概述:本文将介绍SSH框架的简单整合过程,并实现用户的登录和注册

(1)先放两张图

SSH,SSM,SringBoot百度指数

SSH框架整合案例

(2)g**近三个月趋势比较

SSH框架整合案例

(2)SSH版本说明

Spring:5.1.5.RELEASE

Struts2:2.5.20

Hibernate:5.4.2.Final

MySQL:5.1.47

c3p0:0.9.5.4

1、创建maven项目

(1)按照java MVC模型创建项目

项目结构如图:

SSH框架整合案例

(2)引入boostrap前端框架

2、pom.xml依赖

<properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
    <maven.compiler.source>1.7</maven.compiler.source>
    <maven.compiler.target>1.7</maven.compiler.target>
​
    <spring.version>5.1.5.RELEASE</spring.version>
    <struts2.version>2.5.20</struts2.version>
    <hibernate.version>5.4.2.Final</hibernate.version>
    <mysql.version>5.1.47</mysql.version>
    <log4j2.version>2.11.2</log4j2.version>
</properties>
​
<dependencies>
​
    <!--spring-core-->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-core</artifactId>
        <version>${spring.version}</version>
    </dependency>
    <!--spring-web-->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-web</artifactId>
        <version>${spring.version}</version>
    </dependency>
    <!-- pring-orm-->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-orm</artifactId>
        <version>${spring.version}</version>
    </dependency>
​
    <!--struts2-spring-plugin-->
    <dependency>
        <groupId>org.apache.struts</groupId>
        <artifactId>struts2-spring-plugin</artifactId>
        <version>${struts2.version}</version>
    </dependency>
​
    <!--struts2-core-->
    <dependency>
        <groupId>org.apache.struts</groupId>
        <artifactId>struts2-core</artifactId>
        <version>${struts2.version}</version>
    </dependency>
    <dependency>
        <groupId>org.hibernate</groupId>
        <artifactId>hibernate-core</artifactId>
        <version>${hibernate.version}</version>
    </dependency>
    <!--mysql-->
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <version>${mysql.version}</version>
    </dependency>
​
    <dependency>
        <groupId>com.mchange</groupId>
        <artifactId>c3p0</artifactId>
        <version>0.9.5.2</version>
    </dependency>
​
    <!--javax.servlet-api-->
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>4.1.0</version>
    </dependency>
    <!--aspectj-->
    <dependency>
        <groupId>org.aspectj</groupId>
        <artifactId>aspectjweaver</artifactId>
        <version>1.9.2</version>
    </dependency>
​
    <dependency>
        <groupId>org.apache.logging.log4j</groupId>
        <artifactId>log4j-core</artifactId>
        <version>${log4j2.version}</version>
    </dependency>
    <dependency>
        <groupId>org.apache.logging.log4j</groupId>
        <artifactId>log4j-api</artifactId>
        <version>${log4j2.version}</version>
    </dependency>
​
    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-log4j12</artifactId>
        <version>1.7.25</version>
    </dependency>
​
    <dependency>
        <groupId>junit</groupId>
        <artifactId>junit</artifactId>
        <version>4.11</version>
        <scope>test</scope>
    </dependency>
</dependencies>

 

3、web.xml配置

<?xml version="1.0" encoding="UTF-8"?>
<web-app version="4.0" 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">
    <display-name>Archetype Created Web Application</display-name>
    <!--  struts2 filter-->
    <filter>
        <filter-name>struts2</filter-name>
        <filter-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class>
        <init-param>
            <param-name>packages</param-name>
            <param-value>/static/**</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>struts2</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
​
    <!--spring listener-->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
    <!--spring configLocation path-->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:applicationContext.xml</param-value>
    </context-param>
</web-app>

