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org.zazof.jteg
Class TEGServer  

java.lang.Object
  org.zazof.jteg.TEGServer

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public class TEGServer

extends java.lang.Object

This class servers as a TEG server proxy. All communication with the TEG server passes via this class. Implements the singleton pattern. This class contains methods for each message that can be send to the TEG server. The real connection with the server is encapsulated in a Connection object.

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Field Summary
private  Connection	$currentConnection
private static int	$protocolVersion
private static java.lang.String	$serverVersion
private static boolean	DEBUG

 

Constructor Summary
(package private)	TEGServer()           Constructor of TEG server

 

Method Summary
void	disconnect()           Disconnect from the server.
java.lang.String	getMessageFromServer()           Gets a message from the TEGServer in Stringformat.
int	getProtocolVersion()           Returns the protocol currently in use by Jteg.
java.lang.String	getServerVersion()           Returns a description of the server we are currently connected to.
void	makeConnectionWithServer(java.lang.String server, int port)           Makes the actual connection with server on the specified port. Before sending any message to the TEG server, this method should be called.
void	send(java.lang.String message, java.lang.String errorMessage)           Sends a message to the TEGServer.

 

Methods inherited from class java.lang.Object

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

 

Field Detail

$currentConnection

private Connection $currentConnection

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DEBUG

private static final boolean DEBUG

See Also:

Constant Field Values

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$protocolVersion

private static int $protocolVersion

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$serverVersion

private static java.lang.String $serverVersion

Constructor Detail

TEGServer

TEGServer()

Constructor of TEG server

Method Detail

makeConnectionWithServer

public void makeConnectionWithServer(java.lang.String server,
                                     int port)
                              throws java.io.IOException,
                                     ServerException

Makes the actual connection with server on the specified port.
Before sending any message to the TEG server, this method should be called. This method is also responsible for implementing the handshake and identifying the protocolversion of the TEGServer.

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disconnect

public void disconnect()

Disconnect from the server.
If no connection is currently open, nothing happens.

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send

public void send(java.lang.String message,
                 java.lang.String errorMessage)
          throws ServerException

Sends a message to the TEGServer.

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getMessageFromServer

public java.lang.String getMessageFromServer()
                                      throws java.io.IOException,
                                             ServerException

Gets a message from the TEGServer in Stringformat.
Since this message is not yet interpreted, the method should normally only be called by the MessageManager. This method blocks the calling thread if no messages are available!

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getProtocolVersion

public int getProtocolVersion()
                       throws ServerException

Returns the protocol currently in use by Jteg.
Tegservers upto 0.7 use protocol 3, 0.8.x use protocol 4, 0.9.x use protocol 5 etc...

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getServerVersion

public java.lang.String getServerVersion()
                                  throws ServerException

Returns a description of the server we are currently connected to.

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