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/*******************************************************************************
* Copyright (c) 2012 BestSolution.at and others.
* 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:
* Tom Schindl<tom.schindl@bestsolution.at> - initial API and implementation
*******************************************************************************/
package org.eclipse.fx.osgi.fxloader;
import java.io.FileNotFoundException;
import java.net.URL;
import java.util.Enumeration;
import org.eclipse.osgi.framework.adaptor.BundleClassLoader;
import org.eclipse.osgi.framework.adaptor.BundleData;
import org.eclipse.osgi.framework.adaptor.ClassLoaderDelegateHook;
/*
* Remember the classloader for use in post look ups because of native classloading by javafx' native code
* See http://javafx-jira.kenai.com/browse/RT-20883
*/
/**
* Final resort delegate for FX
*/
public class FXClassLoaderDelegate implements ClassLoaderDelegateHook {
private boolean flag;
@Override
public Class<?> preFindClass(String name, BundleClassLoader classLoader, BundleData data) throws ClassNotFoundException {
return null;
}
@Override
public Class<?> postFindClass(String name, BundleClassLoader classLoader, BundleData data) throws ClassNotFoundException {
if ("org.eclipse.swt".equals(data.getSymbolicName())) { //$NON-NLS-1$
if (FXClassLoader.LOADER != null && name.startsWith("com.sun.glass") && !this.flag) { //$NON-NLS-1$
try {
// Avoid endless loop
this.flag = true;
return FXClassLoader.LOADER.loadClass(name);
} catch (Throwable t) {
t.printStackTrace();
} finally {
this.flag = false;
}
}
}
return null;
}
@Override
public URL preFindResource(String name, BundleClassLoader classLoader, BundleData data) throws FileNotFoundException {
return null;
}
@Override
public URL postFindResource(String name, BundleClassLoader classLoader, BundleData data) throws FileNotFoundException {
return null;
}
@Override
public Enumeration<URL> preFindResources(String name, BundleClassLoader classLoader, BundleData data) throws FileNotFoundException {
return null;
}
@Override
public Enumeration<URL> postFindResources(String name, BundleClassLoader classLoader, BundleData data) throws FileNotFoundException {
return null;
}
@Override
public String preFindLibrary(String name, BundleClassLoader classLoader, BundleData data) throws FileNotFoundException {
return null;
}
@Override
public String postFindLibrary(String name, BundleClassLoader classLoader, BundleData data) {
return null;
}
}
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