ResourceImpl r2) {
				String s1 = getName((ResourceImpl) r1);
				String s2 = getName((ResourceImpl) r2);
				return s1.compareTo(s2);
			}
		});

		Tag tag = super.doIndex(sorted);
		PrintWriter pw = new PrintWriter(new OutputStreamWriter(out, "UTF-8"));

		try {
			pw.println("");
			pw.println("");
			tag.print(0, pw);
		} finally {
			pw.close();
		}
	}
}




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