Bs santosh spring mybatis (#1479)

* Spring and MyBatis integration maven project

Complete article is available in http://inprogress.baeldung.com/wp-admin/post.php

* Spring-MyBatis integration example

This code demonstrates how to use MyBatis in Sring environment. Full details could be found in article http://inprogress.baeldung.com/?p=31706&preview=true
This commit is contained in:
bs-santosh 2017-03-24 21:49:32 +05:30 committed by adamd1985
parent 319dd2653a
commit 3140ea166d
17 changed files with 753 additions and 0 deletions

62
spring-mybatis/pom.xml Normal file
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>spring-mybatis</artifactId>
<packaging>jar</packaging>
<version>0.0.1-SNAPSHOT</version>
<name>spring-mybatis Maven Webapp</name>
<url>http://maven.apache.org</url>
<dependencies>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.1.1</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.1.1</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>3.1.1.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>3.1.1.RELEASE</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.40</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>3.2.4.RELEASE</version>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>servlet-api</artifactId>
<version>2.5</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<finalName>spring-mybatis</finalName>
</build>
</project>

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package com.baeldung.spring.mybatis.application;
import java.util.Date;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.baeldung.spring.mybatis.model.Student;
import com.baeldung.spring.mybatis.service.StudentService;
public class SpringMyBatisApplication {
public static void main(String[] args){
ClassPathXmlApplicationContext ctx = new ClassPathXmlApplicationContext("mybatis-spring.xml");
StudentService studentService = (StudentService) ctx.getBean("studentService");
Student student = new Student();
student.setFirstName("Santosh");
student.setLastName("B S");
student.setEmailAddress("santosh.bse@gmail.com");
student.setPassword("Test123");
student.setDateOfBirth(new Date());
student.setUserName("santoshbs1");
boolean result = studentService.insertStudent(student);
if(result){
System.out.println("Student record saved successfully");
}
else{
System.out.println("Encountered an error while saving student data");
}
final String userName = "santosh";
Student matchingStudent = studentService.getStudentByUserName(userName);
if(matchingStudent == null){
System.out.println("No matching student found for User Name - " + userName);
}
else{
System.out.println("Student Details are as follows : ");
System.out.println("First Name : " + matchingStudent.getFirstName());
System.out.println("Last Name : " + matchingStudent.getLastName());
System.out.println("EMail : " + matchingStudent.getEmailAddress());
System.out.println("DOB : " + matchingStudent.getDateOfBirth());
System.out.println("User Name : " + matchingStudent.getUserName());
}
}
}

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package com.baeldung.spring.mybatis.controller;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.ui.ModelMap;
import org.springframework.validation.BindingResult;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.SessionAttributes;
import com.baeldung.spring.mybatis.model.Student;
import com.baeldung.spring.mybatis.model.StudentLogin;
import com.baeldung.spring.mybatis.service.StudentService;
@Controller
@SessionAttributes("student")
public class StudentController {
@Autowired
private StudentService studentService;
@RequestMapping(value = "/signup", method = RequestMethod.GET)
public String signup(Model model) {
Student student = new Student();
model.addAttribute("student", student);
return "signup";
}
@RequestMapping(value = "/signup", method = RequestMethod.POST)
public String signup(@Validated @ModelAttribute("student") Student student, BindingResult result, ModelMap model) {
if (studentService.getStudentByUserName(student.getUserName())) {
model.addAttribute("message", "User Name exists. Try another user name");
return "signup";
} else {
studentService.insertStudent(student);
model.addAttribute("message", "Saved student details");
return "redirect:login.html";
}
}
@RequestMapping(value = "/login", method = RequestMethod.GET)
public String login(Model model) {
StudentLogin studentLogin = new StudentLogin();
model.addAttribute("studentLogin", studentLogin);
return "login";
}
@RequestMapping(value = "/login", method = RequestMethod.POST)
public String login(@ModelAttribute("studentLogin") StudentLogin studentLogin, BindingResult result, ModelMap model) {
boolean found = studentService.getStudentByLogin(studentLogin.getUserName(), studentLogin.getPassword());
if (found) {
return "success";
} else {
return "failure";
}
}
}

