ssm+pagehelper

pom.xml：

<?xml version="1.0" encoding="UTF-8"?>

<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/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>org.example</groupId>
  <artifactId>StudentDormitory</artifactId>
  <version>1.0-SNAPSHOT</version>
  <packaging>war</packaging>

  <properties>
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<!--版本锁定-->
    <maven.compiler.source>1.8</maven.compiler.source>
    <maven.compiler.target>1.8</maven.compiler.target>
    <spring.version>5.2.2.RELEASE</spring.version>
  </properties>

  <dependencies>
<!--spring: context, aop, tx, aspectjweaver-->
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-context</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aop</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-tx</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.aspectj</groupId>
      <artifactId>aspectjweaver</artifactId>
      <version>1.8.8</version>
    </dependency>


<!--springmvc: web, webmvc, jstl, jsp-api, servlet-api-->
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-web</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-webmvc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>jstl</artifactId>
      <version>1.2</version>
    </dependency>
    <dependency>
      <groupId>javax.servlet.jsp</groupId>
      <artifactId>jsp-api</artifactId>
      <version>2.2</version>
    </dependency>
    <dependency>
      <groupId>javax.servlet</groupId>
      <artifactId>servlet-api</artifactId>
      <version>2.5</version>
    </dependency>


<!--mybatis: mybatis, mybatis-spring, mysql-connector-java, jdbc, c3p0, pagehelper-->
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis</artifactId>
      <version>3.5.5</version>
    </dependency>
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis-spring</artifactId>
      <version>2.0.5</version>
    </dependency>
    <dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>8.0.22</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-jdbc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>com.mchange</groupId>
      <artifactId>c3p0</artifactId>
      <version>0.9.5.2</version>
    </dependency>
    <dependency>
      <groupId>com.github.pagehelper</groupId>
      <artifactId>pagehelper</artifactId>
      <version>5.1.2</version>
    </dependency>

<!--lombok-->
      <dependency>
          <groupId>org.projectlombok</groupId>
          <artifactId>lombok</artifactId>
          <version>1.18.16</version>
      </dependency>

<!-- other  -->
      <dependency>
          <groupId>log4j</groupId>
          <artifactId>log4j</artifactId>
          <version>1.2.17</version>
      </dependency>






    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
  </dependencies>

  <build>
    <finalName>StudentDormitory</finalName>
    <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
      <plugins>
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>3.1.0</version>
        </plugin>
        <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->
        <plugin>
          <artifactId>maven-resources-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
          <version>3.8.0</version>
        </plugin>
        <plugin>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.22.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-war-plugin</artifactId>
          <version>3.2.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-install-plugin</artifactId>
          <version>2.5.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-deploy-plugin</artifactId>
          <version>2.8.2</version>
        </plugin>
      </plugins>
    </pluginManagement>

          <!--资源过滤-->
             <resources>
              <resource>
                  <directory>src/main/java</directory>
                  <includes>
                      <include>**/*.properties</include>
                      <include>**/*.xml</include>
                  </includes>
                  <filtering>true</filtering>
              </resource>
              <resource>
                  <directory>src/main/resources</directory>
                  <includes>
                      <include>**/*.properties</include>
                      <include>**/*.xml</include>
                  </includes>
                  <filtering>true</filtering>
              </resource>
          </resources>

  </build>
</project>

1.spring中的applicationContext.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:tx="http://www.springframework.org/schema/tx"
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
    http://www.springframework.org/schema/tx
    http://www.springframework.org/schema/tx/spring-tx-4.3.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context-4.3.xsd
    http://www.springframework.org/schema/aop
    http://www.springframework.org/schema/aop/spring-aop-4.3.xsd">

	<!-- 开启包扫描-->
	<context:component-scan base-package="com.kk">
                <!--配置哪些注解不扫描-->
		<context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" />
	</context:component-scan>

    <!-- 读取db.properties -->
    <context:property-placeholder location="classpath:db.properties"/>
    <!--配置数据源， 配置c3p0连接池-->
	<bean id="dataSource"
                           class="com.mchange.v2.c3p0.ComboPooledDataSource">
		<!--数据库驱动 -->
		<property name="driverClass" value="${jdbc.driver}" />
		<!--连接数据库的url -->
		<property name="jdbcUrl" value="${jdbc.url}" />
		<!--连接数据库的用户名 -->
		<property name="user" value="${jdbc.username}" />
		<!--连接数据库的密码 -->
		<property name="password" value="${jdbc.password}" />
		<!--最大连接数 -->
		<property name="maxPoolSize" value="${jdbc.maxTotal}" />
		<!--最大空闲连接  -->
		<property name="maxIdleTime" value="${jdbc.maxIdle}" />
		<!--初始化连接数  -->
		<property name="initialPoolSize" value="${jdbc.initialSize}" />
	</bean>

