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Java框架篇:Spring+SpringMVC+hibernate整合開(kāi)發(fā)

 更新時(shí)間:2017年02月07日 16:56:51   作者:XRog  
本篇文章將會(huì)對(duì)Spring+SpringMVC+hibernate的整合開(kāi)發(fā)進(jìn)行介紹。具有很好的參考價(jià)值。下面跟著小編一起來(lái)看下吧

前言:

最近沒(méi)什么事做,搭個(gè)框架寫(xiě)成博客記錄下來(lái),拉通一下之前所學(xué)知識(shí).

話(huà)不多說(shuō),我們直接步入正題。

準(zhǔn)備工作:

  1/安裝并配置java運(yùn)行環(huán)境

  2/數(shù)據(jù)庫(kù)的安裝配置(Mysql)

  3/安裝并配置服務(wù)器(Tomcat)

  4/Maven

  5/ IntelliJIDEA的安裝配置(本人使用的主要軟件是IntelliJIDEA,沒(méi)用eclipse什么的)

  6/ 使用IntelliJIDEA創(chuàng)建一個(gè)web app項(xiàng)目。

貌似就這些了吧

導(dǎo)包

不同于以往的導(dǎo)包,由于我們創(chuàng)建的是maven的webapp項(xiàng)目,所以現(xiàn)在只需配置下pomxml這個(gè)配置文件,系統(tǒng)會(huì)自動(dòng)到maven的中央倉(cāng)庫(kù)去下載相應(yīng)的包.

本人的pom.xml配置文件如下(都寫(xiě)有說(shuō)明的哈):

