io.questdb.tasks.TelemetryTask Maven / Gradle / Ivy
/*******************************************************************************
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* / _ \ _ _ ___ ___| |_| _ \| __ )
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* | |_| | |_| | __/\__ \ |_| |_| | |_) |
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*
* Copyright (c) 2014-2019 Appsicle
* Copyright (c) 2019-2020 QuestDB
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
package io.questdb.tasks;
import io.questdb.cairo.CairoEngine;
import io.questdb.mp.RingQueue;
import io.questdb.mp.Sequence;
import io.questdb.std.datetime.microtime.MicrosecondClock;
public final class TelemetryTask {
public static void doStoreTelemetry(CairoEngine engine, short event, short origin) {
MicrosecondClock clock = engine.getConfiguration().getMicrosecondClock();
Sequence telemetryPubSeq = engine.getTelemetryPubSequence();
RingQueue telemetryQueue = engine.getTelemetryQueue();
long cursor = telemetryPubSeq.next();
while (cursor == -2) {
cursor = telemetryPubSeq.next();
}
if (cursor > -1) {
TelemetryTask row = telemetryQueue.get(cursor);
row.created = clock.getTicks();
row.event = event;
row.origin = origin;
telemetryPubSeq.done(cursor);
}
}
public long created;
public CharSequence id;
public short event;
public short origin;
}