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, ExprForge, ExprForgeInstrumentable, EventPropertyValueGetterForge

public class ExprPlugInSingleRowNodeForgeConst
extends ExprPlugInSingleRowNodeForge
implements ExprEvaluator

Constructor Summary

Constructors

Constructor and Description
ExprPlugInSingleRowNodeForgeConst(ExprPlugInSingleRowNode parent, ExprDotNodeForgeStaticMethod inner)

Method Summary

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

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 Detail

ExprPlugInSingleRowNodeForgeConst

public ExprPlugInSingleRowNodeForgeConst(ExprPlugInSingleRowNode parent,
                                         ExprDotNodeForgeStaticMethod inner)

Method Detail

getMethod

public Method getMethod()

Specified by:

getMethod in class ExprPlugInSingleRowNodeForge

getExprEvaluator

public ExprEvaluator getExprEvaluator()

Specified by:

getExprEvaluator in interface ExprForge

getEvaluationType

public Class 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(Class requiredType,
                                                       CodegenMethodScope codegenMethodScope,
                                                       ExprForgeCodegenSymbol exprSymbol,
                                                       CodegenClassScope codegenClassScope)

Specified by:

evaluateCodegenUninstrumented in interface ExprForgeInstrumentable

evaluateCodegen

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

Specified by:

evaluateCodegen in interface ExprForge

eventBeanGetCodegen

public CodegenExpression eventBeanGetCodegen(CodegenExpression beanExpression,
                                             CodegenMethodScope codegenMethodScope,
                                             CodegenClassScope codegenClassScope)

Specified by:

eventBeanGetCodegen in interface EventPropertyValueGetterForge