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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 org.apache.tuscany.core.builder.ObjectFactory;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
/**
* Injects a value created by an {@link ObjectFactory} using a given method
* @version $Rev$ $Date$
*/
public class MethodInjector<T> implements Injector<T> {
private final Method method;
private final ObjectFactory<?> objectFactory;
public MethodInjector(Method method, ObjectFactory<?> objectFactory) {
this.method = method;
this.objectFactory = objectFactory;
}
public void inject(T instance) throws ObjectCreationException {
try {
method.invoke(instance, objectFactory.getInstance());
} catch (IllegalAccessException e) {
throw new AssertionError("Method is not accessible [" + method + "]");
} catch (InvocationTargetException e) {
ObjectCreationException oce= new ObjectCreationException("Exception thrown by setter", e);
oce.setIdentifier(method.getName());
throw oce;
}
}
}
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