001 package org.apache.myfaces.tobago.el;
002
003 /*
004 * Licensed to the Apache Software Foundation (ASF) under one or more
005 * contributor license agreements. See the NOTICE file distributed with
006 * this work for additional information regarding copyright ownership.
007 * The ASF licenses this file to You under the Apache License, Version 2.0
008 * (the "License"); you may not use this file except in compliance with
009 * the License. You may obtain a copy of the License at
010 *
011 * http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 */
019
020 import org.apache.commons.logging.Log;
021 import org.apache.commons.logging.LogFactory;
022
023 import javax.faces.context.FacesContext;
024 import javax.faces.el.EvaluationException;
025 import javax.faces.el.VariableResolver;
026
027 /**
028 * @deprecated use UserWrapper as managed bean in request scope instead.
029 */
030 @Deprecated
031 public class UserVariableResolverImpl extends VariableResolver {
032
033 private static final Log LOG = LogFactory.getLog(UserVariableResolverImpl.class);
034
035 private VariableResolver base;
036 private UserWrapper userWrapper;
037
038 public UserVariableResolverImpl(VariableResolver base) {
039 if (LOG.isInfoEnabled()) {
040 LOG.info("Hiding ri base implemation: " + base);
041 }
042 this.base = base;
043 }
044
045 public Object resolveVariable(FacesContext facesContext, String name)
046 throws EvaluationException {
047
048 if ("user".equals(name)) {
049 // TODO: optimize me: put it in request?
050 if (LOG.isDebugEnabled()) {
051 LOG.debug("resolving: " + name);
052 }
053 if (userWrapper == null) {
054 userWrapper = new UserWrapper();
055 }
056 return userWrapper;
057 } else {
058 return base.resolveVariable(facesContext, name);
059 }
060 }
061 }