Struts2+Spring+Hibernate的整合
整体程序结构
1、maven依赖
<!--实现Struts2+Spring+Hibernate的整合 --><dependencies><!--Spring --><dependency><groupId>org.springframework</groupId><artifactId>spring-web</artifactId><version>4.3.8.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-orm</artifactId><version>4.3.8.RELEASE</version></dependency><dependency><groupId>org.springframework</groupId><artifactId>spring-aspects</artifactId><version>4.3.8.RELEASE</version></dependency><!--Hibernate --><!-- https://mvnrepository.com/artifact/org.hibernate/hibernate-core --><dependency><groupId>org.hibernate</groupId><artifactId>hibernate-core</artifactId><version>5.2.10.Final</version></dependency><!--Struts2 --><!-- https://mvnrepository.com/artifact/org.apache.struts/struts2-core --><dependency><groupId>org.apache.struts</groupId><artifactId>struts2-core</artifactId><version>2.5.12</version></dependency><!--Struts2和Spring兼容插件 --><!-- https://mvnrepository.com/artifact/org.apache.struts/struts2-spring-plugin --><dependency><groupId>org.apache.struts</groupId><artifactId>struts2-spring-plugin</artifactId><version>2.5.12</version></dependency><!--Servlet --><!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api --><dependency><groupId>javax.servlet</groupId><artifactId>javax.servlet-api</artifactId><version>3.1.0</version><scope>provided</scope></dependency><!--jsp --><!-- https://mvnrepository.com/artifact/javax.servlet.jsp.jstl/jstl --><dependency><groupId>javax.servlet</groupId><artifactId>jstl</artifactId><version>1.2</version></dependency><!-- https://mvnrepository.com/artifact/taglibs/standard --><dependency><groupId>taglibs</groupId><artifactId>standard</artifactId><version>1.1.2</version></dependency><!--MySQL数据库驱动 --><!-- 数据库驱动 --><dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>5.1.38</version></dependency><!--数据库连接池 --><dependency><groupId>com.alibaba</groupId><artifactId>druid</artifactId><version>1.1.2</version></dependency></dependencies><build><plugins><!-- java编译插件 --><plugin><groupId>org.apache.maven.plugins</groupId><artifactId>maven-compiler-plugin</artifactId><version>3.6.0</version><configuration><source>1.8</source><target>1.8</target><encoding>UTF-8</encoding></configuration></plugin></plugins></build>
2、applicationContext.xml(spring配置文件)
<?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:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"xsi:schemaLocation="http://www.springframework.org/schema/beanshttp://www.springframework.org/schema/beans/spring-beans.xsdhttp://www.springframework.org/schema/contexthttp://www.springframework.org/schema/context/spring-context.xsdhttp://www.springframework.org/schema/txhttp://www.springframework.org/schema/tx/spring-tx.xsdhttp://www.springframework.org/schema/aophttp://www.springframework.org/schema/aop/spring-aop.xsd"><!--Spring IOC扫描 --><context:component-scan base-package="com.gdq"></context:component-scan><!--1、引用外部的配置文件 --><context:property-placeholder location="classpath:dbconfig.properties" /><!--2、配置数据库连接池 --><bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"init-method="init" destroy-method="close"><!-- 基本属性 url、user、password --><property name="driverClassName" value="${jdbc.driver}" /><property name="url" value="${jdbc.url}" /><property name="username" value="${jdbc.username}" /><property name="password" value="${jdbc.password}" /><!-- 配置监控统计拦截的filters --><property name="filters" value="stat" /><!-- 配置初始化大小、最小、最大 --><property name="maxActive" value="20" /><property name="initialSize" value="1" /><property name="minIdle" value="1" /><!-- 配置获取连接等待超时的时间 --><property name="maxWait" value="60000" /><!