spring mvc base init

spring/springmvc-base-annotation/README.md

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+springmvc-base-annotation

spring/springmvc-base-annotation/pom.xml

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+<?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">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.heibaiying</groupId>
+    <artifactId>springmvc-base</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <properties>
+        <spring-base-version>5.1.3.RELEASE</spring-base-version>
+    </properties>
+
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-context</artifactId>
+            <version>${spring-base-version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-beans</artifactId>
+            <version>${spring-base-version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-core</artifactId>
+            <version>${spring-base-version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-web</artifactId>
+            <version>${spring-base-version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-webmvc</artifactId>
+            <version>${spring-base-version}</version>
+        </dependency>
+        <!-- 使用注解方式需要加上此包 -->
+        <dependency>
+            <groupId>javax.servlet</groupId>
+            <artifactId>javax.servlet-api</artifactId>
+            <version>4.0.1</version>
+            <scope>provided</scope>
+        </dependency>
+    </dependencies>
+
+</project>

spring/springmvc-base-annotation/src/main/java/com/heibaiying/config/DispatcherServletInitializer.java

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+package com.heibaiying.config;
+
+import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;
+
+/**
+ * @author : heibaiying
+ */
+
+public class DispatcherServletInitializer extends AbstractAnnotationConfigDispatcherServletInitializer {
+
+    protected Class<?>[] getRootConfigClasses() {
+        return new Class[0];
+    }
+
+    protected Class<?>[] getServletConfigClasses() {
+        return new Class[]{ServletConfig.class};
+    }
+
+    protected String[] getServletMappings() {
+        return new String[]{"/"};
+    }
+}

spring/springmvc-base-annotation/src/main/java/com/heibaiying/config/ServletConfig.java

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+package com.heibaiying.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.ViewResolver;
+import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer;
+import org.springframework.web.servlet.config.annotation.EnableWebMvc;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import org.springframework.web.servlet.view.InternalResourceViewResolver;
+
+/**
+ * @author : heibaiying
+ */
+@Configuration
+@EnableWebMvc
+@ComponentScan(basePackages = {"com.heibaiying.controller"})
+public class ServletConfig implements WebMvcConfigurer {
+
+    /**
+     * 配置视图解析器
+     */
+    @Bean
+    public ViewResolver viewResolver() {
+        InternalResourceViewResolver internalResourceViewResolver = new InternalResourceViewResolver();
+        internalResourceViewResolver.setPrefix("/WEB-INF/jsp/");
+        internalResourceViewResolver.setSuffix(".jsp");
+        internalResourceViewResolver.setExposeContextBeansAsAttributes(true);
+        return internalResourceViewResolver;
+    }
+
+    /**
+     * 配置静态资源处理器
+     */
+
+    public void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
+        configurer.enable();
+    }
+}

spring/springmvc-base-annotation/src/main/java/com/heibaiying/controller/HelloController.java

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+package com.heibaiying.controller;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * @author : heibaiying
+ * @description : hello spring
+ */
+
+@Controller
+@RequestMapping("mvc")
+public class HelloController {
+
+    @RequestMapping("hello")
+    private String hello() {
+        return "hello";
+    }
+}

spring/springmvc-base-annotation/src/main/webapp/WEB-INF/jsp/hello.jsp

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+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<html>
+<head>
+    <title>Title</title>
+</head>
+<body>
+    Hello Spring MVC!
+</body>
+</html>

spring/springmvc-base-annotation/src/main/webapp/index.jsp

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+<%@ page contentType="text/html;charset=UTF-8" language="java" %>
+<html>
+<head>
+    <title>index</title>
+</head>
+<body>
+    INDEX!
+</body>
+</html>