package?com.imooc.action; import?com.imooc.dao.GoddessDao; import?com.imooc.model.Goddess; import?java.util.ArrayList; import?java.util.Date; import?java.util.HashMap; import?java.util.List; import?java.util.Map; public?class?GoddessAction?{ public?void?add(){ } public?void?edit(){} public?void?del(){} public?void?query(){} public?void?query(List<Map<String,?Object>>?params){} public?static?void?main(String[]?args)?throws?Exception?{ GoddessDao?g=?new?GoddessDao(); // List<Goddess>?result=g.query("夏雪","18934044675","Xxue"); //這一段代碼應該是可以變成Scan接受鍵盤輸入或者其他方法輸入的方法。 List<Map<String,Object>>?params?=?new?ArrayList<Map<String,?Object>>(); Map<String,?Object>?param?=?new?HashMap<String,Object>(); param.put("name",?"user_name"); param.put("rela",?"like"?); param.put("value",?"'%美眉%'"); params.add(param); List<Goddess>?result=g.query(params); for(int?i=0;i<result.size();i++){ ?System.out.println(result.get(i).toString()); } Goddess?g1?=?new?Goddess(); g1.setUser_name("夏雪"); g1.setAge(21); g1.setSex(1); g1.setBirthday(new?Date()); g1.setEmail("Xxue@qq.com"); g1.setMobile("18934044675"); g1.setUpdate_user("inte"); g1.setIsdel(1); // g1.setId(3); // Goddess?g2=g.get(4); // System.out.println(g2.toString()); // g.delGoddess(3); // g.updateGoddess(g1); // g.addGoddess(g1); // List<Goddess>?gs=g.query(); // for(Goddess??goddess?:?gs){ // ?System.out.println(goddess.getUser_name()+","+goddess.getAge()); // } } } ? ? 正確的話應該是只顯示小青的，然后其他人的也都顯示了，會是哪里的問題。