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/*******************************************************************************
* Copyright (c) 2006, 2008 IBM Corporation 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:
* Matthew Webster initial implementation
* Martin Lippert supplementing mechanism reworked
*******************************************************************************/
package org.eclipse.equinox.weaving.hooks;
import java.io.IOException;
import java.net.URL;
import java.net.URLConnection;
import java.security.ProtectionDomain;
import java.util.ArrayList;
import java.util.Properties;
import org.eclipse.equinox.service.weaving.ISupplementerRegistry;
import org.eclipse.osgi.baseadaptor.BaseAdaptor;
import org.eclipse.osgi.baseadaptor.BaseData;
import org.eclipse.osgi.baseadaptor.HookConfigurator;
import org.eclipse.osgi.baseadaptor.HookRegistry;
import org.eclipse.osgi.baseadaptor.bundlefile.BundleEntry;
import org.eclipse.osgi.baseadaptor.bundlefile.BundleFile;
import org.eclipse.osgi.baseadaptor.hooks.AdaptorHook;
import org.eclipse.osgi.baseadaptor.hooks.BundleFileWrapperFactoryHook;
import org.eclipse.osgi.baseadaptor.hooks.ClassLoadingHook;
import org.eclipse.osgi.baseadaptor.hooks.ClassLoadingStatsHook;
import org.eclipse.osgi.baseadaptor.loader.BaseClassLoader;
import org.eclipse.osgi.baseadaptor.loader.ClasspathEntry;
import org.eclipse.osgi.baseadaptor.loader.ClasspathManager;
import org.eclipse.osgi.framework.adaptor.BundleProtectionDomain;
import org.eclipse.osgi.framework.adaptor.ClassLoaderDelegate;
import org.eclipse.osgi.framework.log.FrameworkLog;
import org.osgi.framework.BundleContext;
import org.osgi.framework.BundleException;
/**
* Default implementation of all the necessary adaptor hooks. Used to keep the
* real hook implementation focused on only the necessary methods.
*
* @author Matthew Webster
* @author Martin Lippert
*/
public abstract class AbstractAspectJHook implements HookConfigurator,
AdaptorHook, BundleFileWrapperFactoryHook, ClassLoadingHook,
ClassLoadingStatsHook, IAdaptorProvider {
/**
* flag to indicate whether to print out detailed information or not
*/
public static boolean verbose = Boolean
.getBoolean("org.aspectj.osgi.verbose"); //$NON-NLS-1$
private ISupplementerRegistry supplementerRegistry;
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingHook#addClassPathEntry(java.util.ArrayList,
* java.lang.String,
* org.eclipse.osgi.baseadaptor.loader.ClasspathManager,
* org.eclipse.osgi.baseadaptor.BaseData,
* java.security.ProtectionDomain)
*/
public boolean addClassPathEntry(final ArrayList cpEntries,
final String cp, final ClasspathManager hostmanager,
final BaseData sourcedata, final ProtectionDomain sourcedomain) {
return false;
}
/**
* @see org.eclipse.osgi.baseadaptor.HookConfigurator#addHooks(org.eclipse.osgi.baseadaptor.HookRegistry)
*/
public void addHooks(final HookRegistry hooks) {
if (verbose)
System.err
.println("[org.eclipse.equinox.weaving.hook] info adding AspectJ hooks ..."); //$NON-NLS-1$
supplementerRegistry = new SupplementerRegistry(this);
hooks.addAdaptorHook(this);
hooks.addClassLoadingHook(this);
hooks.addBundleFileWrapperFactoryHook(this);
hooks.addClassLoadingStatsHook(this);
hooks.addClassLoaderDelegateHook(new WeavingLoaderDelegateHook(
supplementerRegistry));
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#addProperties(java.util.Properties)
*/
public void addProperties(final Properties properties) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingHook#createClassLoader(java.lang.ClassLoader,
* org.eclipse.osgi.framework.adaptor.ClassLoaderDelegate,
* org.eclipse.osgi.framework.adaptor.BundleProtectionDomain,
* org.eclipse.osgi.baseadaptor.BaseData, java.lang.String[])
*/
public BaseClassLoader createClassLoader(final ClassLoader parent,
final ClassLoaderDelegate delegate,
final BundleProtectionDomain domain, final BaseData data,
final String[] bundleclasspath) {
return null;
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#createFrameworkLog()
*/
public FrameworkLog createFrameworkLog() {
return null;
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingHook#findLibrary(org.eclipse.osgi.baseadaptor.BaseData,
* java.lang.String)
*/
public String findLibrary(final BaseData data, final String libName) {
return null;
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#frameworkStart(org.osgi.framework.BundleContext)
*/
public void frameworkStart(final BundleContext context)
throws BundleException {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#frameworkStop(org.osgi.framework.BundleContext)
*/
public void frameworkStop(final BundleContext context)
throws BundleException {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#frameworkStopping(org.osgi.framework.BundleContext)
*/
public void frameworkStopping(final BundleContext context) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingHook#getBundleClassLoaderParent()
*/
public ClassLoader getBundleClassLoaderParent() {
return null;
}
/**
* Their is only one registry for dealing with supplementers available via
* this accessor method.
