/**
    * 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.rule.xmlrouting;
  
  import java.util.Iterator;
  
  import javax.xml.namespace.NamespaceContext;
  
  /**
   * An XML NamespaceContext for KEW.
   *
   * @author Kuali Rice Team (rice.collab@kuali.org)
   */
  public class WorkflowNamespaceContext implements NamespaceContext {
  	public String getNamespaceURI(String prefix) {
  		if (prefix == null) {
  			throw new IllegalArgumentException("The prefix cannot be null.");
  		}
  
  		if (prefix.equals("wf")) {
  			return "http://nothingfornowwf.com";
  		} else {
  			return null;
  		}
  	}
  
  	public String getPrefix(String namespace) {
  		if (namespace == null) {
  			throw new IllegalArgumentException("The namespace uri cannot be null.");
  		}
  		if (namespace.equals("http://nothingfornowwf.com")) {
  			return "wf";
  		} else {
  			return null;
  		}
  	}
  
  	public Iterator getPrefixes(String namespace) {
  		return null;
  	}
  }