Package org.jpmml.evaluator

Class EvaluationContext

java.lang.Object

org.jpmml.evaluator.EvaluationContext

Direct Known Subclasses:

DefineFunctionEvaluationContext, ModelEvaluationContext, VirtualEvaluationContext

public abstract class EvaluationContext
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.ThreadLocal<SymbolTable<java.lang.String>>	DERIVEDFIELD_GUARD_PROVIDER
static java.lang.ThreadLocal<SymbolTable<java.lang.String>>	FUNCTION_GUARD_PROVIDER

Method Summary

Modifier and Type	Method	Description
void	addWarning(java.lang.String warning)
FieldValue	declare(java.lang.String name, java.lang.Object value)
FieldValue	declareAggregated(org.jpmml.evaluator.AggregateKey aggregateKey, java.lang.Object value)
FieldValue	declareInternal(java.lang.Object key, FieldValue value)
FieldValue	declareLagged(org.jpmml.evaluator.LagKey lagKey, java.lang.Object value)
FieldValue	evaluate(java.lang.String name)	Looks up a field value by name.
FieldValue	evaluateAggregated(org.jpmml.evaluator.AggregateKey aggregateKey)
FieldValue	evaluateLagged(org.jpmml.evaluator.LagKey lagKey)
org.jpmml.evaluator.FieldValueMap	getValues()
java.util.List<java.lang.String>	getWarnings()
FieldValue	lookup(java.lang.String name)	Looks up a field value by name.

Methods inherited from class java.lang.Object

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

Field Detail

DERIVEDFIELD_GUARD_PROVIDER

public static final java.lang.ThreadLocal<SymbolTable<java.lang.String>> DERIVEDFIELD_GUARD_PROVIDER

FUNCTION_GUARD_PROVIDER

public static final java.lang.ThreadLocal<SymbolTable<java.lang.String>> FUNCTION_GUARD_PROVIDER

Method Detail

lookup

public FieldValue lookup(java.lang.String name)

Looks up a field value by name. If the field value has not been declared, then fails fast with an exception.

Throws:

MissingFieldValueException - If the field value has not been declared.

evaluate

public FieldValue evaluate(java.lang.String name)

Looks up a field value by name. If the field value has not been declared, then makes full effort to resolve and declare it.

declare

public FieldValue declare(java.lang.String name,
                          java.lang.Object value)

evaluateLagged

public FieldValue evaluateLagged(org.jpmml.evaluator.LagKey lagKey)

declareLagged

public FieldValue declareLagged(org.jpmml.evaluator.LagKey lagKey,
                                java.lang.Object value)

evaluateAggregated

public FieldValue evaluateAggregated(org.jpmml.evaluator.AggregateKey aggregateKey)

declareAggregated

public FieldValue declareAggregated(org.jpmml.evaluator.AggregateKey aggregateKey,
                                    java.lang.Object value)

declareInternal

public FieldValue declareInternal(java.lang.Object key,
                                  FieldValue value)

addWarning

public void addWarning(java.lang.String warning)

getValues

public org.jpmml.evaluator.FieldValueMap getValues()

getWarnings

public java.util.List<java.lang.String> getWarnings()