com.espertech.esper.common.internal.epl.datetime.interval

Class IntervalComputerForgeFactory.IntervalComputerConstantBefore

java.lang.Object

com.espertech.esper.common.internal.epl.datetime.interval.IntervalComputerConstantBase

com.espertech.esper.common.internal.epl.datetime.interval.IntervalComputerForgeFactory.IntervalComputerConstantBefore

All Implemented Interfaces:

IntervalComputerEval, IntervalComputerForge

Enclosing class:

IntervalComputerForgeFactory

public static class IntervalComputerForgeFactory.IntervalComputerConstantBefore
extends IntervalComputerConstantBase
implements IntervalComputerForge, IntervalComputerEval

Before.

Field Summary

Fields inherited from class com.espertech.esper.common.internal.epl.datetime.interval.IntervalComputerConstantBase

end, start

Constructor Summary

Constructors

Constructor and Description
IntervalComputerConstantBefore(IntervalStartEndParameterPairForge pair)

Method Summary

Modifier and Type	Method and Description
CodegenExpression	codegen(CodegenExpression leftStart, CodegenExpression leftEnd, CodegenExpression rightStart, CodegenExpression rightEnd, CodegenMethodScope codegenMethodScope, ExprForgeCodegenSymbol exprSymbol, CodegenClassScope codegenClassScope)
Boolean	compute(long leftStart, long leftEnd, long rightStart, long rightEnd, EventBean[] eventsPerStream, boolean newData, ExprEvaluatorContext context)
static boolean	computeIntervalBefore(long leftEnd, long right, long start, long end) NOTE: Code-generation-invoked method, method name and parameter order matters
IntervalComputerEval	makeComputerEval()

Methods inherited from class java.lang.Object

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

Constructor Detail

IntervalComputerConstantBefore

public IntervalComputerConstantBefore(IntervalStartEndParameterPairForge pair)

Method Detail

makeComputerEval

public IntervalComputerEval makeComputerEval()

Specified by:

makeComputerEval in interface IntervalComputerForge

codegen

public CodegenExpression codegen(CodegenExpression leftStart,
                                 CodegenExpression leftEnd,
                                 CodegenExpression rightStart,
                                 CodegenExpression rightEnd,
                                 CodegenMethodScope codegenMethodScope,
                                 ExprForgeCodegenSymbol exprSymbol,
                                 CodegenClassScope codegenClassScope)

Specified by:

codegen in interface IntervalComputerForge

compute

public Boolean compute(long leftStart,
                       long leftEnd,
                       long rightStart,
                       long rightEnd,
                       EventBean[] eventsPerStream,
                       boolean newData,
                       ExprEvaluatorContext context)

Specified by:

compute in interface IntervalComputerEval

computeIntervalBefore

public static boolean computeIntervalBefore(long leftEnd,
                                            long right,
                                            long start,
                                            long end)

NOTE: Code-generation-invoked method, method name and parameter order matters

Parameters:

leftEnd - left end

right - right

start - start

end - end

Returns:

flag