Drools4：对Ticket示范的分析

Drools4：对Ticket示例的分析

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1. 1. #?显示增加的门票情况 ??
   2. rule?"New?Ticket"??
   3. ????salience?10??
   4. ????when ??
   5. ????????customer?:?CustomerEx(?)???? ??
   6. ????????ticket?:?Ticket(?customer?==?customer,?status?==?"New"?)???? ??
   7. ????then ??
   8. ????????System.out.println(?"New?:?"?+?ticket?);???????? ??
   9. end ??
   10. ??
   11. #?找到银卡会员，设置电影票状态 ??
   12. rule?"Silver?Priority"??
   13. ????duration?3000??
   14. ????when ??
   15. ????????customer?:?CustomerEx(?subscription?==?"Silver"?)??? ??
   16. ????????ticket?:?Ticket(?customer?==?customer,?status?==?"New"?)???? ??
   17. ????then ??
   18. ????????ticket.setStatus(?"Escalate"?); ??
   19. ????????update(?ticket?);??????? ??
   20. end ??
   21. ??
   22. #?找到白金卡会员，设置电影票状态 ??
   23. rule?"Platinum?Priority"??
   24. ????when ??
   25. ????????customer?:?CustomerEx(?subscription?==?"Platinum"?)? ??
   26. ????????ticket?:?Ticket(?customer?==?customer,?status?==?"New"?)???? ??
   27. ????then; ??
   28. ????????ticket.setStatus(?"Escalate"?); ??
   29. ????????update(?ticket?); ??
   30. end ??
   31. ??
   32. #?找到金卡会员，设置电影票状态 ??
   33. rule?"Gold?Priority"??
   34. ????duration?1000??
   35. ????when ??
   36. ????????customer?:?CustomerEx(?subscription?==?"Gold"?)? ??
   37. ????????ticket?:?Ticket(?customer?==?customer,?status?==?"New"?)???? ??
   38. ????then ??
   39. ????????ticket.setStatus(?"Escalate"?);? ??
   40. ????????update(?ticket?);??? ??
   41. end ??
   42. ??
   43. #?对于被设置状态为Escalate的电影票发送邮件 ??
   44. rule?"Escalate"??
   45. ????when ??
   46. ????????customer?:?CustomerEx(?)???? ??
   47. ????????ticket?:?Ticket(?customer?==?customer,?status?==?"Escalate"?)??? ??
   48. ????then ??
   49. ????????sendEscalationEmail(?customer,?ticket?); ??
   50. end ??
   51. ??
   52. #?显示状态设置为Done的电影票情况 ??
   53. rule?"Done"??
   54. ????when ??
   55. ????????customer?:?CustomerEx(?)???? ??
   56. ????????ticket?:?Ticket(?customer?==?customer,?status?==?"Done"?)??? ??
   57. ????then ??
   58. ????????System.out.println(?"Done?:?"?+?ticket?);??????? ??
   59. end ??
   60. ??
   61. #?模拟发送邮件的函数 ??
   62. function?void?sendEscalationEmail(?CustomerEx?customer,?Ticket?ticket?)?{ ??
   63. ????System.out.println(?"Email?:?"?+?ticket?); ??
   64. }??
   1 楼 江南白衣 2007-08-06   给分，兄弟为drools4推广出力良多。 2 楼 chinapr 2007-08-25   辛苦