實體類：Student.java?

Java代碼??

1. package?demo.entity;??
2. ??
3. public?class?Student??
4. {??
5. ????private?int?id;??
6. ??????
7. ????private?String?name;??
8. ??????
9. ????private?String?sex;??
10. ??????
11. ????private?String?address;??
12. ??????
13. ????public?int?getId()??
14. ????{??
15. ????????return?id;??
16. ????}??
17. ??????
18. ????public?void?setId(int?id)??
19. ????{??
20. ????????this.id?=?id;??
21. ????}??
22. ??????
23. ????public?String?getName()??
24. ????{??
25. ????????return?name;??
26. ????}??
27. ??????
28. ????public?void?setName(String?name)??
29. ????{??
30. ????????this.name?=?name;??
31. ????}??
32. ??????
33. ????public?String?getSex()??
34. ????{??
35. ????????return?sex;??
36. ????}??
37. ??????
38. ????public?void?setSex(String?sex)??
39. ????{??
40. ????????this.sex?=?sex;??
41. ????}??
42. ??????
43. ????public?String?getAddress()??
44. ????{??
45. ????????return?address;??
46. ????}??
47. ??????
48. ????public?void?setAddress(String?address)??
49. ????{??
50. ????????this.address?=?address;??
51. ????}??
52. ??????
53. }??

IStudentDao.java?

Java代碼??

1. package?demo.dao;??
2. ??
3. import?java.util.List;??
4. ??
5. import?demo.entity.Student;??
6. ??
7. public?interface?IStudentDao??
8. {??
9. ????public?void?insert(Student?stu);??
10. ??????
11. ????public?void?delete(int?id);??
12. ??????
13. ????public?void?update(Student?stu);??
14. ??????
15. ????public?List<Student>?findAll();??
16. ??????
17. ????public?Student?findById(int?id);??
18. }??

StudentDaoImpl.java?

Java代碼??

1. package?demo.dao.impl;??
2. ??
3. import?java.util.List;??
4. import?java.util.Map;??
5. ??
6. import?javax.annotation.Resource;??
7. ??
8. import?org.springframework.jdbc.core.BeanPropertyRowMapper;??
9. ??
10. import?demo.dao.IStudentDao;??
11. import?demo.entity.Student;??
12. ??
13. public?class?StudentDaoImpl?implements?IStudentDao??
14. {??
15. ????public?static?final?String?INSERT?=?"insert?into?student(name,sex,address)?values(?,?,?)";??
16. ??????
17. ????public?static?final?String?DELETE?=?"delete?from?student?where?id=?";??
18. ??????
19. ????public?static?final?String?UPDATE?=?"update?student?set?name=?,sex=?,address=??where?id=?";??
20. ??????
21. ????public?static?final?String?FINDALL?=?"select?*?from?student";??
22. ??????
23. ????public?static?final?String?FINDBYID?=?"select?*?from?student?where?id=?";??
24. ??????
25. ????private?org.springframework.jdbc.core.simple.SimpleJdbcTemplate?simpleJdbcTemplate;??
26. ??????
27. ????@Resource??
28. ????public?void?setSimpleJdbcTemplate(??
29. ????????????org.springframework.jdbc.core.simple.SimpleJdbcTemplate?simpleJdbcTemplate)??
30. ????{??
31. ????????this.simpleJdbcTemplate?=?simpleJdbcTemplate;??
32. ????}??
33. ??????
34. ????public?void?delete(int?id)??
35. ????{??
36. ????????//?TODO?Auto-generated?method?stub??
37. ????????this.simpleJdbcTemplate.update(DELETE,?id);??
38. ????}??
39. ??????
40. ????@SuppressWarnings("deprecation")??
41. ????public?List<Student>?findAll()??
42. ????{??
43. ????????//?TODO?Auto-generated?method?stub??
44. ????????List<Student>?stuList?=?this.simpleJdbcTemplate.query(FINDALL,new?BeanPropertyRowMapper<Student>(Student.class));??
45. ????????return?stuList;??
46. ????}??
47. ??????
48. ????public?Student?findById(int?id)??
49. ????{??
50. ????????//?TODO?Auto-generated?method?stub??
51. ????????Map<String,?Object>?stuMap?=?this.simpleJdbcTemplate.queryForMap(FINDBYID,?id);??
52. ????????Student?stu?=?new?Student();??
53. ????????stu.setId(id);??
54. ????????stu.setName(stuMap.get("name").toString());??
55. ????????stu.setSex(stuMap.get("sex").toString());??
56. ????????stu.setAddress(stuMap.get("address").toString());??
57. ????????return?stu;??
58. ????}??
59. ??????
60. ????public?void?insert(Student?stu)??
61. ????{??
62. ????????//?TODO?Auto-generated?method?stub??
63. ????????this.simpleJdbcTemplate.update(INSERT,?stu.getName(),stu.getSex(),stu.getAddress());??
64. ????}??
65. ??????
66. ????public?void?update(Student?stu)??
67. ????{??
68. ????????//?TODO?Auto-generated?method?stub??
69. ????????this.simpleJdbcTemplate.update(UPDATE,?stu.getName(),stu.getSex(),stu.getAddress(),stu.getId());??
70. ????}??
71. ??????
72. }??

