001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019 020 package org.apache.myfaces.tobago.context; 021 022 023 import javax.faces.component.StateHolder; 024 import javax.faces.context.FacesContext; 025 import java.io.Serializable; 026 027 /* 028 * Date: May 3, 2007 029 * Time: 5:44:04 PM 030 */ 031 public class TransientStateHolder implements StateHolder, Serializable { 032 033 private static final long serialVersionUID = -5260593843885016768L; 034 035 private transient Object object; 036 037 public TransientStateHolder() { 038 } 039 040 public TransientStateHolder(Object object) { 041 this.object = object; 042 } 043 044 public Object saveState(FacesContext context) { 045 // do nothing 046 return null; 047 } 048 049 public void put(Object object) { 050 this.object = object; 051 } 052 053 public boolean isEmpty() { 054 return object == null; 055 } 056 057 public Object get() { 058 return object; 059 } 060 061 public void restoreState(FacesContext context, Object state) { 062 // do nothing 063 } 064 065 public boolean isTransient() { 066 return true; 067 } 068 069 public void setTransient(boolean newTransientValue) { 070 // do nothing 071 } 072 073 }