org.kuali.rice.krms.framework.engine
Class BasicExecutionEnvironment

java.lang.Object
  org.kuali.rice.krms.framework.engine.BasicExecutionEnvironment

All Implemented Interfaces:

ExecutionEnvironment

public final class BasicExecutionEnvironment
extends Object
implements ExecutionEnvironment

Constructor Summary

BasicExecutionEnvironment(SelectionCriteria selectionCriteria, Map<Term,Object> facts, ExecutionOptions executionOptions, TermResolutionEngine termResolutionEngine)

Method Summary

void	addTermResolver(TermResolver<?> termResolver)
EngineResults	getEngineResults()
ExecutionOptions	getExecutionOptions()
Map<Term,Object>	getFacts() Returns an immutable Map of facts available within this environment.
SelectionCriteria	getSelectionCriteria() Returns the selection criteria that was used to initialize the environment.
Set<Term>	getTermsForCaller(Object caller)
boolean	publishFact(Term factName, Object factValue) Publishes a new fact
<T> T	resolveTerm(Term term, Object caller)

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicExecutionEnvironment

public BasicExecutionEnvironment(SelectionCriteria selectionCriteria,
                                 Map<Term,Object> facts,
                                 ExecutionOptions executionOptions,
                                 TermResolutionEngine termResolutionEngine)

Method Detail

getSelectionCriteria

public SelectionCriteria getSelectionCriteria()

Description copied from interface: ExecutionEnvironment

Returns the selection criteria that was used to initialize the environment.

Specified by:

getSelectionCriteria in interface ExecutionEnvironment

Returns:

the selection criteria for this environment

getFacts

public Map<Term,Object> getFacts()

Description copied from interface: ExecutionEnvironment

Returns an immutable Map of facts available within this environment.

Specified by:

getFacts in interface ExecutionEnvironment

Returns:

the facts in this environment

addTermResolver

public void addTermResolver(TermResolver<?> termResolver)

Specified by:

addTermResolver in interface ExecutionEnvironment

resolveTerm

public <T> T resolveTerm(Term term,
                         Object caller)
              throws TermResolutionException

Specified by:

resolveTerm in interface ExecutionEnvironment

Throws:

TermResolutionException

getTermsForCaller

public Set<Term> getTermsForCaller(Object caller)

Specified by:

getTermsForCaller in interface ExecutionEnvironment

publishFact

public boolean publishFact(Term factName,
                           Object factValue)

Description copied from interface: ExecutionEnvironment

Publishes a new fact

Specified by:

publishFact in interface ExecutionEnvironment

Parameters:

factName - name of the fact to publish

factValue - value of the fact to publish // TODO: we don't support updating facts, refactor this method

Returns:

true if an existing fact was updated, false if this was a new fact

getExecutionOptions

public ExecutionOptions getExecutionOptions()

Specified by:

getExecutionOptions in interface ExecutionEnvironment

getEngineResults

public EngineResults getEngineResults()

Specified by:

getEngineResults in interface ExecutionEnvironment