com.ibm.jtopenlite.ddm
Interface DDMReadCallback

All Known Implementing Classes:

DDMReadCallbackAdapter, DDMThreadedReader

public interface DDMReadCallback

Used by DDMConnection to pass the output of a read operation to the user in a memory-conscious fashion.

Method Summary

void	endOfFile(DDMCallbackEvent event) Called by DDMConnection when a read or position operation moved the cursor to before the first record or after the last record.
void	newRecord(DDMCallbackEvent event, DDMDataBuffer dataBuffer) Called by DDMConnection when a new record has been read.
void	recordNotFound(DDMCallbackEvent event) Called by DDMConnection when a keyed read returned no matching records.

Method Detail

newRecord

void newRecord(DDMCallbackEvent event,
               DDMDataBuffer dataBuffer)
               throws IOException

Called by DDMConnection when a new record has been read.

Throws:

IOException

recordNotFound

void recordNotFound(DDMCallbackEvent event)

Called by DDMConnection when a keyed read returned no matching records.

endOfFile

void endOfFile(DDMCallbackEvent event)

Called by DDMConnection when a read or position operation moved the cursor to before the first record or after the last record.