content: /*
   * Copyright (c) 2011 Steve Battle, Some Rights Reserved
   *
   * Licensed under the Apache 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.apache.org/licenses/LICENSE-2.0
   *
   * 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.callimachusproject.engine.events;
  
  import javax.xml.stream.Location;
  
  /**
   * SPARQL keyword.
   * 
   * @author Steve Battle
   *
   */
  public class Exists extends RDFEvent {
  
  	public Exists(Location location) {
  		super(location);
  	}
  
  	public Exists(boolean start, Location location) {
  		super(start, location);
  	}
  
  	public String toString() {
  		if (isStart()) return "EXISTS {";
  		else return "}";
  	}
  }
  