com.sun.faces.flow.FlowCDIExtension Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package com.sun.faces.flow;
import static com.sun.faces.cdi.CdiUtils.addAnnotatedTypes;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import com.sun.faces.flow.FlowCDIContext.FlowBeanInfo;
import jakarta.enterprise.context.spi.Contextual;
import jakarta.enterprise.event.Observes;
import jakarta.enterprise.inject.spi.AfterBeanDiscovery;
import jakarta.enterprise.inject.spi.BeanManager;
import jakarta.enterprise.inject.spi.BeforeBeanDiscovery;
import jakarta.enterprise.inject.spi.Extension;
import jakarta.enterprise.inject.spi.ProcessBean;
import jakarta.faces.flow.FlowScoped;
public class FlowCDIExtension implements Extension {
private Map, FlowCDIContext.FlowBeanInfo> flowScopedBeanFlowIds = new ConcurrentHashMap<>();
/**
* Before bean discovery.
*
* @param beforeBeanDiscovery the before bean discovery.
* @param beanManager the bean manager.
*/
public void beforeBeanDiscovery(@Observes BeforeBeanDiscovery beforeBeanDiscovery, BeanManager beanManager) {
addAnnotatedTypes(beforeBeanDiscovery, beanManager, FlowCDIEventFireHelperImpl.class);
beforeBeanDiscovery.addScope(FlowScoped.class, true, true);
}
public void processBean(@Observes ProcessBean event) {
FlowScoped flowScoped = event.getAnnotated().getAnnotation(FlowScoped.class);
if (flowScoped != null) {
flowScopedBeanFlowIds.put(
event.getBean(),
new FlowBeanInfo(flowScoped.definingDocumentId(), flowScoped.value()));
}
}
void afterBeanDiscovery(@Observes final AfterBeanDiscovery event, BeanManager beanManager) {
event.addContext(new FlowCDIContext(flowScopedBeanFlowIds));
flowScopedBeanFlowIds.clear();
}
}