SSH框架整合2 / 憋错料

===========================================web.xml===================================================
<?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_4_0.xsd"
         version="4.0">

    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath*:spring.xml</param-value>
    </context-param>
    <!--配置监听器-->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <!--配置OpenSessionInView,需要配置在struts过滤器之前，否则会被过滤掉-->
    <filter>
        <filter-name>openSessionInView</filter-name>
        <filter-class>org.springframework.orm.hibernate5.support.OpenSessionInViewFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>openSessionInView</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- Struts核心过滤器 -->
    <filter>
        <filter-name>struts2</filter-name>
        <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>struts2</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
</web-app>

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

<!--开启注解-->    <context:annotation-config/>    <!--告知spring要去哪个包找注解-->    <context:component-scan base-package="com.ibeifeng.ssh"/>    <aop:aspectj-autoproxy/>

<bean name="myDataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">        <!--配置数据库信息-->        <property name="driverClassName" value="com.mysql.jdbc.Driver"/>        <property name="url" value="jdbc:mysql://localhost:3306/houserent"/>        <property name="username" value="root"/>        <property name="password" value="123456"/>    </bean>

<!--配置session信息-->    <bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">        <property name="dataSource" ref="myDataSource"/>        <!--由于这里我们使用的是注解的方式得到属性，因此使用packagesToScan,        若在hibernate中使用hibernate.cfg.xml则在此处就使用mappingResources,        作用是指定从哪个包中查找注解的model-->        <property name="packagesToScan">            <value>com.ssh.model</value>        </property>        <!--配置hibernate属性-->        <property name="hibernateProperties">            <props>                <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop>                <prop key="hibernate.hbm2ddl.auto">update</prop>                <prop key="hibernate.show_sql">true</prop>            </props>        </property>    </bean>

<bean id="txManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">        <!--注入sessionFactory-->        <property name="sessionFactory" ref="sessionFactory"/>    </bean>

<!--配置事务增强，以及哪些方法使用什么样的规则-->    <tx:advice id="txAdvice" transaction-manager="txManager">        <tx:attributes>            <!--*号表示所有的方法都加入事务-->            <tx:method name="*" propagation="REQUIRED"/>        </tx:attributes>    </tx:advice>

<!--spring事务的实现是基于AOP方式-->    <aop:config>        <!--定义切入点-->        <aop:pointcut id="allMethod" expression="execution(* com.ssh.dao.*.*(..))"/>        <aop:advisor advice-ref="txAdvice" pointcut-ref="allMethod"/>    </aop:config></beans>

============================================struts.xml=================================================

<?xml version="1.0" encoding="UTF-8"?><!DOCTYPE struts PUBLIC        "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN"        "http://struts.apache.org/dtds/struts-2.3.dtd"><struts>    <constant name="struts.devMode" value="true"/>    <constant name="struts.enable.DynamicMethodInvocation" value="true"/>    <package name="default" extends="struts-default">

<!--使用通配符-->        <action name="*_*" class="{1}Controller" method="{2}">            <result name="success">{2}.jsp</result>        </action>    </package></struts>


===================================IBaseDao.java()(BaseDao的接口)=======================================

package com.ssh.dao;

public interface IBaseDao<T> {    public void add(T t);    public void update(T t);    public void delete(int id);    public T load(int id);//    public List<T> list();}

==============================BaseDao.java()(BaseDao实现类)===========================================

package com.ssh.dao;

import org.hibernate.SessionFactory;import org.springframework.orm.hibernate5.support.HibernateDaoSupport;

import javax.annotation.Resource;import java.lang.reflect.ParameterizedType;

public class BaseDao<T> extends HibernateDaoSupport implements IBaseDao<T> {    /*BaseDao继承了HibernateDaoSupport，在HibernateDaoSupport中存在setSessionFactory方法可以直接    设置SessionFactory，后面就不需要每次都去获取SessionFactory    * */    @Resource(name = "sessionFactory")    private void setSuperSessionFactory(SessionFactory sessionFactory){        super.setSessionFactory(sessionFactory);    }

@Override    public void add(T t) {        this.getHibernateTemplate().save(t);    }

@Override    public void update(T t) {        this.getHibernateTemplate().update(t);    }

@Override    public void delete(int id) {        this.getHibernateTemplate().delete(id);    }

public Class<T> getCla(){        return (Class<T>)(((ParameterizedType)                (this.getClass().getGenericSuperclass()))                .getActualTypeArguments()[0]);    }

@Override    public T load(int id) {        /*由于在load()方法中需要给一个类作为参数，但现在还不知道具体是哪个类，因此需要        一个得到类的方法getCla()         */        //在这里若使用load()方法需要在web.xml里面配置OpenSessionInView的过滤器,若使用get()则不要        //return this.getHibernateTemplate().get(getCla(),id);        return this.getHibernateTemplate().load(getCla(),id);    }

