Package com.espertech.esper.common.internal.epl.expression.funcs

Class ExprPlugInSingleRowNodeForgeConst

java.lang.Object

com.espertech.esper.common.internal.epl.expression.funcs.ExprPlugInSingleRowNodeForge

com.espertech.esper.common.internal.epl.expression.funcs.ExprPlugInSingleRowNodeForgeConst

All Implemented Interfaces:

ExprEvaluator, ExprEventEvaluatorForge, ExprForge, ExprForgeInstrumentable

public class ExprPlugInSingleRowNodeForgeConst
extends ExprPlugInSingleRowNodeForge
implements ExprEvaluator

Field Summary

Fields inherited from interface com.espertech.esper.common.internal.epl.expression.core.ExprEvaluator

EPTYPE, EPTYPEARRAY

Constructor Summary

Constructors

Constructor	Description
ExprPlugInSingleRowNodeForgeConst(ExprPlugInSingleRowNode parent, ExprDotNodeForgeStaticMethod inner)

Method Summary

Modifier and Type	Method	Description
Object	evaluate(EventBean[] eventsPerStream, boolean isNewData, ExprEvaluatorContext context)	Evaluate event tuple and return result.
CodegenExpression	evaluateCodegen(EPTypeClass requiredType, CodegenMethodScope codegenMethodScope, ExprForgeCodegenSymbol exprSymbol, CodegenClassScope codegenClassScope)
CodegenExpression	evaluateCodegenUninstrumented(EPTypeClass requiredType, CodegenMethodScope codegenMethodScope, ExprForgeCodegenSymbol exprSymbol, CodegenClassScope codegenClassScope)
CodegenExpression	eventBeanWithCtxGet(CodegenExpression beanExpression, CodegenExpression ctxExpression, CodegenMethodScope codegenMethodScope, CodegenClassScope codegenClassScope)
EPTypeClass	getEvaluationType()
ExprEvaluator	getExprEvaluator()
ExprForgeConstantType	getForgeConstantType()
Method	getMethod()
boolean	isLocalInlinedClass()

Methods inherited from class com.espertech.esper.common.internal.epl.expression.funcs.ExprPlugInSingleRowNodeForge

getForgeRenderable, getMethodAsParams, isHasMethodInvocationContextParam, isReturnsConstantResult

Methods inherited from class java.lang.Object

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

Constructor Details

ExprPlugInSingleRowNodeForgeConst

public ExprPlugInSingleRowNodeForgeConst(ExprPlugInSingleRowNode parent,
 ExprDotNodeForgeStaticMethod inner)

Method Details

getMethod

public Method getMethod()

Specified by:

getMethod in class ExprPlugInSingleRowNodeForge

getExprEvaluator

public ExprEvaluator getExprEvaluator()

Specified by:

getExprEvaluator in interface ExprForge

getEvaluationType

public EPTypeClass getEvaluationType()

Specified by:

getEvaluationType in interface ExprForge

getForgeConstantType

public ExprForgeConstantType getForgeConstantType()

Specified by:

getForgeConstantType in interface ExprForge

evaluate

public Object evaluate(EventBean[] eventsPerStream,
 boolean isNewData,
 ExprEvaluatorContext context)

Description copied from interface: ExprEvaluator

Evaluate event tuple and return result.

Specified by:

evaluate in interface ExprEvaluator

Parameters:

eventsPerStream - - event tuple

isNewData - - indicates whether we are dealing with new data (istream) or old data (rstream)

context - context for expression evaluation

Returns:

evaluation result, a boolean value for OR/AND-type evalution nodes.

evaluateCodegenUninstrumented

public CodegenExpression evaluateCodegenUninstrumented(EPTypeClass requiredType,
 CodegenMethodScope codegenMethodScope,
 ExprForgeCodegenSymbol exprSymbol,
 CodegenClassScope codegenClassScope)

Specified by:

evaluateCodegenUninstrumented in interface ExprForgeInstrumentable

evaluateCodegen

public CodegenExpression evaluateCodegen(EPTypeClass requiredType,
 CodegenMethodScope codegenMethodScope,
 ExprForgeCodegenSymbol exprSymbol,
 CodegenClassScope codegenClassScope)

Specified by:

evaluateCodegen in interface ExprForge

eventBeanWithCtxGet

public CodegenExpression eventBeanWithCtxGet(CodegenExpression beanExpression,
 CodegenExpression ctxExpression,
 CodegenMethodScope codegenMethodScope,
 CodegenClassScope codegenClassScope)

Specified by:

eventBeanWithCtxGet in interface ExprEventEvaluatorForge

isLocalInlinedClass

public boolean isLocalInlinedClass()

Specified by:

isLocalInlinedClass in class ExprPlugInSingleRowNodeForge