1

zhang

8 天以前 3cf258f4eff5e5c197a3026398281b2e63ccb002

1

 component/component-Influxdb/pom.xml

@@ -28,6 +28,11 @@
            <version>${influxdb-java.version}</version>
        </dependency>
        <dependency>
            <groupId>com.squareup.okhttp3</groupId>
            <artifactId>okhttp</artifactId>
            <version>4.9.3</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
        </dependency>

 component/component-Influxdb/src/main/java/com/zy/influxdb/config/InfluxDBAutoConfiguration.java

@@ -1,6 +1,7 @@
package com.zy.influxdb.config;

import com.influxdb.v3.client.InfluxDBClient;
import com.influxdb.client.InfluxDBClient;
import com.influxdb.client.InfluxDBClientFactory;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
@@ -18,6 +19,6 @@

    @Bean(destroyMethod = "close")
    public InfluxDBClient influxDBClient(InfluxDBProperties influxDBProperties) throws Exception{
        return InfluxDBClient.getInstance(influxDBProperties.getUrl(), influxDBProperties.getToken().toCharArray(), influxDBProperties.getDatabase());
        return InfluxDBClientFactory.create(influxDBProperties.getUrl(), influxDBProperties.getToken().toCharArray(), influxDBProperties.getDatabase());
    }
}

 component/component-Influxdb/src/main/java/com/zy/influxdb/service/InfluxDBService.java

@@ -1,7 +1,15 @@
package com.zy.influxdb.service;

import com.influxdb.annotations.Column;
import com.influxdb.annotations.Measurement;
import com.influxdb.client.InfluxDBClient;
import com.influxdb.client.WriteApiBlocking;
import com.influxdb.client.domain.WritePrecision;
import com.influxdb.client.write.Point;
import com.influxdb.query.FluxTable;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.Instant;
@@ -17,12 +25,11 @@

    private static final Logger logger = LoggerFactory.getLogger(InfluxDBService.class);

    private final InfluxDBClient influxDBClient;
    @Autowired
    private InfluxDBClient influxDBClient;

    // 构造函数注入客户端
    public InfluxDBService(InfluxDBClient  influxDBClient  ) {
        this.influxDBClient =  influxDBClient  ;
    }



    /**
@@ -32,12 +39,13 @@
     * @param fields 字段
     */
    public void writeData(String measurement, Map<String,String> tags,Map<String,Object> fields) {
        WriteApiBlocking writeApiBlocking = influxDBClient.getWriteApiBlocking();
        Point point = Point.measurement(measurement)
                .setTags(tags)
                .setFields(fields)
                .setTimestamp(Instant.now().minusSeconds(10));
                .addTags(tags)
                .addFields(fields)
                .time(Instant.now().toEpochMilli(), WritePrecision.MS);
        try {
            influxDBClient.writePoint(point);
            writeApiBlocking.writePoint(point);
            System.out.println("Data written to the database.");
        }
        catch (Exception e) {
@@ -50,21 +58,10 @@
     * @param sql sql语句
     * @return 查询结果列表
     */
    public List<Map<String, Object>> queryData(String sql) {

    public  List<FluxTable> queryData(String sql) {
        try {
            // 执行查询
            Stream<Object[]> query = influxDBClient.query(sql);
            // 转换为 Map 列表（便于后续处理）
            List<Map<String, Object>> collect = query.map(record -> {
                        Map<String, Object> map = new LinkedHashMap<>();
                        for (int i = 0; i < record.length; i += 2) {
                            map.put((String) record[i], record[i + 1]);
                        }
                        return map;
                    })
                    .collect(Collectors.toList());
            return collect;
            return influxDBClient.getQueryApi().query(sql);
        } catch (Exception e) {
            System.err.println("Failed to query data from the database.");
            e.printStackTrace();
@@ -72,4 +69,37 @@
        return null;
    }


    /**
     * 查询数据
     * @param sql sql语句
     * @return 查询结果列表
     */
    public  <T>  List<T> queryData(String sql,T t) {
        try {
            // 执行查询
            List<T> temperatures = influxDBClient.getQueryApi().q(sql, t.getClass());


        } catch (Exception e) {
            System.err.println("Failed to query data from the database.");
            e.printStackTrace();
        }
        return null;
    }

    //POJO类定义如下：
    @Measurement(name = "temperature")//表名
    public static class Temperature {

        @Column(tag = true)//tag
        String location;

        @Column//field
        Double value;

        @Column(timestamp = true)//timestamp
        Instant time;

    }
}

 component/component-Influxdb/target/classes/META-INF/spring-configuration-metadata.json

New file
@@ -0,0 +1,30 @@
{
  "groups": [
    {
      "name": "influxdb3",
      "type": "com.zy.influxdb.config.InfluxDBProperties",
      "sourceType": "com.zy.influxdb.config.InfluxDBProperties"
    }
  ],
  "properties": [
    {
      "name": "influxdb3.database",
      "type": "java.lang.String",
      "description": "database for http",
      "sourceType": "com.zy.influxdb.config.InfluxDBProperties"
    },
    {
      "name": "influxdb3.token",
      "type": "java.lang.String",
      "description": "token",
      "sourceType": "com.zy.influxdb.config.InfluxDBProperties"
    },
    {
      "name": "influxdb3.url",
      "type": "java.lang.String",
      "description": "InfluxDB http url",
      "sourceType": "com.zy.influxdb.config.InfluxDBProperties"
    }
  ],
  "hints": []
}

 component/component-Influxdb/target/classes/com/zy/influxdb/config/InfluxDBAutoConfiguration.class

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 component/component-Influxdb/target/classes/com/zy/influxdb/config/InfluxDBProperties.class

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 component/component-Influxdb/target/classes/com/zy/influxdb/service/InfluxDBService.class

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