Classes
class	MSG_STATUS

class	MSG_TYPE

Public Member Functions
int	length ()

String	toString ()

void	respond (byte[] response_msg) throws UMDSException

Public Attributes
int	type

long	seqnum = 0

long	low_seqnum = 0

long	srcidx = -1

int	status = 0

boolean	recovered = false

String	status_str = null

byte[]	appdata = null

boolean	appmetadata_present

int	appmeta_data

int	requestID

int	compress_orig_data_len

byte[]	response_data

UMDSServerConnection	server

String	topic

long	source_session_id = -1

Detailed Description

class UMDSMessage is the main message class for UMDS clients. Application data is sent or received using UMDSMessage objects

Member Function Documentation

int com.latencybusters.umds.UMDSMessage.length ( )

Get the length of the message.

Returns: The length of the message

Referenced by com.latencybusters.umds.UMDSPersistentReceiver.onMessage(), and com.latencybusters.umds.UMDSReceiver.onMessage().

void com.latencybusters.umds.UMDSMessage.respond ( byte [] response_msg ) throws UMDSException

Send a response to a request. Multiple responses may be sent for the same request.

Parameters

response_msg User specified response data.

Exceptions

UMDSException The same exceptions as the send() method, and additionally: UMDS.UMDSBadStateException - if called on a message not of REQUEST type

String com.latencybusters.umds.UMDSMessage.toString ( )

Get the string version of this message

Member Data Documentation

byte [] com.latencybusters.umds.UMDSMessage.appdata = null

The application data

Referenced by com.latencybusters.umds.UMDSServerConnection.send().

int com.latencybusters.umds.UMDSMessage.appmeta_data

Application meta data

Referenced by com.latencybusters.umds.UMDSServerConnection.send().

boolean com.latencybusters.umds.UMDSMessage.appmetadata_present

Indicates if Application data was received

long com.latencybusters.umds.UMDSMessage.low_seqnum = 0

The low sequence number of this message. This will be the low sequence number for messages fragmented in the LBM backbone

Referenced by com.latencybusters.umds.UMDSServerConnection.send().

boolean com.latencybusters.umds.UMDSMessage.recovered = false

Indicates the message was created as part of a recovery operation (late join etc)

int com.latencybusters.umds.UMDSMessage.requestID

Request ID for correlating events to a sent request. The request ID is not valid for REQUEST messages. It is only populated in responses and timeout events for the requester.

Referenced by com.latencybusters.umds.UMDSSource.onEvent(), and com.latencybusters.umds.UMDSMessage.toString().

byte [] com.latencybusters.umds.UMDSMessage.response_data

Response Data to be returned to the server when responding

long com.latencybusters.umds.UMDSMessage.seqnum = 0

The sequence number of this message. This will be the high sequence number for messages fragmented in the LBM backbone

Referenced by com.latencybusters.umds.UMDSPersistentReceiver.onEvent(), com.latencybusters.umds.UMDSReceiver.onEvent(), com.latencybusters.umds.UMDSServerConnection.onEvent(), com.latencybusters.umds.UMDSServerConnection.send(), and com.latencybusters.umds.UMDSMessage.toString().

long com.latencybusters.umds.UMDSMessage.source_session_id = -1

Source session ID for persistent receiver

long com.latencybusters.umds.UMDSMessage.srcidx = -1

The UMDS server index of the source

Referenced by com.latencybusters.umds.UMDSPersistentReceiver.onEvent(), com.latencybusters.umds.UMDSReceiver.onEvent(), com.latencybusters.umds.UMDSSource.onEvent(), and com.latencybusters.umds.UMDSServerConnection.onEvent().

int com.latencybusters.umds.UMDSMessage.status = 0