/*
* Copyright (c) 2011, grossmann
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the jo-widgets.org nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package org.jowidgets.tools.starter.classloading;
import org.jowidgets.classloading.api.SharedClassLoader;
import org.jowidgets.util.Assert;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleEvent;
import org.osgi.framework.BundleListener;
/**
* @deprecated Do no longer use the BundleContextClassLoaderRegisterer, instead use the
* org.jowidgets.classloading.weaving.plugin and autostart this before any
* "Shared-Classloader-Contribution" consuming bundle has been started, e.g.
* start level 2.
*/
@Deprecated
public final class BundleContextClassLoaderRegisterer {
private BundleContextClassLoaderRegisterer() {}
public static void registerClassLoaders(final BundleContext bundleContext, final String includePath) {
Assert.paramNotNull(includePath, "includePath");
registerClassLoaders(bundleContext, new String[] {includePath});
}
public static void registerClassLoaders(final BundleContext bundleContext, final String[] includePaths) {
Assert.paramNotNull(bundleContext, "bundleContext");
final Bundle[] bundles = bundleContext.getBundles();
for (int i = 0; i < bundles.length; i++) {
final Bundle bundle = bundles[i];
if (includeBundle(bundle, includePaths)) {
SharedClassLoader.addClassLoader(new BundleClassLoader(bundle));
}
}
bundleContext.addBundleListener(new BundleListener() {
@Override
public void bundleChanged(final BundleEvent event) {
if (event.getType() == BundleEvent.STARTED) {
final Bundle bundle = event.getBundle();
if (includeBundle(bundle, includePaths)) {
SharedClassLoader.addClassLoader(new BundleClassLoader(bundle));
}
}
}
});
}
private static boolean includeBundle(final Bundle bundle, final String[] includePaths) {
Assert.paramNotNull(bundle, "bundle");
if (includePaths != null) {
for (final String includePath : includePaths) {
if (matches(bundle.getSymbolicName(), includePath)) {
return true;
}
}
}
return false;
}
private static boolean matches(final String bundleName, final String path) {
if (bundleName.startsWith(path)) {
return true;
}
else {
return false;
}
}
}