Package org.camunda.bpm.dmn.engine.impl.hitpolicy

Class AbstractCollectNumberHitPolicyHandler

java.lang.Object

org.camunda.bpm.dmn.engine.impl.hitpolicy.AbstractCollectNumberHitPolicyHandler

All Implemented Interfaces:

DmnHitPolicyHandler

Direct Known Subclasses:

CollectCountHitPolicyHandler, CollectMaxHitPolicyHandler, CollectMinHitPolicyHandler, CollectSumHitPolicyHandler

public abstract class AbstractCollectNumberHitPolicyHandler
extends Object
implements DmnHitPolicyHandler

Field Summary

Fields

Modifier and Type	Field	Description
static final DmnHitPolicyLogger	LOG

Constructor Summary

Constructors

Constructor	Description
AbstractCollectNumberHitPolicyHandler()

Method Summary

Modifier and Type	Method	Description
protected abstract Double	aggregateDoubleValues(List<Double> doubleValues)
protected abstract Integer	aggregateIntegerValues(List<Integer> intValues)
protected abstract Long	aggregateLongValues(List<Long> longValues)
protected TypedValue	aggregateNumberValues(List<TypedValue> values)
protected TypedValue	aggregateValues(List<TypedValue> values)
DmnDecisionTableEvaluationEvent	apply(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)	Applies hit policy.
protected List<TypedValue>	collectSingleValues(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)
protected List<Double>	convertValuesToDouble(List<TypedValue> typedValues)
protected List<Integer>	convertValuesToInteger(List<TypedValue> typedValues)
protected List<Long>	convertValuesToLong(List<TypedValue> typedValues)
protected abstract BuiltinAggregator	getAggregator()
protected String	getResultName(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)
protected TypedValue	getResultValue(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.camunda.bpm.dmn.engine.impl.spi.hitpolicy.DmnHitPolicyHandler

getHitPolicyEntry

Field Details

LOG

public static final DmnHitPolicyLogger LOG

Constructor Details

AbstractCollectNumberHitPolicyHandler

public AbstractCollectNumberHitPolicyHandler()

Method Details

getAggregator

protected abstract BuiltinAggregator getAggregator()

apply

public DmnDecisionTableEvaluationEvent apply(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)

Description copied from interface: DmnHitPolicyHandler

Applies hit policy. Depending on the hit policy this can mean filtering and sorting of matching rules or aggregating results.

Specified by:

apply in interface DmnHitPolicyHandler

Parameters:

decisionTableEvaluationEvent - the evaluation event of the decision table

Returns:

the final evaluation result

getResultName

protected String getResultName(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)

getResultValue

protected TypedValue getResultValue(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)

collectSingleValues

protected List<TypedValue> collectSingleValues(DmnDecisionTableEvaluationEvent decisionTableEvaluationEvent)

aggregateValues

protected TypedValue aggregateValues(List<TypedValue> values)

aggregateNumberValues

protected TypedValue aggregateNumberValues(List<TypedValue> values)

aggregateIntegerValues

protected abstract Integer aggregateIntegerValues(List<Integer> intValues)

aggregateLongValues

protected abstract Long aggregateLongValues(List<Long> longValues)

aggregateDoubleValues

protected abstract Double aggregateDoubleValues(List<Double> doubleValues)

convertValuesToInteger

protected List<Integer> convertValuesToInteger(List<TypedValue> typedValues)
                                        throws IllegalArgumentException

Throws:

IllegalArgumentException

convertValuesToLong

protected List<Long> convertValuesToLong(List<TypedValue> typedValues)
                                  throws IllegalArgumentException

Throws:

IllegalArgumentException

convertValuesToDouble

protected List<Double> convertValuesToDouble(List<TypedValue> typedValues)
                                      throws IllegalArgumentException

Throws:

IllegalArgumentException