001/* 002 * (C) Copyright 2006-2007 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 * 019 * $Id$ 020 */ 021 022package org.nuxeo.theme.jsf.negotiation.collection; 023 024import javax.faces.context.FacesContext; 025 026import org.nuxeo.theme.ApplicationType; 027import org.nuxeo.theme.Manager; 028import org.nuxeo.theme.ViewDef; 029import org.nuxeo.theme.negotiation.Scheme; 030import org.nuxeo.theme.types.TypeFamily; 031import org.nuxeo.theme.types.TypeRegistry; 032 033public final class ViewId implements Scheme { 034 035 public String getOutcome(final Object context) { 036 final String viewId = ((FacesContext) context).getViewRoot().getViewId(); 037 final TypeRegistry typeRegistry = Manager.getTypeRegistry(); 038 039 final String applicationPath = ((FacesContext) context).getExternalContext().getRequestContextPath(); 040 041 final ApplicationType application = (ApplicationType) typeRegistry.lookup(TypeFamily.APPLICATION, 042 applicationPath); 043 if (application == null) { 044 return null; 045 } 046 047 final ViewDef view = application.getViewById(viewId); 048 if (view == null) { 049 return null; 050 } 051 052 String collection = view.getCollection(); 053 if (collection == null) { 054 return null; 055 } 056 return collection; 057 } 058}