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package org.apache.tuscany.core.injection;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import org.apache.tuscany.core.builder.ObjectFactory;
/**
* 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, new Object[]{objectFactory.getInstance()});
} catch (IllegalAccessException e) {
throw new AssertionError("Method is not accessible [" + method + "]");
} catch (InvocationTargetException e) {
throw new ObjectCreationException("Exception thrown by setter [" + method + "]", e);
}
}
}
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