-- 配置间隔多久才进行一次检测,检测需要关闭的空闲连接,单位是毫秒 --><property name="timeBetweenEvictionRunsMillis" value="60000" /><!-- 配置一个连接在池中最小生存的时间,单位是毫秒 --><property name="minEvictableIdleTimeMillis" value="300000" /><property name="testWhileIdle" value="true" /><property name="testOnBorrow" value="false" /><property name="testOnReturn" value="false" /><!-- 打开PSCache,并且指定每个连接上PSCache的大小 --><property name="poolPreparedStatements" value="true" /><property name="maxOpenPreparedStatements" value="20" /></bean><!--3、配置SessionFactory --><bean id="sessionFactory"class="org.springframework.orm.hibernate5.LocalSessionFactoryBean"><!--1、配置数据库连接池 --><property name="dataSource" ref="dataSource"></property><!--2、Hibernate的配置 --><property name="hibernateProperties"><props><prop key="hibernate.show_sql">true</prop><prop key="hibernate.format_sql">true</prop><prop key="hibernate.dialect">org.hibernate.dialect.MySQL57Dialect</prop><prop key="hibernate.hbm2ddl.auto">update</prop><prop key="hibernate.current_session_context_class">org.springframework.orm.hibernate5.SpringSessionContext</prop></props></property><!-- 3、配置需要扫描的包 --><property name="packagesToScan" value="com.gdq.domain"></property></bean><!--4、配置事务管理器 --><bean id="txManager"class="org.springframework.orm.hibernate5.HibernateTransactionManager"><property name="sessionFactory" ref="sessionFactory"></property></bean><tx:annotation-driven transaction-manager="txManager" /><aop:aspectj-autoproxy></aop:aspectj-autoproxy></beans>
3、struts.xml(struts2配置)
<?xml version="1.0" encoding="UTF-8"?>
<!--加载约束文件 -->
<!DOCTYPE struts PUBLIC"-//Apache Software Foundation//DTD Struts Configuration 2.5//EN""http://struts.apache.org/dtds/struts-2.5.dtd">
<!--进行struts2的配置 -->
<struts><!--启用开发模式 --><constant name="struts.devMode" value="true"></constant><package name="base_package" extends="struts-default" namespace="/"><global-results><result name="success">/student.jsp</result><result name="error">/error.jsp</result></global-results><global-allowed-methods>regex:.*</global-allowed-methods></package><package name="student" extends="base_package"><interceptors><!-- 配置自定义拦截器 --><interceptor name="myi" class="com.gdq.web.interceptor.MyInterceptor"></interceptor><!--配置拦截器栈,为了提高拦截器的使用率 --><interceptor-stack name="myinterstatck"><!--引用自定义拦截器 --><interceptor-ref name="myi"></interceptor-ref><!--引用默认拦截器 --><interceptor-ref name="defaultStack"></interceptor-ref></interceptor-stack></interceptors><!--设置全局的拦截器 --><!-- <default-interceptor-ref name="myinterstatck"></default-interceptor-ref> --><!--新增 --><action name="add" class="studentAction" method="add"><!--设置文件上传拦截器 --><interceptor-ref name="defaultStack"><!--设置后缀名 --><param name="fileupload.allowedExtensions">.jpg,.png,.gif</param><!-- 设置最大的大小 --><param name="fileupload.maxmunSize">10000000</param><!--设置上传MIME类型 --><param name="fileupload.allowedTypes">image/*</param></interceptor-ref></action><!--删除 --><action name="delete" class="studentAction" method="delete"></action><!--修改 --><action name="update" class="studentAction" method="update"></action><!--查询 --><action name="query" class="studentAction" method="query"><interceptor-ref name="myi"></interceptor-ref></action></package></struts>
4、dbconfig.properties(数据库配置,引用阿里巴巴的druid)
jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/qf?characterEncoding=UTF-8
jdbc.username=root
jdbc.password=123456
5、log4j.properties(日志文件,debug级)
#
# Copyright 2009-2016 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#### Global logging configuration
log4j.rootLogger=DEBUG, stdout### Uncomment for MyBatis logging
log4j.logger.org.apache.ibatis=DEBUG### Console output...
