ie.ncl.sms.gsm
Class UDHMessage

java.lang.Object
  ie.ncl.msg.Message
      ie.ncl.msg.BinaryMessage
          ie.ncl.sms.gsm.UDHMessage

All Implemented Interfaces:

java.io.Serializable

public class UDHMessage
extends BinaryMessage

A User Data Header Message is a message with a set of indicators at the start of the message such as fragmentation information, source and destination port numbers.

See Also:

Serialized Form

Constructor Summary

UDHMessage(Address destination, byte[] bytes, UserDataHeader udh)
Create a User Data Header Message specifying the destination address, the header and the data.

UDHMessage(BinaryMessage msg, byte[] bytes, UserDataHeader udh)
Create a User Data Header Message specifying the all the message attributes from another message, and also the header and the data.

Method Summary

static BinaryMessage[]	fragment(Message msg, int maxLen, int sequence)
static BinaryMessage[]	fragment(Message msg, int maxLen, int sequence, java.lang.String charEncoding)
static UDHMessage	fromSMS(BinaryMessage sms) Construct a UDHMessage from a simple SMS message.
Fragmentation	getFragmentation() Short cut to getting the fragmentation information in the header.
Ports	getPorts() Short cut to getting the port addressing information in the header.
UserDataHeader	getUserDataHeader() Get the header of the message.
static int	roundUpToBlockSize(int dataLength, int blockSize)
void	setUserDataHeader(UserDataHeader udh) Set the header of the message.

Methods inherited from class ie.ncl.msg.BinaryMessage

getBody, getBytes, setBody, setBytes, size

Methods inherited from class ie.ncl.msg.Message

getAttribute, getAttributes, getCorrelationID, getDestination, getID, getSource, getType, putAttribute, removeAttribute, setAttributes, setCorrelationID, setDestination, setID, setSource, setType

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UDHMessage

public UDHMessage(Address destination,
                  byte[] bytes,
                  UserDataHeader udh)

Create a User Data Header Message specifying the destination address, the header and the data.

UDHMessage

public UDHMessage(BinaryMessage msg,
                  byte[] bytes,
                  UserDataHeader udh)

Create a User Data Header Message specifying the all the message attributes from another message, and also the header and the data.

Method Detail

getUserDataHeader

public UserDataHeader getUserDataHeader()

Get the header of the message.

setUserDataHeader

public void setUserDataHeader(UserDataHeader udh)

Set the header of the message.

getPorts

public Ports getPorts()

Short cut to getting the port addressing information in the header.

getFragmentation

public Fragmentation getFragmentation()

Short cut to getting the fragmentation information in the header.

fragment

public static BinaryMessage[] fragment(Message msg,
                                       int maxLen,
                                       int sequence)

fragment

public static BinaryMessage[] fragment(Message msg,
                                       int maxLen,
                                       int sequence,
                                       java.lang.String charEncoding)
                                throws java.io.UnsupportedEncodingException

Throws:

java.io.UnsupportedEncodingException

roundUpToBlockSize

public static int roundUpToBlockSize(int dataLength,
                                     int blockSize)

fromSMS

public static UDHMessage fromSMS(BinaryMessage sms)
                          throws UserDataHeaderMalformedException

Construct a UDHMessage from a simple SMS message.

Throws:

UserDataHeaderMalformedException