     <!-- 事务管理器，依赖于数据源 -->
	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="dataSource" />
	</bean>
    <!-- 开启事务注解 -->
	<tx:annotation-driven transaction-manager="transactionManager"/>

	<!--spring整合mybatis-->
	<!-- 配置MyBatis工厂SqlSessionFactory -->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="dataSource" ref="dataSource"/>

	</bean>

      	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
	    <property name="dataSource" ref="dataSource"></property>	
                <!-- 扫描 pojo，使用别名 -->
		<property name="typeAliasesPackage" value="com.keshen.library.pojo"></property>
                <!-- 扫描映射文件 -->  
	        <property name="mapperLocations">
	        <list>
	            <value>classpath*:mapper/*Mapper.xml</value>
	        </list>
	    </property>

                  <!--配置分页插件-->
		<property name="plugins">
			<array>
				<bean class="com.github.pagehelper.PageInterceptor">
					<property name="properties">
						<value>
							<!--指定分页插件使用哪种方言-->
							helperDialect=mysql
							<!--true时,会将RowBounds中的offset参数当成pageNum使用-->
							offsetAsPageNum=true
							<!--true时,使用RowBounds分页会进行count查询-->
							rowBoundsWithCount=true
							<!--true时,如果pageSize=0,RowBounds.limit=0就会查询出全部的结果-->
							pageSizeZero=true
							<!--true时,pageNum<=0会查询第一页, pageNum>=pages（超过总数时）,会查询最后一页。
							默认 false 时, 直接根据参数进行查询-->
							reasonable=true
						</value>
					</property>
				</bean>
			</array>
		</property>
		<property name="configLocation" value="classpath:SqlMapConfig.xml"/>

	</bean>

      <!-- 扫描Mapper映射配置 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.kk.dao"/>
    </bean>

</beans>

2.mybatis中的SqlMapConfig.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE configuration
        PUBLIC
        "-//mybatis.org//DTD Config 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-config.dtd" >
<configuration>
<!--    1.配置数据源，交给spring去做-->

<!--    配置分页插件,交给spring去做-->

<!--    2.给pojo包下的所有类取别名,也可以交给spring
    <typeAliases>
        <package name="com.kk.pojo"/>
    </typeAliases>
-->
    
</configuration>

3.springMVC中的springMVC.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: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.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd">

    <!--开启注解驱动-->
    <mvc:annotation-driven/>

    <!--静态资源过滤-->
    <mvc:default-servlet-handler/>

    <!--开启组件扫描.扫描包-->
    <context:component-scan base-package="com.kk.controller"/>

    <!--视图解析器-->
    <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/WEB-INF/pages/"/>
        <property name="suffix" value=".jsp"/>
    </bean>

      	<!--配置静态资源的访问映射，此配置中的文件，将不被前端控制器拦截 -->
	<mvc:resources location="/js/" mapping="/js/**"/>
	<mvc:resources location="/css/" mapping="/css/**"/>
	<mvc:resources location="/fonts/" mapping="/fonts/**"/>
	<mvc:resources location="/images/" mapping="/images/**"/>
	<mvc:resources location="/lib/" mapping="/lib/**"/>
	<mvc:resources location="/layui_exts/" mapping="/layui_exts/**"/>
</beans>

web.xml：

<?xml version="1.0" encoding="UTF-8"?>
        <web-app version="3.0" xmlns="http://java.sun.com/xml/ns/javaee"
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
       http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
  <display-name>Archetype Created Web Application</display-name>

  <!--编码过滤器-->
  <filter>
    <filter-name>characterEncodingFilter</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>characterEncodingFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

<!--前端控制器-->
  <servlet>
    <servlet-name>dispatcherServlet</servlet-name>
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    <init-param>
      <param-name>contextConfigLocation</param-name>
      <param-value>classpath:springMVC.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup>
  </servlet>
  <servlet-mapping>
    <servlet-name>dispatcherServlet</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>


  <!-- spring监听器-->
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  <listener>
    <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class>
  </listener>
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>classpath:applicationContext.xml</param-value>
  </context-param>

</web-app>