com.espertech.esper.common.client.hook.aggfunc

Interface AggregationFunctionFactory

public interface AggregationFunctionFactory

Interface to implement for factories of aggregation functions.

Field Summary

Fields

Modifier and Type	Field and Description
static EPTypeClass	EPTYPE Type information.

Method Summary

Modifier and Type	Method and Description
AggregationFunction	newAggregator(AggregationFunctionFactoryContext ctx) Make a new initalized aggregation state.

Field Detail

EPTYPE

static final EPTypeClass EPTYPE

Type information.

Method Detail

newAggregator

AggregationFunction newAggregator(AggregationFunctionFactoryContext ctx)

Make a new initalized aggregation state.

Parameters:

ctx - contextual information

Returns:

initialized aggregator