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  • 基于Javaweb的员工/学生信息管理系统的设计与实现

    基于Javaweb的员工/学生信息管理系统的设计与实现 最后编辑:2021-01-16
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    Spring+Mybatis快速开发人员信息管理系统

    相似案例

    基于Javaweb的员工信息管理系统的设计与实现

    基于Javaweb的学生信息管理系统的设计与实现

    基于Javaweb的人员信息管理系统的设计与实现

    项目介绍

    案例:人员信息管理系统

    主要技术:Servlet、JSP、Spring IOC、Spring AOP、Mybatis、Mybatis整合Spring、MySQL

    开发环境:数据库MySQL5.7、Web容器Tomcat8.5、开发工具Intellij IDEA

    项目结构

    三层架构:持久层Mybatis、表现层Servlet+JSP、Spring管理对象,切面处理

    基于MVC模式:视图JSP、模型JavaBean、控制器Servlet+JavaBean

    效果展示

    项目实现

    数据库设计

    SET NAMES utf8mb4;
    SET FOREIGN_KEY_CHECKS = 0;
    
    -- ----------------------------
    -- Table structure for department
    -- ----------------------------
    DROP TABLE IF EXISTS `department`;
    CREATE TABLE `department` (
      `id` int(11) NOT NULL AUTO_INCREMENT,
      `name` varchar(20) NOT NULL,
      `address` varchar(100) DEFAULT NULL,
      PRIMARY KEY (`id`)
    ) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8;
    
    -- ----------------------------
    -- Records of department
    -- ----------------------------
    BEGIN;
    INSERT INTO `department` VALUES (1, '人事部', '综合楼');
    INSERT INTO `department` VALUES (2, '外交部', '北京');
    COMMIT;
    
    -- ----------------------------
    -- Table structure for log
    -- ----------------------------
    DROP TABLE IF EXISTS `log`;
    CREATE TABLE `log` (
      `opr_time` datetime NOT NULL,
      `type` varchar(10) NOT NULL,
      `operator` varchar(20) NOT NULL,
      `moudle` varchar(20) NOT NULL,
      `operation` varchar(20) NOT NULL,
      `result` varchar(100) NOT NULL
    ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
    
    -- ----------------------------
    -- Records of log
    -- ----------------------------
    BEGIN;
    INSERT INTO `log` VALUES ('2018-09-19 23:13:15', 'login', 'geek', 'SelfController', 'login', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:19', 'operation', 'geek', 'LogController', 'systemLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:20', 'operation', 'geek', 'LogController', 'loginLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:24', 'operation', 'geek', 'StaffController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:33', 'operation', 'geek', 'StaffController', 'edit', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:33', 'operation', 'geek', 'StaffController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:35', 'operation', 'geek', 'LogController', 'operationLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:45', 'operation', 'geek', 'LogController', 'loginLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:47', 'operation', 'geek', 'LogController', 'systemLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:48', 'operation', 'geek', 'LogController', 'operationLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:50', 'operation', 'geek', 'DepartmentController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:51', 'operation', 'geek', 'StaffController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:13:55', 'operation', 'geek', 'LogController', 'operationLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:14:02', 'operation', 'geek', 'StaffController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:14:03', 'operation', 'geek', 'DepartmentController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-19 23:14:06', 'operation', 'geek', 'LogController', 'operationLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-20 15:45:17', 'login', 'geek', 'SelfController', 'login', '成功');
    INSERT INTO `log` VALUES ('2018-09-20 15:45:38', 'operation', 'geek', 'StaffController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-20 15:46:27', 'operation', 'geek', 'DepartmentController', 'list', '成功');
    INSERT INTO `log` VALUES ('2018-09-20 15:46:42', 'operation', 'geek', 'LogController', 'operationLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-20 15:47:01', 'operation', 'geek', 'LogController', 'loginLog', '成功');
    INSERT INTO `log` VALUES ('2018-09-20 15:47:15', 'operation', 'geek', 'LogController', 'systemLog', '成功');
    COMMIT;
    
    -- ----------------------------
    -- Table structure for staff
    -- ----------------------------
    DROP TABLE IF EXISTS `staff`;
    CREATE TABLE `staff` (
      `id` int(11) NOT NULL AUTO_INCREMENT,
      `account` varchar(20) NOT NULL,
      `password` varchar(20) NOT NULL,
      `status` varchar(10) NOT NULL,
      `did` int(11) DEFAULT NULL,
      `name` varchar(20) DEFAULT NULL,
      `sex` varchar(2) DEFAULT NULL,
      `id_number` char(18) DEFAULT NULL,
      `work_time` datetime DEFAULT NULL,
      `leave_time` datetime DEFAULT NULL,
      `born_date` date DEFAULT NULL,
      `info` varchar(200) DEFAULT NULL,
      PRIMARY KEY (`id`)
    ) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8;
    
    -- ----------------------------
    -- Records of staff
    -- ----------------------------
    BEGIN;
    INSERT INTO `staff` VALUES (1, 'geek', '111111', '1', 1, 'geekerstar', '男', '38424923482', '2018-09-19 22:48:46', '2018-09-19 22:48:51', '2018-09-12', NULL);
    INSERT INTO `staff` VALUES (2, 'hehe', '123456', '正常', 1, '哈哈', '男', '3242343534534', '2018-09-19 22:50:15', NULL, '2010-04-02', '213231');
    COMMIT;
    
    SET FOREIGN_KEY_CHECKS = 1;
    

