Copyright (c) 2004, 2017 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
/*******************************************************************************
 * Copyright (c) 2004, 2017 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/

package org.eclipse.osgi.storage.url.bundleresource;

import java.io.FileNotFoundException;
import java.io.IOException;
import java.net.URL;
import org.eclipse.osgi.container.Module;
import org.eclipse.osgi.container.ModuleContainer;
import org.eclipse.osgi.container.ModuleRevision;
import org.eclipse.osgi.container.ModuleWiring;
import org.eclipse.osgi.internal.loader.ModuleClassLoader;
import org.eclipse.osgi.storage.bundlefile.BundleEntry;
import org.eclipse.osgi.storage.url.BundleResourceHandler;

URLStreamHandler the bundleresource protocol.
/**
 * URLStreamHandler the bundleresource protocol.
 */

public class Handler extends BundleResourceHandler {

	public Handler(ModuleContainer container, BundleEntry bundleEntry) {
		super(container, bundleEntry);
	}

	@Override
	protected BundleEntry findBundleEntry(URL url, Module module) throws IOException {
		ModuleRevision current = module.getCurrentRevision();
		ModuleWiring wiring = current == null ? null : current.getWiring();
		ModuleClassLoader classloader = (ModuleClassLoader) (current == null ? null : wiring.getClassLoader());
		if (classloader == null)
			throw new FileNotFoundException(url.getPath());
		BundleEntry entry = classloader.getClasspathManager().findLocalEntry(url.getPath(), url.getPort());
		if (entry == null) {
			// this isn't strictly needed but is kept to maintain compatibility
			entry = classloader.getClasspathManager().findLocalEntry(url.getPath());
		}
		if (entry == null) {
			throw new FileNotFoundException(url.getPath());
		}
		return entry;
	}

}