Spring Cloud Alibaba Nacos配置中心

Author: wuyouzhuguli

75.spring-cloud-alibaba-nacos-config/pom.xml

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+<?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 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.2.5.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+
+    <groupId>cc.mrbird</groupId>
+    <artifactId>spring-cloud-alibaba-nacos-config</artifactId>
+    <version>0.0.1-SNAPSHOT</version>
+    <name>spring-cloud-alibaba-nacos-config</name>
+    <description>Demo project for Spring Boot</description>
+
+    <properties>
+        <java.version>1.8</java.version>
+        <spring-cloud.version>Hoxton.SR3</spring-cloud.version>
+        <com-alibaba-cloud.version>2.2.0.RELEASE</com-alibaba-cloud.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.alibaba.cloud</groupId>
+            <artifactId>spring-cloud-alibaba-nacos-config</artifactId>
+        </dependency>
+    </dependencies>
+
+    <dependencyManagement>
+        <dependencies>
+            <dependency>
+                <groupId>org.springframework.cloud</groupId>
+                <artifactId>spring-cloud-dependencies</artifactId>
+                <version>${spring-cloud.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+            <dependency>
+                <groupId>com.alibaba.cloud</groupId>
+                <artifactId>spring-cloud-alibaba-dependencies</artifactId>
+                <version>${com-alibaba-cloud.version}</version>
+                <type>pom</type>
+                <scope>import</scope>
+            </dependency>
+        </dependencies>
+    </dependencyManagement>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
+</project>

75.spring-cloud-alibaba-nacos-config/src/main/java/cc/mrbird/nacos/SpringCloudAlibabaNacosConfigApplication.java

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+package cc.mrbird.nacos;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+public class SpringCloudAlibabaNacosConfigApplication {
+
+    public static void main(String[] args) {
+        SpringApplication.run(SpringCloudAlibabaNacosConfigApplication.class, args);
+    }
+
+}

75.spring-cloud-alibaba-nacos-config/src/main/java/cc/mrbird/nacos/controller/TestController.java

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+package cc.mrbird.nacos.controller;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.cloud.context.config.annotation.RefreshScope;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+/**
+ * @author MrBird
+ */
+@RestController
+@RefreshScope
+public class TestController {
+
+    @Value("${message:null}")
+    private String message;
+    @Value("${ext1:null}")
+    private String ext1;
+    @Value("${ext2:null}")
+    private String ext2;
+
+    @GetMapping("message")
+    public String getMessage() {
+        return this.message;
+    }
+
+    @GetMapping("multi")
+    public String multiConfig() {
+        return String.format("ext1: %s ext2: %s", ext1, ext2);
+    }
+}

75.spring-cloud-alibaba-nacos-config/src/main/resources/application.yml

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+server:
+  port: 8080
+spring:
+  application:
+    name: my-project

75.spring-cloud-alibaba-nacos-config/src/main/resources/bootstrap.yml

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+spring:
+#  profiles:
+#    active: dev
+  cloud:
+    nacos:
+      config:
+        server-addr: localhost:8848
+#        file-extension: yaml
+#        prefix: febs
+#        namespace: '2ef2186e-078c-4904-8643-ff5e90555456'
+#        group: GROUP_A
+#        extension-configs:
+#          - dataId: ext-config-one.yaml
+#            group: DEFAULT_GROUP
+#            refresh: true
+#          - dataId: ext-config-one.yaml
+#            group: DEFAULT_GROUP
+#            refresh: false
+        shared-configs: ext-config-one.yaml,ext-config-two.yaml