IStudentService.java?

Java代碼??

1. package?demo.service;??
2. ??
3. import?java.util.List;??
4. ??
5. import?demo.entity.Student;??
6. ??
7. public?interface?IStudentService??
8. {??
9. ????public?void?insert(Student?stu);??
10. ??????
11. ????public?void?delete(int?id);??
12. ??????
13. ????public?void?update(Student?stu);??
14. ??????
15. ????public?List<Student>?findAll();??
16. ??????
17. ????public?Student?findById(int?id);??
18. }??

StudentServiceImpl.java?

Java代碼??

1. package?demo.service.impl;??
2. ??
3. import?java.util.List;??
4. ??
5. import?javax.annotation.Resource;??
6. ??
7. import?demo.dao.IStudentDao;??
8. import?demo.entity.Student;??
9. import?demo.service.IStudentService;??
10. ??
11. public?class?StudentServiceImpl?implements?IStudentService??
12. {??
13. ????private?IStudentDao?stuDao;??
14. ????@Resource??
15. ????public?void?setStuDao(IStudentDao?stuDao)??
16. ????{??
17. ????????this.stuDao?=?stuDao;??
18. ????}??
19. ??
20. ????public?void?delete(int?id)??
21. ????{??
22. ????????//?TODO?Auto-generated?method?stub??
23. ????????stuDao.delete(id);??
24. ????}??
25. ??
26. ????public?List<Student>?findAll()??
27. ????{??
28. ????????//?TODO?Auto-generated?method?stub??
29. ????????return?stuDao.findAll();??
30. ????}??
31. ??
32. ????public?Student?findById(int?id)??
33. ????{??
34. ????????//?TODO?Auto-generated?method?stub??
35. ????????return?stuDao.findById(id);??
36. ????}??
37. ??
38. ????public?void?insert(Student?stu)??
39. ????{??
40. ????????//?TODO?Auto-generated?method?stub??
41. ????????stuDao.insert(stu);??
42. ????}??
43. ??
44. ????public?void?update(Student?stu)??
45. ????{??
46. ????????//?TODO?Auto-generated?method?stub??
47. ????????stuDao.update(stu);??
48. ????}??
49. ??????
50. }??

StudentController.java?

Java代碼??

