influxdata/influxdb-java

<dependency>
  <groupId>org.influxdb</groupId>
  <artifactId>influxdb-java</artifactId>
  <version>${influxdbClient.version}</version>
</dependency>

compile group: 'org.influxdb', name: 'influxdb-java', version: "${influxdbClientVersion}"

// Create an object to handle the communication with InfluxDB.
// (best practice tip: reuse the 'influxDB' instance when possible)
final String serverURL = "http://127.0.0.1:8086", username = "root", password = "root";
final InfluxDB influxDB = InfluxDBFactory.connect(serverURL, username, password);

// Create a database...
// https://docs.influxdata.com/influxdb/v1.7/query_language/database_management/
String databaseName = "NOAA_water_database";
influxDB.query(new Query("CREATE DATABASE " + databaseName));
influxDB.setDatabase(databaseName);

// ... and a retention policy, if necessary.
// https://docs.influxdata.com/influxdb/v1.7/query_language/database_management/
String retentionPolicyName = "one_day_only";
influxDB.query(new Query("CREATE RETENTION POLICY " + retentionPolicyName
        + " ON " + databaseName + " DURATION 1d REPLICATION 1 DEFAULT"));
influxDB.setRetentionPolicy(retentionPolicyName);

// Enable batch writes to get better performance.
influxDB.enableBatch(
    BatchOptions.DEFAULTS
      .threadFactory(runnable -> {
        Thread thread = new Thread(runnable);
        thread.setDaemon(true);
        return thread;
      })
);

// Close it if your application is terminating or you are not using it anymore.
Runtime.getRuntime().addShutdownHook(new Thread(influxDB::close));

// Write points to InfluxDB.
influxDB.write(Point.measurement("h2o_feet")
    .time(System.currentTimeMillis(), TimeUnit.MILLISECONDS)
    .tag("location", "santa_monica")
    .addField("level description", "below 3 feet")
    .addField("water_level", 2.064d)
    .build());

influxDB.write(Point.measurement("h2o_feet")
    .time(System.currentTimeMillis(), TimeUnit.MILLISECONDS)
    .tag("location", "coyote_creek")
    .addField("level description", "between 6 and 9 feet")
    .addField("water_level", 8.12d)
    .build());

// Wait a few seconds in order to let the InfluxDB client
// write your points asynchronously (note: you can adjust the
// internal time interval if you need via 'enableBatch' call).
Thread.sleep(5_000L);

// Query your data using InfluxQL.
// https://docs.influxdata.com/influxdb/v1.7/query_language/data_exploration/#the-basic-select-statement
QueryResult queryResult = influxDB.query(new Query("SELECT * FROM h2o_feet"));

System.out.println(queryResult);
// It will print something like:
// QueryResult [results=[Result [series=[Series [name=h2o_feet, tags=null,
//      columns=[time, level description, location, water_level],
//      values=[
//         [2020-03-22T20:50:12.929Z, below 3 feet, santa_monica, 2.064],
//         [2020-03-22T20:50:12.929Z, between 6 and 9 feet, coyote_creek, 8.12]
//      ]]], error=null]], error=null]

$> export INFLUXDB_IP=127.0.0.1

$> mvn clean install

$> ./compile-and-test.sh

The MIT License (MIT)

Copyright (c) 2014 Stefan Majer

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.