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/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.webkit;
import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import android.content.Context;
import android.content.pm.PackageManager.NameNotFoundException;
import android.util.Log;
class PluginUtil {
private static final String LOGTAG = "PluginUtil";
protected static PluginStub getPluginStub(Context context, String packageName, String className, int NPP) {
try {
Context pluginContext = context.createPackageContext(packageName, Context.CONTEXT_INCLUDE_CODE | Context.CONTEXT_IGNORE_SECURITY);
ClassLoader pluginCL = pluginContext.getClassLoader();
Class<?> stubClass = pluginCL.loadClass(className);
Constructor<?> stubConstructor = stubClass.getConstructor(int.class);
Object stubObject = stubConstructor.newInstance(NPP);
if (stubObject instanceof PluginStub) {
return (PluginStub) stubObject;
} else {
Log.e(LOGTAG, "The plugin class is not of type PluginStub");
}
} catch (NameNotFoundException e) {
Log.e(LOGTAG, e.toString());
} catch (ClassNotFoundException e) {
Log.e(LOGTAG, e.toString());
} catch (IllegalAccessException e) {
Log.e(LOGTAG, e.toString());
} catch (InstantiationException e) {
Log.e(LOGTAG, e.toString());
} catch (SecurityException e) {
Log.e(LOGTAG, e.toString());
} catch (NoSuchMethodException e) {
Log.e(LOGTAG, e.toString());
} catch (IllegalArgumentException e) {
Log.e(LOGTAG, e.toString());
} catch (InvocationTargetException e) {
Log.e(LOGTAG, e.toString());
}
return null;
}
}
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