1. package?demo.controller;??
2. ??
3. import?java.io.UnsupportedEncodingException;??
4. import?java.util.List;??
5. ??
6. import?javax.annotation.Resource;??
7. import?javax.servlet.http.HttpServletRequest;??
8. import?javax.servlet.http.HttpServletResponse;??
9. ??
10. import?org.springframework.stereotype.Controller;??
11. import?org.springframework.ui.ModelMap;??
12. import?org.springframework.web.bind.annotation.PathVariable;??
13. import?org.springframework.web.bind.annotation.RequestMapping;??
14. import?org.springframework.web.bind.annotation.RequestMethod;??
15. import?org.springframework.web.servlet.ModelAndView;??
16. ??
17. import?demo.entity.Student;??
18. import?demo.service.IStudentService;??
19. ??
20. @Controller??
21. @RequestMapping("/student")??
22. public?class?StudentController??
23. {??
24. ????private?IStudentService?stuService;??
25. ??????
26. ????@Resource??
27. ????public?void?setStuService(IStudentService?stuService)??
28. ????{??
29. ????????this.stuService?=?stuService;??
30. ????}??
31. ??????
32. ????/**?
33. ?????*?全部?
34. ?????*/??
35. ????@RequestMapping(value?=?"/all",?method?=?RequestMethod.GET)??
36. ????public?ModelAndView?findAll(HttpServletRequest?request,??
37. ????????????HttpServletResponse?response,?ModelMap?modelMap)??
38. ????{??
39. ????????List<Student>?stuList?=?stuService.findAll();??
40. ????????modelMap.put("stuList",?stuList);??
41. ????????return?new?ModelAndView("allStudent",?modelMap);??
42. ????}??
43. ??????
44. ????/**?
45. ?????*?刪除?
46. ?????*/??
47. ????@RequestMapping(value?=?"/delete/{id}",?method?=?RequestMethod.GET)??
48. ????public?String?delete(HttpServletRequest?request,??
49. ????????????HttpServletResponse?response,?@PathVariable("id")??
50. ????????????int?id,?ModelMap?modelMap)??
51. ????{??
52. ????????stuService.delete(id);??
53. ????????return?"redirect:/student/all.do";??
54. ????}??
55. ??????
56. ????/**?
57. ?????*?添加?
58. ?????*/??
59. ????@RequestMapping(value?=?"/add",?method?=?RequestMethod.POST)??
60. ????public?String?addStudent(HttpServletRequest?request,??
61. ????????????HttpServletResponse?response,?Student?stu)??
62. ????????????throws?UnsupportedEncodingException??
63. ????{??
64. ????????stuService.insert(stu);??
65. ????????return?"redirect:/student/all.do";??
66. ????}??
67. ??????
68. ????/**?
69. ?????*?pre4Update?
70. ?????*/??
71. ????@RequestMapping("/pre4Update/{id}")??
72. ????public?ModelAndView?pre4Update(HttpServletRequest?request,??
73. ????????????HttpServletResponse?response,?@PathVariable("id")??
74. ????????????int?id,?ModelMap?modelMap)??
75. ????{??
76. ????????Student?stu?=?stuService.findById(id);??
77. ????????modelMap.put("stu",?stu);??
78. ????????return?new?ModelAndView("updateStudent",?modelMap);??
79. ????}??
80. ??????
81. ????/**?
82. ?????*?updateStudent?
83. ?????*/??
84. ????@RequestMapping("/updateStudent")??
85. ????public?String?updateStudent(HttpServletRequest?request,??
86. ????????????HttpServletResponse?response,?Student?stu)??
87. ????{??
88. ????????stuService.update(stu);??
89. ????????return?"redirect:/student/all.do";??
90. ????}??
91. ??????
92. ????/**?
93. ?????*?跳轉：用于跳轉的過度?
94. ?????*/??
95. ????@RequestMapping(value?=?"/redir/{url}",?method?=?RequestMethod.GET)??
96. ????public?String?sendRedirect(HttpServletRequest?request,??
97. ????????????HttpServletResponse?response,?@PathVariable("url")??
98. ????????????String?url)??
99. ????{??
100. ????????return?url;??
101. ????}??
102. }??

================================================?
配置文件：?
jdbc.properties?

Java代碼??

