异常信息打印

 

try
                {
                //调用业务，略
                }
                catch (Exception e)
                {
                 	System.out.println("抛出异常");
                 	if(e instanceof SystemException)
                 	{
                 		SystemException ex =(SystemException)e;
                 		System.out.println("errorcode>>>>"+ex.getErrorCode());
                 	}
                	e.printStackTrace();
                }