ssm_crud 搭建项目

搭建项目,主要内容。全都已每一步截个图，具体内容git上查看：https://gitee.com/gaap/ssm-crud

1.maven单项目，war方式

2.git上传

a.new >maven

eclipse > new > maven  project > 填写信息

这里补充一点：maven 建立的war项目，都需要配置下。右击，项目，属性 ，

b. pom.xml

<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>com.taotao.ssm</groupId>
	<artifactId>ssm-crud</artifactId>
	<version>0.0.1-SNAPSHOT</version>
	<packaging>war</packaging>


	<dependencies>
		<!--引入pageHelper分页插件 -->
		<dependency>
			<groupId>com.github.pagehelper</groupId>
			<artifactId>pagehelper</artifactId>
			<version>5.0.0</version>
		</dependency>

		<!-- MBG -->
		<dependency>
			<groupId>org.mybatis.generator</groupId>
			<artifactId>mybatis-generator-core</artifactId>
			<version>1.3.5</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>

		<!-- 返回json字符串的支持 -->
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>2.8.8</version>
		</dependency>

		<!--JSR303数据校验支持；tomcat7及以上的服务器， tomcat7以下的服务器：el表达式。额外给服务器的lib包中替换新的标准的el -->
		<dependency>
			<groupId>org.hibernate</groupId>
			<artifactId>hibernate-validator</artifactId>
			<version>5.4.1.Final</version>
		</dependency>

		<!-- Spring-Jdbc -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>

		<!--Spring-test -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-test</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>

		<!-- Spring面向切面编程 -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aspects</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>

		<!--MyBatis -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>3.4.2</version>
		</dependency>
		<!-- MyBatis整合Spring的适配包 -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.3.1</version>
		</dependency>

		<!-- 数据库连接池、驱动 -->
		<dependency>
			<groupId>com.alibaba</groupId>
			<artifactId>druid</artifactId>
			<version>1.1.6</version>
		</dependency>
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.41</version>
		</dependency>
		<!-- （jstl，servlet-api，junit） -->
		<dependency>
			<groupId>jstl</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>javax.servlet-api</artifactId>
			<version>3.0.1</version>
			<scope>provided</scope>
		</dependency>
		<!-- junit -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.12</version>
		</dependency>
		
		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>1.2.17</version>
		</dependency>
	</dependencies>

	<build>
		<plugins>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-compiler-plugin</artifactId>
				<version>3.2</version>
				<configuration>
					<source>1.8</source>
					<target>1.8</target>
					<encoding>UTF-8</encoding>
				</configuration>
			</plugin>
			<plugin>
				<groupId>org.apache.tomcat.maven</groupId>
				<artifactId>tomcat7-maven-plugin</artifactId>
				<version>2.2</version>
				<configuration>
					<path>/</path>
					<port>9090</port>
				</configuration>
			</plugin>
		</plugins>
	</build>
</project>

c. 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_2_5.xsd" id="WebApp_ID" version="2.5">



<!--1、启动Spring的容器  -->
	<!-- needed for ContextLoaderListener -->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:applicationContext.xml</param-value>
	</context-param>

	<!-- Bootstraps the root web application context before servlet initialization -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	
	<!--2、springmvc的前端控制器，拦截所有请求  -->
	<!-- The front controller of this Spring Web application, responsible for handling all application requests -->
	<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:dispatcherServletConfig.xml</param-value>
		</init-param>
		<load-on-startup>1</load-on-startup>
	</servlet>

	<!-- Map all requests to the DispatcherServlet for handling -->
	<servlet-mapping>
		<servlet-name>dispatcherServlet</servlet-name>
		<url-pattern>/</url-pattern>
	</servlet-mapping>
	
	<!-- 3、字符编码过滤器，一定要放在所有过滤器之前 -->
	<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>forceRequestEncoding</param-name>
			<param-value>true</param-value>
		</init-param>
		<init-param>
			<param-name>forceResponseEncoding</param-name>
			<param-value>true</param-value>
		</init-param>
	</filter>
	<filter-mapping>
		<filter-name>CharacterEncodingFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	
	<!-- 4、使用Rest风格的URI，将页面普通的post请求转为指定的delete或者put请求 -->
	<filter>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	<filter>
		<filter-name>HttpPutFormContentFilter</filter-name>
		<filter-class>org.springframework.web.filter.HttpPutFormContentFilter</filter-class>
	</filter>
	<filter-mapping>
		<filter-name>HttpPutFormContentFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
</web-app>

d. 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: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-4.3.xsd
		http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.3.xsd">

	<context:component-scan base-package="com.taotao.ssm.controller" />

	<context:property-placeholder location="classpath:db.properties" />
	<bean id="poolDataSource" class="com.alibaba.druid.pool.DruidDataSource">
		<property name="url" value="${jdbc.url}" />
		<property name="username" value="${jdbc.username}" />
		<property name="password" value="${jdbc.password}" />
		<property name="driverClassName" value="${jdbc.driver}" />
		<property name="maxActive" value="10" />
		<property name="minIdle" value="5" />
	</bean>

