/*

  * 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.rule;

 import org.kuali.rice.kns.web.ui.Row;

 import java.util.Collections;

 import java.util.List;

 import java.util.Map;

 /**

  * Abstract base class for {@link WorkflowAttribute}s.

  * 

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

  */

 public abstract class AbstractWorkflowAttribute implements WorkflowAttribute {

     protected boolean required;

     public List<Row> getRuleRows() {

         return Collections.EMPTY_LIST;

     }

     public List<Row> getRoutingDataRows() {

         return Collections.EMPTY_LIST;

     }

     public String getDocContent() {

         return "";

     }

     public List<RuleExtensionValue> getRuleExtensionValues() {

         return Collections.EMPTY_LIST;

     }

     public List validateRoutingData(Map paramMap) {

         return Collections.EMPTY_LIST;

     }

     public List validateRuleData(Map paramMap) {

         return Collections.EMPTY_LIST;

     }

     public void setRequired(boolean required) {

         this.required = required;

     }

     public boolean isRequired() {

         return required;

     }

     /* TODO: document these two methods ... what are these for? */

     public String getIdFieldName() {

         return "";

     }

     public String getLockFieldName() {

         return "";

     }

 }