/**
* 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.tomee.myfaces;
import org.apache.myfaces.shared.util.ClassUtils;
import org.apache.myfaces.spi.FacesConfigResourceProvider;
import org.apache.myfaces.spi.ServiceProviderFinderFactory;
import org.apache.myfaces.spi.impl.DefaultFacesConfigResourceProviderFactory;
import javax.faces.FacesException;
import javax.faces.context.ExternalContext;
import java.lang.reflect.InvocationTargetException;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;
public class TomEEFacesConfigResourceProviderFactory extends DefaultFacesConfigResourceProviderFactory {
private Logger getLogger() {
return Logger.getLogger(TomEEFacesConfigResourceProviderFactory.class.getName());
}
@Override
public FacesConfigResourceProvider createFacesConfigResourceProvider(final ExternalContext externalContext) {
FacesConfigResourceProvider returnValue = null;
try {
if (System.getSecurityManager() != null) {
returnValue = AccessController.doPrivileged(new PrivilegedExceptionAction<FacesConfigResourceProvider>() {
public FacesConfigResourceProvider run() throws Exception {
return resolveFacesConfigResourceProviderFromService(externalContext);
}
});
} else {
returnValue = resolveFacesConfigResourceProviderFromService(externalContext);
}
} catch (final ClassNotFoundException e) {
// ignore
} catch (final NoClassDefFoundError e) {
// ignore
} catch (final InstantiationException e) {
getLogger().log(Level.SEVERE, "", e);
} catch (final IllegalAccessException e) {
getLogger().log(Level.SEVERE, "", e);
} catch (final InvocationTargetException e) {
getLogger().log(Level.SEVERE, "", e);
} catch (final PrivilegedActionException e) {
throw new FacesException(e);
}
return returnValue;
}
private FacesConfigResourceProvider resolveFacesConfigResourceProviderFromService(final ExternalContext externalContext)
throws ClassNotFoundException, NoClassDefFoundError, InstantiationException,
IllegalAccessException, InvocationTargetException, PrivilegedActionException {
List<String> classList = (List<String>) externalContext.getApplicationMap().get(FACES_CONFIG_PROVIDER_LIST);
if (classList == null) {
classList = ServiceProviderFinderFactory.getServiceProviderFinder(externalContext).
getServiceProviderList(FACES_CONFIG_PROVIDER);
externalContext.getApplicationMap().put(FACES_CONFIG_PROVIDER_LIST, classList);
}
return ClassUtils.buildApplicationObject(FacesConfigResourceProvider.class, classList, new TomEEFacesConfigResourceProvider());
}
}