net.i2p.router.transport.udp

Interface ACKBitfield

interface ACKBitfield

Generic means of SACK/NACK transmission for partially or fully received messages

Method Summary

Modifier and Type	Method and Description
int	ackCount() Number of fragments acked in this bitfield.
int	fragmentCount() Get how many fragments are covered in this bitfield.
long	getMessageId() Get the message ID this is partially ACKing.
int	highestReceived() Highest fragment number acked in this bitfield.
boolean	received(int fragmentNum) Check if the given fragment has been received.
boolean	receivedComplete() Check if the entire message has been received completely.

Method Detail

ackCount

int ackCount()

Number of fragments acked in this bitfield. Faster than looping through received()

Returns:

number of fragments acked

fragmentCount

int fragmentCount()

Get how many fragments are covered in this bitfield.

Returns:

number of fragments

getMessageId

long getMessageId()

Get the message ID this is partially ACKing.

Returns:

message ID

highestReceived

int highestReceived()

Highest fragment number acked in this bitfield.

Returns:

highest fragment number acked, or -1 if none

received

boolean received(int fragmentNum)

Check if the given fragment has been received.

Parameters:

fragmentNum - fragment number to check

Returns:

true if fragment has been received

receivedComplete

boolean receivedComplete()

Check if the entire message has been received completely.

Returns:

true if message has been completely received