spring boot web服务

[root@d java]# tree -I target

.
├── pom.xml
└── src
├── main
│   ├── java
│   │   └── com
│   │   └── neo
│   │   ├── controller
│   │   │   └── HelloController.java
│   │   └── HelloApplication.java
│   └── resources
└── test
└── java

9 directories, 3 files
[root@d java]#

pom.xml

<?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.neo</groupId>
    <artifactId>spring-boot-hello</artifactId>
    <version>1.0</version>
    <packaging>jar</packaging>

    <name>spring-boot-hello</name>
    <description>Demo project for Spring Boot</description>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.0.0.RELEASE</version>
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <java.version>1.8</java.version>
    </properties>
    
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
</project>


com.neo.HelloApplication

package com.neo;

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

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

com.neo.controller.HelloController

package com.neo.controller;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.bind.annotation.RequestMapping;
@RestController
public class HelloController {
    @RequestMapping("/")
    public String index(){
        return "Hello Spring Boot 2.0!";
    }
    @RequestMapping("/t123")
    public String t123(){
        return "this.t123()"+this.getClass().getName()+Thread.currentThread().getStackTrace()[1].getMethodName();
    }
}

[root@d java]# mvn clean; mvn compile;mvn package;
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building spring-boot-hello 1.0
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- maven-clean-plugin:3.0.0:clean (default-clean) @ spring-boot-hello ---
[INFO] Deleting /data/gateway/java/target
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 0.493s
[INFO] Finished at: Tue Dec 04 10:45:22 CST 2018
[INFO] Final Memory: 14M/481M
[INFO] ------------------------------------------------------------------------
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building spring-boot-hello 1.0
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- maven-resources-plugin:3.0.1:resources (default-resources) @ spring-boot-hello ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 0 resource
[INFO] Copying 0 resource
[INFO]
[INFO] --- maven-compiler-plugin:3.7.0:compile (default-compile) @ spring-boot-hello ---
[INFO] Changes detected - recompiling the module!
[INFO] Compiling 2 source files to /data/gateway/java/target/classes
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.593s
[INFO] Finished at: Tue Dec 04 10:45:25 CST 2018
[INFO] Final Memory: 23M/607M
[INFO] ------------------------------------------------------------------------
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building spring-boot-hello 1.0
[INFO] ------------------------------------------------------------------------
[INFO]
[INFO] --- maven-resources-plugin:3.0.1:resources (default-resources) @ spring-boot-hello ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] Copying 0 resource
[INFO] Copying 0 resource
[INFO]
[INFO] --- maven-compiler-plugin:3.7.0:compile (default-compile) @ spring-boot-hello ---
[INFO] Nothing to compile - all classes are up to date
[INFO]
[INFO] --- maven-resources-plugin:3.0.1:testResources (default-testResources) @ spring-boot-hello ---
[INFO] Using 'UTF-8' encoding to copy filtered resources.
[INFO] skip non existing resourceDirectory /data/gateway/java/src/test/resources
[INFO]
[INFO] --- maven-compiler-plugin:3.7.0:testCompile (default-testCompile) @ spring-boot-hello ---
[INFO] Nothing to compile - all classes are up to date
[INFO]
[INFO] --- maven-surefire-plugin:2.20.1:test (default-test) @ spring-boot-hello ---
[INFO] No tests to run.
[INFO]
[INFO] --- maven-jar-plugin:3.0.2:jar (default-jar) @ spring-boot-hello ---
[INFO] Building jar: /data/gateway/java/target/spring-boot-hello-1.0.jar
[INFO]
[INFO] --- spring-boot-maven-plugin:2.0.0.RELEASE:repackage (default) @ spring-boot-hello ---
[INFO] ------------------------------------------------------------------------
[INFO] BUILD SUCCESS
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 1.883s
[INFO] Finished at: Tue Dec 04 10:45:28 CST 2018
[INFO] Final Memory: 19M/481M
[INFO] ------------------------------------------------------------------------
[root@d java]# java -jar target/spring-boot-hello-1.0.jar com.neo.HelloApplication

http://11.21.1.2:8080/t123

this.t123()com.neo.controller.HelloControllert123