1. jdbc.driverClassName=com.mysql.jdbc.Driver??
2. jdbc.url=jdbc:mysql://localhost:3306/demo?characterEncoding=utf-8??
3. jdbc.username=root??
4. jdbc.password=root??

servlet.xml?

Java代碼??

1. <?xml?version="1.0"?encoding="UTF-8"?>??
2. ??
3. <beans?xmlns="http://www.springframework.org/schema/beans"??
4. ????xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"??
5. ????xmlns:mvc="http://www.springframework.org/schema/mvc"??
6. ????xmlns:context="http://www.springframework.org/schema/context"??
7. ????xsi:schemaLocation="http://www.springframework.org/schema/beans?http://www.springframework.org/schema/beans/spring-beans-3.0.xsd??
8. ????????http://www.springframework.org/schema/context?http://www.springframework.org/schema/context/spring-context-3.0.xsd??
9. ????????http://www.springframework.org/schema/mvc?http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">??
10. ??
11. ??
12. ??
13. ??????
14. ????<context:component-scan?base-package="demo.controller"></context:component-scan>??
15. ????<!--?內部資源視圖解析器?(用于支持Servlet、JSP視圖解析)?-->??
16. ????<bean?class="org.springframework.web.servlet.view.InternalResourceViewResolver">??
17. ????????<property?name="prefix"?value="/WEB-INF/jsp/"/>??
18. ????????<property?name="suffix"?value=".jsp"/>??
19. ????</bean>??
20. ??
21. ??
22. ????<!--?數據庫連接配置文件路徑及讀取方式?-->??
23. ????<bean?id="propertyConfigurer"??
24. ????????class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">??
25. ????????<property?name="locations">??
26. ????????????<list>??
27. ????????????????<value>classpath:jdbc.properties</value>??
28. ????????????</list>??
29. ????????</property>??
30. ????</bean>??
31. ??
32. ????<!--?數據庫連接池?-->??
33. ????<bean?id="dataSource"?class="org.apache.commons.dbcp.BasicDataSource"??
34. ????????destroy-method="close">??
35. ????????<property?name="driverClassName"?value="${jdbc.driverClassName}"?/>??
36. ????????<property?name="url"?value="${jdbc.url}"?/>??
37. ????????<property?name="username"?value="${jdbc.username}"?/>??
38. ????????<property?name="password"?value="${jdbc.password}"?/>??
39. ????</bean>??
40. ??
41. ????<bean?id="simpleJdbcTemplate"????
42. ????????class="org.springframework.jdbc.core.simple.SimpleJdbcTemplate">????
43. ????????<constructor-arg><ref?bean="dataSource"/></constructor-arg>????
44. ????</bean>??
45. ????<!--?spring?JDBC?-->??
46. ????<bean?id="jdbcTemplate"?class="org.springframework.jdbc.core.JdbcTemplate">??
47. ????????<property?name="dataSource"?ref="dataSource"?/>??
48. ????</bean>??
49. ??????
50. </beans>??

applicationContext-dao.xml?

Java代碼??

1. <?xml?version="1.0"?encoding="UTF-8"?>??
2. <!DOCTYPE?beans?PUBLIC?"-//SPRING//DTD?BEAN//EN"?"?http://www.springframework.org/dtd/spring-beans.dtd">??
3. <beans>??
4. ????<bean?id="stuDao"?class="demo.dao.impl.StudentDaoImpl">??
5. ????????<property?name="simpleJdbcTemplate"??
6. ????????????ref="simpleJdbcTemplate"?/>??
7. ????</bean>??
8. </beans>??

applicationContext-service.xml?

Java代碼??

1. <?xml?version="1.0"?encoding="UTF-8"?>??
2. <!DOCTYPE?beans?PUBLIC?"-//SPRING//DTD?BEAN//EN"?"?http://www.springframework.org/dtd/spring-beans.dtd">??
3. <beans>??
4. ????<bean?id="stuService"?class="demo.service.impl.StudentServiceImpl">??
5. ????????<property?name="stuDao"?ref="stuDao"/>??
6. ????</bean>??
7. </beans>??

web.xml?

