我的idea是13.1.3
首先点击 File - New Project - 选择maven ,并且在右面选择maven-archtype-webapp选项,如图所示
点击next后,出现填写GroupId和Artifactid,一般GroupId写com.***.项目,Artifactid写你的项目名称
然后点击next
点击next
Project name 项目名称,location项目地址,随后点击finish,如果未创建例如我的E盘csdn文件夹,会提示是否创建,点OK
随后idea进行下载目录结构,如果网络慢的话,可能会等比较长时间。 创建好目录之后提示信息,忽略那条waring...如下图
先看一下项目 目录的结构
现在是一个大的project,我们可以右键csdn项目new 一个Module命名为csdn-front前端模块,在右键new一个Module命名为csdn-service作为数据模块,步骤过程和上面一样,过程略去,(这里面,new的Module也都是maven项目,记得和上述过程一样哦)直接展示new好的目录结构
我这里的csdn-front中的main目录下java目录是自己手动创建的,会发现他是蓝色的,如果刚接触idea不久可能不知道如何创建java目录,还是new 一个文件夹命名为java,然后操作如下图所示
酱紫就是蓝色的java目录了
现在配置pom.文件,打开csdn-front里的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"> <!--<parent>--> <!--<artifactId>csdn</artifactId>--> <!--<groupId>com.wangjianxin.csdn</groupId>--> <!--<version>1.0-SNAPSHOT</version>--> <!--</parent>--> <modelVersion>4.0.0</modelVersion> <groupId>com.wangjianxin.csdn</groupId> <artifactId>csdn-front</artifactId> <packaging>war</packaging> <name>csdn-fron</name> <version>1.0-SNAPSHOT</version> <url>http://maven.apache.org</url> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <spring.version>4.0.5.RELEASE</spring.version> <commons-lang3.version>3.1</commons-lang3.version> <commons-codec.version>1.6</commons-codec.version> <version.shiro>1.2.2</version.shiro> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <dependency> <groupId>com.typesafe.akka</groupId> <artifactId>akka-actor_2.10</artifactId> <version>2.3.6</version> </dependency> <dependency> <groupId>com.wangjianxin.csdn</groupId> <artifactId>csdn-service</artifactId> <version>1.0-SNAPSHOT</version> </dependency> <!-- commons-lang3 --> <dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-lang3</artifactId> <version>3.1</version> </dependency> <!-- Apache Shiro: Security. --> <dependency> <groupId>org.apache.shiro</groupId> <artifactId>shiro-core</artifactId> <version>${version.shiro}</version> </dependency> <dependency> <groupId>org.apache.shiro</groupId> <artifactId>shiro-web</artifactId> <version>${version.shiro}</version> </dependency> <dependency> <groupId>org.apache.shiro</groupId> <artifactId>shiro-spring</artifactId> <version>${version.shiro}</version> </dependency> <dependency> <groupId>org.apache.shiro</groupId> <artifactId>shiro-aspectj</artifactId> <version>${version.shiro}</version> </dependency> <dependency> <groupId>org.apache.shiro</groupId> <artifactId>shiro-ehcache</artifactId> <version>${version.shiro}</version> <exclusions> <exclusion> <artifactId>ehcache-core</artifactId> <groupId>net.sf.ehcache</groupId> </exclusion> </exclusions> </dependency> <!-- httpClient --> <dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpclient</artifactId> <version>4.3.3</version> </dependency> <dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpcore</artifactId> <version>4.3.1</version> </dependency> <dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpmime</artifactId> <version>4.3.2</version> </dependency> <!-- @Confugiration依赖包,bean生成相关 --> <dependency> <groupId>org.aspectj</groupId> <artifactId>aspectjweaver</artifactId> <version>1.6.12</version> </dependency> <dependency> <groupId>cglib</groupId> <artifactId>cglib-nodep</artifactId> <version>2.2</version> </dependency> <!-- spring --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>${spring.version}</version> <exclusions> <exclusion> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context-support</artifactId> <version>${spring.version}</version> </dependency> <!-- WEB begin --> <!-- spring mvc --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> <version>1.1.1</version> </dependency> <!-- spring mvc end--> <!-- j2ee web spec--> <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>2.5</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <dependency> <groupId>org.apache.velocity</groupId> <artifactId>velocity</artifactId> <version>1.7</version> </dependency> <dependency> <groupId>opensymphony</groupId> <artifactId>sitemesh</artifactId> <version>2.4.2</version> </dependency> <!