/*

  * Copyright 2007 The Kuali Foundation

  *

  * Licensed under the Educational Community License, Version 1.0 (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.opensource.org/licenses/ecl1.php

  *

  * 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 org.kuali.rice.core.util;

 import java.util.Map;

 /**

  * An abstract key value that can be extended by other classes (ex: DTOs).

  * 

  * @author Kuali Rice Team (rice.collab@kuali.org)

  */

 public abstract class AbstractKeyValue implements KeyValue {

         private static final long serialVersionUID = -8093251322740055977L;

         protected String key;

         protected String value;

         public AbstractKeyValue() {

                 super();

         }

         public AbstractKeyValue(String key, String value) {

                 this.key = key;

                 this.value = value;

         }

         public AbstractKeyValue(KeyValue keyValue) {

                 this.key = keyValue.getKey();

                 this.value = keyValue.getValue();

         }

         public AbstractKeyValue(Map.Entry<String, String> entry) {

                 this.key = entry.getKey();

                 this.value = entry.getValue();

         }

         @Override

         public String getKey() {

                 return this.key;

         }

         @Override

         public String getValue() {

                 return this.value;

         }

 }