maven搭建spring mvc+spring jdbc项目
2016-03-25 16:17
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上一篇说了maven创建web项目,接下来学习框架配置,由于之前用过SSH,spring mvc+hibernate,相比较来说,个人感觉SSH太过笨重,struts2可能不会退出历史,但是肯定越来越多的程序猿更喜欢更轻量级的spring mvc。而hibernate作为单表操作时候优势大大滴,而多表操作的时候就略显蛋疼了,虽然也支持sql查询,还是觉得不如直接用jdbc算了,看项目需要选择吧,此例子采用spring jdbc,以前没用过,作为学习,记录一下。
框架就是各种蛋疼的配置文件一起堆吧,不多说,上文件。
下一篇BaseDao写完会附上项目源码。
框架就是各种蛋疼的配置文件一起堆吧,不多说,上文件。
1、项目结构图
2、web.xml
<?xml version="1.0" encoding="UTF-8" ?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" 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> <listener> <listener-class>org.springframework.web.util.IntrospectorCleanupListener</listener-class> </listener> <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:*applicationContext.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> <!-- 编码转换器 --> <filter> <filter-name>setCharacter</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>setCharacter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>
3、applicationCotext.xml
这里只是最基本的配置,根据需求可能有些更复杂的配置,以后用到再问度娘就可以。<?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:p="http://www.springframework.org/schema/p" xmlns:mvc="http://www.springframework.org/schema/mvc" 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/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd"> <context:property-placeholder location="classpath:jdbc.properties" /> <!-- 扫描类包,将标注Spring注解的类自动转化Bean,同时完成Bean的注入 --> <context:component-scan base-package="com.mos" /> <!--<context:component-scan base-package="com.mos.action" /> <context:component-scan base-package="com.mos.service.impl" /> <context:component-scan base-package="com.mos.dao.impl" /> <context:component-scan base-package="com.mos.base" />--> <!-- 启动Spring MVC的注解功能,完成请求和注解POJO的映射 --> <mvc:annotation-driven /> <!-- 配置数据源 --> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" > <property name="driverClass" value="${jdbc.driverClassName}"></property> <property name="jdbcUrl" value="${jdbc.url}"></property> <property name="user" value="${jdbc.username}"></property> <property name="password" value="${jdbc.password}"></property> <!--连接池中保留的最小连接数。 --> <property name="minPoolSize" value="5"></property> <!--连接池中保留的最大连接数。Default: 15 --> <property name="maxPoolSize" value="30"></property> <!--初始化时获取的连接数,取值应在minPoolSize与maxPoolSize之间。Default: 3 --> <property name="initialPoolSize" value="10"></property> <!--最大空闲时间,60秒内未使用则连接被丢弃。若为0则永不丢弃。Default: 0 --> <property name="maxIdleTime" value="60"></property> <!--当连接池中的连接耗尽的时候c3p0一次同时获取的连接数。Default: 3 --> <property name="acquireIncrement" value="5"></property> <!--JDBC的标准参数,用以控制数据源内加载的PreparedStatements数量。但由于预缓存的statements 属于单个connection而不是整个连接池。所以设置这个参数需要考虑到多方面的因素。 如果maxStatements与maxStatementsPerConnection均为0,则缓存被关闭。Default: 0 --> <property name="maxStatements" value="0"></property> <!--每60秒检查所有连接池中的空闲连接。Default: 0 --> <property name="idleConnectionTestPeriod" value="60"></property> <!--定义在从数据库获取新连接失败后重复尝试的次数。Default: 30 --> <property name="acquireRetryAttempts" value="30"></property> <!--获取连接失败将会引起所有等待连接池来获取连接的线程抛出异常。但是数据源仍有效 保留,并在下次调用getConnection()的时候继续尝试获取连接。如果设为true,那么在尝试 获取连接失败后该数据源将申明已断开并永久关闭。Default: false --> <property name="breakAfterAcquireFailure" value="true"></property> <!--因性能消耗大请只在需要的时候使用它。如果设为true那么在每个connection提交的 时候都将校验其有效性。建议使用idleConnectionTestPeriod或automaticTestTable 等方法来提升连接测试的性能。Default: false --> <property name="testConnectionOnCheckout" value="false"></property> </bean> <!-- 配置Jdbc模板 --> <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource" ref="dataSource"></property> </bean> <bean id="sQLPageHandle" class="com.mos.base.sql.MysqlSQLPageHandleImpl" /> <!-- 定义事务管理器 --> <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager"> <property name="dataSource" ref="dataSource" /> </bean> <!-- 使用cglib代理,不再使用接口方式 --> <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/> <!-- 配置视图解析器,将ModelAndView及字符串解析为具体的页面 --> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" p:viewClass="org.springframework.web.servlet.view.JstlView" p:prefix="/WEB-INF/view/" p:suffix=".jsp" /> </beans>
