Package org.apache.drill.exec.vector.accessor.reader

Class NullStateReaders.NullableIsSetVectorStateReader

java.lang.Object
org.apache.drill.exec.vector.accessor.reader.NullStateReaders.NullableIsSetVectorStateReader
All Implemented Interfaces:
NullStateReader
Enclosing class:
NullStateReaders
protected static class NullStateReaders.NullableIsSetVectorStateReader extends Object implements NullStateReader
Holder for the NullableVector wrapper around a bits vector and a data vector. Manages the bits vector to extract the nullability value.

This class allows the same reader to handle both the required and nullable cases; the only difference is how nulls are handled.