org.apache.hadoop.hive.serde2.thrift

Interface WriteNullsProtocol

All Known Implementing Classes:

TBinarySortableProtocol, TCTLSeparatedProtocol

public interface WriteNullsProtocol

An interface for TProtocols that actually write out nulls - This should be for all those that don't actually use fieldids in the written data like TCTLSeparatedProtocol.

Method Summary

Modifier and Type	Method and Description
boolean	lastPrimitiveWasNull() Was the last primitive read really a NULL.
void	writeNull() Write a null.

Method Detail

lastPrimitiveWasNull

boolean lastPrimitiveWasNull()
                      throws org.apache.thrift.TException

Was the last primitive read really a NULL. Need only be called when the value of the primitive was 0. ie the protocol should return 0 on nulls and the caller will then check if it was actually null For boolean this is false.

Throws:

org.apache.thrift.TException

writeNull

void writeNull()
        throws org.apache.thrift.TException

Write a null.

Throws:

org.apache.thrift.TException