	<bean id="sqlSessionFactoryBean" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="configLocation" value="classpath:mybatisConfig.xml" />
		<property name="mapperLocations" value="classpath:mapper/*.xml" />
		<property name="dataSource" ref="poolDataSource" />
	</bean>

	<bean id="mapperScannerConfigurer" 	class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<property name="basePackage" value="com.taotao.ssm.dao" />
	</bean>

	<bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
		<constructor-arg name="sqlSessionFactory" ref="sqlSessionFactoryBean" />
		<constructor-arg name="executorType" value="BATCH" />
	</bean>

	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="poolDataSource" />
	</bean>
	<tx:advice id="txAdvice" transaction-manager="transactionManager">
		<tx:attributes>
			<tx:method name="*" />
			<tx:method name="get*" read-only="true" />
			<tx:method name="update*" propagation="REQUIRED" />
			<tx:method name="select*" propagation="SUPPORTS" read-only="true" />
		</tx:attributes>
	</tx:advice>
	<aop:config>
		<aop:advisor advice-ref="txAdvice" 	pointcut="execution(* com.taotao.ssm.service..*(..))" />
	</aop:config>
</beans>

e. db.properties

jdbc.driver=com.mysql.jdbc.Driver
jdbc.url=jdbc:mysql://localhost:3306/ssm_crud?characterEncoding=utf-8
jdbc.username=root
jdbc.password=root

mysql-db 库和表.sql

 

CREATE TABLE `tbl_dept` (
  `dept_id` int(10) NOT NULL AUTO_INCREMENT COMMENT '部门编号',
  `dept_name` varchar(255) DEFAULT NULL COMMENT '部门名',
  PRIMARY KEY (`dept_id`)
) ENGINE=InnoDB AUTO_INCREMENT=5 DEFAULT CHARSET=utf8 COMMENT='部门表';

CREATE TABLE `tbl_emp` (
  `emp_id` int(20) NOT NULL AUTO_INCREMENT COMMENT '员工编号',
  `emp_name` varchar(255) NOT NULL COMMENT '员工姓名',
  `gender` char(1) DEFAULT NULL COMMENT '员工性别',
  `email` varchar(255) DEFAULT NULL COMMENT '员工邮箱',
  `d_id` int(20) DEFAULT NULL COMMENT '员工所属部门编号',
  PRIMARY KEY (`emp_id`),
  KEY `fk_emp_dept` (`d_id`),
  CONSTRAINT `fk_emp_dept` FOREIGN KEY (`d_id`) REFERENCES `tbl_dept` (`dept_id`)
) ENGINE=InnoDB AUTO_INCREMENT=4417 DEFAULT CHARSET=utf8 COMMENT='员工表';

f. mybatisConfig.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>

	 <settings>
        <!-- 打印查询语句 -->
        <setting name="logImpl" value="STDOUT_LOGGING" />
    </settings>
	<plugins>
		<plugin interceptor="com.github.pagehelper.PageInterceptor">
			<property name="reasonable" value="true"/>
		</plugin>
	</plugins>

</configuration>

g. dispatcherServletConfig.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:mvc="http://www.springframework.org/schema/mvc" xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.3.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-4.3.xsd">

	<context:component-scan base-package="com.taotao.ssm.controller" />

	<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<property name="prefix" value="/WEB-INF/views" />
		<property name="suffix" value=".jsp" />
	</bean>

	<mvc:default-servlet-handler />

	<mvc:annotation-driven />
</beans>

h. log4j.properties

log4j.rootLogger=WARN, Console

#Console
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.layout=org.apache.log4j.PatternLayout
#log4j.appender.Console.layout.ConversionPattern=%d [%t] %-5p [%c] - %m%n
log4j.appender.Console.layout.ConversionPattern=%d [%t] %-5p [%c] - %m%n%n
#Base
log4j.logger.org.apache.commons=ERROR
log4j.logger.org.apache.struts=INFO
log4j.logger.org.junit=INFO
log4j.logger.org.displaytag=ERROR
log4j.logger.org.springframework=INFO
log4j.logger.org.springframework.web=INFO
log4j.logger.org.springframework.http=INFO
log4j.logger.org.apache.velocity=FATAL
log4j.logger.org.apache=DEBUG
log4j.logger.com.ibatis=DEBUG
log4j.logger.com.ibatis.common.jdbc.SimpleDataSource=DEBUG
log4j.logger.com.ibatis.common.jdbc.ScriptRunner=DEBUG
log4j.logger.com.ibatis.sqlmap.engine.impl.SqlMapClientDelegate=DEBUG
log4j.logger.java.sql.ResultSet=INFO
log4j.logger.java.sql.Connection=DEBUG
log4j.logger.java.sql.Statement=DEBUG
log4j.logger.java.sql.PreparedStatement=DEBUG

i.package建立

j.最后目录结构

k.运行命令：clean tomcat7:run

l.我是一次性，OK。没有报错。有报错的。请留言