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package com.baeldung.spring.mybatis.mappers;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Options;
import org.apache.ibatis.annotations.Select;
import com.baeldung.spring.mybatis.model.Student;
public interface StudentMapper {
@Insert("INSERT INTO student(userName, password, firstName,lastName, dateOfBirth, emailAddress) VALUES"
+ "(#{userName},#{password}, #{firstName}, #{lastName}, #{dateOfBirth}, #{emailAddress})")
@Options(useGeneratedKeys = true, keyProperty = "id", flushCache = true, keyColumn = "id")
public void insertStudent(Student student);
@Select("SELECT USERNAME as userName, PASSWORD as password, FIRSTNAME as firstName, LASTNAME as lastName, "
+ "DATEOFBIRTH as dateOfBirth, EMAILADDRESS as emailAddress " + "FROM student WHERE userName = #{userName}")
public Student getStudentByUserName(String userName);
}

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package com.baeldung.spring.mybatis.model;
import java.util.Date;
public class Student {
private Long id;
private String userName;
private String firstName;
private String lastName;
private String password;
private String emailAddress;
private Date dateOfBirth;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getUserName() {
return userName;
}
public void setUserName(String userName) {
this.userName = userName;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getEmailAddress() {
return emailAddress;
}
public void setEmailAddress(String emailAddress) {
this.emailAddress = emailAddress;
}
public Date getDateOfBirth() {
return dateOfBirth;
}
public void setDateOfBirth(Date dateOfBirth) {
this.dateOfBirth = dateOfBirth;
}
}

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package com.baeldung.spring.mybatis.model;
public class StudentLogin {
private String userName;
private String password;
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;
}
}

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package com.baeldung.spring.mybatis.service;
import com.baeldung.spring.mybatis.model.Student;
public interface StudentService {
public boolean insertStudent(Student student);
public Student getStudentByLogin(String userName, String password);
public Student getStudentByUserName(String userName);
}

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package com.baeldung.spring.mybatis.service;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import com.baeldung.spring.mybatis.mappers.StudentMapper;
import com.baeldung.spring.mybatis.model.Student;
@Service("studentService")
public class StudentServiceImpl implements StudentService {
@Autowired
private StudentMapper studentMapper;
@Transactional
public boolean insertStudent(Student student) {
boolean result=false;
try{
studentMapper.insertStudent(student);
result = true;
}
catch(Exception ex){
ex.printStackTrace();
result = false;
}
return result;
}
public Student getStudentByLogin(String userName, String password) {
Student student = studentMapper.getStudentByUserName(userName);
return student;
}
public Student getStudentByUserName(String userName) {
Student student = studentMapper.getStudentByUserName(userName);
return student;
}
}

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<?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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.1.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd">
<mvc:annotation-driven />
<context:component-scan base-package="com.baeldung.spring.mybatis" />
<bean
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- <bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql//localhost:3306/baeldung;" />
<property name="username" value="root" />
<property name="password" value="admin" />
</bean> -->
<bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/baeldung" />
<property name="username" value="root" />
<property name="password" value="admin" />
</bean>
<tx:annotation-driven transaction-manager="transactionManager" />
<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="typeAliasesPackage" value="com.baeldung.spring.mybatis.model" />
<property name="mapperLocations" value="classpath*:com/baeldung/spring/mappers/*.xml" />
</bean>
<bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
<constructor-arg index="0" ref="sqlSessionFactory" />
</bean>
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.baeldung.spring.mybatis.mappers" />
</bean>
<bean id="studentService" class="com.baeldung.spring.mybatis.service.StudentServiceImpl"></bean>
</beans>

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<?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:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.1.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd">
<mvc:annotation-driven />
<context:component-scan base-package="com.baeldung.spring.mybatis" />
<bean
class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/jsp/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- <bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql//localhost:3306/baeldung;" />
<property name="username" value="root" />
<property name="password" value="admin" />
</bean> -->
<bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/baeldung" />
<property name="username" value="root" />
<property name="password" value="admin" />
</bean>
<tx:annotation-driven transaction-manager="transactionManager" />
<bean id="transactionManager"
class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="typeAliasesPackage" value="com.baeldung.spring.mybatis.model" />
<property name="mapperLocations" value="classpath*:com/baeldung/spring/mappers/*.xml" />
</bean>
<bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
<constructor-arg index="0" ref="sqlSessionFactory" />
</bean>
<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
<property name="basePackage" value="com.baeldung.spring.mybatis.mappers" />
</bean>
</beans>

