package com.foxinmy.weixin4j.mp.event;
   
   import javax.xml.bind.annotation.XmlElement;
   import javax.xml.bind.annotation.XmlTransient;
   
   import com.foxinmy.weixin4j.message.event.EventMessage;
   import com.foxinmy.weixin4j.type.EventType;
   
   /**
   * 扫描二维码事件
   * 
   * @className ScanEventMessage
   * @author jinyu(foxinmy@gmail.com)
   * @date 2014年4月6日
   * @since JDK 1.6
   * @see <a
   *      href="https://mp.weixin.qq.com/wiki?t=resource/res_main&id=mp1421140454&token=&lang=zh_CN">扫描二维码事件</a>
   */
  public class ScanEventMessage extends EventMessage {
  
  	private static final long serialVersionUID = 8078674062833071562L;
  
  	public ScanEventMessage() {
  		super(EventType.scan.name());
  	}
  
  	public ScanEventMessage(String eventType) {
  		super(eventType);
  	}
  
  	/**
  	 * 事件KEY值，是一个32位无符号整数，即创建二维码时的二维码scene_id
  	 */
  	@XmlElement(name = "EventKey")
  	private String eventKey;
  	/**
  	 * 二维码的ticket，可用来换取二维码图片
  	 */
  	@XmlElement(name = "Ticket")
  	private String ticket;
  
  	public String getEventKey() {
  		return eventKey;
  	}
  
  	public String getTicket() {
  		return ticket;
  	}
  
  	@XmlTransient
  	public String getParameter() {
  		return eventKey.replaceFirst("qrscene_", "");
  	}
  
  	@Override
  	public String toString() {
  		return "ScanEventMessage [eventKey=" + eventKey + ", ticket=" + ticket
  				+ ", " + super.toString() + "]";
  	}
  }