org.camunda.bpm.dmn.engine.impl.context
Class DmnDecisionContextImpl

java.lang.Object
  org.camunda.bpm.dmn.engine.impl.context.DmnDecisionContextImpl

All Implemented Interfaces:

DmnDecisionContext

public class DmnDecisionContextImpl
extends Object
implements DmnDecisionContext

Field Summary

protected List<DmnDecisionTableListener>	decisionTableListeners
static String	DEFAULT_SCRIPT_LANGUAGE
protected Map<org.camunda.bpm.model.dmn.HitPolicy,DmnHitPolicyHandler>	hitPolicyHandlers
protected static DmnEngineLogger	LOG
protected DmnScriptEngineResolver	scriptEngineResolver

Constructor Summary

DmnDecisionContextImpl()

Method Summary

protected long	calculateExecutedDecisionElements(DmnDecisionTable decisionTable)
protected Bindings	createBindings(ScriptEngine scriptEngine, Map<String,Object> variables)
DmnDecisionResult	evaluateDecision(DmnDecision decision, Map<String,Object> variables)
protected DmnDecisionResult	evaluateDecisionTable(DmnDecisionTable decisionTable, Map<String,Object> variables)
protected Map<String,DmnDecisionTableValue>	evaluateDecisionTableInputs(DmnDecisionTable decisionTable, Map<String,Object> variables, Map<String,Object> evaluationCache)
protected Object	evaluateExpression(DmnExpression expression, Map<String,Object> variables)
protected Object	evaluateExpression(DmnExpression expression, Map<String,Object> variables, Map<String,Object> evaluationCache)
protected DmnDecisionTableValue	evaluateInputClause(DmnClause clause, Map<String,Object> variables, Map<String,Object> evaluationCache)
protected DmnDecisionTableRuleImpl	evaluateMatchingRule(DmnRule rule, Map<String,Object> variables, Map<String,Object> evaluationCache)
protected Map<String,DmnDecisionTableValue>	evaluateRuleOutput(DmnRule rule, Map<String,Object> variables, Map<String,Object> evaluationCache)
protected DmnDecisionResult	generateDecisionResult(DmnDecisionTableResult decisionTableResult)
protected DmnDecisionResult	generateDecisionTableResult(DmnDecisionTable decisionTable, DmnDecisionTableResult decisionTableResult)
List<DmnDecisionTableListener>	getDecisionTableListeners()
DmnHitPolicyHandler	getHitPolicyHandler(org.camunda.bpm.model.dmn.HitPolicy hitPolicy)
DmnHitPolicyHandler	getHitPolicyHandlerChecked(org.camunda.bpm.model.dmn.HitPolicy hitPolicy)
Map<org.camunda.bpm.model.dmn.HitPolicy,DmnHitPolicyHandler>	getHitPolicyHandlers()
protected ScriptEngine	getScriptEngineForName(String expressionLanguage)
protected ScriptEngine	getScriptEngineForNameChecked(String expressionLanguage)
DmnScriptEngineResolver	getScriptEngineResolver()
protected boolean	hasItemDefinitionWithTypeDefinition(DmnExpression expression)
protected boolean	hasOutputDefinitionWithTypeDefinition(DmnClauseEntry conclusion)
protected boolean	isExpressionApplicable(DmnExpression expression, Map<String,Object> variables, Map<String,Object> evaluationCache)
protected boolean	isRuleApplicable(DmnRule rule, Map<String,Object> variables, Map<String,DmnDecisionTableValue> inputs, Map<String,Object> evaluationCache)
void	setDecisionTableListeners(List<DmnDecisionTableListener> decisionTableListeners)
void	setHitPolicyHandlers(Map<org.camunda.bpm.model.dmn.HitPolicy,DmnHitPolicyHandler> hitPolicyHandlers)
void	setScriptEngineResolver(DmnScriptEngineResolver scriptEngineResolver)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final DmnEngineLogger LOG

DEFAULT_SCRIPT_LANGUAGE

public static final String DEFAULT_SCRIPT_LANGUAGE

See Also:

Constant Field Values

scriptEngineResolver

protected DmnScriptEngineResolver scriptEngineResolver

hitPolicyHandlers

protected Map<org.camunda.bpm.model.dmn.HitPolicy,DmnHitPolicyHandler> hitPolicyHandlers

decisionTableListeners

protected List<DmnDecisionTableListener> decisionTableListeners

Constructor Detail

DmnDecisionContextImpl

public DmnDecisionContextImpl()