4、jdbc.properties
jdbc.driverClassName=com.mysql.jdbc.Driver jdbc.url=jdbc:mysql://localhost:3306/mos jdbc.username=root jdbc.password=root
5、最重要的pom
此处spring用的4.1.2,和spring3里面的jdbcTemplate会有差别,3里面的一些方法已经废弃了(下一篇会说BaseDao)<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"> <modelVersion>4.0.0</modelVersion> <groupId>com.mos</groupId> <artifactId>dave</artifactId> <packaging>war</packaging> <version>1.0-SNAPSHOT</version> <name>dave</name> <url>http://maven.apache.org</url> <properties> <spring-version>4.1.2.RELEASE</spring-version> <commons-version>2.2</commons-version> <c3p0.version>0.9.1.2</c3p0.version> <log4j.version>1.2.17</log4j.version> <commons.fileupload.version>1.3.1</commons.fileupload.version> <commons.lang3.verson>3.3</commons.lang3.verson> <servlet.api.version>2.5</servlet.api.version> <jstl.version>1.2</jstl.version> <jsp.api.version>2.1</jsp.api.version> </properties> <dependencies> <dependency> <groupId>commons-io</groupId> <artifactId>commons-io</artifactId> <version>${commons-version}</version> </dependency> <dependency> <groupId>commons-lang</groupId> <artifactId>commons-lang</artifactId> <version>${commons-version}</version> </dependency> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>${log4j.version}</version> </dependency> <dependency> <groupId>commons-fileupload</groupId> <artifactId>commons-fileupload</artifactId> <version>${commons.fileupload.version}</version> </dependency> <dependency> <groupId>org.apache.commons</groupId> <artifactId>commons-lang3</artifactId> <version>${commons.lang3.verson}</version> </dependency> <dependency> <groupId>commons-dbcp</groupId> <artifactId>commons-dbcp</artifactId> <version>1.4</version> </dependency> <!-- SPRING JDBC --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${spring-version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring-version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${spring-version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${spring-version}</version> </dependency> <dependency> <groupId>c3p0</groupId> <artifactId>c3p0</artifactId> <version>${c3p0.version}</version> </dependency> <dependency> <groupId>javax.transaction</groupId> <artifactId>transaction-api</artifactId> <version>1.1</version> </dependency> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.34</version> </dependency> <dependency> <groupId>org.aspectj</groupId> <artifactId>aspectjweaver</artifactId> <version>1.7.4</version> </dependency> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> </dependency> <dependency> <groupId>org.quartz-scheduler</groupId> <artifactId>quartz</artifactId> <version>2.2.1</version> </dependency> <dependency> <groupId>org.apache.lucene</groupId> <artifactId>lucene-core</artifactId> <version>5.0.0</version> </dependency> <!-- jsp/servlet support --> <dependency> <groupId>javax.servlet</groupId> <artifactId>servlet-api</artifactId> <version>${servlet.api.version}</version> <type>jar</type> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>${jstl.version}</version> <type>jar</type> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>jsp-api</artifactId> <version>${jsp.api.version}</version> <type>jar</type> </dependency> </dependencies> <build> <finalName>${pom.artifactId}-${pom.version}</finalName> <plugins> <plugin> <groupId>org.mortbay.jetty</groupId> <artifactId>maven-jetty-plugin</artifactId> <version>6.1.7</version> <configuration> <connectors> <connector implementation="org.mortbay.jetty.nio.SelectChannelConnector"> <port>8888</port> <maxIdleTime>30000</maxIdleTime> </connector> </connectors> <stopKey>stop</stopKey> <stopPort>5599</stopPort> <webAppSourceDirectory>${project.build.directory}/${pom.artifactId}-${pom.version} </webAppSourceDirectory> <contextPath>/</contextPath> </configuration> </plugin> </plugins> </build> </project>
下一篇BaseDao写完会附上项目源码。
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