package kafka.server
import java.nio._
import java.nio.channels._
import kafka.network._
import kafka.message._
import kafka.utils._
import kafka.common.ErrorMapping
@nonthreadsafe
private[server] class MessageSetSend(val messages: MessageSet, val errorCode: Short) extends Send {
private var sent: Int = 0
private val size: Int = messages.sizeInBytes
private val = ByteBuffer.allocate(6)
header.putInt(size + 2)
header.putShort(errorCode)
header.rewind()
var complete: Boolean = false
def this(messages: MessageSet) = this(messages, ErrorMapping.NoError)
def this() = this(MessageSet.Empty)
def writeTo(channel: GatheringByteChannel): Int = {
expectIncomplete()
var written = 0
if(header.hasRemaining)
written += channel.write(header)
if(!header.hasRemaining) {
val fileBytesSent = messages.writeTo(channel, sent, size - sent)
written += fileBytesSent
sent += fileBytesSent
}
if(logger.isTraceEnabled)
if (channel.isInstanceOf[SocketChannel]) {
val socketChannel = channel.asInstanceOf[SocketChannel]
logger.trace(sent + " bytes written to " + socketChannel.socket.getRemoteSocketAddress() + " expecting to send " + size + " bytes")
}
if(sent >= size)
complete = true
written
}
def sendSize: Int = size + header.capacity
}