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zbb20170303_spring4_hibernate4事务管理

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内容图文

1、总体结构图

技术分享

 

2、class

BookDao.java

package com.zbb.dao;

import com.zbb.entity.Book;

public interface BookDao
{
public String findBookById(int id);

public void saveBook(Book book);
}

BookDaoImp.java

            package
             com.zbb.daoimp;


            import
             org.hibernate.Query;

            import
             org.hibernate.Session;

            import
             org.hibernate.SessionFactory;

            import
             org.springframework.beans.factory.annotation.Autowired;

            import
             org.springframework.stereotype.Repository;

            import
             org.springframework.transaction.annotation.Transactional;


            import
             com.zbb.dao.BookDao;

            import
             com.zbb.entity.Book;

@Repository
@Transactional

            public
            class BookDaoImp implements BookDao
{
    @Autowired
    private SessionFactory sessionFactory;
    
    //获取和当前线程绑定的Seesionprivate Session getSession()
    {
        return sessionFactory.getCurrentSession();
    }
    public String findBookById(int id)
    {
        String hql="SELECT bookName from Book where id=?";
        Query query=getSession().createQuery(hql).setInteger(0, id);
        String str= query.uniqueResult().toString();
        return str;
    }
    publicvoid saveBook(Book book)
    {
        getSession().save(book);
    }
}

Book.java

            package
             com.zbb.entity;


            /**
            
 * Book entity. 
            @author
             MyEclipse Persistence Tools
 
            */
            public
            class Book implements java.io.Serializable {

    // Fieldsprivate Integer id;
    private String bookName;
    private String isbn;
    private Integer price;
    private Integer stock;

    // Constructors/** default constructor */public Book() {
    }

    /** full constructor */public Book(String bookName, String isbn, Integer price, Integer stock) {
        this.bookName = bookName;
        this.isbn = isbn;
        this.price = price;
        this.stock = stock;
    }

    // Property accessorspublic Integer getId() {
        returnthis.id;
    }

    publicvoid setId(Integer id) {
        this.id = id;
    }

    public String getBookName() {
        returnthis.bookName;
    }

    publicvoid setBookName(String bookName) {
        this.bookName = bookName;
    }

    public String getIsbn() {
        returnthis.isbn;
    }

    publicvoid setIsbn(String isbn) {
        this.isbn = isbn;
    }

    public Integer getPrice() {
        returnthis.price;
    }

    publicvoid setPrice(Integer price) {
        this.price = price;
    }

    public Integer getStock() {
        returnthis.stock;
    }

    publicvoid setStock(Integer stock) {
        this.stock = stock;
    }

}
//注解方式entity 选择一种即可
//package com.zbb.entity;
//
//import javax.persistence.Column;
//import javax.persistence.Entity;
//import javax.persistence.GeneratedValue;
//import static javax.persistence.GenerationType.IDENTITY;
//import javax.persistence.Id;
//import javax.persistence.Table;
//
///**
// * Book entity. @author MyEclipse Persistence Tools
// */
//@Entity
//@Table(name = "book", catalog = "test")
//public class Book implements java.io.Serializable {
//
//	// Fields
//
//	private Integer id;
//	private String bookName;
//	private String isbn;
//	private Integer price;
//	private Integer stock;
//
//	// Constructors
//
//	/** default constructor */
//	public Book() {
//	}
//
//	/** full constructor */
//	public Book(String bookName, String isbn, Integer price, Integer stock) {
//		this.bookName = bookName;
//		this.isbn = isbn;
//		this.price = price;
//		this.stock = stock;
//	}
//
//	// Property accessors
//	@Id
//	@GeneratedValue(strategy = IDENTITY)
//	@Column(name = "id", unique = true, nullable = false)
//	public Integer getId() {
//		return this.id;
//	}
//
//	public void setId(Integer id) {
//		this.id = id;
//	}
//
//	@Column(name = "book_name", length = 111)
//	public String getBookName() {
//		return this.bookName;
//	}
//
//	public void setBookName(String bookName) {
//		this.bookName = bookName;
//	}
//
//	@Column(name = "isbn", length = 111)
//	public String getIsbn() {
//		return this.isbn;
//	}
//
//	public void setIsbn(String isbn) {
//		this.isbn = isbn;
//	}
//
//	@Column(name = "price")
//	public Integer getPrice() {
//		return this.price;
//	}
//
//	public void setPrice(Integer price) {
//		this.price = price;
//	}
//
//	@Column(name = "stock")
//	public Integer getStock() {
//		return this.stock;
//	}
//
//	public void setStock(Integer stock) {
//		this.stock = stock;
//	}
//
//}

