开发环境
本次教程的编写环境:
操作系统:
Mac OS X 10.12.4
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ide:
IntelliJ IDEA 2017.1.1
Build #IU-171.4073.35, built on April 7, 2017
JRE:
1.8.0_112-release-736-b16 x86_64
JVM:
OpenJDK 64-Bit Server VM by JetBrains s.r.o
准备工作
将以下代码加入idea的live template,命名为springbootStartup
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.3.2.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</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</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>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
Create New Project
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添加maven支持
添加pom.xml
在project的根目录上的右键菜单中选择"Add Framework Support",添加maven支持。
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设置maven坐标
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补全maven其他设置
在pom.xml中,坐标设置下面输入sp,IDE自动弹出前面设置的live template:“springbootStartup”,按下"tab"键盘,剩余的maven代码将会自动补全。
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新建包结构
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新建application类
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在main函数中添加如下代码:
SpringApplication.run(SpringBootDemoApplication.class, args);
添加controller类
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添加@RestController
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添加request mapping代码
@RequestMapping("/hello")
String hello() {
return "this is a test";
}
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测试
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第一次启动报错,显示8080端口已经被占用
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因此需要修改端口号,操作如下:
在resources目录下新建application.properties, 输入如下内容:
server.port=8081
然后重新启动程序,在浏览器中访问地址:
http://localhost:8081/hello
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