Mybatis integration Spring instance code _ Power node Java College collation
- 2020-09-28 08:52:56
- OfStack
Other tools or techniques needed:
Project management tool: Maven
Front desk WEB display: JSP
Other frames :Spring, Spring MVC
Database: Derby
Create a new Web project for Maven
Maven Dependencies:
<!-- Spring -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-tx</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>4.0.0.RELEASE</version>
</dependency>
<!-- AspectJ -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.6.10</version>
</dependency>
<!-- Logging -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.6.6</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>1.6.6</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-log4j12</artifactId>
<version>1.6.6</version>
<scope>runtime</scope>
</dependency>
<!-- @Inject -->
<dependency>
<groupId>javax.inject</groupId>
<artifactId>javax.inject</artifactId>
<version>1</version>
</dependency>
<!-- Servlet -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet.jsp</groupId>
<artifactId>jsp-api</artifactId>
<version>2.1</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!-- Mybatis -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.2.7</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.2.1</version>
</dependency>
<!-- Test -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.9</version>
<scope>test</scope>
</dependency>
<!-- Derby -->
<dependency>
<groupId>org.apache.derby</groupId>
<artifactId>derby</artifactId>
<version>10.10.2.0</version>
</dependency>
<dependency>
<groupId>org.apache.derby</groupId>
<artifactId>derbyclient</artifactId>
<version>10.10.2.0</version>
</dependency>
SQL table building and data insertion
CREATE TABLE USER_TEST_TB(
ID INT PRIMARY KEY,
USERNAME VARCHAR(20) NOT NULL,
PASSWORD VARCHAR(20) NOT NULL,
NICKNAME VARCHAR(20) NOT NULL
);
INSERT INTO USER_TEST_TB VALUES(1,'1st','111','Jack');
INSERT INTO USER_TEST_TB VALUES(2,'2nd','222','Rose');
INSERT INTO USER_TEST_TB VALUES(3,'3rd','333','Will');
web. xml (scr/main/webapp/WEB - INF)
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
<!-- Spring The configuration of the -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/*Context.xml</param-value>
</context-param>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<servlet>
<servlet-name>appServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>appServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>
appServlet - servlet. xml (Spring Servlet scr configuration file/main/webapp/WEB - INF)
<?xml version="1.0" encoding="UTF-8"?>
<beans:beans xmlns="http://www.springframework.org/schema/mvc"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:beans="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd">
<!-- open Annotation support -->
<annotation-driven />
<!-- Spring Render layer configuration -->
<beans:bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<beans:property name="prefix" value="/WEB-INF/views/" />
<beans:property name="suffix" value=".jsp" />
</beans:bean>
<!-- Spring the Annotation Default scan package -->
<context:component-scan base-package="com.bjpowernode.practice" />
<!-- The introduction of other Spring The configuration file -->
<beans:import resource="classpath:applicationContext.xml" />
</beans:beans>
JSP file
show.jsp(src/main/webapp/WEB-INF/views directory )
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Show All Users</title>
<style type="text/css">
*{
margin: 0px;
padding: 0px;
}
</style>
</head>
<body>
<table border="1px" bordercolor="green">
<thead>
<tr>
<th>USER_NAME</th>
<th>PASSWORD</th>
<th>NICK_NAME</th>
<th>EDIT</th>
<th>DELETE</th>
</tr>
<c:forEach items="${users}" var="user" varStatus="status">
<tr>
<td>${user.username}</td>
<td>${user.password}</td>
<td>${user.nickname}</td>
<td><a href="update/${user.id}" rel="external nofollow" >edit</a></td>
<td><a href="delete/${user.id}" rel="external nofollow" >delete</a></td>
</tr>
</c:forEach>
</thead>
</table>
<a href="insert" rel="external nofollow" >Add new User</a>
</body>
</html>
update. jsp (src/main/webapp/WEB - INF/views directory)
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Update Profile</title>
</head>
<body>
<form action="${user.id}" method="post">
User ID:${user.id}<br>
Username:<input type="text" name="username" value="${user.username}"/><br>
Password:<input type="text" name="password" value="${user.password}"/><br>
Nickname:<input type="text" name="nickname" value="${user.nickname}"/><br>
<input type="submit" value="submit">
</form>
</body>
</html>
insert. jsp (src/main/webapp/WEB - INF/views directory)
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert Profile</title>
</head>
<body>
<form action="" method="post">
User Id:<input type="text" name="id"><br>
Username:<input type="text" name="username" /><br>
Password:<input type="text" name="password"/><br>
Nickname:<input type="text" name="nickname"/><br>
<input type="submit" value="submit">
</form>
</body>
</html>
