工欲善其事，必先利其器。开发之初或者开发过程中按需求引入必要jar包，在pom.xml文件中写入的<dependency>标签在这里：https://mvnrepository.com/artifact/org.springframework/spring-test/4.3.7.RELEASE

1.开发之初

spring-webmvc(支持springMVC/spring)、javax.servlet-api、spring-jdbc、spring-aspects、mybatis、mybatis-spring(mybatis整合spring适配包)、c3p0(数据库连接池驱动包)、mysql-connector-java(数据库连接驱动包)

        <!--SpringMVC，spring -->
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-webmvc -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>
        <!--javax.servlet-api -->
        <!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>javax.servlet-api</artifactId>
			<version>3.0.1</version>
			<scope>provided</scope>
		</dependency>
		<!--Spring jdbc -->
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-jdbc -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-jdbc</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>

		<!--spring面向切面编程 AOP -->
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-aspects -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-aspects</artifactId>
			<version>4.3.7.RELEASE</version>
		</dependency>

		<!--mybatis -->
		<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis</artifactId>
			<version>3.4.2</version>
		</dependency>

		<!--mybatis整合spring适配包 -->
		<!-- https://mvnrepository.com/artifact/org.mybatis/mybatis-spring -->
		<dependency>
			<groupId>org.mybatis</groupId>
			<artifactId>mybatis-spring</artifactId>
			<version>1.3.1</version>
		</dependency>

		<!--数据库连接池，驱动包 -->
		<!-- https://mvnrepository.com/artifact/c3p0/c3p0 -->
		<dependency>
			<groupId>c3p0</groupId>
			<artifactId>c3p0</artifactId>
			<version>0.9.1.2</version>
		</dependency>
		<!-- https://mvnrepository.com/artifact/mysql/mysql-connector-java -->
		<dependency>
			<groupId>mysql</groupId>
			<artifactId>mysql-connector-java</artifactId>
			<version>5.1.41</version>
		</dependency>

2.开发过程中

jstl、junit、mybatis-generator-core(MyBatis逆向工程)、spring-test、hibernate-validator(JSR303校验)、pagehelper、jackson-databind(配合@ResponseBody返回json数据)

	    <!--JSR303校验  -->
		<!-- https://mvnrepository.com/artifact/org.hibernate.validator/hibernate-validator -->
		<dependency>
		    <groupId>org.hibernate.validator</groupId>
		    <artifactId>hibernate-validator</artifactId>
		    <version>6.0.3.Final</version> 
		</dependency>
	
		<!--引入pagehelper插件 -->
		<dependency>
			<groupId>com.github.pagehelper</groupId>
			<artifactId>pagehelper</artifactId>
			<version>5.1.8</version>
		</dependency>
		<!--MBG,MyBatis逆向工程 -->
		<!-- https://mvnrepository.com/artifact/org.mybatis.generator/mybatis-generator-core -->
		<dependency>
			<groupId>org.mybatis.generator</groupId>
			<artifactId>mybatis-generator-core</artifactId>
			<version>1.3.5</version>
		</dependency>

		<!--spring单元测试 -->
		<!-- https://mvnrepository.com/artifact/org.springframework/spring-test -->
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-test</artifactId>
			<version>4.3.7.RELEASE</version>
			<scope>test</scope>
		</dependency>
        <!--配合@ResponseBody返回json数据 -->
		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
		<dependency>
			<groupId>com.fasterxml.jackson.core</groupId>
			<artifactId>jackson-databind</artifactId>
			<version>2.8.8</version>
		</dependency>

        <!--jstl-->
		<!-- https://mvnrepository.com/artifact/javax.servlet/jstl -->
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>
        <!--junit单元测试 -->
		<!-- https://mvnrepository.com/artifact/junit/junit -->
		<dependency>
			<groupId>junit</groupId>
			<artifactId>junit</artifactId>
			<version>4.12</version>
			<scope>test</scope>
		</dependency>