org.flowable.dmn.engine.impl

Class RuleEngineExecutorImpl

java.lang.Object

org.flowable.dmn.engine.impl.RuleEngineExecutorImpl

All Implemented Interfaces:

RuleEngineExecutor

public class RuleEngineExecutorImpl
extends Object
implements RuleEngineExecutor

Author:

Yvo Swillens

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<String,AbstractHitPolicy>	hitPolicyBehaviors

Constructor Summary

Constructors

Constructor and Description
RuleEngineExecutorImpl(Map<String,AbstractHitPolicy> hitPolicyBehaviors)

Method Summary

Modifier and Type	Method and Description
protected void	composeOutputEntryResult(int ruleNumber, RuleOutputClauseContainer ruleClauseContainer, HitPolicy hitPolicy, MvelExecutionContext executionContext)
protected List<Map<String,Object>>	evaluateDecisionTable(DecisionTable decisionTable, MvelExecutionContext executionContext)
RuleEngineExecutionResult	execute(Decision decision, Map<String,Object> inputVariables, Map<String,Method> customExpressionFunctions, Map<Class<?>,org.mvel2.integration.PropertyHandler> propertyHandlers) Executes the given decision table and creates the outcome results
protected Boolean	executeInputExpressionEvaluation(RuleInputClauseContainer ruleContainer, MvelExecutionContext executionContext)
protected void	executeOutputEntryAction(int ruleNumber, List<RuleOutputClauseContainer> ruleOutputContainers, HitPolicy hitPolicy, MvelExecutionContext executionContext)
protected Boolean	executeRule(DecisionRule rule, MvelExecutionContext executionContext)
protected String	getExceptionMessage(Exception exception)
protected AbstractHitPolicy	getHitPolicyBehavior(HitPolicy hitPolicy)
protected void	sanityCheckDecisionTable(DecisionTable decisionTable)

Methods inherited from class java.lang.Object

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

Field Detail

hitPolicyBehaviors

protected Map<String,AbstractHitPolicy> hitPolicyBehaviors

Constructor Detail

RuleEngineExecutorImpl

public RuleEngineExecutorImpl(Map<String,AbstractHitPolicy> hitPolicyBehaviors)

Method Detail

execute

public RuleEngineExecutionResult execute(Decision decision,
                                         Map<String,Object> inputVariables,
                                         Map<String,Method> customExpressionFunctions,
                                         Map<Class<?>,org.mvel2.integration.PropertyHandler> propertyHandlers)

Executes the given decision table and creates the outcome results

Specified by:

execute in interface RuleEngineExecutor

Parameters:

decision - the DMN decision

inputVariables - map with input variables

Returns:

updated execution variables map

evaluateDecisionTable

protected List<Map<String,Object>> evaluateDecisionTable(DecisionTable decisionTable,
                                                         MvelExecutionContext executionContext)

executeRule

protected Boolean executeRule(DecisionRule rule,
                              MvelExecutionContext executionContext)

executeInputExpressionEvaluation

protected Boolean executeInputExpressionEvaluation(RuleInputClauseContainer ruleContainer,
                                                   MvelExecutionContext executionContext)

executeOutputEntryAction

protected void executeOutputEntryAction(int ruleNumber,
                                        List<RuleOutputClauseContainer> ruleOutputContainers,
                                        HitPolicy hitPolicy,
                                        MvelExecutionContext executionContext)

composeOutputEntryResult

protected void composeOutputEntryResult(int ruleNumber,
                                        RuleOutputClauseContainer ruleClauseContainer,
                                        HitPolicy hitPolicy,
                                        MvelExecutionContext executionContext)

getExceptionMessage

protected String getExceptionMessage(Exception exception)

getHitPolicyBehavior

protected AbstractHitPolicy getHitPolicyBehavior(HitPolicy hitPolicy)

sanityCheckDecisionTable

protected void sanityCheckDecisionTable(DecisionTable decisionTable)