io.deepsense.neptune.clientlibrary.services.channelvaluesender.TimedChannelValueSendingStrategy Maven / Gradle / Ivy

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Enables integration with Neptune in your Java code

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/**
 * Copyright (c) 2016, CodiLime Inc.
 */

package io.deepsense.neptune.clientlibrary.services.channelvaluesender;

public class TimedChannelValueSendingStrategy implements ChannelValueSendingStrategy {

    private final int maxPackageCountInBuffer;

    private final long minIntervalBetweenSends;

    private long previousSendTimestamp;

    public TimedChannelValueSendingStrategy(int maxPackageCountInBuffer, long minIntervalBetweenSends) {
        this.maxPackageCountInBuffer = maxPackageCountInBuffer;
        this.minIntervalBetweenSends = minIntervalBetweenSends;
    }

    @Override
    public boolean shouldValuesBeSent(int packageCountInBuffer) {
        return packageCountInBuffer > 0 && timeSinceLastSend() > minIntervalBetweenSends
                || packageCountInBuffer == maxPackageCountInBuffer;
    }

    @Override
    public void onSend() {
        previousSendTimestamp = System.currentTimeMillis();
    }

    private long timeSinceLastSend() {
        return System.currentTimeMillis() - previousSendTimestamp;
    }
}