Java代碼??

1. <?xml?version="1.0"?encoding="UTF-8"?>??
2. <web-app?version="2.5"?xmlns="http://java.sun.com/xml/ns/javaee"??
3. ????xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"??
4. ????xsi:schemaLocation="http://java.sun.com/xml/ns/javaee???
5. ????http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">??
6. ????<welcome-file-list>??
7. ????????<welcome-file>index.jsp</welcome-file>??
8. ????</welcome-file-list>??
9. ????<servlet>??
10. ????????<servlet-name>demo2</servlet-name>??
11. ????????<servlet-class>??
12. ????????????org.springframework.web.servlet.DispatcherServlet??
13. ????????</servlet-class>??
14. ????????<init-param>??
15. ????????????<param-name>contextConfigLocation</param-name>??
16. ????????????<param-value>/WEB-INF/classes/spring/*.xml</param-value>??
17. ????????</init-param>??
18. ??
19. ????????<load-on-startup>1</load-on-startup>??
20. ????</servlet>??
21. ????<servlet-mapping>??
22. ????????<servlet-name>demo2</servlet-name>??
23. ????????<url-pattern>*.do</url-pattern>??
24. ????</servlet-mapping>??
25. ????<!--?處理亂碼?-->??
26. ????<filter>??
27. ????????<filter-name>encodingFilter</filter-name>??
28. ????????<filter-class>??
29. ????????????org.springframework.web.filter.CharacterEncodingFilter??
30. ????????</filter-class>??
31. ????????<init-param>??
32. ????????????<param-name>encoding</param-name>??
33. ????????????<param-value>utf-8</param-value>??
34. ????????</init-param>??
35. ????????<init-param>??
36. ????????????<param-name>forceEncoding</param-name>??
37. ????????????<param-value>true</param-value>??
38. ????????</init-param>??
39. ????</filter>??
40. ????<filter-mapping>??
41. ????????<filter-name>encodingFilter</filter-name>??
42. ????????<url-pattern>/*</url-pattern>??
43. ????</filter-mapping>??
44. </web-app>??

==================?
allStudent.jsp?

Java代碼??

1. 1. <%@?page?language="java"?pageEncoding="utf-8"%>??
   2. <%@?taglib?uri="http://java.sun.com/jstl/core_rt"?prefix="e"%>??
   3. <!DOCTYPE?HTML?PUBLIC?"-//W3C//DTD?HTML?4.01?Transitional//EN">??
   4. <html>??
   5. ????<head>??
   6. ????????<title>Student列表</title>??
   7. ????</head>??
   8. ????<table?width="50%"?border="1">??
   9. ????????<tr>??
   10. ????????????<td>id</td>??
   11. ????????????<td>姓名</td>??
   12. ????????????<td>性別</td>??
   13. ????????????<td>地址</td>??
   14. ????????????<td>操作</td>??
   15. ????????</tr>??
   16. ????????<e:forEach?items="${requestScope.stuList}"?var="stu">??
   17. ????????????<tr>??
   18. ????????????????<td>${stu.id}</td>??
   19. ????????????????<td>${stu.name}</td>??
   20. ????????????????<td>${stu.sex}</td>??
   21. ????????????????<td>${stu.address}</td>??
   22. ????????????????<td><a?href="pre4Update/${stu.id}.do">修改</a>||<a?href="delete/${stu.id}/${stu.name}.do">刪除</a></td>??
   23. ????????????</tr>??
   24. ????????</e:forEach>??
   25. ????</table>??
   26. ????<a?href="redir/addStudent.do">添加</a>??
   27. ????<body>??
   28. ????</body>??
   29. </html>?

轉載于:https://www.cnblogs.com/Struts-pring/p/4951702.html

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