*
* @return The supplementer registry, guaranteed to be not null
*/
public ISupplementerRegistry getSupplementerRegistry() {
return this.supplementerRegistry;
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#handleRuntimeError(java.lang.Throwable)
*/
public void handleRuntimeError(final Throwable error) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#initialize(org.eclipse.osgi.baseadaptor.BaseAdaptor)
*/
public void initialize(final BaseAdaptor adaptor) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingHook#initializedClassLoader(org.eclipse.osgi.baseadaptor.loader.BaseClassLoader,
* org.eclipse.osgi.baseadaptor.BaseData)
*/
public void initializedClassLoader(final BaseClassLoader baseClassLoader,
final BaseData data) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#mapLocationToURLConnection(java.lang.String)
*/
public URLConnection mapLocationToURLConnection(final String location)
throws IOException {
return null;
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.AdaptorHook#matchDNChain(java.lang.String,
* java.lang.String[])
*/
public boolean matchDNChain(final String pattern, final String[] dnChain) {
return false;
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingStatsHook#postFindLocalClass(java.lang.String,
* java.lang.Class,
* org.eclipse.osgi.baseadaptor.loader.ClasspathManager)
*/
public void postFindLocalClass(final String name, final Class clazz,
final ClasspathManager manager) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingStatsHook#postFindLocalResource(java.lang.String,
* java.net.URL, org.eclipse.osgi.baseadaptor.loader.ClasspathManager)
*/
public void postFindLocalResource(final String name, final URL resource,
final ClasspathManager manager) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingStatsHook#preFindLocalClass(java.lang.String,
* org.eclipse.osgi.baseadaptor.loader.ClasspathManager)
*/
public void preFindLocalClass(final String name,
final ClasspathManager manager) throws ClassNotFoundException {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingStatsHook#preFindLocalResource(java.lang.String,
* org.eclipse.osgi.baseadaptor.loader.ClasspathManager)
*/
public void preFindLocalResource(final String name,
final ClasspathManager manager) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingHook#processClass(java.lang.String,
* byte[], org.eclipse.osgi.baseadaptor.loader.ClasspathEntry,
* org.eclipse.osgi.baseadaptor.bundlefile.BundleEntry,
* org.eclipse.osgi.baseadaptor.loader.ClasspathManager)
*/
public byte[] processClass(final String name, final byte[] classbytes,
final ClasspathEntry classpathEntry, final BundleEntry entry,
final ClasspathManager manager) {
return null;
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.ClassLoadingStatsHook#recordClassDefine(java.lang.String,
* java.lang.Class, byte[],
* org.eclipse.osgi.baseadaptor.loader.ClasspathEntry,
* org.eclipse.osgi.baseadaptor.bundlefile.BundleEntry,
* org.eclipse.osgi.baseadaptor.loader.ClasspathManager)
*/
public void recordClassDefine(final String name, final Class clazz,
final byte[] classbytes, final ClasspathEntry classpathEntry,
final BundleEntry entry, final ClasspathManager manager) {
}
/**
* @see org.eclipse.osgi.baseadaptor.hooks.BundleFileWrapperFactoryHook#wrapBundleFile(org.eclipse.osgi.baseadaptor.bundlefile.BundleFile,
* java.lang.Object, org.eclipse.osgi.baseadaptor.BaseData, boolean)
*/
public BundleFile wrapBundleFile(final BundleFile bundleFile,
final Object content, final BaseData data, final boolean base)
throws IOException {
return null;
}
}
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