/*
* 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.extensions.validator.util;
import org.apache.myfaces.extensions.validator.core.storage.FacesInformationStorage;
import org.apache.myfaces.extensions.validator.internal.UsageCategory;
import org.apache.myfaces.extensions.validator.internal.UsageInformation;
import javax.faces.FactoryFinder;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import javax.faces.event.PhaseId;
import javax.faces.event.PhaseListener;
import javax.faces.lifecycle.Lifecycle;
import javax.faces.lifecycle.LifecycleFactory;
import java.util.Iterator;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
/**
* @author Gerhard Petracek
* @since 1.x.1
*/
@UsageInformation(UsageCategory.INTERNAL)
public class JsfUtils
{
public static void deregisterPhaseListener(PhaseListener phaseListener)
{
LifecycleFactory lifecycleFactory = (LifecycleFactory)FactoryFinder.getFactory(FactoryFinder.LIFECYCLE_FACTORY);
String currentId;
Lifecycle currentLifecycle;
Iterator lifecycleIds = lifecycleFactory.getLifecycleIds();
while (lifecycleIds.hasNext())
{
currentId = (String) lifecycleIds.next();
currentLifecycle = lifecycleFactory.getLifecycle(currentId);
currentLifecycle.removePhaseListener(phaseListener);
}
}
public static void registerPhaseListener(PhaseListener phaseListener)
{
LifecycleFactory lifecycleFactory = (LifecycleFactory)FactoryFinder.getFactory(FactoryFinder.LIFECYCLE_FACTORY);
String currentId;
Lifecycle currentLifecycle;
Iterator lifecycleIds = lifecycleFactory.getLifecycleIds();
while (lifecycleIds.hasNext())
{
currentId = (String) lifecycleIds.next();
currentLifecycle = lifecycleFactory.getLifecycle(currentId);
currentLifecycle.addPhaseListener(phaseListener);
}
}
public static ResourceBundle getDefaultFacesMessageBundle()
{
FacesContext facesContext = FacesContext.getCurrentInstance();
return ResourceBundle.getBundle(FacesMessage.FACES_MESSAGES, facesContext.getViewRoot().getLocale());
}
public static ResourceBundle getCustomFacesMessageBundle()
{
FacesContext facesContext = FacesContext.getCurrentInstance();
String bundleName = facesContext.getApplication().getMessageBundle();
if (bundleName == null)
{
return null;
}
return ResourceBundle.getBundle(bundleName, facesContext.getViewRoot().getLocale());
}
public static String getMessageFromApplicationMessageBundle(String messageKey)
{
ResourceBundle customResourceBundle = getCustomFacesMessageBundle();
try
{
if (customResourceBundle != null)
{
return customResourceBundle.getString(messageKey);
}
}
catch (MissingResourceException e)
{
//no custom message is available - do nothing
}
return getDefaultFacesMessageBundle().getString(messageKey);
}
public static boolean isRenderResponsePhase()
{
return PhaseId.RENDER_RESPONSE.equals(getFacesInformationStorage().getCurrentPhaseId());
}
public static PhaseId getCurrentPhaseId()
{
return getFacesInformationStorage().getCurrentPhaseId();
}
/**
* simple test for early config in case of mojarra
* @return true if the jsf impl. is initialized and it's possible to use it as expected
*/
public static boolean isApplicationInitialized()
{
FacesContext facesContext = FacesContext.getCurrentInstance();
return facesContext != null &&
(facesContext.getClass().getName().startsWith("org.apache.myfaces") ||
facesContext.getExternalContext().getRequestMap() != null &&
!facesContext.getExternalContext().getRequestMap().isEmpty());
}
private static FacesInformationStorage getFacesInformationStorage()
{
return ExtValUtils.getStorage(FacesInformationStorage.class, FacesInformationStorage.class.getName());
}
}