4、applicationContext.xml配置

<?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/beans
        http://www.springframework.org/schema/beans/spring-beans-4.3.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
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd">
​
    <!-- 开启包扫描,并注册注解 -->
    <context:component-scan base-package="com.inspur.*"/>
    <!-- 引入属性文件 -->
    <context:property-placeholder location="classpath:jdbc.properties"/>
​
    <!-- 配置C3P0连接池 -->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <!-- 数据库连接相关信息 -->
        <property name="jdbcUrl" value="${jdbc.url}"/>
        <property name="driverClass" value="${jdbc.driverClass}"/>
        <property name="user" value="${jdbc.username}"/>
        <property name="password" value="${jdbc.password}"/>
    </bean>
​
    <!-- 配置Hibernate的SessionFactory -->
    <bean id="sessionFactory" class="org.springframework.orm.hibernate5.LocalSessionFactoryBean">
        <!-- 注入连接池 -->
        <property name="dataSource" ref="dataSource"/>
        <!-- 配置Hibernate属性 -->
        <property name="hibernateProperties">
            <props>
                <prop key="hibernate.show_sql">true</prop><!-- 是否展示SQL -->
                <prop key="hibernate.hbm2ddl.auto">update</prop><!-- 是否自动创建表结构 -->
                <prop key="hibernate.dialect">org.hibernate.dialect.MySQL5Dialect</prop>
                <prop key="hibernate.connection.url">jdbc:mysql://localhost:3306/ssh</prop>
                <prop key="hibernate.connection.driver_class">com.mysql.jdbc.Driver</prop>
            </props>
        </property>
        <!-- 扫描并加载注解过的实体类 -->
        <property name="packagesToScan" value="com.inspur.model"/>
    </bean>
​
    <!-- 配置事务管理器 -->
    <bean id="transactionManager" class="org.springframework.orm.hibernate5.HibernateTransactionManager">
        <!-- 注入SessionFactory -->
        <property name="sessionFactory" ref="sessionFactory"/>
    </bean>
​
    <!-- 配置事务增强 -->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <!-- 配置需要进行事务管理的方法,和事务传播行为 -->
            <tx:method name="save*" propagation="REQUIRED"/>
            <tx:method name="update*" propagation="REQUIRED"/>
            <tx:method name="delete*" propagation="REQUIRED"/>
        </tx:attributes>
    </tx:advice>
​
    <!-- 配置切面 -->
    <aop:config>
        <!-- 配置切入点 com.inspur.*.service.*+.*(..)
            * com.inspur.service.*+.*(..)
                *:表示方法的作用域,*表示所有
                com.inspur.service.*:表示com.inspur.service下的任何包
                com.inspur.service.*+:表示com.inspur.service下的任何包及其子包
                *(..):*表示任何方法,(..)表示方法的任何参数
         -->
        <aop:pointcut id="pointcut" expression="execution(* com.inspur.service.*+.*(..))"/>
        <!-- 适配切入点和事务增强 -->
        <aop:advisor advice-ref="txAdvice" pointcut-ref="pointcut"/>
    </aop:config>
</beans>

5、jdbc.properties配置

jdbc.url=jdbc:mysql://localhost:3306/ssh?useSSL=true&characterEncoding=UTF-8
jdbc.driverClass=com.mysql.jdbc.Driver
jdbc.username=root
jdbc.password=root

6、log4j.properties配置

log4j.rootCategory=debug, console
log4j.appender.console=org.apache.log4j.ConsoleAppender
log4j.appender.console.layout=org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %5p %t %c{2}:%L - %m%n

7、struts.xml配置

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE struts PUBLIC
        "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
        "http://struts.apache.org/dtds/struts-2.5.dtd">
<struts>
    <constant name="struts.devMode" value="true"/>
    <constant name="struts.action.excludePattern" value="/static/.*?" />
    <!-- 默认访问页面 -->
    <package name="default" extends="struts-default" namespace="/">
        <default-action-ref name="default"/>
        <action name="default">
            <result>/index.jsp</result>
        </action>
    </package>
​
    <!-- 请求转发 -->
    <!-- Struts2在2.5版本后添加strict-method-invocation(严格方法访问),默认为true,不能使用动态方法调用功能,故需设为false -->
    <package name="user" extends="struts-default" strict-method-invocation="false" namespace="/">
        <action name="login" class="com.inspur.action.UserAction" method="login">
            <result name="success">/WEB-INF/views/main.jsp</result>
            <result name="error">/jsp/login.jsp</result>
        </action>
        <action name="logout" class="com.inspur.action.UserAction" method="logout">
            <result name="index" type="redirect">/index.jsp</result>
        </action>
        <action name="user_*" class="com.inspur.action.UserAction" method="{1}User">
            <result name="success">/jsp/login.jsp</result>
            <result name="error">/jsp/register.jsp</result>
        </action>
​
    </package>
​
    <package name="system" extends="struts-default" namespace="/" strict-method-invocation="false">
        <interceptors>
            <interceptor name="LoginInterceptor" class="com.inspur.interceptor.LoginInterceptor"></interceptor>
            <interceptor-stack name="loginStack">
                <interceptor-ref name="LoginInterceptor"></interceptor-ref>
                <interceptor-ref name="defaultStack"></interceptor-ref>
            </interceptor-stack>
        </interceptors>
        <default-interceptor-ref name="loginStack"></default-interceptor-ref>
        <global-results>
            <result name="toLogin" type="redirect">/jsp/login.jsp</result>
        </global-results>
        <action name="emp" class="com.inspur.action.UserAction" method="empList">
            <result name="success">/WEB-INF/views/emp.jsp</result>
            <result name="index">/jsp/login.jsp</result>
        </action>
    </package>
​
</struts>

