/*
* 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.context.ApplicationScoped;
import javax.enterprise.inject.Any;
import javax.enterprise.inject.Instance;
import javax.enterprise.inject.Produces;
import javax.faces.flow.Flow;
import javax.faces.flow.builder.FlowBuilder;
import javax.faces.flow.builder.FlowBuilderParameter;
import javax.inject.Inject;
import javax.inject.Named;
import org.apache.myfaces.flow.builder.FlowBuilderImpl;
/**
* This bean is used later by CDI to process flow definitions
*
* @author Leonardo Uribe
*/
@Named(FlowBuilderFactoryBean.FLOW_BUILDER_FACTORY_BEAN_NAME)
@ApplicationScoped
public class FlowBuilderFactoryBean
{
public static final String FLOW_BUILDER_FACTORY_BEAN_NAME =
"oam_FLOW_BUILDER_FACTORY_BEAN_NAME";
/**
* In this point two things are important:
*
* 1. Initialize flows in a lazy way (triggered by JSF),
* 2. Get multiple Flow instances.
*
*/
@Inject
@Any
private Instance<Flow> flowDefinitions;
public FlowBuilderFactoryBean()
{
}
@Produces
@FlowBuilderParameter
public FlowBuilder createFlowBuilderInstance()
{
return new FlowBuilderImpl();
}
/**
* @return the flowDefinitions
*/
public Instance<Flow> getFlowDefinitions()
{
// Pass the @FlowDefinition qualifier, so only all producer methods involving
// this annotation will be taken into account.
return flowDefinitions.select(
new FlowDefinitionQualifier());
}
}