EVolve.data
Interface DataSource

All Known Implementing Classes:

ContinuousDataSource, DemoSource, PMCPentiumSource

public interface DataSource

EVolve data source.

Method Summary

java.lang.String	getFileName() Gets the name of the data trace file.
java.lang.String	getName() Gets the name of the datasource.
ElementDefinition	getNextDefinition() Gets the next element definition.
Entity	getNextEntity() Gets the next entity.
Event	getNextEvent() Gets the next event.
long	getNumberOfEvents(java.lang.String definitionName) Gets number of events corresponding event definition name
long	getTotalNumberOfEvents() Gets total number of events in the data trace
void	init() Initializes the data source.
void	startBuildDefinition() Starts building the element definitions.
void	startBuildEntity() Starts building the entities.
void	startBuildEvent() Starts building the events.

Method Detail

init

public void init()
          throws EVolveException

Initializes the data source.

EVolveException

startBuildDefinition

public void startBuildDefinition()
                          throws DataProcessingException

Starts building the element definitions.

DataProcessingException

getNextDefinition

public ElementDefinition getNextDefinition()
                                    throws DataProcessingException

Gets the next element definition.

Returns:

next element definition, null if all the definitions are sent.

DataProcessingException

startBuildEntity

public void startBuildEntity()
                      throws DataProcessingException

Starts building the entities.

DataProcessingException

getNextEntity

public Entity getNextEntity()
                     throws DataProcessingException

Gets the next entity.

Returns:

next entity, null if all the entities are sent.

DataProcessingException

startBuildEvent

public void startBuildEvent()
                     throws DataProcessingException

Starts building the events.

DataProcessingException

getNextEvent

public Event getNextEvent()
                   throws DataProcessingException

Gets the next event.

Returns:

next event, null if all the events are sent.

DataProcessingException

getName

public java.lang.String getName()

Gets the name of the datasource.

Returns:

data sourse name

getFileName

public java.lang.String getFileName()

Gets the name of the data trace file.

Returns:

trace file name or null

getTotalNumberOfEvents

public long getTotalNumberOfEvents()

Gets total number of events in the data trace

Returns:

a long type number containing total number of events

getNumberOfEvents

public long getNumberOfEvents(java.lang.String definitionName)

Gets number of events corresponding event definition name

Returns:

event number