-- kaptcha验证码 --> <dependency> <groupId>com.google.code.kaptcha</groupId> <artifactId>kaptcha</artifactId> <version>2.3.2</version> </dependency> <!-- WEB end --> <!-- logger --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>1.7.5</version> </dependency> <!-- json --> <dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-core-asl</artifactId> <version>1.9.12</version> </dependency> <dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-mapper-asl</artifactId> <version>1.9.12</version> </dependency> <!-- json --> <dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-core-asl</artifactId> <version>1.9.12</version> </dependency> <dependency> <groupId>org.codehaus.jackson</groupId> <artifactId>jackson-mapper-asl</artifactId> <version>1.9.12</version> </dependency> <dependency> <groupId>com.jolbox</groupId> <artifactId>bonecp</artifactId> <version>0.8.0-rc1</version> </dependency> <dependency> <groupId>com.cloudhopper.proxool</groupId> <artifactId>proxool</artifactId> <version>0.9.1</version> </dependency> <!--<dependency>--> <!--<groupId>org.aspectj</groupId >--> <!--<artifactId>aspectjweaver</artifactId >--> <!--<version>1.8.7</version >--> <!--</dependency>--> <!--mybatis--> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.1.0</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.2.2</version> </dependency> <!-- httpclient--> <dependency> <groupId>HTTPClient</groupId> <artifactId>HTTPClient</artifactId> <version>0.3-3</version> </dependency> <!-- 读取csv文件--> <dependency> <groupId>net.sourceforge.javacsv</groupId> <artifactId>javacsv</artifactId> <version>2.0</version> </dependency> <!-- fileupload--> <dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>1.3.1</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.18</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <scope>test</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> <scope>test</scope> </dependency> <dependency> <groupId>com.google.code.gson</groupId> <artifactId>gson</artifactId> <version>2.3</version> </dependency> <dependency> <groupId>com.danga</groupId> <artifactId>memcached</artifactId> <version>2.6.6</version> </dependency> <!--page--> <dependency> <groupId>com.github.miemiedev</groupId> <artifactId>mybatis-paginator</artifactId> <version>1.2.15</version> </dependency> </dependencies> <build> <finalName>csdn-front</finalName> <resources> <resource> <directory>${project.basedir}/src/main/resources</directory> <filtering>true</filtering> </resource> </resources> <testResources> <testResource> <directory>${project.basedir}/src/main/resources</directory> <filtering>true</filtering> </testResource> <testResource> <directory>${project.basedir}/src/test/resources</directory> <filtering>true</filtering> </testResource> </testResources> <plugins> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-surefire-plugin</artifactId> <version>2.9</version> <configuration> <skipTests>true</skipTests> </configuration> </plugin> <!-- jetty服务器 --> <plugin> <groupId>org.mortbay.jetty</groupId> <artifactId>maven-jetty-plugin</artifactId> <version>6.1.12.rc5</version> <configuration> <scanIntervalSeconds>5</scanIntervalSeconds> <connectors> <connector implementation="org.mortbay.jetty.nio.SelectChannelConnector"> <port>8080</port> <maxIdleTime>600000</maxIdleTime> </connector> </connectors> <webAppConfig> <contextPath>/</contextPath> </webAppConfig> </configuration> </plugin> <plugin> <groupId>org.apache.tomcat.maven</groupId> <artifactId>tomcat6-maven-plugin</artifactId> <version>2.2</version> <configuration> <url>http://localhost:8080/manager/html</url> <server>tomcat</server> <server>tomcat</server> <port>8090</port> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-compiler-plugin</artifactId> <version>2.5.1</version> <configuration> <source>1.6</source> <target>1.6</target> <encoding>UTF-8</encoding> