org.jpmml.evaluator

Class ExpressionUtil

java.lang.Object

org.jpmml.evaluator.ExpressionUtil

public class ExpressionUtil
extends Object

Method Summary

Methods

Modifier and Type	Method and Description
static FieldValue	evaluate(org.dmg.pmml.DerivedField derivedField, EvaluationContext context)
static FieldValue	evaluate(org.dmg.pmml.Expression expression, EvaluationContext context)
static FieldValue	evaluateAggregate(org.dmg.pmml.Aggregate aggregate, EvaluationContext context)
static FieldValue	evaluateApply(org.dmg.pmml.Apply apply, EvaluationContext context)
static FieldValue	evaluateConstant(org.dmg.pmml.Constant constant, EvaluationContext context)
static FieldValue	evaluateDiscretize(org.dmg.pmml.Discretize discretize, EvaluationContext context)
static FieldValue	evaluateFieldRef(org.dmg.pmml.FieldRef fieldRef, EvaluationContext context)
static FieldValue	evaluateMapValues(org.dmg.pmml.MapValues mapValues, EvaluationContext context)
static FieldValue	evaluateNormContinuous(org.dmg.pmml.NormContinuous normContinuous, EvaluationContext context)
static FieldValue	evaluateNormDiscrete(org.dmg.pmml.NormDiscrete normDiscrete, EvaluationContext context)
static org.dmg.pmml.DataType	getDataType(org.dmg.pmml.Expression expression, ModelEvaluator<?> modelEvaluator)

Methods inherited from class java.lang.Object

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

Method Detail

evaluate

public static FieldValue evaluate(org.dmg.pmml.DerivedField derivedField,
                  EvaluationContext context)

evaluate

public static FieldValue evaluate(org.dmg.pmml.Expression expression,
                  EvaluationContext context)

getDataType

public static org.dmg.pmml.DataType getDataType(org.dmg.pmml.Expression expression,
                                ModelEvaluator<?> modelEvaluator)

Throws:

TypeAnalysisException - If the data type cannot be determined.

evaluateConstant

public static FieldValue evaluateConstant(org.dmg.pmml.Constant constant,
                          EvaluationContext context)

evaluateFieldRef

public static FieldValue evaluateFieldRef(org.dmg.pmml.FieldRef fieldRef,
                          EvaluationContext context)

evaluateNormContinuous

public static FieldValue evaluateNormContinuous(org.dmg.pmml.NormContinuous normContinuous,
                                EvaluationContext context)

evaluateNormDiscrete

public static FieldValue evaluateNormDiscrete(org.dmg.pmml.NormDiscrete normDiscrete,
                              EvaluationContext context)

evaluateDiscretize

public static FieldValue evaluateDiscretize(org.dmg.pmml.Discretize discretize,
                            EvaluationContext context)

evaluateMapValues

public static FieldValue evaluateMapValues(org.dmg.pmml.MapValues mapValues,
                           EvaluationContext context)

evaluateApply

public static FieldValue evaluateApply(org.dmg.pmml.Apply apply,
                       EvaluationContext context)

evaluateAggregate

public static FieldValue evaluateAggregate(org.dmg.pmml.Aggregate aggregate,
                           EvaluationContext context)