BookService.java

            package
             com.zbb.service;


            import
             com.zbb.entity.Book;


            public
            interface
             BookService
{
    
            public String findBookById(int id);
    publicvoid saveBook(Book book);
}

BookServiceImp.java

            package
             com.zbb.serviceimp;


            import
             org.springframework.beans.factory.annotation.Autowired;

            import
             org.springframework.stereotype.Service;


            import
             com.zbb.dao.BookDao;

            import
             com.zbb.entity.Book;

            import
             com.zbb.service.BookService;

@Service

            public
            class BookServiceImp implements BookService
{
    @Autowired
    private BookDao bookDao;
    public String findBookById(int id)
    {
        return bookDao.findBookById(id);
    }
    publicvoid saveBook(Book book)
    {
        bookDao.saveBook(book);
        
    }
}

MyTest.java

            package
             com.zbb.test;


            import
             javax.sql.DataSource;


            import
             org.junit.Test;

            import
             org.springframework.context.ApplicationContext;

            import
             org.springframework.context.support.ClassPathXmlApplicationContext;


            import
             com.zbb.entity.Book;

            import
             com.zbb.service.BookService;


            public
            class
             MyTest
{
    
            private ApplicationContext context=null;
    private BookService bookService=null;
    
    {
         context= new ClassPathXmlApplicationContext("applicationContext.xml");  
         bookService=context.getBean(BookService.class);
    }
    @Test
    publicvoid test()
    {
        DataSource dataSource=(DataSource) context.getBean(DataSource.class);
        System.out.println(dataSource);
    }
    @Test
    publicvoid test2()
    {
        String bookName=bookService.findBookById(1);
        System.out.println(bookName);
    }
    
    @Test
    publicvoid test3()
    {
        bookService.saveBook(new Book("android源码分析", "1002", 45, 10));
    }
}

3、xml

Book.hbm.xml

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<!-- 
    Mapping file autogenerated by MyEclipse Persistence Tools
-->
<hibernate-mapping>
    <class name="com.zbb.entity.Book" table="book" catalog="test">
        <id name="id" type="java.lang.Integer">
            <column name="id" />
            <generator class="identity" />
        </id>
        <property name="bookName" type="java.lang.String">
            <column name="book_name" length="111" />
        </property>
        <property name="isbn" type="java.lang.String">
            <column name="isbn" length="111" />
        </property>
        <property name="price" type="java.lang.Integer">
            <column name="price" />
        </property>
        <property name="stock" type="java.lang.Integer">
            <column name="stock" />
        </property>
    </class>
</hibernate-mapping>

applicationContext.xml

<?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:tx="http://www.springframework.org/schema/tx" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation="		
  http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd		
  http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd		
  http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd		
  http://www.springframework.org/schema/context		
  http://www.springframework.org/schema/context/spring-context-2.5.xsd">


