Class AggregationImplementation.Builder

java.lang.Object

io.trino.spi.function.AggregationImplementation.Builder

Enclosing class:

AggregationImplementation

public static class AggregationImplementation.Builder
extends Object

Method Summary

Modifier and Type	Method	Description
<T extends AccumulatorState> AggregationImplementation.Builder	accumulatorStateDescriptor(Class<T> stateInterface, AccumulatorStateSerializer<T> serializer, AccumulatorStateFactory<T> factory)
AggregationImplementation.Builder	accumulatorStateDescriptors(List<AggregationImplementation.AccumulatorStateDescriptor<?>> accumulatorStateDescriptors)
AggregationImplementation	build()
AggregationImplementation.Builder	combineFunction(MethodHandle combineFunction)
AggregationImplementation.Builder	inputFunction(MethodHandle inputFunction)
AggregationImplementation.Builder	lambdaInterfaces(Class<?>... lambdaInterfaces)
AggregationImplementation.Builder	lambdaInterfaces(List<Class<?>> lambdaInterfaces)
AggregationImplementation.Builder	outputFunction(MethodHandle outputFunction)
AggregationImplementation.Builder	windowAccumulator(Class<? extends WindowAccumulator> windowAccumulator)

Methods inherited from class java.lang.Object

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

Method Details

inputFunction

public AggregationImplementation.Builder inputFunction(MethodHandle inputFunction)

combineFunction

public AggregationImplementation.Builder combineFunction(MethodHandle combineFunction)

outputFunction

public AggregationImplementation.Builder outputFunction(MethodHandle outputFunction)

accumulatorStateDescriptor

public <T extends AccumulatorState>
AggregationImplementation.Builder accumulatorStateDescriptor(Class<T> stateInterface,
 AccumulatorStateSerializer<T> serializer,
 AccumulatorStateFactory<T> factory)

accumulatorStateDescriptors

public AggregationImplementation.Builder accumulatorStateDescriptors(List<AggregationImplementation.AccumulatorStateDescriptor<?>> accumulatorStateDescriptors)

lambdaInterfaces

public AggregationImplementation.Builder lambdaInterfaces(Class<?>... lambdaInterfaces)

lambdaInterfaces

public AggregationImplementation.Builder lambdaInterfaces(List<Class<?>> lambdaInterfaces)

windowAccumulator

public AggregationImplementation.Builder windowAccumulator(Class<? extends WindowAccumulator> windowAccumulator)

build

public AggregationImplementation build()