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Class its.backbone.sdd.SddReceiver

java.lang.Object
   |
   +----java.lang.Thread
           |
           +----its.backbone.sdd.SddReceiver

public class SddReceiver

extends Thread

implements ItsFrameListener, SchemaListener, ContentListener, DataListener, SerialNumListener, ExtractorListener

	try {
		// construct a receiver object with host and port number
		sddReceiver = new SddReceiver( host, port );
	} catch ( java.net.UnknownHostException e )
	{
		System.err.println( "unknown host: " + host );
		System.exit(1);
	}
	// disable parsing and SQL generation
	sddReceiver.disableSql();
	sddReceiver.disableParsing();
	// register callbacks
	sddReceiver.addSchemaListener( this );
	sddReceiver.addContentListener( this );
	sddReceiver.addDataListener( this );
	sddReceiver.addSerialNumListener( this );
	sddReceiver.addExtractorListener( this );
 

SddReceiver(String, int)

public constructor

addContentListener(ContentListener)

method to register the content callback

addDataListener(DataListener)

method to register the data callback

addExtractorListener(ExtractorListener)

method to register the extractor callback

addSchemaListener(SchemaListener)

method to register the schema callback

addSerialNumListener(SerialNumListener)

method to register the serialnum callback

contentReceived(ContentEvent)

example content callback

dataReceived(DataEvent)

example data callback

disableParsing()

method to disable SQL parsing of schema and contents

disableParsingFailExit()

method to disable parsing exits

disableSql()

method to unset the SQL flag

enableParsing()

method to enable SQL parsing of schema and contents

enableParsingFailExit()

method to enable parsing exits

enableSql()

method to set the SQL flag

exit()

exit method

extractorReceived(ExtractorEvent)

example extractor callback

getItsFrameReceiver()

method to get the ItsFrameReceiver status

getStatus()

method to get the SddReceiver status

isParsingEnabled()

function to get the parsing enabled flag

isParsingFailExitEnabled()

function to get the state of the parsing error(fail) exit flag - If this flag is set, a parsing error with force an System.exit() call.

isSqlEnabled()

function to get the SQL flag setting

itsFrameReceived(ItsFrame)

callback for ItsFrames, invoked from ItsFrameReceiver when a new ItsFrame is received

main(String[])

test method

removeContentListener(ContentListener)

method to remove a content listener

removeDataListener(DataListener)

method to remove a data listener

removeExtractorListener(ExtractorListener)

method to remove a extractor listener

removeSchemaListener(SchemaListener)

method to remove a schema listener

removeSerialNumListener(SerialNumListener)

method to remove a serial number listener

run()

thread run method, basically waits for data, then calls checkListenerVec()

schemaReceived(SchemaEvent)

example schema callback

serialNumReceived(SerialNumEvent)

example serial number callback

 public SddReceiver(String serverName,
                    int serverPort) throws UnknownHostException

public constructor

Parameters:

host - contains the servers hostname

port - contains the servers port number

 public void itsFrameReceived(ItsFrame frame)

callback for ItsFrames, invoked from ItsFrameReceiver when a new ItsFrame is received

Parameters:

frame - contains the servers hostname

 public void run()

thread run method, basically waits for data, then calls checkListenerVec()

Overrides:

run in class Thread

 public void exit()

exit method

Overrides:

exit in class Thread

 public boolean isSqlEnabled()

function to get the SQL flag setting

Returns:

s boolean true is SQL output is enabled

 public void enableSql()

method to set the SQL flag

 public void disableSql()

method to unset the SQL flag

 public synchronized void addSchemaListener(SchemaListener schemaListener)

method to register the schema callback

Parameters:

schemaListener - contains object containing schema callback

 public synchronized void addContentListener(ContentListener contentListener)

method to register the content callback

Parameters:

contentListener - contains object containing content callback

 public synchronized void addDataListener(DataListener dataListener)

method to register the data callback

Parameters:

dataListener - contains object containing data callback

 public synchronized void addSerialNumListener(SerialNumListener serialNumListener)

method to register the serialnum callback

Parameters:

serialnumListener - contains object containing serialnum callback

 public synchronized void addExtractorListener(ExtractorListener extractorListener)

method to register the extractor callback

Parameters:

extractorListener - contains object containing extractor callback

 public void removeSchemaListener(SchemaListener schemaListener)

method to remove a schema listener

Parameters:

schemaListener - listener to remove from the callback

 public void removeContentListener(ContentListener contentListener)

method to remove a content listener

Parameters:

contentListener - listener to remove from the callback

 public void removeDataListener(DataListener dataListener)

method to remove a data listener

Parameters:

dataListener - listener to remove from the callback

 public void removeSerialNumListener(SerialNumListener serialNumListener)

method to remove a serial number listener

Parameters:

serialNumListener - listener to remove from the callback

 public void removeExtractorListener(ExtractorListener extractorListener)

method to remove a extractor listener

Parameters:

extractorListener - listener to remove from the callback

 public void schemaReceived(SchemaEvent event)

example schema callback

Parameters:

event - contains the schema event

See Also:

SchemaEvent

 public void contentReceived(ContentEvent event)

example content callback

Parameters:

event - contains the content event

See Also:

ContentEvent

 public void dataReceived(DataEvent event)

example data callback

Parameters:

event - contains the data event

See Also:

DataEvent

 public void serialNumReceived(SerialNumEvent event)

example serial number callback

Parameters:

event - contains the serial number event

See Also:

SerialNumEvent

 public void extractorReceived(ExtractorEvent event)

example extractor callback

Parameters:

event - contains the extractor event

See Also:

ExtractorEvent

 public SddReceiverStatus getStatus()

method to get the SddReceiver status

Returns:

s SddReceiverStatus contains the receivers status

See Also:

SddReceiverStatus

 public ItsFrameReceiver getItsFrameReceiver()

method to get the ItsFrameReceiver status

Returns:

s ItsFrameReceiverStatus contains the ItsFrame layer receiver status

See Also:

ItsFrameReceiverStatus

 public boolean isParsingEnabled()

function to get the parsing enabled flag

Returns:

s boolean true if SQL parsing is enabled

 public void disableParsing()

method to disable SQL parsing of schema and contents

 public void enableParsing()

method to enable SQL parsing of schema and contents

 public boolean isParsingFailExitEnabled()

function to get the state of the parsing error(fail) exit flag - If this flag is set, a parsing error with force an System.exit() call.

Returns:

s boolean true if exit is enabled during a parsing error

 public void disableParsingFailExit()

method to disable parsing exits

 public void enableParsingFailExit()

method to enable parsing exits

 public static void main(String args[]) throws Exception

test method

Parameters:

args - command line parameters

Throws: Exception

exception

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