Uses of Package
com.espertech.esper.common.client.hook.aggfunc
Package
Description
Aggregation function (simple) extension API.
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ClassDescriptionMaintains aggregation state applying values as entering and leaving the state.Context for use with plug-in custom aggregation functions that implement
AggregationFunctionFactory
.Describes to the compiler how it should manage code for the aggregation function.Use this class to provide a fully code-generated aggregation function by implementing the internalAggregatorMethodFactory
interface.Use this class to provide an aggregation function wherein there is no need to write code that generates code, wherein the aggregation function takes a single parameter and wherein the compiler handles filtering and distinct.Use this class to provide an aggregation function wherein there is no need to write code that generates code, wherein the aggregation function takes a multiple parameters and wherein the compiler does not handle filtering and distinct.Context for use with plug-in custom aggregation functions that implementAggregationFunctionForge
.