8、实现代码

(1)用户实体类

User.java

package com.inspur.model;
​
import javax.persistence.*;
​
@Entity
@Table(name = "user",schema = "ssh",catalog = "")
public class User {
    private Integer id;
    private String username;
    private String password;
    private String phone;
    private String email;
​
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    public Integer getId() {
        return id;
    }
​
    public void setId(Integer id) {
        this.id = id;
    }
​
    -----------Getter and Setter------------
}

(2)Dao层

UserDao.java

public interface UserDao {
​
    List<User> findUserByUserNameAndPassword(User user);
    void saveUser(User user);
}

UserDaoImpl.java

@Repository
@Transactional
public class UserDaoImpl implements UserDao {
    private HibernateTemplate hbt;
​
    @Autowired
    public UserDaoImpl(SessionFactory sessionFactory) {
        this.hbt = new HibernateTemplate(sessionFactory);
    }
​
    @Override
    public List<User> findUserByUserNameAndPassword(User user) {
        try {
            DetachedCriteria criteria = DetachedCriteria.forClass(User.class);
            criteria.add(Restrictions.eq("username",user.getUsername()));
            criteria.add(Restrictions.eq("password", user.getPassword()));
            List<User> users = (List<User>) hbt.findByCriteria(criteria);
            return users;
        }catch (Exception e){
            System.out.println(e);
            e.printStackTrace();
            return null;
        }
    }
​
    @Override
    public void saveUser(User user) {
        try {
            hbt.save(user);
        }catch (Exception e){
            System.out.println(e);
        }
​
    }
}
​

(3)Service层

UserService.java

public interface UserService {
    boolean findByUserNameAndPassword(User user);
    void saveOrUpdate(User user);
}

UserServiceImpl.java

@Service
public class UserServiceImpl implements UserService {
    @Autowired
    private UserDao userDao;
    @Override
    public boolean findByUserNameAndPassword(User user) {
        return userDao.findUserByUserNameAndPassword(user).size()>0;
    }
​
    @Override
    public void saveOrUpdate(User user) {
        userDao.saveUser(user);
    }
}

(4)Web层

UserAction.java

@Controller
public class UserAction extends ActionSupport {
​
    @Autowired
    private UserService userService;
​
    private User user;
//登录
    public String login() {
        Map<String,Object> session= ActionContext.getContext().getSession();
        if (session.size()!=0) {
            System.out.println("用户已登录...");
            return SUCCESS;
        }
        if (null==user) {
            return ERROR;
        }
        if (userService.findByUserNameAndPassword(user)) {
            ActionContext.getContext().getSession().put("user", user.getUsername());
            return SUCCESS;
        }
        return ERROR;
    }
//注册
    public String saveUser() {
        if (user != null) {
            try {
                userService.saveOrUpdate(user);
                return SUCCESS;
            }catch (Exception e){
                System.out.println(e);
                return  ERROR;
            }
        }
        return  ERROR;
    }
//登出
    public String logout() {
        Map<String,Object> session= ActionContext.getContext().getSession();
        if (null!=session.get("user")){
            session.remove("user");
        }
        return "index";
    }
​
    //展示用户列表
    public String empList() {
        Map<String,Object> session= ActionContext.getContext().getSession();
        if (null!=session.get("user")){
            return SUCCESS;
        }
        return "index";
    }
    public User getUser() {
        return user;
    }
​
    public void setUser(User user) {
        this.user = user;
    }
}
​

9、注册页面展示

SSH框架整合案例

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