<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>XRog</groupId>
 <artifactId>ssh</artifactId>
 <packaging>war</packaging>
 <version>1.0-SNAPSHOT</version>
 <name>ssh Maven Webapp</name>
 <url>http://maven.apache.org</url>
 <!-- 本人將配置包的版本信息都統(tǒng)一放入此處,方便以后管理-->
 <properties>
 <springVersion>4.3.1.RELEASE</springVersion>
 <hibernateVersion>4.3.5.Final</hibernateVersion>
 <jstlVersion>1.2</jstlVersion>
 <taglibVersion>1.1.2</taglibVersion>
 <servletVersion>3.0-alpha-1</servletVersion>
 <jsonVersion>1.9.13</jsonVersion>
 <jacksonVersion>2.5.0</jacksonVersion>
 <mysqlVersion>6.0.3</mysqlVersion>
 <c3p0Version>0.9.1.2</c3p0Version>
 <log4jVersion>1.2.17</log4jVersion>
 <fileuploadVersion>1.3.1</fileuploadVersion>
 <lombokVersion>1.16.10</lombokVersion>
 </properties>
 <dependencies>
 <!-- 單元測(cè)試 -->
 <dependency>
 <groupId>junit</groupId>
 <artifactId>junit</artifactId>
 <version>3.8.1</version>
 <scope>test</scope>
 </dependency>
 <!-- spring-->
 <dependency>
 <groupId>org.springframework</groupId>
 <artifactId>spring-beans</artifactId>
 <version>${springVersion}</version>
 </dependency>
 <dependency>
 <groupId>org.springframework</groupId>
 <artifactId>spring-core</artifactId>
 <version>${springVersion}</version>
 </dependency>
 <dependency>
 <groupId>org.springframework</groupId>
 <artifactId>spring-context</artifactId>
 <version>${springVersion}</version>
 </dependency>
 <dependency>
 <groupId>org.springframework</groupId>
 <artifactId>spring-orm</artifactId>
 <version>${springVersion}</version>
 </dependency>
 <!-- spring web + spring MVC-->
 <dependency>
 <groupId>org.springframework</groupId>
 <artifactId>spring-web</artifactId>
 <version>${springVersion}</version>
 </dependency>
 <dependency>
 <groupId>org.springframework</groupId>
 <artifactId>spring-webmvc</artifactId>
 <version>${springVersion}</version>
 </dependency>
 <!-- hibernate配置-->
 <dependency>
 <groupId>org.hibernate</groupId>
 <artifactId>hibernate-core</artifactId>
 <version>${hibernateVersion}</version>
 </dependency>
 <!-- hibernate 緩存, 視情況添加-->
 <dependency>
 <groupId>org.hibernate</groupId>
 <artifactId>hibernate-ehcache</artifactId>
 <version>${hibernateVersion}</version>
 </dependency>
 <!-- jsp頁(yè)面使用的jstl支持-->
 <dependency>
 <groupId>jstl</groupId>
 <artifactId>jstl</artifactId>
 <version>${jstlVersion}</version>
 </dependency>
 <dependency>
 <groupId>taglibs</groupId>
 <artifactId>standard</artifactId>
 <version>${taglibVersion}</version>
 </dependency>
 <dependency>
 <groupId>javax.servlet</groupId>
 <artifactId>servlet-api</artifactId>
 <version>${servletVersion}</version>
 <scope>provided</scope>
 </dependency>
 <!-- DataBase數(shù)據(jù)庫(kù)連接 mysql包-->
 <dependency>
 <groupId>mysql</groupId>
 <artifactId>mysql-connector-java</artifactId>
 <version>${mysqlVersion}</version>
 </dependency>
 <!-- 數(shù)據(jù)庫(kù)連接池-->
 <dependency>
 <groupId>c3p0</groupId>
 <artifactId>c3p0</artifactId>
 <version>${c3p0Version}</version>
 </dependency>
 <!-- json數(shù)據(jù) 使springMVC可以返回json值 ,視情況添加-->
 <dependency>
 <groupId>org.codehaus.jackson</groupId>
 <artifactId>jackson-mapper-asl</artifactId>
 <version>${jsonVersion}</version>
 </dependency>
 <!-- Jackson可以輕松的將Java對(duì)象轉(zhuǎn)換成json對(duì)象和xml文檔,同樣也可以將json、xml轉(zhuǎn)換成Java對(duì)象-->
 <dependency>
 <groupId>com.fasterxml.jackson.core</groupId>
 <artifactId>jackson-core</artifactId>
 <version>${jacksonVersion}</version>
 </dependency>
 <dependency>
 <groupId>com.fasterxml.jackson.core</groupId>
 <artifactId>jackson-annotations</artifactId>
 <version>${jacksonVersion}</version>
 </dependency>
 <dependency>
 <groupId>com.fasterxml.jackson.core</groupId>
 <artifactId>jackson-databind</artifactId>
 <version>${jacksonVersion}</version>
 </dependency>
 <!-- log4j配置, 視情況添加-->
 <dependency>
 <groupId>log4j</groupId>
 <artifactId>log4j</artifactId>
 <version>${log4jVersion}</version>
 </dependency>
 <!--文件 上傳-->
 <dependency>
 <groupId>commons-fileupload</groupId>
 <artifactId>commons-fileupload</artifactId>
 <version>${fileuploadVersion}</version>
 </dependency>
 <!-- lombok插件導(dǎo)包-->
 <dependency>
 <groupId>org.projectlombok</groupId>
 <artifactId>lombok</artifactId>
 <version>${lombokVersion}</version>
 <scope>provided</scope>
 </dependency>
 </dependencies>
 <build>
 <finalName>ssh</finalName>
 </build>
</project>

OK,配置后運(yùn)行下maven,就會(huì)自動(dòng)向中央倉(cāng)庫(kù)下載相應(yīng)的包啦!(這個(gè)就不多說(shuō)了)。

SpringMVC配置

我現(xiàn)在在這里把我配置后的結(jié)構(gòu)拿出來(lái)給你們看下

 

