Example usage for com.rabbitmq.client.impl AMQChannel getConnection

Introduction

In this page you can find the example usage for com.rabbitmq.client.impl AMQChannel getConnection.

Prototype

public AMQConnection getConnection() 

Source Link

Usage

From source file:com.navercorp.pinpoint.plugin.rabbitmq.client.interceptor.RabbitMQConsumerHandleCompleteInboundCommandInterceptor.java

License:Apache License

private Trace createTrace(AMQChannel amqChannel, AMQCommand amqCommand) {
    AMQConnection connection = amqChannel.getConnection();
    if (connection == null) {
        logger.debug("connection is null, skipping trace");
    }/*  ww w  . j a v  a 2 s .  c o m*/

    Method method = amqCommand.getMethod();
    AMQP.Basic.GetOk getOk = (AMQP.Basic.GetOk) method;
    String exchange = getOk.getExchange();
    if (RabbitMQClientPluginConfig.isExchangeExcluded(exchange, excludeExchangeFilter)) {
        if (isDebug) {
            logger.debug("exchange {} is excluded", exchange);
        }
        return null;
    }
    String routingKey = getOk.getRoutingKey();

    Map<String, Object> headers = getHeadersFromContentHeader(amqCommand.getContentHeader());

    // If this transaction is not traceable, mark as disabled.
    if (headers.get(RabbitMQClientConstants.META_SAMPLED) != null) {
        return traceContext.disableSampling();
    }

    final TraceId traceId = populateTraceIdFromRequest(headers);
    // If there's no trasanction id, a new trasaction begins here.
    final Trace trace = traceId == null ? traceContext.newTraceObject()
            : traceContext.continueTraceObject(traceId);
    if (trace.canSampled()) {
        final SpanRecorder recorder = trace.getSpanRecorder();
        recordRootSpan(recorder, connection, exchange, routingKey, headers);
    }
    return trace;
}

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From source file:de.htwk_leipzig.bis.connection.handshake.clientRewrite.AMQCommand.java

License:Mozilla Public License

/**
 * Sends this command down the named channel on the channel's connection,
 * possibly in multiple frames./* w  ww  . j a  va2 s . c om*/
 * 
 * @param channel
 *            the channel on which to transmit the command
 * @throws IOException
 *             if an error is encountered
 */
public void transmit(AMQChannel channel) throws IOException {
    int channelNumber = channel.getChannelNumber();
    AMQConnection connection = channel.getConnection();

    synchronized (assembler) {
        Method m = this.assembler.getMethod();
        connection.writeFrame(m.toFrame(channelNumber));
        if (m.hasContent()) {
            byte[] body = this.assembler.getContentBody();

            connection.writeFrame(this.assembler.getContentHeader().toFrame(channelNumber, body.length));

            int frameMax = connection.getFrameMax();
            int bodyPayloadMax = (frameMax == 0) ? body.length : frameMax - EMPTY_FRAME_SIZE;

            for (int offset = 0; offset < body.length; offset += bodyPayloadMax) {
                int remaining = body.length - offset;

                int fragmentLength = (remaining < bodyPayloadMax) ? remaining : bodyPayloadMax;
                Frame frame = Frame.fromBodyFragment(channelNumber, body, offset, fragmentLength);
                connection.writeFrame(frame);
            }
        }
    }

    connection.flush();
}

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