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docs: Clarify how to use a client with InfluxDB 1.8 (#103)
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| /* | ||
| * The MIT License | ||
| * | ||
| * 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. | ||
| */ | ||
| package example; | ||
|
|
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| import java.util.List; | ||
|
|
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| import com.influxdb.client.InfluxDBClient; | ||
| import com.influxdb.client.InfluxDBClientFactory; | ||
| import com.influxdb.client.WriteApi; | ||
| import com.influxdb.client.write.Point; | ||
| import com.influxdb.query.FluxTable; | ||
|
|
||
| /** | ||
| * @author Jakub Bednar (16/04/2020 11:00) | ||
| */ | ||
| public class InfluxDB18Example { | ||
|
|
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| public static void main(final String[] args) { | ||
|
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| String database = "telegraf"; | ||
| String retentionPolicy = "autogen"; | ||
|
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| InfluxDBClient client = InfluxDBClientFactory.createV1("http://localhost:8086", | ||
| "username", | ||
| "password".toCharArray(), | ||
| database, | ||
| retentionPolicy); | ||
|
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| System.out.println("*** Write Points ***"); | ||
|
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| try (WriteApi writeApi = client.getWriteApi()) { | ||
|
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| Point point = Point.measurement("mem") | ||
| .addTag("host", "host1") | ||
| .addField("used_percent", 29.43234543); | ||
|
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| System.out.println(point.toLineProtocol()); | ||
|
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| writeApi.writePoint(point); | ||
| } | ||
|
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| System.out.println("*** Query Points ***"); | ||
| String query = String.format("from(bucket: \"%s/%s\") |> range(start: -1h)", database, retentionPolicy); | ||
|
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| List<FluxTable> tables = client.getQueryApi().query(query); | ||
| tables.get(0).getRecords() | ||
| .forEach(record -> System.out.println(String.format("%s %s: %s %s", | ||
| record.getTime(), record.getMeasurement(), record.getField(), record.getValue()))); | ||
|
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| client.close(); | ||
| } | ||
| } |