我們先配置下SpringMVC的配置:resources/META-INF/spring-mvc.xml

<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"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
 http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.1.xsd
 http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd">
 <!-- 啟動(dòng)注解驅(qū)動(dòng)的spring MVC功能,注冊(cè)請(qǐng)求url和注解POJO類(lèi)方法的映射-->
 <mvc:annotation-driven />
 <!-- 對(duì)模型視圖名稱(chēng)的解析,在請(qǐng)求時(shí)模型視圖名稱(chēng)添加前后綴 -->
 <context:component-scan base-package="com.ssh" />
 <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
 <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" />
 <property name="prefix" value="views/" /> <!-- 前綴 -->
 <property name="suffix" value=".jsp" /> <!-- 后綴 -->
 </bean>
 <!--這里是對(duì)靜態(tài)資源的映射-->
 <mvc:resources mapping="/js/**" location="/resources/js/" />
 <mvc:resources mapping="/css/**" location="/resources/css/" />
 <mvc:resources mapping="/img/**" location="/resources/img/" />
</beans>

 好了,我們現(xiàn)在修改下web.xml這個(gè)配置文件,完善下SpringMVC的配置, web.xml配置如下:

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
 version="3.0">
 <!-- 地址為http://localhost:8080/ 顯示的默認(rèn)網(wǎng)頁(yè)-->
 <welcome-file-list>
 <welcome-file>/index.jsp</welcome-file>
 </welcome-file-list>
 <!-- spring MVC config start-->
 <servlet>
 <servlet-name>spring</servlet-name>
 <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
 <init-param>
 <param-name>contextConfigLocation</param-name>
 <!-- 此處指向的的是SpringMVC的配置文件 -->
 <param-value>classpath:META-INF/spring-mvc.xml</param-value>
 </init-param>
 <!--配置容器在啟動(dòng)的時(shí)候就加載這個(gè)servlet并實(shí)例化-->
 <load-on-startup>1</load-on-startup>
 </servlet>
 <servlet-mapping>
 <servlet-name>spring</servlet-name>
 <url-pattern>/</url-pattern>
 </servlet-mapping>
 <!-- spring MVC config end-->
</web-app>

OK,SpringMVC配置完成,現(xiàn)在我們進(jìn)行一下測(cè)試吧

在controller層新建一個(gè)MainController,內(nèi)容如下

package com.ssh.controller;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
/**
 * Created by XRog
 * On 2/1/2017.12:36 AM
 */
@Controller
public class MainController {

 @RequestMapping(value = "test", method = RequestMethod.GET)
 public String test(){
// 實(shí)際返回的是views/test.jsp ,spring-mvc.xml中配置過(guò)前后綴
 return "test";
 }
}

test.jsp網(wǎng)頁(yè)如下:

<html>
<body>
<center>
<h2 style="color: #ff261a;">this is my test page!</h2>
</center>
</body>
</html>

重啟Tomcat服務(wù)器, 然后瀏覽器訪問(wèn)http://localhost/test如下圖所示:

 

PS: Tomcat默認(rèn)端口是8080,我更改了端口號(hào),如若你們?yōu)楦模_的訪問(wèn)地址是localhost:8080/test

OK,成功訪問(wèn)。

SpringMVC+Spring整合

 這個(gè)就十分簡(jiǎn)單了, 配置applicationContext.xml這個(gè)Spring的配置文件如下:

<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"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
 http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
 http://www.springframework.org/schema/context
 http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd">
 <!-- 自動(dòng)掃描 -->
 <context:component-scan base-package="com.ssh">
 <!-- 掃描時(shí)跳過(guò) @Controller 注解的JAVA類(lèi)(控制器) -->
 <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
 </context:component-scan>
</beans>

完善web.xml配置文件如下:

