com.web_visage.ichat
Class DefaultMessageFactory

java.lang.Object
  com.web_visage.ichat.AbstractMessageFactory
      com.web_visage.ichat.DefaultMessageFactory

All Implemented Interfaces:

IChatMessageConstants, IChatMessageFactory

public class DefaultMessageFactory
extends AbstractMessageFactory

Creates client messages.

Author:

K.Baturytski

Field Summary

Fields inherited from interface com.web_visage.ichat.IChatMessageConstants

BEGIN_END_MARKER, COMMON_LINE, ICHAT_TAG, PRIVATE_TAG, SEPARATOR, WILDCARD

Method Summary

IChatForwardMessage	createForwardMessage(IChatSender aSender, java.lang.String aReceiver, IChatMessage aMessage) Creates public "transport" message.
IChatMessage[]	createMessage(byte[] aCryptedMessage) Creates message from the raw byte form.
IChatServerForwardMessage	createServerForwardMessage(IChatMessage aMessage) Creates server "forward" message.
static DefaultMessageFactory	getSingleton() Returns singleton instance.

Methods inherited from class com.web_visage.ichat.AbstractMessageFactory

createAlertMessage, createBoardMessage, createBroadcastMessage, createConnectMessage, createConnectToLineMessage, createCreateLineMessage, createCreateMessage, createDisconnectFromLineMessage, createDisconnectMessage, createMeMessage, createPrivateMessage, createPublicMessage, createReceivedMessage, createRefreshBoardMessage, createRefreshLineMessage, createRefreshMessage, createRenameMessage, createStatusMessage, createStatusReqMessage

Methods inherited from class java.lang.Object

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

Method Detail

createForwardMessage

public IChatForwardMessage createForwardMessage(IChatSender aSender,
                                                java.lang.String aReceiver,
                                                IChatMessage aMessage)

Creates public "transport" message. Forward message is a wrapper for all messages types.

Parameters:

aSender - - a sender object

aReceiver - - receiver name or '*' for all

aMessage - - unencrypted message to wrap

Returns:

ready to send forward message (with encrypted message inside)

createServerForwardMessage

public IChatServerForwardMessage createServerForwardMessage(IChatMessage aMessage)

Creates server "forward" message. Acts as transport wrapper for all message types delivered to client.

Parameters:

aMessage -

Returns:

createMessage

public IChatMessage[] createMessage(byte[] aCryptedMessage)
                             throws IChatException

Creates message from the raw byte form. Since there is possibility to have more than one message in a block, function returns an array of messages.

Parameters:

aCryptedMessage - - crypted raw byte data

Returns:

Throws:

IChatException

getSingleton

public static DefaultMessageFactory getSingleton()

Returns singleton instance.

Returns: