callback interface that LocalSink listener must implement
If LocalSink has a DataObjectListener then all messages will
be sent to the DataObjectListener as DataObject[]
callback interface that LocalSink listener must implement
If LocalSink has a StringListener then all messages will
be sent as string records to the StringListener,
if LocalSink has a DOStringWriter defined then this will be used.
** helper class that intialises log4j package and provides mappings from OutputLogger
** properties and initialisation of openadaptor style remote logging.