Method Detail

getScriptEngineResolver

public DmnScriptEngineResolver getScriptEngineResolver()

setScriptEngineResolver

public void setScriptEngineResolver(DmnScriptEngineResolver scriptEngineResolver)

getHitPolicyHandlers

public Map<org.camunda.bpm.model.dmn.HitPolicy,DmnHitPolicyHandler> getHitPolicyHandlers()

getHitPolicyHandler

public DmnHitPolicyHandler getHitPolicyHandler(org.camunda.bpm.model.dmn.HitPolicy hitPolicy)

getHitPolicyHandlerChecked

public DmnHitPolicyHandler getHitPolicyHandlerChecked(org.camunda.bpm.model.dmn.HitPolicy hitPolicy)

setHitPolicyHandlers

public void setHitPolicyHandlers(Map<org.camunda.bpm.model.dmn.HitPolicy,DmnHitPolicyHandler> hitPolicyHandlers)

getDecisionTableListeners

public List<DmnDecisionTableListener> getDecisionTableListeners()

setDecisionTableListeners

public void setDecisionTableListeners(List<DmnDecisionTableListener> decisionTableListeners)

evaluateDecision

public DmnDecisionResult evaluateDecision(DmnDecision decision,
                                          Map<String,Object> variables)

Specified by:

evaluateDecision in interface DmnDecisionContext

evaluateDecisionTable

protected DmnDecisionResult evaluateDecisionTable(DmnDecisionTable decisionTable,
                                                  Map<String,Object> variables)

generateDecisionTableResult

protected DmnDecisionResult generateDecisionTableResult(DmnDecisionTable decisionTable,
                                                        DmnDecisionTableResult decisionTableResult)

generateDecisionResult

protected DmnDecisionResult generateDecisionResult(DmnDecisionTableResult decisionTableResult)

calculateExecutedDecisionElements

protected long calculateExecutedDecisionElements(DmnDecisionTable decisionTable)

evaluateDecisionTableInputs

protected Map<String,DmnDecisionTableValue> evaluateDecisionTableInputs(DmnDecisionTable decisionTable,
                                                                        Map<String,Object> variables,
                                                                        Map<String,Object> evaluationCache)

evaluateInputClause

protected DmnDecisionTableValue evaluateInputClause(DmnClause clause,
                                                    Map<String,Object> variables,
                                                    Map<String,Object> evaluationCache)

hasItemDefinitionWithTypeDefinition

protected boolean hasItemDefinitionWithTypeDefinition(DmnExpression expression)

isRuleApplicable

protected boolean isRuleApplicable(DmnRule rule,
                                   Map<String,Object> variables,
                                   Map<String,DmnDecisionTableValue> inputs,
                                   Map<String,Object> evaluationCache)

evaluateMatchingRule

protected DmnDecisionTableRuleImpl evaluateMatchingRule(DmnRule rule,
                                                        Map<String,Object> variables,
                                                        Map<String,Object> evaluationCache)

evaluateRuleOutput

protected Map<String,DmnDecisionTableValue> evaluateRuleOutput(DmnRule rule,
                                                               Map<String,Object> variables,
                                                               Map<String,Object> evaluationCache)

isExpressionApplicable

protected boolean isExpressionApplicable(DmnExpression expression,
                                         Map<String,Object> variables,
                                         Map<String,Object> evaluationCache)

evaluateExpression

protected Object evaluateExpression(DmnExpression expression,
                                    Map<String,Object> variables,
                                    Map<String,Object> evaluationCache)

hasOutputDefinitionWithTypeDefinition

protected boolean hasOutputDefinitionWithTypeDefinition(DmnClauseEntry conclusion)

evaluateExpression

protected Object evaluateExpression(DmnExpression expression,
                                    Map<String,Object> variables)

getScriptEngineForNameChecked

protected ScriptEngine getScriptEngineForNameChecked(String expressionLanguage)

getScriptEngineForName

protected ScriptEngine getScriptEngineForName(String expressionLanguage)

createBindings

protected Bindings createBindings(ScriptEngine scriptEngine,
                                  Map<String,Object> variables)