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-resources-plugin</artifactId> <version>2.4.1</version> <configuration> <encoding>UTF-8</encoding> </configuration> </plugin> <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-war-plugin</artifactId> <version>2.1.1</version> <configuration> <archiveClasses>true</archiveClasses> <webResources> <resource> <directory>${project.build.directory}/classes</directory> <targetPath>WEB-INF/classes</targetPath> <filtering>false</filtering> <includes> <include>*.xml</include> <include>*.properties</include> </includes> </resource> </webResources> </configuration> </plugin> </plugins> </build> </project>在配置csdn-service里的pom文件,如下
<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/maven-v4_0_0.xsd"> <!--<parent>--> <!--<artifactId>csdn</artifactId>--> <!--<groupId>com.wangjianxin.csdn</groupId>--> <!--<version>1.0-SNAPSHOT</version>--> <!--</parent>--> <modelVersion>4.0.0</modelVersion> <groupId>com.wangjianxin.csdn</groupId> <artifactId>csdn-service</artifactId> <packaging>war</packaging> <name>csdn-service</name> <url>http://maven.apache.org</url> <version>1.0-SNAPSHOT</version> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <spring.version>4.0.5.RELEASE</spring.version> <commons-lang3.version>3.1</commons-lang3.version> <commons-codec.version>1.6</commons-codec.version> <version.shiro>1.2.2</version.shiro> </properties> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <!-- commons-lang3 --> <dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-lang3</artifactId> <version>3.1</version> </dependency> <!-- httpClient --> <dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpclient</artifactId> <version>4.2.1</version> </dependency> <dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpcore</artifactId> <version>4.2.1</version> </dependency> <!-- @Confugiration依赖包,bean生成相关 --> <dependency> <groupId>cglib</groupId> <artifactId>cglib-nodep</artifactId> <version>2.2</version> </dependency> <!-- spring --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-core</artifactId> <version>${spring.version}</version> <exclusions> <exclusion> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> </exclusion> </exclusions> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-orm</artifactId> <version>${spring.version}</version> <type>jar</type> </dependency> <dependency> <groupId>joda-time</groupId> <artifactId>joda-time</artifactId> <version>2.3</version> </dependency> <!--mybatis--> <dependency> <groupId>commons-httpclient</groupId> <artifactId>HttpClient</artifactId> <version>3.0.1</version> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.2.3</version> <scope>provided</scope> </dependency> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.2.2</version> </dependency> <dependency> <groupId>com.github.miemiedev</groupId> <artifactId>mybatis-paginator</artifactId> <version>1.2.15</version> </dependency> <!-- WEB begin --> <!-- spring mvc --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>commons-logging</groupId> <artifactId>commons-logging</artifactId> <version>1.1.1</version> </dependency> <!-- spring mvc end--> <dependency> <groupId>com.danga</groupId> <artifactId>memcached</artifactId> <version>2.6.6</version> </dependency> <!-- j2ee web spec --> <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>2.5</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <!-- logger --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-log4j12</artifactId> <version>1.7.5</version> </dependency> <!-- json --> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.0.0-RC1</version> </dependency> <dependency> <groupId>com.jolbox</groupId> <artifactId>bonecp</artifactId> <version>0.8.0-rc1</version> </dependency> <dependency> <groupId>com.google.code.gson</groupId> <artifactId>gson</artifactId> <version>2.3</version> </dependency> <!-- httpclient--> <dependency> <groupId>HTTPClient</groupId> <artifactId>HTTPClient</artifactId> <version>0.3-3</version> </dependency> <!