Package org.apache.flink.table.runtime.arrow.writers

Class DecimalWriter<T>

java.lang.Object

org.apache.flink.table.runtime.arrow.writers.ArrowFieldWriter<T>

org.apache.flink.table.runtime.arrow.writers.DecimalWriter<T>

Direct Known Subclasses:

DecimalWriter.DecimalWriterForArray, DecimalWriter.DecimalWriterForRow

@Internal
public abstract class DecimalWriter<T>
extends ArrowFieldWriter<T>

ArrowFieldWriter for Decimal.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	DecimalWriter.DecimalWriterForArray	DecimalWriter for ArrayData input.
static class	DecimalWriter.DecimalWriterForRow	DecimalWriter for RowData input.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	precision
protected int	scale

Method Summary

Modifier and Type	Method	Description
void	doWrite(T in, int ordinal)	Sets the field value as the field at the specified ordinal of the specified row.
static DecimalWriter<org.apache.flink.table.data.ArrayData>	forArray(org.apache.arrow.vector.DecimalVector decimalVector, int precision, int scale)
static DecimalWriter<org.apache.flink.table.data.RowData>	forRow(org.apache.arrow.vector.DecimalVector decimalVector, int precision, int scale)

Methods inherited from class org.apache.flink.table.runtime.arrow.writers.ArrowFieldWriter

finish, getCount, getValueVector, reset, write

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

precision

protected final int precision

scale

protected final int scale

Method Detail

forRow

public static DecimalWriter<org.apache.flink.table.data.RowData> forRow(org.apache.arrow.vector.DecimalVector decimalVector,
                                                                        int precision,
                                                                        int scale)

forArray

public static DecimalWriter<org.apache.flink.table.data.ArrayData> forArray(org.apache.arrow.vector.DecimalVector decimalVector,
                                                                            int precision,
                                                                            int scale)

doWrite

public void doWrite(T in,
                    int ordinal)

Description copied from class: ArrowFieldWriter

Sets the field value as the field at the specified ordinal of the specified row.

Specified by:

doWrite in class ArrowFieldWriter<T>