com.espertech.esper.epl.expression.funcs

Class ExprCastNode.StringToLongWStaticFormatComputer

java.lang.Object

com.espertech.esper.epl.expression.funcs.ExprCastNode.StringToDateLongWStaticFormat

com.espertech.esper.epl.expression.funcs.ExprCastNode.StringToLongWStaticFormatComputer

All Implemented Interfaces:

ExprCastNode.CasterParserComputer, ExprCastNode.CasterParserComputerForge

Enclosing class:

ExprCastNode

public static class ExprCastNode.StringToLongWStaticFormatComputer
extends ExprCastNode.StringToDateLongWStaticFormat

Field Summary

Fields inherited from class com.espertech.esper.epl.expression.funcs.ExprCastNode.StringToDateLongWStaticFormat

dateFormat, dateFormatString, formats

Constructor Summary

Constructors

Constructor and Description
StringToLongWStaticFormatComputer(String dateFormatString, DateFormat dateFormat)

Method Summary

Modifier and Type	Method and Description
CodegenExpression	codegenPremade(Class evaluationType, CodegenExpression input, Class inputType, CodegenContext context, CodegenParamSetExprPremade params)
Object	compute(Object input, EventBean[] eventsPerStream, boolean newData, ExprEvaluatorContext exprEvaluatorContext) Compute an result performing casting and parsing.
static long	stringToLongWStaticFormatParseSafe(String dateFormatString, DateFormat format, Object input) NOTE: Code-generation-invoked method, method name and parameter order matters

Methods inherited from class com.espertech.esper.epl.expression.funcs.ExprCastNode.StringToDateLongWStaticFormat

codegenAddFormat, codegenAddFormatString, getEvaluatorComputer, isConstantForConstInput

Methods inherited from class java.lang.Object

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

Constructor Detail

StringToLongWStaticFormatComputer

public StringToLongWStaticFormatComputer(String dateFormatString,
                                         DateFormat dateFormat)

Method Detail

compute

public Object compute(Object input,
                      EventBean[] eventsPerStream,
                      boolean newData,
                      ExprEvaluatorContext exprEvaluatorContext)

Description copied from interface: ExprCastNode.CasterParserComputer

Compute an result performing casting and parsing.

Parameters:

input - to process

eventsPerStream - events per stream

newData - new data indicator

exprEvaluatorContext - evaluation context

Returns:

cast or parse result

stringToLongWStaticFormatParseSafe

public static long stringToLongWStaticFormatParseSafe(String dateFormatString,
                                                      DateFormat format,
                                                      Object input)

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

Parameters:

dateFormatString - format text

format - format

input - input

Returns:

msec

codegenPremade

public CodegenExpression codegenPremade(Class evaluationType,
                                        CodegenExpression input,
                                        Class inputType,
                                        CodegenContext context,
                                        CodegenParamSetExprPremade params)