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- @Entity
- @Table(name = "Students")
- public class Student {
- @Id
- @Column(name = "id")
- @GeneratedValue(strategy = GenerationType.IDENTITY)
- private Long id;
- @Column(name = "name")
- private String name;
- @Column(name = "classNumber")
- private String classNumber;
- // Setters
- public void setId(Long id) {
- this.id = id;
- }
- public void setName(String name) {
- this.name = name;
- }
- public void setClassNumber(String classNumber) {
- this.classNumber = classNumber;
- }
- // Getters
- public Long getId() {
- return id;
- }
- public String getName() {
- return name;
- }
- public String getClassNumber() {
- return classNumber;
- }
- }
- @Repository
- public class StudentDaoImpl implements StudentDao{
- private SessionFactory sessionFactory;
- public void setSessionFactory(SessionFactory sessionFactory) {
- this.sessionFactory = sessionFactory;
- }
- public void addStudent(Student student) {
- Session session = this.sessionFactory.getCurrentSession();
- session.persist(student);
- }
- ...
- // Тут неправильно реализовано?
- @SuppressWarnings("unchecked")
- public List<Student> listStudents() {
- Session session = this.sessionFactory.getCurrentSession();
- List<Student> studentsList = session.createQuery("from Student").list();
- for(Student student: studentsList){
- System.out.println("Student list: " + student);
- }
- return studentsList;
- }
- }
- <?xml version="1.0" encoding="UTF-8"?>
- <web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
- version="3.1">
- <display-name>Java School Library</display-name>
- <servlet>
- <servlet-name>dispatcherServlet</servlet-name>
- <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
- <init-param>
- <param-name>contextConfigLocation</param-name>
- <param-value>/WEB-INF/dispatcherConfig.xml</param-value>
- </init-param>
- <load-on-startup>1</load-on-startup>
- </servlet>
- <servlet-mapping>
- <servlet-name>dispatcherServlet</servlet-name>
- <url-pattern>/</url-pattern>
- </servlet-mapping>
- </web-app>
- <beans xmlns="http://www.springframework.org/schema/beans"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xmlns:mvc="http://www.springframework.org/schema/mvc"
- xmlns:context="http://www.springframework.org/schema/context"
- xmlns:beans="http://www.springframework.org/schema/c" xmlns:tx="http://www.springframework.org/schema/tx"
- xsi:schemaLocation="http://www.springframework.org/schema/beans
- http://www.springframework.org/schema/beans/spring-beans.xsd
- http://www.springframework.org/schema/mvc
- http://www.springframework.org/schema/mvc/spring-mvc.xsd
- http://www.springframework.org/schema/context
- http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">
- <context:component-scan base-package="com.slandshow" />
- <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
- <property name="prefix" value="/WEB-INF/pages/"/>
- <property name="suffix" value=".jsp"/>
- </bean>
- <!-- Database Information -->
- <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
- destroy-method="close">
- <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
- <property name="url"
- value="jdbc:mysql://localhost:3306/javahelps"/>
- <property name="username" value="root"/>
- <property name="password" value="12345"/>
- </bean>
- <!-- Hibernate 5 SessionFactory Bean definition -->
- <bean id="hibernate5AnnotatedSessionFactory"
- class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
- <property name="dataSource" ref="dataSource"/>
- <property name="annotatedClasses">
- <list>
- <value>com.slandshow.model.Student</value>
- </list>
- </property>
- <property name="hibernateProperties">
- <props>
- <prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect
- </prop>
- <prop key="hibernate.show_sql">true</prop>
- </props>
- </property>
- </bean>
- <!--BookDao and BookService beans-->
- <bean id="studentDao" class="com.slandshow.dao.StudentDaoImpl">
- <property name="sessionFactory" ref="hibernate5AnnotatedSessionFactory"/>
- </bean>
- <bean id="studentService" class="com.slandshow.service.StudentServiceImpl">
- <property name="studentDAO" ref="studentDao"/>
- </bean>
- <context:component-scan base-package="com.slandshow"/>
- <tx:annotation-driven transaction-manager="transactionManager"/>
- <bean id="transactionManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
- <property name="sessionFactory" ref="hibernate5AnnotatedSessionFactory"/>
- </bean>
- <mvc:default-servlet-handler/>
- <mvc:annotation-driven/>
- </beans>
- @Controller
- public class StudentController {
- private final String STUDENT_LISTING_VIEW = "students";
- private final String STUDENT_REGISTRATION = "registration";
- private StudentService studentService;
- @Autowired(required = true)
- @Qualifier(value = "studentService")
- public void setBookService(StudentService studentService) {
- this.studentService = studentService;
- }
- @RequestMapping(value = {"/", "students"}, method = RequestMethod.GET)
- public String listBooks(Model model){
- model.addAttribute("students", this.studentService.listStudents());
- return STUDENT_LISTING_VIEW;
- }
- ...
- }
- <%@ 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" %>
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
- <title>List of Students</title>
- <style>
- tr:first-child{
- font-weight: bold;
- background-color: #C6C9C4;
- }
- </style>
- </head>
- <body>
- <h2>List of Students</h2>
- <table>
- <tr>
- <td>NAME</td><td>CLASS</td><td></td>
- </tr>
- <c:forEach items="${students}" var="student">
- <tr>
- <td>${student.name}</td>
- <td>${student.classNumber}</td>
- </tr>
- </c:forEach>
- </table>
- <br/>
- <a href="<c:url value='/add' />">Add New Student</a>
- </body>
- </html>
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