applicationContext.xml (the Application configuration file for Spring is in the src/main/resources directory)
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:lang="http://www.springframework.org/schema/lang" xmlns:mvc="http://www.springframework.org/schema/mvc"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:mybatis-spring="http://mybatis.org/schema/mybatis-spring"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd
http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-4.0.xsd
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd
http://mybatis.org/schema/mybatis-spring http://mybatis.org/schema/mybatis-spring-1.2.xsd">
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.bjpowernode.practice" />
<property name="sqlSessionFactoryBeanName" value="derbySqlSessionFactory" />
</bean>
<!-- configuration Derby Driver data source -->
<bean id="derbyDataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="org.apache.derby.jdbc.ClientDriver" />
<property name="url" value="jdbc:derby://localhost:1527/freud;create=true" />
</bean>
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"
name="derbySqlSessionFactory">
<property name="dataSource" ref="derbyDataSource" />
<property name="mapperLocations" value="classpath*:com/freud/practice/*Mapper.xml" />
</bean>
<!-- Transaction manager -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="derbyDataSource" />
</bean>
<!-- Open an annotation-based transaction -->
<tx:annotation-driven />
</beans>
Java file
UserController. Java (in src/main/java/com bjpowernode. practice. controller directory)
package com.bjpowernode.practice.controller;
import com.bjpowernode.practice.User;
import com.bjpowernode.practice.UserMapper;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
@EnableWebMvc
@Controller
public class UserController
{
@Autowired
private UserMapper userMapper;
/**
*
* Get all of User information
*
* @param model
* @return
*/
@RequestMapping(value = {"/", ""}, method = RequestMethod.GET)
public String getAllUser(Model model)
{
List<User> users = userMapper.getUsers();
System.out.println("Show all user size:" + users.size());
model.addAttribute("users", users);
return "show";
}
/**
*
* INSERT the GET Request, jump to Insert the View namely insert.jsp
*
* @return
*/
@RequestMapping(value = {"/insert", ""}, method = RequestMethod.GET)
public String insertUser()
{
return "insert";
}
/**
*
* INSERT the POST Request, perform the insert and return ShowAll page
*
* @param user
* @return
*/
@RequestMapping(value = {"/insert", ""}, method = RequestMethod.POST)
public String insertUserPOST(User user)
{
userMapper.insertUser(user);
return "redirect:/";
}
/**
*
* UPDATE the GET Request, jump to update the View namely update.jsp
*
* @param id
* @param model
* @return
*/
@RequestMapping(value = {"/update/{id}", ""}, method = RequestMethod.GET)
public String updateUser(@PathVariable String id, Model model)
{
model.addAttribute("user", userMapper.getUser(Integer.valueOf(id)));
return "update";
}
/**
*
* UPDATE the POST Request, perform update operation and return ShowAll page
*
* @param id
* @param user
* @return
*/
@RequestMapping(value = {"/update/{id}", ""}, method = RequestMethod.POST)
public String updateUserPOST(@PathVariable String id, User user)
{
userMapper.updateUser(user);
return "redirect:/";
}
/**
*
* through Id delete USER
*
* @param id
* @return
*/
@RequestMapping(value = {"/delete/{id}", ""}, method = RequestMethod.GET)
public String deleteUser(@PathVariable int id)
{
userMapper.deleteUser(id);
return "redirect:/";
}
}
User. java (in src/main/java/com bjpowernode. practice)
package com.bjpowernode.practice;
/**
*
* User Object.
*
* @author Freud Kang
*
*/
public class User
{
private Integer id;
private String username;
private String password;
private String nickname;
public Integer getId()
{
return id;
}
public void setId(Integer id)
{
this.id = id;
}
public String getUsername()
{
return username;
}
public void setUsername(String username)
{
this.username = username;
}
public String getPassword()
{
return password;
}
public void setPassword(String password)
{
this.password = password;
}
public String getNickname()
{
return nickname;
}
public void setNickname(String nickname)
{
this.nickname = nickname;
}
}
UserMapper. java (in src/main/java/com bjpowernode. practice directory)
CREATE TABLE USER_TEST_TB(
ID INT PRIMARY KEY,
USERNAME VARCHAR(20) NOT NULL,
PASSWORD VARCHAR(20) NOT NULL,
NICKNAME VARCHAR(20) NOT NULL
);
INSERT INTO USER_TEST_TB VALUES(1,'1st','111','Jack');
INSERT INTO USER_TEST_TB VALUES(2,'2nd','222','Rose');
INSERT INTO USER_TEST_TB VALUES(3,'3rd','333','Will');
0
UserMapper. xml (mybatis mapper configuration file, in src/main/java/com bjpowernode. practice directory)
CREATE TABLE USER_TEST_TB(
ID INT PRIMARY KEY,
USERNAME VARCHAR(20) NOT NULL,
PASSWORD VARCHAR(20) NOT NULL,
NICKNAME VARCHAR(20) NOT NULL
);
INSERT INTO USER_TEST_TB VALUES(1,'1st','111','Jack');
INSERT INTO USER_TEST_TB VALUES(2,'2nd','222','Rose');
INSERT INTO USER_TEST_TB VALUES(3,'3rd','333','Will');
1
conclusion