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
 version="3.0">
 <!-- 地址為http://localhost:8080/ 顯示的默認(rèn)網(wǎng)頁(yè)-->
 <welcome-file-list>
 <welcome-file>/index.jsp</welcome-file>
 </welcome-file-list>
 <!--加載Spring的配置文件到上下文中去-->
 <context-param>
 <param-name>contextConfigLocation</param-name>
 <param-value>
 classpath:META-INF/applicationContext.xml
 </param-value>
 </context-param>
 <!-- spring MVC config start-->
 <servlet>
 <servlet-name>spring</servlet-name>
 <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
 <init-param>
 <param-name>contextConfigLocation</param-name>
 <!-- 此處指向的的是SpringMVC的配置文件 -->
 <param-value>classpath:META-INF/spring-mvc.xml</param-value>
 </init-param>
 <!--配置容器在啟動(dòng)的時(shí)候就加載這個(gè)servlet并實(shí)例化-->
 <load-on-startup>1</load-on-startup>
 </servlet>
 <servlet-mapping>
 <servlet-name>spring</servlet-name>
 <url-pattern>/</url-pattern>
 </servlet-mapping>
 <!-- spring MVC config end-->
 <!-- Spring監(jiān)聽(tīng)器 -->
 <listener>
 <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
 </listener>
 <!-- 字符集過(guò)濾 -->
 <filter>
 <filter-name>encodingFilter</filter-name>
 <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
 <init-param>
 <param-name>encoding</param-name>
 <param-value>UTF-8</param-value>
 </init-param>
 <init-param>
 <param-name>forceEncoding</param-name>
 <param-value>true</param-value>
 </init-param>
 </filter>
 <filter-mapping>
 <filter-name>encodingFilter</filter-name>
 <url-pattern>/*</url-pattern>
 </filter-mapping>
</web-app>

web.xml配置文件中更改了三處:引入Spring配置文件 Spring的監(jiān)聽(tīng)器  以及 字符集過(guò)濾

OK,Spring+SpringMVC配置完成,下面我們開(kāi)始測(cè)試:

在service寫(xiě)一個(gè)TestServiceImpl實(shí)現(xiàn)TestService接口并實(shí)現(xiàn)其test()方法, 代碼如下:

package com.ssh.service.impl;
import com.ssh.service.TestService;
import org.springframework.stereotype.Service;
/**
 * Created by XRog
 * On 2/1/2017.12:58 AM
 */
@Service
public class TestServiceImpl implements TestService {
 public String test() {
 return "test";
 }
}

PS:這里注意寫(xiě)@Service注解

MainController控制器更改如下:

package com.ssh.controller;
import com.ssh.service.TestService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;

/**
 * Created by XRog
 * On 2/1/2017.12:36 AM
 */
@Controller
public class MainController {
 @Autowired
 private TestService testService;
 @RequestMapping(value = "test", method = RequestMethod.GET)
 public String test(){
// 實(shí)際返回的是views/test.jsp ,spring-mvc.xml中配置過(guò)前后綴
 return "test";
 }
 @RequestMapping(value = "springtest", method = RequestMethod.GET)
 public String springTest(){
 return testService.test();
 }
}

控制器這里我們運(yùn)用了Spring的依賴(lài)注入自動(dòng)裝配。

在瀏覽器中輸入地址http://localhost/springtest調(diào)用springtest方法    

 

yes,成功返回,說(shuō)明我們之前的配置沒(méi)問(wèn)題

Spring+SpringMVC+hibernate整合

好了,現(xiàn)在就缺hibernate這個(gè)框架了。。 我先給大家看些我搭建好之后的結(jié)構(gòu)圖吧

 

我們想來(lái)編寫(xiě)config.properties這個(gè)配置文件,里面存放的是hibernate的一些配置

#database connection config
jdbc.driver = com.mysql.jdbc.Driver
jdbc.url = jdbc:mysql://?????:3306/ssh?useUnicode=true&characterEncoding=utf-8
jdbc.username = root
jdbc.password = ???
#hibernate config
hibernate.dialect = org.hibernate.dialect.MySQLDialect
hibernate.show_sql = true
hibernate.format_sql = true
hibernate.hbm2ddl.auto = update

這里連接數(shù)據(jù)庫(kù)的參數(shù)由于我是連接我晚上的數(shù)據(jù)庫(kù),因此我數(shù)據(jù)庫(kù)地址和密碼打了“???”,你們連接時(shí)改成自己本地的就OK了

下面配置hibernate,這里我為了方便,就直接寫(xiě)進(jìn)applicationContext.xml里面。配置后的applicationContext.xml如下:

