/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.myfaces.flow.cdi;
import javax.enterprise.event.Observes;
import javax.enterprise.inject.spi.AnnotatedType;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.BeforeBeanDiscovery;
import javax.enterprise.inject.spi.Extension;
/**
* This extension is responsible of scan flow definitions through CDI. For example:
*
* <code>
* @Produces @FlowDefinition
* public Flow defineFlow(@FlowBuilderParameter FlowBuilder flowBuilder) {...}
* </code>
*
* @author Leonardo Uribe
*/
public class FlowBuilderCDIExtension implements Extension
{
void beforeBeanDiscovery(
@Observes final BeforeBeanDiscovery event, BeanManager beanManager)
{
// Register FlowBuilderFactoryBean as a bean with CDI annotations, so the system
// can take it into account, and use it later when necessary.
AnnotatedType flowDiscoveryHelper = beanManager.createAnnotatedType(FlowBuilderFactoryBean.class);
event.addAnnotatedType(flowDiscoveryHelper);
}
}