dynamicmodel.java

Java/J2EE框架Jdon-Framework系统的Sample

/**
 * Copyright 2005 Jdon.com
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

package com.jdon.controller.model;

import java.util.*;

/**
 * 动态Model
 * 可以向其中加入Key和Value，实现动态定制。
 * 适合一些临时用
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Jdon.com Copyright (c) 2003</p>
 * <p></p>
 * @author banq
 * @version 1.0
 */
public class DynamicModel extends Model {

  private Map map = new HashMap();



  public Object getValue(String key) {
    return map.get(key);
  }

  public String getStringValue(String key) {
    String value = (String)map.get(key);
    if (value == null)
      return "";
    else
      return value;
  }


  public void put(String key, String value) {
    map.put(key, value);
  }

  public void put(String key, Object value) {
    map.put(key, value);
  }


  public boolean isEmpty() {
    return map.isEmpty();
  }

}