com.sun.faces.application.applicationimpl.events.ReentrantLisneterInvocationGuard Maven / Gradle / Ivy
/*
* Copyright (c) 1997, 2018 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.application.applicationimpl.events;
import static java.lang.Boolean.FALSE;
import static java.lang.Boolean.TRUE;
import java.util.HashMap;
import java.util.Map;
import javax.faces.context.FacesContext;
import javax.faces.event.SystemEvent;
public class ReentrantLisneterInvocationGuard {
public boolean isGuardSet(FacesContext ctx, Class systemEventClass) {
Boolean result;
Map, Boolean> data = getDataStructure(ctx);
result = data.get(systemEventClass);
return null == result ? false : result;
}
public void setGuard(FacesContext ctx, Class systemEventClass) {
Map, Boolean> data = getDataStructure(ctx);
data.put(systemEventClass, TRUE);
}
public void clearGuard(FacesContext ctx, Class systemEventClass) {
Map, Boolean> data = getDataStructure(ctx);
data.put(systemEventClass, FALSE);
}
private Map, Boolean> getDataStructure(FacesContext ctx) {
Map, Boolean> result = null;
Map