1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one 3 * or more contributor license agreements. See the NOTICE file 4 * distributed with this work for additional information 5 * regarding copyright ownership. The ASF licenses this file 6 * to you under the Apache License, Version 2.0 (the 7 * "License"); you may not use this file except in compliance 8 * with the License. You may obtain a copy of the License at 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, 13 * software distributed under the License is distributed on an 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 15 * KIND, either express or implied. See the License for the 16 * specific language governing permissions and limitations 17 * under the License. 18 */ 19 package javax.faces.component; 20 21 import java.io.Serializable; 22 23 /** 24 * @author Simon Lessard (latest modification by $Author: bommel $) 25 * @version $Revision: 1187701 $ $Date: 2011-10-22 07:21:54 -0500 (Sat, 22 Oct 2011) $ 26 * 27 * @since 2.0 28 */ 29 public interface StateHelper extends StateHolder 30 { 31 public void add(Serializable key, Object value); 32 33 public Object eval(Serializable key); 34 35 public Object eval(Serializable key, Object defaultValue); 36 37 public Object get(Serializable key); 38 39 public Object put(Serializable key, Object value); 40 41 public Object put(Serializable key, String mapKey, Object value); 42 43 public Object remove(Serializable key); 44 45 public Object remove(Serializable key, Object valueOrKey); 46 }