     

    项目结构

    • sm:父Module、全局定义与组织
    • sm_service:持久层、业务层
    • sm_web:表现层、Servlet依赖

    Spring全局配置

    <?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:aop="http://www.springframework.org/schema/aop"
           xmlns:tx="http://www.springframework.org/schema/tx"
           xsi:schemaLocation="http://www.springframework.org/schema/beans
        http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/aop
        http://www.springframework.org/schema/aop/spring-aop.xsd
        http://www.springframework.org/schema/tx
        http://www.springframework.org/schema/tx/spring-tx.xsd">
    
        <!--spring整合mybatis-->
    <!--    配置数据源-->
        <bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
            <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
            <property name="url" value="jdbc:mysql:///sm?useUnicode=true&amp;characterEncoding=utf-8"/>
            <property name="username" value="root"/>
            <property name="password" value="210819"/>
        </bean>
    
    <!--    Mybatis配置-->
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <property name="dataSource" ref="dataSource"/>
            <property name="typeAliasesPackage" value="com.geekerstar.sm.entity"/>
        </bean>
    
    <!--    自动映射-->
        <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
            <property name="basePackage" value="com.geekerstar.sm.dao"/>
            <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
        </bean>
    
        <!--声明式事务-->
        <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
            <property name="dataSource" ref="dataSource"/>
        </bean>
        <tx:advice id="txAdvice" transaction-manager="transactionManager">
            <tx:attributes>
                <tx:method name="get*" read-only="true"/>
                <tx:method name="find*" read-only="true"/>
                <tx:method name="search*" read-only="true"/>
                <tx:method name="*" propagation="REQUIRED"/>
            </tx:attributes>
        </tx:advice>
        <aop:config>
            <aop:pointcut id="txPointcut" expression="execution(* com.geekerstar.sm.service.*.*(..))"/>
            <aop:advisor advice-ref="txAdvice" pointcut-ref="txPointcut"/>
        </aop:config>
    
        <!--全局扫描-->
        <context:component-scan base-package="com.geekerstar.sm"/>
        <aop:aspectj-autoproxy/>
    </beans>
    

     

    部分代码

    编码过滤器

    import javax.servlet.*;
    import java.io.IOException;
    
    public class EncodingFilter implements Filter {
    
        private String encoding = "UTF-8";
    
        @Override
        public void init(FilterConfig filterConfig) throws ServletException {
            if (filterConfig.getInitParameter("ENCODING")!=null)
                encoding = filterConfig.getInitParameter("ENCODING");
        }
    
        @Override
        public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
            servletRequest.setCharacterEncoding(encoding);
            servletResponse.setCharacterEncoding(encoding);
            filterChain.doFilter(servletRequest,servletResponse);
        }
    
        @Override
        public void destroy() {
            encoding=null;
        }
    }

     

    配置文件

    <!--  编码过滤器-->
      <filter>
        <filter-name>Encoding</filter-name>
        <filter-class>com.geekerstar.sm.global.EncodingFilter</filter-class>
        <init-param>
          <param-name>ENCODING</param-name>
          <param-value>UTF-8</param-value>
        </init-param>
      </filter>
    
      <filter-mapping>
        <filter-name>Encoding</filter-name>
        <url-pattern>/*</url-pattern>
      </filter-mapping>

    核心控制器

    Servlet对象由Web容器管理、Service对象由IOC容器管理

     

    import org.springframework.context.ApplicationContext;
    import org.springframework.context.support.ClassPathXmlApplicationContext;
    
    import javax.servlet.GenericServlet;
    import javax.servlet.ServletException;
    import javax.servlet.ServletRequest;
    import javax.servlet.ServletResponse;
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    import java.io.IOException;
    import java.lang.reflect.InvocationTargetException;
    import java.lang.reflect.Method;
    
    public class DispatcherServlet extends GenericServlet {
    
        private ApplicationContext context;
    
        public void init() throws ServletException {
            super.init();
            context = new ClassPathXmlApplicationContext("spring.xml");
        }
        @Override
        public void service(ServletRequest servletRequest, ServletResponse servletResponse) throws ServletException, IOException {
            HttpServletRequest request =(HttpServletRequest)servletRequest;
            HttpServletResponse response = (HttpServletResponse)servletResponse;
    
            String path = request.getServletPath().substring(1);
            String beanName= null;
            String methodName =null;
            int index = path.indexOf('/');
            if (index!=-1){
                beanName=path.substring(0,index)+"Controller";
                methodName = path.substring(index+1,path.indexOf(".do"));
            }else{
                beanName="selfController";
                methodName = path.substring(0,path.indexOf(".do"));
            }
            Object obj = context.getBean(beanName);
            try {
                Method method = obj.getClass().getMethod(methodName,HttpServletRequest.class,HttpServletResponse.class);
                try {
                    method.invoke(obj,request,response);
                } catch (IllegalAccessException e) {
                    e.printStackTrace();
                } catch (InvocationTargetException e) {
                    e.printStackTrace();
                }
            } catch (NoSuchMethodException e) {
                e.printStackTrace();
            }
        }
    }
    
    <servlet>
        <servlet-name>Global</servlet-name>
        <servlet-class>com.geekerstar.sm.global.DispatcherServlet</servlet-class>
      </servlet>
      <servlet-mapping>
        <servlet-name>Global</servlet-name>
        <url-pattern>*.do</url-pattern>
      </servlet-mapping>

     

     

     

     

     

     

     

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