/**
    * Copyright 2005-2011 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.impl.action;
  
  import org.apache.commons.lang.StringUtils;
  import org.kuali.rice.core.api.exception.RiceIllegalArgumentException;
  import org.kuali.rice.kew.api.action.RolePokerQueue;
  import org.kuali.rice.kew.routeheader.DocumentRouteHeaderValue;
  import org.kuali.rice.kew.service.KEWServiceLocator;
  
  /**
   * Reference implementation of the {@code RokePokerQueue} which handle re-resolution of action requests which use roles.
   * 
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class RolePokerQueueImpl implements RolePokerQueue {
  
      @Override
  	public void reResolveQualifiedRole(String documentId, String roleName, String qualifiedRoleNameLabel) {
          if (StringUtils.isBlank(documentId)) {
  			throw new RiceIllegalArgumentException("documentId is null or blank");
  		}
          if (StringUtils.isBlank(roleName)) {
  			throw new RiceIllegalArgumentException("roleName is null or blank");
  		}
  
  		KEWServiceLocator.getRouteHeaderService().lockRouteHeader(documentId, true);
  		DocumentRouteHeaderValue document = KEWServiceLocator.getRouteHeaderService().getRouteHeader(documentId);
  		if (qualifiedRoleNameLabel == null) {
  			KEWServiceLocator.getRoleService().reResolveRole(document, roleName);
  		} else {
  			KEWServiceLocator.getRoleService().reResolveQualifiedRole(document, roleName, qualifiedRoleNameLabel);
  		}
  	}
  
      @Override
  	public void reResolveRole(String documentId, String roleName) {
  		reResolveQualifiedRole(documentId, roleName, null);
  	}
  }