Package org.apache.drill.exec.vector

Interface ValueVector.Accessor

All Known Subinterfaces:

RepeatedValueVector.RepeatedAccessor, VariableWidthVector.VariableWidthAccessor

All Known Implementing Classes:

AbstractRepeatedMapVector.Accessor, BaseRepeatedValueVector.BaseRepeatedAccessor, BaseValueVector.BaseAccessor, BigIntVector.Accessor, BitVector.Accessor, DateVector.Accessor, Decimal18Vector.Accessor, Decimal28DenseVector.Accessor, Decimal28SparseVector.Accessor, Decimal38DenseVector.Accessor, Decimal38SparseVector.Accessor, Decimal9Vector.Accessor, DictVector.Accessor, Float4Vector.Accessor, Float8Vector.Accessor, IntervalDayVector.Accessor, IntervalVector.Accessor, IntervalYearVector.Accessor, IntVector.Accessor, ListVector.Accessor, MapVector.Accessor, NullableBigIntVector.Accessor, NullableBitVector.Accessor, NullableDateVector.Accessor, NullableDecimal18Vector.Accessor, NullableDecimal28DenseVector.Accessor, NullableDecimal28SparseVector.Accessor, NullableDecimal38DenseVector.Accessor, NullableDecimal38SparseVector.Accessor, NullableDecimal9Vector.Accessor, NullableFloat4Vector.Accessor, NullableFloat8Vector.Accessor, NullableIntervalDayVector.Accessor, NullableIntervalVector.Accessor, NullableIntervalYearVector.Accessor, NullableIntVector.Accessor, NullableSmallIntVector.Accessor, NullableTimeStampVector.Accessor, NullableTimeVector.Accessor, NullableTinyIntVector.Accessor, NullableUInt1Vector.Accessor, NullableUInt2Vector.Accessor, NullableUInt4Vector.Accessor, NullableUInt8Vector.Accessor, NullableVar16CharVector.Accessor, NullableVarBinaryVector.Accessor, NullableVarCharVector.Accessor, NullableVarDecimalVector.Accessor, ObjectVector.Accessor, RepeatedBigIntVector.Accessor, RepeatedBitVector.Accessor, RepeatedDateVector.Accessor, RepeatedDecimal18Vector.Accessor, RepeatedDecimal28DenseVector.Accessor, RepeatedDecimal28SparseVector.Accessor, RepeatedDecimal38DenseVector.Accessor, RepeatedDecimal38SparseVector.Accessor, RepeatedDecimal9Vector.Accessor, RepeatedDictVector.Accessor, RepeatedFloat4Vector.Accessor, RepeatedFloat8Vector.Accessor, RepeatedIntervalDayVector.Accessor, RepeatedIntervalVector.Accessor, RepeatedIntervalYearVector.Accessor, RepeatedIntVector.Accessor, RepeatedListVector.DelegateRepeatedVector.RepeatedListAccessor, RepeatedMapVector.Accessor, RepeatedSmallIntVector.Accessor, RepeatedTimeStampVector.Accessor, RepeatedTimeVector.Accessor, RepeatedTinyIntVector.Accessor, RepeatedUInt1Vector.Accessor, RepeatedUInt2Vector.Accessor, RepeatedUInt4Vector.Accessor, RepeatedUInt8Vector.Accessor, RepeatedVar16CharVector.Accessor, RepeatedVarBinaryVector.Accessor, RepeatedVarCharVector.Accessor, RepeatedVarDecimalVector.Accessor, SmallIntVector.Accessor, TimeStampVector.Accessor, TimeVector.Accessor, TinyIntVector.Accessor, UInt1Vector.Accessor, UInt2Vector.Accessor, UInt4Vector.Accessor, UInt8Vector.Accessor, UnionVector.Accessor, UntypedNullVector.Accessor, Var16CharVector.Accessor, VarBinaryVector.Accessor, VarCharVector.Accessor, VarDecimalVector.Accessor

Enclosing interface:

ValueVector

public static interface ValueVector.Accessor

Reads from this vector instance.

Method Summary

Modifier and Type	Method	Description
Object	getObject(int index)	Get the Java Object representation of the element at the specified position.
int	getValueCount()	Returns the number of values that is stored in this vector.
boolean	isNull(int index)	Returns true if the value at the given index is null, false otherwise.

Method Details

getObject

Object getObject(int index)

Get the Java Object representation of the element at the specified position. Useful for testing.

Parameters:

index - Index of the value to get

getValueCount

int getValueCount()

Returns the number of values that is stored in this vector.

isNull

boolean isNull(int index)

Returns true if the value at the given index is null, false otherwise.