001/* 002 * (C) Copyright 2006-2015 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Jean-Marc Orliaguet, Chalmers 018 * Anahide Tchertchian 019 */ 020 021package org.nuxeo.ecm.web.resources.jsf.negotiators; 022 023import java.util.Map; 024 025import javax.faces.context.FacesContext; 026 027import org.nuxeo.theme.styling.negotiation.AbstractNegotiator; 028 029public final class RequestAttribute extends AbstractNegotiator { 030 031 @Override 032 public String getResult(String target, Object context) { 033 FacesContext faces = null; 034 if (context instanceof FacesContext) { 035 faces = (FacesContext) context; 036 } else { 037 return null; 038 } 039 final Map<String, Object> parameters = faces.getExternalContext().getRequestMap(); 040 return (String) parameters.get(getProperty("param")); 041 } 042 043}