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/**
*
* Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
*
* 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.apache.tuscany.core.injection;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
* Performs an wire on a method of a given instance
*
* @version $Rev$ $Date$
*/
public class MethodEventInvoker<T> implements EventInvoker<T> {
private final Method method;
/**
* Intantiates an invoker for the given method
*/
public MethodEventInvoker(Method method) {
this.method = method;
}
public void invokeEvent(T instance) throws ObjectCallbackException {
try {
method.invoke(instance, (Object[]) null);
} catch (IllegalAccessException e) {
throw new AssertionError("Method is not accessible [" + method + "]");
} catch (InvocationTargetException e) {
throw new ObjectCallbackException("Exception thrown by callback method [" + method + "]", e);
}
}
}
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