-- 读取csv文件--> <dependency> <groupId>net.sourceforge.javacsv</groupId> <artifactId>javacsv</artifactId> <version>2.0</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.18</version> </dependency> <dependency> <groupId>commons-dbcp</groupId> <artifactId>commons-dbcp</artifactId> <version>1.2.2</version> </dependency> <dependency> <groupId>commons-lang</groupId> <artifactId>commons-lang</artifactId> <version>2.5</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <scope>test</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-test</artifactId> <version>${spring.version}</version> <scope>test</scope> </dependency> <dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-pool2</artifactId> <version>2.2</version> </dependency> <dependency> <groupId>javax.mail</groupId> <artifactId>mail</artifactId> <version>1.4.7</version> </dependency> <dependency> <groupId>dom4j</groupId> <artifactId>dom4j</artifactId> <version>1.6.1</version> </dependency> <dependency> <groupId>net.sf.json-lib</groupId> <artifactId>json-lib</artifactId> <version>2.4</version> <classifier>jdk15</classifier> </dependency> <dependency> <groupId>xom</groupId> <artifactId>xom</artifactId> <version>1.2.5</version> </dependency> <dependency> <groupId>org.jdom</groupId> <artifactId>jdom</artifactId> <version>1.1</version> </dependency> </dependencies> <build> <finalName>csdn-service</finalName> </build> </project>将包都下载到本地maven库之后,开始写配置文件
在csdn-front中的resources里new spring config
命名爲spring-servlet,内容如下
<?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" xmlns:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.2.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.1.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.1.xsd"> <!-- 扫描组件 --> <context:component-scan base-package="com.wangjianxin.front.controller"> </context:component-scan> <aop:aspectj-autoproxy proxy-target-class="true"/> <!-- 视图解释 --> <!--默认的注解映射的支持--> <mvc:annotation-driven> <mvc:message-converters register-defaults="true"> <bean class="org.springframework.http.converter.StringHttpMessageConverter"> <constructor-arg value="UTF-8"/> </bean> <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter"> <property name="objectMapper"> <bean class="com.github.miemiedev.mybatis.paginator.jackson2.PageListJsonMapper"/> </property> <property name="supportedMediaTypes"> <list> <value>text/json;charset=UTF-8</value> </list> </property> </bean> </mvc:message-converters> </mvc:annotation-driven> <!--设置静态资源handler --> <mvc:default-servlet-handler/> <!-- 支持上传文件 --> <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver"/> <!-- @ResponseBody方法异常处理--> <bean id="mappingJackson2HttpMessageConverter" class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter"> <property name="objectMapper"> <bean class="com.github.miemiedev.mybatis.paginator.jackson2.PageListJsonMapper"/> </property> </bean> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/WEB-INF/jsp/"/> <property name="suffix" value=".jsp"/> </bean> </beans>
<?xml version="1.0" encoding="UTF-8"?> <beans:beans xmlns="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:beans="http://www.springframework.org/schema/beans" xmlns:context="http://www.springframework.org/schema/context" xmlns:tx="http://www.springframework.org/schema/tx" xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd 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/tx http://www.springframework.org/schema/tx/spring-tx.xsd"> <context:component-scan base-package="com.wangjianxin.service"/> <context:component-scan base-package="com.google.code.kaptcha"/> <!--<beans:bean id="ServiceLocator" class="com.wangjianxin.util.ServiceLocator"/>--> <!