适合初学 springboot 的同学
--------------------------- maven配置：pom.xml ---------------------------
<?xml version="1.0"?>
<project xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.1.4.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.example</groupId>
<artifactId>demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>demo</name>
<description>Demo project for Spring Boot</description>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-thymeleaf</artifactId>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
--------------------------- src/main/resources/application.yml ---------------------------
spring:
# 指定静态资源的路径
resources:
static-locations: classpath:/static/,classpath:/views/
thymeleaf:
prefix: classpath:/templates/
server: port:8080
context-path:"/"
--------------------------- DemoApplication 运行 main 方法即可启动 springboot ---------------------------
package com.example.demo;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.ComponentScan;
@SpringBootApplication
@ComponentScan(basePackages = {"com.example.*"}) //指定扫描包路径
public class DemoApplication {
public static void main(String[] args) {
SpringApplication.run(DemoApplication.class, args);
}
}
--------------------------- HelloWorldController ---------------------------
package com.example.controller;
import java.util.HashMap;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
// @RestController返回的是json
@RestController
public class HelloWorldController {
// http://localhost:8080/hello 返回的是文本"Hello World"
@RequestMapping("/hello")
public String index() {
return "Hello World";
}
/**
* 本地访问内容地址 ：http://localhost:8080/hello3 ;返回的是文本
*/
@RequestMapping("/hello3")
public String helloHtml(HashMap<String, Object> map) {
map.put("hello", "欢迎进入HTML页面");
return "/index";
}
}
--------------------------- HelloWorldController ---------------------------
package com.example.controller;
import java.util.HashMap;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
public class SpringBootController {
/**
* 本地访问内容地址 ：http://localhost:8080/hello2 ; 可访问到
* src/main/resources/views/index.html
*/
@RequestMapping("/hello2")
public String helloHtml(HashMap<String, Object> map) {
// 传参数hello到html页面
map.put("hello", "欢迎进入HTML页面");
return "/index";
}
}
--------------------------- src/main/resources/views/index.html ---------------------------
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>
<body>
aaaaaaaaaaaaaaaaaaaaaaacccccccccccccc
<p th:text="${hello}">dddd</p>
</body>
</html>
--------------------------- 直接访问静态页面 ---------------------------
http://localhost:8080/index.html 可直接访问到 src/main/resources/templates/index.html
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2019-06-06
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