How to use

isNull

method

in

org.apache.arrow.vector.ValueVector

boolean isNullAt(int rowId) {
 return vector.isNull(rowId);
}

boolean isNullAt(int rowId) {
 return vector.isNull(rowId);
}

@Override
public boolean isNull(int index) {
 return v.isNull(index);
}

public void getFieldById(int fieldId, ComplexHolder holder) {
 final ValueVector vv = vectors[fieldId];
 if (vv instanceof BaseValueVector) {
  holder.isSet =vv.isNull(currentIndex) ? 1 : 0;
 } else {
  holder.isSet = vv.isNull(currentIndex) ? 1 : 0;
 }
 holder.reader = vv.getReader();
 holder.reader.setPosition(currentIndex);
}

private boolean nullFilled(ValueVector vector) {
 for (int r = 0; r < vector.getValueCount(); r++) {
  if (!vector.isNull(r)) {
   return false;
  }
 }
 return true;
}

when(valueVector.isNull(anyInt())).thenAnswer(new Answer<Object>() {