SpringBoot-profile解析
SpringBoot中使用配置文件application.properties和application.yml兩種方式,在這兩種方式下分別對應各自的profile配置方式。
一.Properties配置文件環境切換
1、application.properties
首先創建application.properties配置文件,配置文件中需要聲明切換的環境名稱:
spring.profiles.active=prod
接下來,需要創建兩個profile環境,分別為application-dev.properties和application-prod.properties環境,在其中創建一個對應的person類對象。
application-dev.properties
person.name=a person.age=10
application-prod.properties
person.name=b person.age=21
運行結果如下:
- 1.當環境切換至dev開發環境下時:
2.當環境切換至prod環境下時:
二.yaml配置文件環境切換
1、application.yml
在yaml文件中,分為三個document,第一個document為默認的配置文件,第二個document為dev1的配置文件,第三部分為dev2的配置文件,在默認的document中使用spring.profile.active設置使用哪個document的配置。
spring: profiles: active: dev1 --- spring: profiles: dev1 person: age: 22 name: zk --- spring: profiles: dev2 person: age: 24 name: zjn
設置profile為dev2時,啟動運行結果如下:
設置profile為dev1時,啟動運行結果如下:
項目的目錄結構如下:
下面是一些公共文件
ConfigBean.java
package com.zk.myspringboot; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RestController; @RestController public class ConfigBean { @Autowired Person person; @RequestMapping("/demo") public Person sayHello(){ return person; } }
MainApp.java
package com.zk.myspringboot; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; @SpringBootApplication public class MainApp { public static void main(String[] args) { // TODO Auto-generated method stub SpringApplication.run(MainApp.class, args); } }
Person.java
package com.zk.myspringboot; import org.springframework.boot.context.properties.ConfigurationProperties; import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.PropertySource; import org.springframework.stereotype.Component; @Component @ConfigurationProperties(prefix = "person") public class Person { private String name; private Integer age; public String getName() { return name; } public void setName(String name) { this.name = name; } public Integer getAge() { return age; } public void setAge(Integer age) { this.age = age; } @Override public String toString() { return "Person [name=" + name + ", age=" + age + "]"; } }
pom.xml
<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.zk.myspringboot_006</groupId> <artifactId>myspringBoot_006</artifactId> <version>0.0.1-SNAPSHOT</version> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> </properties> <build> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <configuration> <source>1.8</source> <target>1.8</target> </configuration> </plugin> </plugins> <finalName>myspringboot_006</finalName> </build> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-configuration-processor</artifactId> <optional>true</optional> </dependency> <!-- 繼承父包 --> <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-autoconfigure</artifactId> </dependency> </dependencies> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>1.4.3.RELEASE</version> </parent> </project>