<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"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd
 http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.1.xsd
 http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd">
 <!--********************************************配置Spring***************************************-->
 <!-- 自動(dòng)掃描 -->
 <context:component-scan base-package="com.ssh">
 <!-- 掃描時(shí)跳過(guò) @Controller 注解的JAVA類(lèi)(控制器) -->
 <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
 </context:component-scan>
 <!--********************************************配置hibernate********************************************-->
 <!--掃描配置文件(這里指向的是之前配置的那個(gè)config.properties)-->
 <context:property-placeholder location="classpath:/config.properties" />
 <!--配置數(shù)據(jù)源-->
 <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">
 <property name="driverClass" value="${jdbc.driver}" /> <!--數(shù)據(jù)庫(kù)連接驅(qū)動(dòng)-->
 <property name="jdbcUrl" value="${jdbc.url}" /> <!--數(shù)據(jù)庫(kù)地址-->
 <property name="user" value="${jdbc.username}" /> <!--用戶(hù)名-->
 <property name="password" value="${jdbc.password}" /> <!--密碼-->
 <property name="maxPoolSize" value="40" /> <!--最大連接數(shù)-->
 <property name="minPoolSize" value="1" /> <!--最小連接數(shù)-->
 <property name="initialPoolSize" value="10" /> <!--初始化連接池內(nèi)的數(shù)據(jù)庫(kù)連接-->
 <property name="maxIdleTime" value="20" /> <!--最大空閑時(shí)間-->
 </bean>
 <!--配置session工廠-->
 <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
 <property name="dataSource" ref="dataSource" />
 <property name="packagesToScan" value="com.ssh.entity" />
 <property name="hibernateProperties">
 <props>
 <prop key="hibernate.hbm2ddl.auto">${hibernate.hbm2ddl.auto}</prop> <!--hibernate根據(jù)實(shí)體自動(dòng)生成數(shù)據(jù)庫(kù)表-->
 <prop key="hibernate.dialect">${hibernate.dialect}</prop> <!--指定數(shù)據(jù)庫(kù)方言-->
 <prop key="hibernate.show_sql">${hibernate.show_sql}</prop> <!--在控制臺(tái)顯示執(zhí)行的數(shù)據(jù)庫(kù)操作語(yǔ)句-->
 <prop key="hibernate.format_sql">${hibernate.format_sql}</prop> <!--在控制臺(tái)顯示執(zhí)行的數(shù)據(jù)哭操作語(yǔ)句(格式)-->
 </props>
 </property>
 </bean>
 <!-- 事物管理器配置 -->
 <bean id="transactionManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
 <property name="sessionFactory" ref="sessionFactory" />
 </bean>
</beans>

OK,到了這里,配置結(jié)束。下面進(jìn)入測(cè)試階段

實(shí)體類(lèi)(entity):

package com.ssh.entity;
import lombok.Data;
import javax.persistence.*;

/**
 * Created by XRog
 * On 2/2/2017.2:03 PM
 */
@Data
@Entity
@Table(name = "Person")
public class Person {
 @Id
 @GeneratedValue
 private Long id;
 @Column(name = "created")
 private Long created = System.currentTimeMillis();
 @Column(name = "username")
 private String username;
 @Column(name = "address")
 private String address;
 @Column(name = "phone")
 private String phone;
 @Column(name = "remark")
 private String remark;
}

PS:我這里用了一個(gè)@Data注解,此注解會(huì)自動(dòng)生成get方法,set方法,toString方法等一系列方法,功能十分強(qiáng)大,不過(guò)需要安裝插件以及導(dǎo)包, 有興趣的可以百度下