--<beans:bean id="Producer" class="com.google.code.kaptcha.Producer" abstract="true"/>--> <beans:bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <beans:property name="locations"> <beans:list> <beans:value>classpath:jdbc.properties</beans:value> </beans:list> </beans:property> </beans:bean> <context:annotation-config/> <beans:bean id="dataSource" class="org.logicalcobwebs.proxool.ProxoolDataSource"> <beans:property name="driver" value="com.mysql.jdbc.Driver"/> <beans:property name="driverUrl" value="${jdbcUrl}" /> <beans:property name="user" value="${username}" /> <beans:property name="password" value="${password}" /> <beans:property name="alias" value="Pool_dbname" /> <beans:property name="houseKeepingSleepTime" value="90000" /> <beans:property name="prototypeCount" value="0" /> <beans:property name="maximumConnectionCount" value="50" /> <beans:property name="minimumConnectionCount" value="2" /> <beans:property name="simultaneousBuildThrottle" value="50" /> <beans:property name="maximumConnectionLifetime" value="14400000" /> <beans:property name="houseKeepingTestSql" value="select CURRENT_DATE" /> </beans:bean> <beans:bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <beans:property name="dataSource" ref="dataSource"/> <beans:property name="configLocation" value="classpath:mybatis-config.xml"/> <beans:property name="mapperLocations" value="classpath:/mapping/*.xml"/> <beans:property name="typeAliasesPackage" value="com.wangjianxin.service.model"/> <beans:property name="typeAliases" value="org.springframework.util.LinkedCaseInsensitiveMap"/> </beans:bean> <beans:bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <beans:property name="basePackage" value="com.wangjianxin.service.dao"/> <beans:property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/> </beans:bean> </beans:beans>继续新建xml文件 命名为mybatis-config 如下(这个xml里的settings借鉴了网上的一篇文章,,,)
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE configuration PUBLIC "-//ibatis.apache.org//DTD Config 3.0//EN" "http://ibatis.apache.org/dtd/ibatis-3-config.dtd"> <configuration> <settings> <!--<setting name="cacheEnabled" value="true" />--> <!--<setting name="lazyLoadingEnabled" value="true" />--> <!--<setting name="aggressiveLazyLoading" value="true"/>--> <!-- 这个配置使全局的映射器启用或禁用缓存 --> <setting name="cacheEnabled" value="true"/> <!-- 全局启用或禁用延迟加载。当禁用时,所有关联对象都会即时加载 --> <setting name="lazyLoadingEnabled" value="true"/> <!-- 当启用时,有延迟加载属性的对象在被调用时将会完全加载任意属性。否则,每种属性将会按需要加载 --> <setting name="aggressiveLazyLoading" value="true"/> <!-- 允许或不允许多种结果集从一个单独的语句中返回(需要适合的驱动) --> <setting name="multipleResultSetsEnabled" value="true"/> <!-- 使用列标签代替列名。不同的驱动在这方便表现不同。参考驱动文档或充分测试两种方法来决定所使用的驱动 --> <setting name="useColumnLabel" value="true"/> <!-- 允许JDBC支持生成的键。需要适合的驱动。如果设置为true则这个设置强制生成的键被使用,尽管一些驱动拒绝兼容但仍然有效(比如Derby) --> <setting name="useGeneratedKeys" value="true"/> <!-- 指定MyBatis如何自动映射列到字段/属性。PARTIAL只会自动映射简单,没有嵌套的结果。FULL会自动映射任意复杂的结果(嵌套的或其他情况) --> <setting name="autoMappingBehavior" value="PARTIAL"/> <!-- 配置默认的执行器。SIMPLE执行器没有什么特别之处。REUSE执行器重用预处理语句。BATCH执行器重用语句和批量更新 --> <setting name="defaultExecutorType" value="SIMPLE"/> <!-- 设置超时时间,它决定驱动等待一个数据库响应的时间 --> <setting name="defaultStatementTimeout" value="25000"/> </settings> <plugins> <plugin interceptor="com.github.miemiedev.mybatis.paginator.OffsetLimitInterceptor"> <property name="dialectClass" value="com.github.miemiedev.mybatis.paginator.dialect.MySQLDialect"/> </plugin> </plugins> </configuration>借着配置配置jdbc.properties 如下
type=mysql jdbcUrl=jdbc\:mysql\://localhost\:3306/ssm?autoReconnect\=true&useUnicode\=true&characterEncoding\=UTF-8 username=root password=root bonecp.idleConnectionTestPeriod=60 bonecp.idleConnectionTestPeriodInMinutes=5 bonecp.idleMaxAgeInMinutes=10 bonecp.idleMaxAge=60 bonecp.partitionCount=3 bonecp.minConnectionsPerPartition=2 bonecp.maxConnectionsPerPartition=50 bonecp.acquireIncrement=3 bonecp.statementsCacheSize=50 bonecp.releaseHelperThreads=3 bonecp.defaultAutoCommit=truessm是我的数据库名字,下面root是账号和密码
最后配置web xml文件