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<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="spring" uri="http://www.springframework.org/tags"%>
<!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>Login Failure</title>
<link href="assets/css/bootstrap-united.css" rel="stylesheet" />
</head>
<body>
<div style="width: 100%">
<a href="login.html">Login</a> &nbsp;&nbsp;&nbsp; <a
href="signup.html">Signup</a>
</div>
<div class="panel panel-danger">
<div class="panel-heading">
<h3 class="panel-title">Student Enrollment Login failure</h3>
</div>
<div class="panel-body">
<div class="alert alert-dismissable alert-danger">
<button type="button" class="close" data-dismiss="alert">×</button>
<strong>Oh snap!</strong> Something is wrong. Change a few things up
and try submitting again.
</div>
</div>
</div>
<div></div>
<div></div>
<a class="btn btn-primary" href="<spring:url value="login.html"/>">Try
again?</a>
</body>
</html>

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<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
<!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">
<style>
.error {
color: #ff0000;
font-size: 0.9em;
font-weight: bold;
}
.errorblock {
color: #000;
background-color: #ffEEEE;
border: 3px solid #ff0000;
padding: 8px;
margin: 16px;
}
</style>
<title>Student Login</title>
</head>
<body>
<div style="width: 100%">
<a href="login.html">Login</a> &nbsp;&nbsp;&nbsp; <a
href="signup.html">Signup</a>
</div>
<div>
<div>
<div>
<h1>Welcome to Online Student Enrollment Application</h1>
<p>Login to explore the complete features!</p>
</div>
</div>
<div></div>
</div>
<div>
<fieldset>
<legend>Student Enrollment Login Form</legend>
<form:form id="myForm" method="post"
class="bs-example form-horizontal" modelAttribute="studentLogin" action="login.html">
<table>
<tr>
<td><label for="userNameInput" class="col-lg-3 control-label">User
Name : </label></td>
<td><form:input type="text" class="form-control"
path="userName" id="userNameInput" placeholder="User Name" /> <form:errors
path="userName" cssClass="error" /></td>
</tr>
<tr>
<td><label for="passwordInput" class="col-lg-3 control-label">Password</label>
</td>
<td><form:input type="password" class="form-control"
path="password" id="passwordInput" placeholder="Password" /> <form:errors
path="password" cssClass="error" /></td>
</tr>
<tr>
<td colspan="2">
<button class="btn btn-default">Cancel</button>
&nbsp;&nbsp;&nbsp;&nbsp;
<button class="btn btn-primary">Login</button>
</td>
</tr>
</table>
</form:form>
</fieldset>
</div>
</body>
</html>

