javax.enterprise.inject.spi.ProcessObserverMethod Maven / Gradle / Ivy
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* full listing of individual contributors.
*
* 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
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*/
package javax.enterprise.inject.spi;
/**
*
* The container fires an event of this type for each {@linkplain javax.enterprise.event.Observes observer method} of each
* enabled bean, before registering the {@link javax.enterprise.inject.spi.ObserverMethod} object.
*
*
* If any observer method of a {@code ProcessObserverMethod} event throws an exception, the exception is treated as a definition
* error by the container.
*
*
* @see ObserverMethod
* @author Gavin King
* @author David Allen
* @param The type of the event being observed
* @param The bean type containing the observer method
*
*/
// These parameters are the wrong way according to the spec, however Oracle/JCP
// compatibility rules require us to
// keep the wrong ordering
public interface ProcessObserverMethod {
/**
* The {@link javax.enterprise.inject.spi.AnnotatedMethod} representing the observer method.
*
* @return the {@link javax.enterprise.inject.spi.AnnotatedMethod} representing the observer method
* @throws IllegalStateException if called outside of the observer method invocation
*/
public AnnotatedMethod getAnnotatedMethod();
/**
* The {@link javax.enterprise.inject.spi.ObserverMethod} object that will be used by the container to invoke the observer
* when a matching event is fired.
*
* @return the {@link javax.enterprise.inject.spi.ObserverMethod} object that will be used by the container to call the
* observer method
* @throws IllegalStateException if called outside of the observer method invocation
*/
public ObserverMethod getObserverMethod();
/**
* Registers a definition error with the container, causing the container to abort deployment after bean discovery is
* complete.
*
* @param t A {@link java.lang.Throwable} representing the definition error
* @throws IllegalStateException if called outside of the observer method invocation
*/
public void addDefinitionError(Throwable t);
}