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd" > <web-app 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" version="3.0"> <display-name>Archetype Created Web Application</display-name> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring-mybatis.xml</param-value> </context-param> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <listener> <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class> </listener> <listener> <listener-class>com.github.miemiedev.mybatis.paginator.CleanupMybatisPaginatorListener</listener-class> </listener> <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> </filter> <filter-mapping> <filter-name>CharacterEncodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <servlet> <servlet-name>spring</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring-servlet.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>spring</servlet-name> <url-pattern>/</url-pattern> </servlet-mapping> </web-app>
随后开始创建controller 和service
创建controller包,new class文件
package com.wangjianxin.front.controller; import com.wangjianxin.service.manager.StudentManager; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody; import java.util.List; /** * Created by wangjianxin on 2016/10/31. */ @Controller @RequestMapping("/ssm") public class CsdnController { @Autowired private StudentManager studentManager; @RequestMapping(value = "/csdn.json",method = RequestMethod.GET) @ResponseBody public String csdn(){ List lsit = studentManager.selectall(); return lsit.toString(); } @RequestMapping(value = "/csdn.html") public String html(){ return "csdn"; } }
利用@Autowired引入manager 调用manager接口的方法
随后在csdn-service中建立文件夹和类如图
想必这些类目大家都懂得,dao层中的接口方法名和mapping中的xml映射相对应,
StudentManager:
package com.wangjianxin.service.manager; import com.wangjianxin.service.model.Student; import java.util.List; /** * Created by wangjianxin on 2016/10/26. */ public interface StudentManager { List selectall(); }
package com.wangjianxin.service.manager.impl; import com.wangjianxin.service.dao.StudentMapper; import com.wangjianxin.service.manager.StudentManager; import com.wangjianxin.service.model.Student; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import java.util.List; /** * Created by wangjianxin on 2016/10/26. */ @Service public class StudentManagerImpl implements StudentManager{ @Autowired private StudentManager studentManager; @Override public List selectall() { List lsit = studentManager.selectall(); return lsit; } }
package com.wangjianxin.service.manager; import com.wangjianxin.service.model.Student; import java.util.List; /** * Created by wangjianxin on 2016/10/26. */ public interface StudentManager { List selectall(); }
<?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" > <mapper namespace="com.wangjianxin.service.dao.StudentMapper" > <resultMap id="BaseResultMap" type="com.wangjianxin.service.model.Student" > <id column="id" property="id" jdbcType="INTEGER" /> <result column="name" property="name" jdbcType="VARCHAR" /> <result column="age" property="age" jdbcType="INTEGER" /> <result column="hobby" property="hobby" jdbcType="VARCHAR" /> </resultMap> <sql id="Base_Column_List" > id, name, age, hobby </sql> <select id="selectall" resultMap="BaseResultMap" parameterType="java.lang.Integer" > select <include refid="Base_Column_List" /> from student </select> </mapper>
在csdn的WEB-INF的jsp文件夹下面建立csdn.jsp文件
<%-- Created by IntelliJ IDEA. User: wangjianxin Date: 2016/10/31 Time: 13:58 To change this template use File | Settings | File Templates. --%> <%@ page contentType="text/html;charset=UTF-8" language="java" %> <html> <head> <title></title> <script src="/resources/js/jquery-1.10.2.min.js"></script> </head> <body> hello csdn 哈哈~ <input type="button" onclick="getStudent()" value="获取数据" /> <input type="text" id="csdn"/> <script> function getStudent(){ $.ajax({ url:"/ssm/csdn.json", type:"get", success:function (data){ $('#csdb').val(data); } }) } </script> </body> </html>写了个ajax和controller交互。
首先编译项目,cmd 命令切换到csdn项目的目录,mvn install
随后编译成功后可以在idea中的maven Project选项栏里找到csdn-front里的Plugins-jetty-jetty:run运行。
输入地址localhost:8080/ssm/csdn.html