Package org.somda.sdc.dpws.udp

Class UdpMessage

java.lang.Object

org.somda.sdc.dpws.udp.UdpMessage

public class UdpMessage
extends Object

Raw UDP message packed as a byte array plus a length attribute and receiver information.

Constructor Summary

Constructors

Constructor	Description
UdpMessage(byte[] data, int length)	Constructor without transport information.
UdpMessage(byte[] data, int length, CommunicationContext communicationContext)	Constructor with transport information.

Method Summary

Modifier and Type	Method	Description
CommunicationContext	getCommunicationContext()	Returns the communication context stored in this message.
byte[]	getData()	Gets the data from this object as byte array.
String	getHost()
int	getLength()
Integer	getPort()
boolean	hasTransportData()	Checks if there is transport data attached to the message.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

UdpMessage

public UdpMessage(byte[] data,
 int length,
 CommunicationContext communicationContext)

Constructor with transport information.

Parameters:

data - the payload of the UDP message.

length - the actual message length.

communicationContext - message transport and application information.

UdpMessage

public UdpMessage(byte[] data,
 int length)

Constructor without transport information.

Transport information is not required in case this message is used with multicast.

Parameters:

data - the payload of the UDP message.

length - the actual message length.

Method Details

hasTransportData

public boolean hasTransportData()

Checks if there is transport data attached to the message.

Returns:

true if there is a host and port, otherwise false.

getPort

public Integer getPort()

getHost

public String getHost()

getLength

public int getLength()

getData

public byte[] getData()

Gets the data from this object as byte array.

Do not rely on the byte array's length attribute, retrieve the length via getLength() instead!

Returns:

message byte array.

getCommunicationContext

public CommunicationContext getCommunicationContext()

Returns the communication context stored in this message.

Returns:

communication context containing transport information and more.

toString

public String toString()

Overrides:

toString in class Object