VectorHolder.ConstantVectorHolder

java.lang.Object
- org.apache.iceberg.arrow.vectorized.VectorHolder
- - org.apache.iceberg.arrow.vectorized.VectorHolder.ConstantVectorHolder<T>

Enclosing class:

VectorHolder
```
public static class VectorHolder.ConstantVectorHolder<T>
extends VectorHolder
```
A Vector Holder which does not actually produce values, consumers of this class should use the constantValue to populate their ColumnVector implementation.

- Nested Class Summary
  - Nested classes/interfaces inherited from class org.apache.iceberg.arrow.vectorized.VectorHolder
    VectorHolder.ConstantVectorHolder<T>, VectorHolder.DeletedVectorHolder, VectorHolder.PositionVectorHolder
- Constructor Summary
  
  Constructors
  Constructor Description
  
  ConstantVectorHolder(int numRows)
  
  ConstantVectorHolder(int numRows, T constantValue)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  java.lang.Object getConstant()
  
  int numValues()
  - Methods inherited from class org.apache.iceberg.arrow.vectorized.VectorHolder
    constantHolder, deletedVectorHolder, descriptor, dictionary, dummyHolder, icebergType, isDictionaryEncoded, isDummy, nullabilityHolder, vector
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ConstantVectorHolder

public ConstantVectorHolder(int numRows)

ConstantVectorHolder

public ConstantVectorHolder(int numRows,
                            T constantValue)

Method Detail
- numValues
```
public int numValues()
```
  Overrides:
  
  numValues in class VectorHolder
- getConstant
```
public java.lang.Object getConstant()
```