	<context:component-scan base-package="com.zbb"></context:component-scan>
	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
		<property name="driverClassName" value="com.mysql.jdbc.Driver">
		</property>
		<property name="url" value="jdbc:mysql://127.0.0.1:3306/test"></property>
		<property name="username" value="root"></property>
		<property name="password" value="root"></property>
	</bean>
	<bean id="sessionFactory"
		class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
		<property name="dataSource">
			<ref bean="dataSource" />
		</property>
		<property name="hibernateProperties">
			<props>
				<prop key="hibernate.dialect">
					org.hibernate.dialect.MySQLDialect
				</prop>
				<prop key="hibernate.show_sql">true</prop>
				<prop key="hibernate.format_sql">true</prop>
			</props>
		</property>
		<!-- .hbm.xml方式配置entity -->
		
		<property name="mappingResources">
			<list>
				<value>com/zbb/entity/Book.hbm.xml</value>
			</list>
		</property>
		
		 <!-- 注解方式配置entity -->
		 <!-- 
		<property name="annotatedClasses">
			<list>
				<value>com.zbb.entity.Book</value>
			</list>
		</property>
		 -->
	</bean>

	<tx:annotation-driven transaction-manager="transactionManager" />
	<!-- 配置Spring声明式事务 -->
	<bean id="transactionManager"
		class="org.springframework.orm.hibernate4.HibernateTransactionManager">
		<property name="sessionFactory" ref="sessionFactory"></property>
	</bean>
	<!-- 配置事务事务属性 -->
	<tx:advice id="txAdvice" transaction-manager="transactionManager">
		<tx:attributes>
			<tx:method name="get*" read-only="true" />
			<tx:method name="*" />
		</tx:attributes>
	</tx:advice>
	<!-- 配置事务切点，并把切点和事务属性关联起来 -->
	<aop:config>
		<aop:pointcut expression="execution(* com.zbb.daoImp.*.*(..))"
			id="txPointcut" />
		<aop:advisor advice-ref="txAdvice" pointcut-ref="txPointcut" />
	</aop:config>
</beans>

 

<?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:tx="http://www.springframework.org/schema/tx" xmlns:p="http://www.springframework.org/schema/p"xmlns:context="http://www.springframework.org/schema/context"xsi:schemaLocation="  http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd  http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd  http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd  http://www.springframework.org/schema/context  http://www.springframework.org/schema/context/spring-context-2.5.xsd">
<context:component-scan base-package="com.zbb"></context:component-scan><bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"><property name="driverClassName" value="com.mysql.jdbc.Driver"></property><property name="url" value="jdbc:mysql://127.0.0.1:3306/test"></property><property name="username" value="root"></property><property name="password" value="root"></property></bean><bean id="sessionFactory"class="org.springframework.orm.hibernate4.LocalSessionFactoryBean"><property name="dataSource"><ref bean="dataSource" /></property><property name="hibernateProperties"><props><prop key="hibernate.dialect">org.hibernate.dialect.MySQLDialect</prop><prop key="hibernate.show_sql">true</prop><prop key="hibernate.format_sql">true</prop></props></property><!-- .hbm.xml方式配置entity --><property name="mappingResources"><list><value>com/zbb/entity/Book.hbm.xml</value></list></property> <!-- 注解方式配置entity --> <!-- <property name="annotatedClasses"><list><value>com.zbb.entity.Book</value></list></property> --></bean>
<tx:annotation-driven transaction-manager="transactionManager" /><!-- 配置Spring声明式事务 --><bean id="transactionManager"class="org.springframework.orm.hibernate4.HibernateTransactionManager"><property name="sessionFactory" ref="sessionFactory"></property></bean><!-- 配置事务事务属性 --><tx:advice id="txAdvice" transaction-manager="transactionManager"><tx:attributes><tx:method name="get*" read-only="true" /><tx:method name="*" /></tx:attributes></tx:advice><!-- 配置事务切点，并把切点和事务属性关联起来 --><aop:config><aop:pointcut expression="execution(* com.zbb.daoImp.*.*(..))"id="txPointcut" /><aop:advisor advice-ref="txAdvice" pointcut-ref="txPointcut" /></aop:config></beans>

原文：http://www.cnblogs.com/super-admin/p/6498666.html

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