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时间:2017-12-31
《ajax实现联动菜单》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、2010-05-27ajax联动菜单文章分类:Web前端 //model层:Area.java Java代码1.package com.wdpc.ajax.model; 2. 3.public class Area { 4. private int areaId;//市 id 5. private String areaName;//区域名 6. private int areaPid;//区域id 7. 8. //构造函数 9. public
2、Area(int areaId, String areaName, int areaPid) { 10. super(); 11. this.areaId = areaId; 12. this.areaName = areaName; 13. this.areaPid = areaPid; 14. } 15. 16. //get,set方法 17. public int getAreaId() { 18.
3、 return areaId; 19. } 20. 21. public void setAreaId(int areaId) { 22. this.areaId = areaId; 23. } 24. 25. public String getAreaName() { 26. return areaName; 27. } 28. 29. public void setAreaName(Strin
4、g areaName) { 30. this.areaName = areaName; 31. } 32. 33. public int getAreaPid() { 1. return areaPid; 2. } 3. 4. public void setAreaPid(int areaPid) { 5. this.areaPid = areaPid; 6. } 7.} packagecom.wdp
5、c.ajax.model;publicclassArea{privateintareaId;//市idprivateStringareaName;//区域名privateintareaPid;//区域id//构造函数publicArea(intareaId,StringareaName,intareaPid){super();this.areaId=areaId;this.areaName=areaName;this.areaPid=areaPid;}//get,set方法publicintge
6、tAreaId(){returnareaId;}publicvoidsetAreaId(intareaId){this.areaId=areaId;}publicStringgetAreaName(){returnareaName;}publicvoidsetAreaName(StringareaName){this.areaName=areaName;}publicintgetAreaPid(){returnareaPid;}publicvoidsetAreaPid(intareaPid){t
7、his.areaPid=areaPid;}} //dao层: Java代码1.package com.wdpc.ajax.comms; 2. 3.import java.sql.Connection; 4.import java.sql.PreparedStatement; 5.import java.sql.ResultSet; 6.import java.sql.SQLException; 7.import javax.naming.Context; 8.impo
8、rt javax.naming.InitialContext; 9.import javax.sql.DataSource; 10. 11.public class DbManager { 12. public static Connection getConnection(){ 13. Connection conn = null; 14. try { 15. Context context = new InitialCon
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