io.prestosql.plugin.hive.coercions

Class TypeCoercer<F extends Type,T extends Type>

java.lang.Object

io.prestosql.plugin.hive.coercions.TypeCoercer<F,T>

All Implemented Interfaces:

Function<Block,Block>

Direct Known Subclasses:

DoubleToFloatCoercer, FloatToDoubleCoercer, IntegerNumberToVarcharCoercer, IntegerNumberUpscaleCoercer, VarcharToIntegerNumberCoercer

public abstract class TypeCoercer<F extends Type,T extends Type>
extends Object
implements Function<Block,Block>

Field Summary

Fields

Modifier and Type	Field and Description
protected F	fromType
protected T	toType

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TypeCoercer(F fromType, T toType)

Method Summary

Modifier and Type	Method and Description
Block	apply(Block block)
protected void	applyCoercedValue(BlockBuilder blockBuilder, Block block, int position)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.function.Function

andThen, compose, identity

Field Detail

fromType

protected final F extends Type fromType

toType

protected final T extends Type toType

Constructor Detail

TypeCoercer

protected TypeCoercer(F fromType,
                      T toType)

Method Detail

apply

public Block apply(Block block)

Specified by:

apply in interface Function<Block,Block>

applyCoercedValue

protected void applyCoercedValue(BlockBuilder blockBuilder,
                                 Block block,
                                 int position)