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/*******************************************************************************
* Copyright (c) 2005, 2011 IBM Corporation.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.equinox.metatype;
import java.net.URL;
import java.util.List;
import org.osgi.framework.Bundle;
import org.osgi.framework.wiring.BundleRevision;
import org.osgi.framework.wiring.BundleWiring;
/*
* Fragment Utilities
*/
public class FragmentUtils {
/*
*
*/
public static boolean isFragment(Bundle bundle) {
return (bundle.adapt(BundleRevision.class).getTypes() & BundleRevision.TYPE_FRAGMENT) != 0;
}
/*
* Find all the URLs to entries for the bundle and its fragments.
*/
public static URL[] findEntries(Bundle bundle, String path) {
BundleWiring wiring = bundle.adapt(BundleWiring.class);
if (wiring == null)
return null;
String directory = "/"; //$NON-NLS-1$
String file = "*"; //$NON-NLS-1$
int index = path.lastIndexOf(MetaTypeProviderImpl.DIRECTORY_SEP);
switch (index) {
case -1 :
file = path;
break;
case 0 :
if (path.length() > 1)
file = path.substring(1);
break;
default :
directory = path.substring(0, index);
file = path.substring(index + 1);
}
List<URL> entries = wiring.findEntries(directory, file, 0);
if (entries == null)
return null;
return entries.toArray(new URL[entries.size()]);
}
}
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