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%5p [%t] - %m%n
6、web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"xmlns="http://xmlns.jcp.org/xml/ns/javaee"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>day21_S2SH</display-name><welcome-file-list><welcome-file>student.jsp</welcome-file></welcome-file-list><!--Spring的配置文件 --><context-param><param-name>contextConfigLocation</param-name><param-value>classpath:applicationContext.xml</param-value></context-param><!--Spring的监听器 --><listener><listener-class>org.springframework.web.context.ContextLoaderListener</listener-class></listener><!--配置过滤器 --><filter><!--名称 --><filter-name>struts2</filter-name><!--Struts2的前端控制器的核心类 --><filter-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class></filter><filter-mapping><filter-name>struts2</filter-name><url-pattern>/*</url-pattern></filter-mapping>
</web-app>
7、控制器示例(包含上传文件)
@Controller
public class StudentAction extends ActionSupport implements ModelDriven<Student>{@Autowiredprivate StudentService service;//上传的文件private File fileupload;//上传的文件名称private String fileuploadFileName;//上传文件的MIME类型private String fileuploadContentType;public File getFileupload() {return fileupload;}public void setFileupload(File fileupload) {this.fileupload = fileupload;}public String getFileuploadFileName() {return fileuploadFileName;}public void setFileuploadFileName(String fileuploadFileName) {this.fileuploadFileName = fileuploadFileName;}public String getFileuploadContentType() {return fileuploadContentType;}public void setFileuploadContentType(String fileuploadContentType) {this.fileuploadContentType = fileuploadContentType;}private Student stu=new Student();@Overridepublic Student getModel() {// TODO Auto-generated method stubreturn stu;}//新增public String add() throws IOException {//进行头像的保存HttpServletRequest request=ServletActionContext.getRequest();File dir=new File(new File(request.getServletContext().getRealPath("/")).getParent(),"s2shImages");if(!dir.exists()) {dir.mkdirs();}//创建要保存的File对象File file=new File(dir, fileuploadFileName);//将上传的文件保存到服务器FileUtils.copyFile(fileupload, file);//设置图片的路径stu.setImgurl(dir.getName()+File.separator+file.getName());System.out.println("新增:"+service.save(stu));return "success";}//删除public String delete() {service.delete(stu);return "success";}//修改public String update() {service.update(stu);return "success";}//查询public String query() {HttpServletRequest request=ServletActionContext.getRequest();request.setAttribute("list", service.queryAll());return "success";}
8、service层
@Service
@Transactional
public class StudentService {@Autowiredprivate StudentDao dao;// 新增public Long save(Student student) {return dao.save(student);}// 修改public void update(Student student) {dao.update(student);}// 删除public void delete(Student student) {dao.delete(student);}// 查询public List<Student> queryAll() {return dao.queryAll();}
}
9、dao层
@Repository
public class StudentDao {@Autowiredprivate SessionFactory factory;//新增public Long save(Student student) {return (Long)factory.getCurrentSession().save(student);}//修改public void update(Student student) {factory.getCurrentSession().update(student);}//删除public void delete(Student student) {factory.getCurrentSession().delete(student);}//查询public List<Student> queryAll() {return factory.getCurrentSession().createQuery("from Student", Student.class).getResultList();}
}
10.domain层(实体层)
@Entity
@Table(name="t_student")
public class Student implements Serializable{@Id@GeneratedValue(strategy=GenerationType.IDENTITY)private Long id;@Column(length=10)private String name;@Column(length=2)private String sex;private int age;@Column(length=11)private String phone;@Column(length=200)private String imgurl;public String getImgurl() {return imgurl;}public void setImgurl(String imgurl) {this.imgurl = imgurl;}public Long getId() {return id;}public void setId(Long id) {this.id = id;}public String getName() {return name;}public void setName(String name) {this.name = name;}public String getSex() {return sex;}public void setSex(String sex) {this.sex = sex;}public int getAge() {return age;}public void setAge(int age) {this.age = age;}public String getPhone() {return phone;}public void setPhone(String phone) {this.phone = phone;}
}
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