/*由于在Hibernate5中find()方法以及被取消，所以该段注释掉    @Override    public List<T> list() {        return (List<T>)this.getHibernateTemplate().find("Group");    }

*/

===============================IGroupDao.java()(GroupDao的接口)====================================

package com.ssh.dao;

import com.ssh.model.Group;

public interface IGroupDao extends IBaseDao<Group>{}

================================GroupDao.java()(GroupDao实现类)========================================

package com.ssh.dao;

import com.ssh.model.Group;import org.springframework.stereotype.Repository;

@Repositorypublic class GroupDao extends BaseDao<Group> implements IGroupDao {

}

======================================IEmpDao.java()(EmpDao接口)==========================================

package com.ssh.dao;

import com.ssh.model.Employee;

public interface IEmpDao extends IBaseDao<Employee> {}

========================================EmpDao.java()(EmpDao实现类)==========================================

package com.ssh.dao;

import com.ssh.model.Employee;

public class EmpDao extends BaseDao<Employee> implements IEmpDao {}

==================================IGroupService.java()(GroupService接口)=================================

package com.ssh.service;

import com.ssh.model.Group;

public interface IGroupService {    public void save(Group group);    public Group load(int id);    //GroupService需要使用哪些方法只要在接口中添加即可}

============================GroupService.java()(GroupService实现类)======================================

package com.ssh.service;

import com.ssh.dao.IGroupDao;import com.ssh.model.Group;import org.springframework.stereotype.Service;import javax.annotation.Resource;

@Servicepublic class GroupService implements IGroupService {    private IGroupDao groupDao;

@Resource    public void setGroupDao(IGroupDao groupDao) {        this.groupDao = groupDao;    }

@Override    public void save(Group group) {        groupDao.add(group);    }

@Override    public Group load(int id) {        return null;    }}


=======================GroupController.java()(GroupController实现类)======================================

package com.ssh.controller;

import com.ssh.model.Group;import com.ssh.service.IGroupService;import org.springframework.stereotype.Controller;import javax.annotation.Resource;

@Controller("groupController")public class GroupController {    private IGroupService groupService;    //需要保存哪些类的数据，就在这里定义哪些类来接收数据    private Group group;

public Group getGroup() {        return group;    }

public void setGroup(Group group) {        this.group = group;    }

@Resource    public void setGroupService(IGroupService groupService) {        this.groupService = groupService;    }

public String add(){        groupService.save(group);        return "success";    }}

===================================Group.java()(Group实现类)==============================================

package com.ssh.model;

import org.hibernate.annotations.GenericGenerator;import javax.persistence.*;

@Entity@Table(name="t_group")public class Group {    private int id;    private String name;

public Group(){}

public Group(int id, String name) {        this.id = id;        this.name = name;    }

@Id    @GenericGenerator(name = "increment",strategy = "increment")    @GeneratedValue(generator = "increment")    public int getId() {        return id;    }

public void setId(int id) {        this.id = id;    }

@Column(name="name")    public String getName() {        return name;    }

public void setName(String name) {        this.name = name;    }

@Override    public String toString() {        return "Group{" +                "id=" + id +                ", name=‘" + name + ‘\‘‘ +                ‘}‘;    }}

=================================Employee.java()(Employee实现类)==========================================

package com.ssh.model;

import org.hibernate.annotations.GenericGenerator;

import javax.persistence.*;

@Entity@Table(name = "t_emp")public class Employee {    private int id;    private String name;    private String salary;

public Employee(){}

public Employee(int id, String name, String salary) {        this.id = id;        this.name = name;        this.salary = salary;    }

@Id    @GenericGenerator(name = "increment", strategy = "increment")    @GeneratedValue(generator = "increment")    public int getId() {        return id;    }

public void setId(int id) {        this.id = id;    }

@Column(name = "name")    public String getName() {        return name;    }

public void setName(String name) {        this.name = name;    }

@Column(name = "salary")    public String getSalary() {        return salary;    }

public void setSalary(String salary) {        this.salary = salary;    }

@Override    public String toString() {        return "Employee{" +                "id=" + id +                ", name=‘" + name + ‘\‘‘ +                ", salary=‘" + salary + ‘\‘‘ +                ‘}‘;    }}

==================================add.jsp(路径为:/web/group/add.jsp)==========================================

<%@ page contentType="text/html;charset=UTF-8" language="java" %><html><head>    <title>add</title></head><body><form method="post" action="group_add">    组名：<input type="text" name="group.name">    <input type="submit" value="保存"></form></body></html>

原文地址：https://www.cnblogs.com/helloworldlx/p/9215911.html

时间： 2024-08-01 21:15:20

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