當(dāng)然,你也可以手動(dòng)編寫(xiě)get/set/構(gòu)造方法。

數(shù)據(jù)庫(kù)訪問(wèn)層(repository):

package com.ssh.repository;
import java.io.Serializable;
import java.util.List;
/**
 * Created by XRog
 * On 2/2/2017.2:28 PM
 */
public interface DomainRepository<T,PK extends Serializable>{
 T load(PK id);
 T get(PK id);
 List<T> findAll();
 void persist(T entity);
 PK save(T entity);
 void saveOrUpdate(T entity);
 void delete(PK id);
 void flush();
}
package com.ssh.repository;
import com.ssh.entity.Person;
/**
 * Created by XRog
 * On 2/2/2017.2:25 PM
 */
public interface PersonRepository extends DomainRepository<Person,Long> {
}
package com.ssh.repository.impl;
import com.ssh.repository.PersonRepository;
import com.ssh.entity.Person;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import java.util.List;
/**
 * Created by XRog
 * On 2/2/2017.2:30 PM
 */
@Repository
public class PersonRepositoryImpl implements PersonRepository {
 @Autowired
 private SessionFactory sessionFactory;
 private Session getCurrentSession() {
 return this.sessionFactory.openSession();
 }
 public Person load(Long id) {
 return (Person)getCurrentSession().load(Person.class,id);
 }
 public Person get(Long id) {
 return (Person)getCurrentSession().get(Person.class,id);
 }
 public List<Person> findAll() {
 return null;
 }
 public void persist(Person entity) {
 getCurrentSession().persist(entity);
 }
 public Long save(Person entity) {
 return (Long)getCurrentSession().save(entity);
 }
 public void saveOrUpdate(Person entity) {
 getCurrentSession().saveOrUpdate(entity);
 }
 public void delete(Long id) {
 Person person = load(id);
 getCurrentSession().delete(person);
 }
 public void flush() {
 getCurrentSession().flush();
 }
}

PS:我這里顯示寫(xiě)了一個(gè)比較通用的接口,其他所有接口皆繼承此接口, 再編寫(xiě)實(shí)現(xiàn)類(lèi)

注意:我這里寫(xiě)的session產(chǎn)生是調(diào)用的SessionFactory的openSession()這個(gè)方法。之前使用getCurrentSession()一直報(bào)錯(cuò),后來(lái)百度了一下才知道,hibernate3版本可以使用getCurrentSession()來(lái)創(chuàng)建session,而hibernate4版本則不行。

服務(wù)層(service):

package com.ssh.service;
import com.ssh.entity.Person;
/**
 * Created by XRog
 * On 2/2/2017.2:39 PM
 */
public interface PersonService {
 Long savePerson();
}
package com.ssh.service.impl;
import com.ssh.entity.Person;
import com.ssh.repository.PersonRepository;
import com.ssh.service.PersonService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
/**
 * Created by XRog
 * On 2/2/2017.2:40 PM
 */
@Service
public class PersonServiceImpl implements PersonService {
 @Autowired
 private PersonRepository personRepository;
 public Long savePerson() {
 Person person = new Person();
 person.setUsername("XRog");
 person.setPhone("18381005946");
 person.setAddress("chenDu");
 person.setRemark("this is XRog");
 return personRepository.save(person);
 }
}

控制層(controller):

package com.ssh.controller;
import com.ssh.entity.Person;
import com.ssh.service.PersonService;
import com.ssh.service.TestService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.ResponseBody;
/**
 * Created by XRog
 * On 2/1/2017.12:36 AM
 */
@Controller
public class MainController {
 @Autowired
 private PersonService personService;
 @RequestMapping(value = "savePerson", method = RequestMethod.GET)
 @ResponseBody
 public String savePerson(){
 personService.savePerson();
 return "success!";
 }
}

OK,編寫(xiě)完畢,我們重啟下服務(wù)器然后測(cè)試:

我們?cè)诳聪聰?shù)據(jù)庫(kù),跟我們插入的數(shù)據(jù)對(duì)比下

OK,測(cè)試完畢,十分成功

以上就是本文的全部?jī)?nèi)容,希望本文的內(nèi)容對(duì)大家的學(xué)習(xí)或者工作能帶來(lái)一定的幫助,同時(shí)也希望多多支持腳本之家!

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