TypedModifierInvocationHandler.java

/*
 * Copyright 2007 Rickard Öberg
 * 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 org.qi4j.runtime.composite;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import org.qi4j.api.composite.InvalidCompositeException;

/**
 * JAVADOC
 */
public final class TypedModifierInvocationHandler
    extends FragmentInvocationHandler
{
    @Override
    public Object invoke( Object proxy, Method method, Object[] args )
        throws Throwable
    {
        try
        {
/*
            // Remove this, and run InvocationInjectionTest to verify
            if( !method.isAccessible() )
            {
                method.setAccessible( true );       // TODO: This is a massive Performance Killer. Needs to be taken care of.
            }
*/

            return this.method.invoke( fragment, args );
        }
        catch( InvocationTargetException e )
        {
            throw cleanStackTrace( e.getTargetException(), proxy, method );
        }
        catch( Throwable e )
        {
            if( fragment == null )
            {
                throw new InvalidCompositeException( "No fragment available for method " + method.getName() );
            }
            throw cleanStackTrace( e, proxy, method );
        }
    }
}