使用时序数据库 InfluxDB

Author: dyc87112

2.x/README.md

@@ -70,6 +70,7 @@
 
 - [Spring Boot 2.x基础教程：使用MongoDB](http://blog.didispace.com/spring-boot-learning-24-6-1/)
 - [Spring Boot 2.x基础教程：使用LDAP来管理用户与组织数据](http://blog.didispace.com/spring-boot-learning-24-6-2/)
+- [Spring Boot 2.x基础教程：使用时序数据库InfluxDB](http://blog.didispace.com/spring-boot-learning-2-6-3/)
 
 ### Web开发
 

2.x/README_zh.md

@@ -71,6 +71,8 @@
 
 - [Spring Boot 2.x基础教程：使用MongoDB](http://blog.didispace.com/spring-boot-learning-24-6-1/)
 - [Spring Boot 2.x基础教程：使用LDAP来管理用户与组织数据](http://blog.didispace.com/spring-boot-learning-24-6-2/)
+- [Spring Boot 2.x基础教程：使用时序数据库InfluxDB](http://blog.didispace.com/spring-boot-learning-2-6-3/)
+
 
 ### Web开发
 

2.x/chapter6-3/pom.xml

@@ -0,0 +1,59 @@
+<?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.didispace</groupId>
+    <artifactId>chapter6-3</artifactId>
+    <version>1.0.0</version>
+    <packaging>jar</packaging>
+    <description>使用时序数据库InfluxDB</description>
+
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.5.1</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-web</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.influxdb</groupId>
+            <artifactId>influxdb-java</artifactId>
+        </dependency>
+
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+            <scope>provided</scope>
+        </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>

2.x/chapter6-3/src/main/java/com/didispace/chapter63/Chapter63Application.java

@@ -0,0 +1,15 @@
+package com.didispace.chapter63;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.scheduling.annotation.EnableScheduling;
+
+@EnableScheduling
+@SpringBootApplication
+public class Chapter63Application {
+
+	public static void main(String[] args) {
+		SpringApplication.run(Chapter63Application.class, args);
+	}
+
+}

2.x/chapter6-3/src/main/java/com/didispace/chapter63/Monitor.java

@@ -0,0 +1,43 @@
+package com.didispace.chapter63;
+
+import lombok.AllArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.influxdb.InfluxDB;
+import org.influxdb.dto.Point;
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+
+import java.util.Random;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Created by 程序猿DD on 2021/8/2.
+ * <p>
+ * Blog: http://blog.didispace.com/
+ * Github: https://github.com/dyc87112/
+ */
+@Service
+@AllArgsConstructor
+@Slf4j
+public class Monitor {
+
+    private InfluxDB influxDB;
+
+    @Scheduled(fixedRate = 5000)
+    public void writeQPS() {
+        // 模拟要上报的统计数据
+        int count = (int) (Math.random() * 100);
+
+        Point point = Point.measurement("ApiQPS")     // ApiQPS表
+                .tag("url", "/hello")  // url字段
+                .addField("count", count)        // 统计数据
+                .time(System.currentTimeMillis(), TimeUnit.MILLISECONDS)  // 时间
+                .build();
+
+        // 往test库写数据
+        influxDB.write("test", "autogen", point);
+
+        log.info("上报统计数据：" + count);
+    }
+
+}

2.x/chapter6-3/src/main/resources/application.properties

@@ -0,0 +1,5 @@
+
+spring.influx.url=http://localhost:8086
+spring.influx.user=admin
+spring.influx.password=
+

2.x/chapter6-3/src/test/java/com/didispace/chapter63/ApplicationTests.java

@@ -0,0 +1,22 @@
+package com.didispace.chapter63;
+
+import lombok.extern.slf4j.Slf4j;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+
+@Slf4j
+@SpringBootTest
+public class ApplicationTests {
+
+    @Test
+    public void findAll() {
+
+    }
+
+    @Test
+    public void save() {
+
+    }
+
+}

2.x/pom.xml

@@ -65,7 +65,7 @@
         <!-- 非关系型的数据储存的使用 -->
         <module>chapter6-1</module>  <!-- 6-1 使用MongoDB -->
         <module>chapter6-2</module>  <!-- 6-2 使用轻量级树状存储 LDAP -->
-        <!-- 6-3 使用时序数据库 InfluxDB -->
+        <module>chapter6-3</module>  <!-- 6-3 使用时序数据库 InfluxDB -->
         <!-- 6-4 使用Elasticsearch -->
 
         <!-- 任务管理 -->