javax.enterprise.inject.spi.ProcessInjectionPoint Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc., and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* 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
* limitations under the License.
*/
package javax.enterprise.inject.spi;
import javax.enterprise.inject.spi.configurator.InjectionPointConfigurator;
/**
*
* The container fires an event of this type for every injection point of every Java EE component class supporting injection
* that may be instantiated by the container at runtime, including every managed bean declared using
* {@code javax.annotation.ManagedBean}, EJB session or message-driven bean, enabled bean, enabled interceptor or enabled
* decorator.
*
*
* Any observer of this event is permitted to wrap and/or replace the {@link javax.enterprise.inject.spi.InjectionPoint} by calling either {@link #setInjectionPoint(InjectionPoint)} or {@link #configureInjectionPoint()}.
* If both methods are called within an observer notification an {@link IllegalStateException} is thrown.
* The container must use the final value of this property, after all observers have been called, he container must use the final
* value of this property, after all observers have been called, whenever it performs injection upon the injection point.
*
*
* If any observer method of a {@code ProcessInjectionPoint} event throws an exception, the exception is treated as a definition
* error by the container.
*
*
* @see InjectionPoint
* @author Pete Muir
* @author Antoine Sabot-Durand
* @param the declared type of the injection point.
* @param the bean class of the bean that declares the injection point
*/
public interface ProcessInjectionPoint {
/**
* @return the InjectionPoint object that will be used by the container to perform injection
* @throws IllegalStateException if called outside of the observer method invocation
*/
public InjectionPoint getInjectionPoint();
/**
* Replaces the InjectionPoint.
*
* @param injectionPoint the new injection point
* @throws IllegalStateException if called outside of the observer method invocation
*/
public void setInjectionPoint(InjectionPoint injectionPoint);
/**
* Returns an {@link InjectionPointConfigurator} initialized with the {@link InjectionPoint} processed by this event
* to configure a new InjectionPoint that will replace the original one at the end of the observer invocation.
*
* Each call returns the same InjectionPointConfigurator
*
* @return a non reusable {@link InjectionPointConfigurator} to configure the replacing InjectionPoint
* @throws IllegalStateException if called outside of the observer method invocation
* @since 2.0
*/
public InjectionPointConfigurator configureInjectionPoint();
/**
* Registers a definition error with the container, causing the container to abort deployment after bean discovery is
* complete.
*
* @param t the definition error
* @throws IllegalStateException if called outside of the observer method invocation
*/
public void addDefinitionError(Throwable t);
}