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<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="form" uri="http://www.springframework.org/tags/form"%>
<%@ taglib prefix="spring" uri="http://www.springframework.org/tags"%>
<!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>Student Signup</title>
<style>
.green {
font-weight: bold;
color: green;
}
.message {
margin-bottom: 10px;
}
.error {
color: #ff0000;
font-size: 0.9em;
font-weight: bold;
}
.errorblock {
color: #000;
background-color: #ffEEEE;
border: 3px solid #ff0000;
padding: 8px;
margin: 16px;
}
</style>
</head>
<body>
<div style="width: 100%">
<a href="login.html">Login</a> &nbsp;&nbsp;&nbsp; <a
href="signup.html">Signup</a>
</div>
<div>
<div>
<div>
<h1>Welcome to Online Student Enrollment Application</h1>
<p>Login to explore the complete features!</p>
</div>
</div>
<div></div>
</div>
<div>
<c:if test="${not empty message}">
<div class="message green">${message}</div>
</c:if>
</div>
<div style="width: 100%;">
<form:form id="myForm" method="post"
class="bs-example form-horizontal" action="signup.html" modelAttribute="student">
<fieldset>
<legend>Student Enrollment Signup Form</legend>
<table>
<tr>
<td><label for="userNameInput" class="col-lg-3 control-label">User
Name</label></td>
<td><form:input type="text" class="form-control"
path="userName" id="userNameInput" placeholder="User Name" /> <form:errors
path="userName" cssClass="error" /></td>
</tr>
<tr>
<td><label for="passwordInput" class="col-lg-3 control-label">Password</label>
</td>
<td><form:input type="password" class="form-control"
path="password" id="passwordInput" placeholder="Password" /> <form:errors
path="password" cssClass="error" /></td>
</tr>
<tr>
<td><label for="firstNameInput"
class="col-lg-3 control-label">First Name</label></td>
<td><form:input type="text" class="form-control"
path="firstName" id="firstNameInput" placeholder="First Name" />
<form:errors path="firstName" cssClass="error" /></td>
</tr>
<tr>
<td><label for="lastNameInput" class="col-lg-3 control-label">Last
Name</label></td>
<td><form:input type="text" class="form-control"
path="lastName" id="lastNameInput" placeholder="Last Name" /> <form:errors
path="lastName" cssClass="error" /></td>
</tr>
<tr>
<td><label for="dateOfBirthInput"
class="col-lg-3 control-label">Date of Birth</label></td>
<td><form:input type="text" class="form-control"
path="dateOfBirth" id="dateOfBirthInput"
placeholder="Date of Birth" /> <form:errors path="dateOfBirth"
cssClass="error" /></td>
</tr>
<tr>
<td><label for="emailAddressInput"
class="col-lg-3 control-label">Email Address</label></td>
<td><form:input type="text" class="form-control"
path="emailAddress" id="emailAddressInput"
placeholder="Email Address" /> <form:errors path="emailAddress"
cssClass="error" /></td>
</tr>
<tr>
<td colspan="2">
<button class="btn btn-default">Cancel</button>
&nbsp;&nbsp;&nbsp;&nbsp;
<button class="btn btn-primary" data-toggle="modal"
data-target="#themodal">Submit</button>
</td>
</tr>
</table>
</fieldset>
</form:form>
</div>
</body>
</html>

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<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib prefix="spring" uri="http://www.springframework.org/tags"%>
<!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>Login Success</title>
<link href="assets/css/bootstrap-united.css" rel="stylesheet" />
</head>
<body>
<div style="width: 100%">
<a href="login.html">Login</a> &nbsp;&nbsp;&nbsp; <a
href="signup.html">Signup</a>
</div>
<div class="panel panel-success">
<div class="panel-heading">
<h3 class="panel-title">Student Enrollment Login success</h3>
</div>
<div class="panel-body">
<div class="alert alert-dismissable alert-success">
<button type="button" class="close" data-dismiss="alert">×</button>
<strong>Well done!</strong> You successfully logged-into the system.
Now you can explore the complete features!
</div>
</div>
</div>
<div></div>
<div></div>
<a class="btn btn-primary" href="<spring:url value="login.html"/>">Login
as different user?</a>
</body>
</html>

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<?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">
<servlet>
<servlet-name>myBatisSpringServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>/WEB-INF/conf/mybatis-spring.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>myBatisSpringServlet</servlet-name>
<url-pattern>*.html</url-pattern>
</servlet-mapping>
<display-name>MyBatis-Spring Integration</display-name>
</web-app>

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<html>
<head>
<link href="assets/css/bootstrap-united.css" rel="stylesheet" />
<link href="bootstrap/css/bootstrap-responsive.css" rel="stylesheet" />
<style>
body {
height: 100%;
margin: 0;
background: url(assets/img/books.jpg);
background-size: 1440px 800px;
background-repeat: no-repeat;
display: compact;
}
</style>
</head>
<body>
<div style="width: 100%">
<a href="login.html">Login</a> &nbsp;&nbsp;&nbsp; <a
href="signup.html">Signup</a>
</div>
<div>
<div>
<div>
<h1>Welcome to Online Student Enrollment Application</h1>
<p>Login to explore the complete features!</p>
</div>
</div>
<div></div>
</div>
</body>
</html>