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Service for batching and relaying metric traffic to Wavefront

There is a newer version: 4.36

package org.logstash.beats;

import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.handler.codec.MessageToByteEncoder;

/**
 * This Class is mostly used in the test suite to make the right assertions with the encoded data
 * frame. This class support creating v1 or v2 lumberjack frames.
 */
public class AckEncoder extends MessageToByteEncoder {
  @Override
  protected void encode(ChannelHandlerContext ctx, Ack ack, ByteBuf out) throws Exception {
    out.writeByte(ack.getProtocol());
    out.writeByte('A');
    out.writeInt(ack.getSequence());
  }
}