/*

  * Copyright 2005-2008 The Kuali Foundation

  * 

  * 

  * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.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.kew.plugin;

 /**

  * An interface representing an Entity that can be reloaded.  Calls to reload should only be executed if

  * this Reloadable has flagged itself as reloadable according to the isReloadable() method.

  * 

  * <p>If invocations of isReloadable() return false then calls to reload() should be

  * no-ops.

  * 

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

  */

 public interface Reloadable {

         /**

          * Indicates whether or not this Reloadable currently supports being reloaded.

          * If this method returns false then calls to reload() are effectively no-ops.

          * 

          * @return true if this Reloadable can be reloaded, false otherwise

          */

     public boolean isReloadable();

     public boolean isReloadNeeded();

     /**

      * Reloads the Reloadable.  If isReloadable() returns false then this method

      * should be a no-op.

      */

     public void reload() throws Exception;

 }