SpringMVC快速使用——基于注解

SpringMVC快速使用——基于注解

目录

• SpringMVC快速使用——基于注解
  • 1、引入依赖
  • 2、
  • 99、其他

1、引入依赖

<!-- 定义Spring版本 -->
  <properties>
      <spring.verson>5.3.8</spring.verson>
  </properties>

  <dependencies>
    <!-- 引入 Spring Framework jar包 -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-core</artifactId>
        <version>${spring.verson}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-beans</artifactId>
        <version>${spring.verson}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context</artifactId>
        <version>${spring.verson}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-aop</artifactId>
        <version>${spring.verson}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-expression</artifactId>
        <version>${spring.verson}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-context-support</artifactId>
        <version>${spring.verson}</version>
    </dependency>
    <!-- 引入 Spring MVC jar包 -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-web</artifactId>
        <version>${spring.verson}</version>
    </dependency>
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-webmvc</artifactId>
        <version>${spring.verson}</version>
    </dependency>

    <!-- 引入 servlet-api （不希望打到war包中，有可能tomcat容器就已经带有这个包了）-->
    <dependency>
        <groupId>javax.servlet</groupId>
        <artifactId>javax.servlet-api</artifactId>
        <version>3.0.1</version>
        <scope>provided</scope>
    </dependency>
    <!-- 日志 jar -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-jcl</artifactId>
        <version>${spring.verson}</version>
    </dependency>

    <!-- 日志：slf4j + logback  -->
    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-api</artifactId>
        <version>1.7.31</version>
    </dependency>
    <dependency>
        <groupId>ch.qos.logback</groupId>
        <artifactId>logback-core</artifactId>
        <version>1.2.3</version>
    </dependency>
    <dependency>
        <groupId>ch.qos.logback</groupId>
        <artifactId>logback-classic</artifactId>
        <version>1.2.3</version>
        <scope>compile</scope>
    </dependency>

    <!-- 引入 commons-fileupload-->
    <dependency>
        <groupId>commons-fileupload</groupId>
        <artifactId>commons-fileupload</artifactId>
        <version>1.4</version>
    </dependency>

2、

99、其他

（1）请求映射注解@RequestMapping
@RequestMapping: 映射请求到 controller 的方法。

@RequestMapping注解的几个变种：

• @GetMapping
• @PostMapping
• @PutMapping
• @DeleteMapping
• @PatchMapping
@RequestMapping注解可以匹配HTTP的所有方法。