“Spring Boot-HelloWorld”的版本间的差异

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</profiles>
 
</profiles>
 
</syntaxhighlight>https://www.bilibili.com/video/BV19K4y1L7MT?p=5
 
</syntaxhighlight>https://www.bilibili.com/video/BV19K4y1L7MT?p=5
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=== Java代码 ===
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==== MainApplication.java ====
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<syntaxhighlight lang="java">
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package io.github.jihch.boot;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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 +
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/**
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* 主程序类
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* @SpringBootApplication：这是一个 Spring Boot 应用
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*/
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@SpringBootApplication
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public class MainApplication {
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    public static void main(String[] args) {
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        SpringApplication.run(MainApplication.class, args);
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    }
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}
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</syntaxhighlight>
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==== HelloController.java ====
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<syntaxhighlight lang="java">
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package io.github.jihch.boot.controller;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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@RestController
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public class HelloController {
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    @RequestMapping("/hello")
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    public String handle01() {
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        return "Hello, Spring Boot 2！";
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    }
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}
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 +
</syntaxhighlight>

2023年2月1日 (三) 06:17的版本

Spring Boot 2 入门

系统要求

Java 8 & 兼容 java 14

Maven 3.3+

idea 2019.12

maven 设置

<mirrors>
    <mirror>
        <id>nexus-aliyun</id>
        <mirrorOf>central</mirrorOf>
        <name>Nexus aliyun</name>
        <url>http://maven.aliyun.com/nexus/content/groups/public</url>
    </mirror>
</mirrors>

<profiles>
    <profile>
        <id>jdk-1.8</id>
        <activation>
            <activeByDefault>true</activeByDefault>
            <jdk>1.8</jdk>
        </activation>
        <properties>
            <maven.compiler.source>1.8</maven.compiler.source>
            <maven.compiler.target>1.8</maven.compiler.target>
            <maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion>
        </properties>
    </profile>
</profiles>

https://www.bilibili.com/video/BV19K4y1L7MT?p=5

Java代码

MainApplication.java

package io.github.jihch.boot;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;


/**
 * 主程序类
 * @SpringBootApplication：这是一个 Spring Boot 应用
 */
@SpringBootApplication
public class MainApplication {

    public static void main(String[] args) {
        SpringApplication.run(MainApplication.class, args);
    }

}

HelloController.java

package io.github.jihch.boot.controller;

import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class HelloController {

    @RequestMapping("/hello")
    public String handle01() {
        return "Hello, Spring Boot 2！";
    }

}
取自“https://www.jihongchang.top/index.php?title=Spring_Boot-HelloWorld&oldid=4742”