Example usage for io.netty.channel ChannelConfig getWriteBufferHighWaterMark

Introduction

In this page you can find the example usage for io.netty.channel ChannelConfig getWriteBufferHighWaterMark.

Prototype

int getWriteBufferHighWaterMark();

Source Link

Document

Returns the high water mark of the write buffer.

Usage

From source file:io.advantageous.conekt.net.impl.ConnectionBase.java

License:Open Source License

public void doSetWriteQueueMaxSize(int size) {
    ChannelConfig config = channel.config();
    int high = config.getWriteBufferHighWaterMark();
    int newLow = size / 2;
    int newHigh = size;
    if (newLow >= high) {
        config.setWriteBufferHighWaterMark(newHigh);
        config.setWriteBufferLowWaterMark(newLow);
    } else {//w  w  w  .  j a  v a  2  s. c  o  m
        config.setWriteBufferLowWaterMark(newLow);
        config.setWriteBufferHighWaterMark(newHigh);
    }
}

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From source file:org.jupiter.transport.netty.handler.acceptor.AcceptorHandler.java

License:Apache License

@Override
public void channelWritabilityChanged(ChannelHandlerContext ctx) throws Exception {
    Channel ch = ctx.channel();/*from  ww  w  .j  a  v a 2 s. co  m*/
    ChannelConfig config = ch.config();

    // ?: ChannelOption.WRITE_BUFFER_HIGH_WATER_MARK
    // ?: ChannelOption.WRITE_BUFFER_LOW_WATER_MARK
    if (!ch.isWritable()) {
        // ?channel(OutboundBuffer)?WRITE_BUFFER_HIGH_WATER_MARK
        if (logger.isWarnEnabled()) {
            logger.warn(
                    "{} is not writable, high water mask: {}, the number of flushed entries that are not written yet: {}.",
                    ch, config.getWriteBufferHighWaterMark(), ch.unsafe().outboundBuffer().size());
        }

        config.setAutoRead(false);
    } else {
        // ??OutboundBuffer?WRITE_BUFFER_LOW_WATER_MARK
        if (logger.isWarnEnabled()) {
            logger.warn(
                    "{} is writable(rehabilitate), low water mask: {}, the number of flushed entries that are not written yet: {}.",
                    ch, config.getWriteBufferLowWaterMark(), ch.unsafe().outboundBuffer().size());
        }

        config.setAutoRead(true);
    }
}

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