org.primefaces.context.PrimeExternalContext Maven / Gradle / Ivy
/*
* Copyright 2009-2015 PrimeTek.
*
* Licensed 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.primefaces.context;
import java.lang.reflect.Method;
import javax.faces.FacesException;
import javax.faces.context.ExternalContext;
import javax.faces.context.ExternalContextWrapper;
import javax.servlet.http.HttpServletRequest;
public class PrimeExternalContext extends ExternalContextWrapper {
private ExternalContext wrapped;
private HttpServletRequest httpServletRequest;
public PrimeExternalContext(ExternalContext wrapped) {
this.wrapped = wrapped;
extractHttpServletRequest();
}
@Override
public ExternalContext getWrapped() {
return wrapped;
}
public String getRemoteAddr() {
return httpServletRequest.getRemoteAddr();
}
protected void extractHttpServletRequest() {
Object request = wrapped.getRequest();
if (request instanceof HttpServletRequest) {
httpServletRequest = (HttpServletRequest) request;
}
else if (isLiferay()) {
try {
Class portletRequestClass = Class.forName("javax.portlet.PortletRequest");
Class portalUtilClass = Class.forName("com.liferay.portal.util.PortalUtil");
Method method = portalUtilClass.getMethod("getHttpServletRequest", new Class[] { portletRequestClass });
httpServletRequest = (HttpServletRequest) method.invoke(null, new Object[] { request });
}
catch (Exception ex) {
throw new FacesException(ex);
}
}
}
protected boolean isLiferay() {
try {
Class.forName("com.liferay.portal.util.PortalUtil");
return true;
}
catch (ClassNotFoundException e) {
return false;
}
}
}