public PushMessage(String[] platform, String fromuserid, TagObj audience, MsgObj message, Notification notification)
 {
     this.platform     = platform;
     this.fromuserid   = fromuserid;
     this.audience     = audience;
     this.message      = message;
     this.notification = notification;
 }
 /**
  * 设置message
  *
  */
 public void setMessage(MsgObj message)
 {
     this.message = message;
 }