protected void apply(IEntityIterator<?> iterator) { IBindingManager bm = getBindings(); ITransactionScope resettableScope = BindingManagerFactory.instance.createTransactionScope(); bm.wEnterScope(resettableScope); for (IEntity e : iterator) { bm.setResult(e); resettableScope.commit(); } resettableScope.rollback(); bm.wExitScope(); }
@Override public void run(IOperationProgressMonitor pm) throws InvocationTargetException, InterruptedException { IEntity selfEntity = EntityUtils.mapEntity(selfModel, EntityUtils.clone(EntityUtils.getCompoundRoot(selfModel))); Set<String> initialNames = bm.wNames(); pm.beginTask("Executing sample...", IOperationProgressMonitor.TOTAL_WORK); behaviorModel = BehaviorUtils.apply( "whole:org.whole.lang.ui.views:SamplePerspectiveSemantics#SampleViewBehavior", behaviorModel, bm); IEntity derivedModel = null; try { IEntityIterator<?> iterator = BehaviorUtils.lazyEvaluate(behaviorModel, 0, bm); iterator.setBindings(selfBindings); iterator.reset(selfEntity); if (iterator.getClass().equals(ConstantIterator.class)) { IEntity result = iterator.next(); if (result == null || !EntityUtils.isData(result)) derivedModel = result; else { Object resultValue = result.wGetValue(); derivedModel = IVisitor.class.isInstance(resultValue) ? BindingManagerFactory.instance.createValue( Matcher.match((IVisitor) resultValue, selfEntity)) : result; } } else if (iterator.hasNext()) { derivedModel = MiscEntityFactory.instance.createMisc(0); ITransactionScope transactionScope = BindingManagerFactory.instance.createTransactionScope(); bm.wEnterScope(transactionScope); try { for (IEntity result : iterator) { transactionScope.commit(); derivedModel.wAdd( GenericEntityFactory.instance.create( CommonsEntityDescriptorEnum.SameStageFragment, // CommonsEntityFactory.instance.createSameStageFragment( EntityUtils.clone(result))); // TODO substitute with a no containment fragment } } finally { transactionScope.rollback(); bm.wExitScope(); } } } catch (MissingVariableException e) { addMissingVariables(contextModel, e); } catch (OperationCanceledException e) { // gracefully terminate execution } catch (Exception e) { if (e.getCause() instanceof MissingVariableException) addMissingVariables(contextModel, (MissingVariableException) e.getCause()); } finally { pm.endTask(); } IEntity variablesModel = null; if (derivedModel != null) { EnvironmentEntityFactory ef = EnvironmentEntityFactory.instance; variablesModel = ef.createBindings(0); for (String name : new TreeSet<String>(bm.wLocalNames())) if (!initialNames.contains(name)) variablesModel.wAdd( ef.createBinding(ef.createName(name), ef.createValue(BindingUtils.wGet(bm, name)))); final IEntity contents = derivedModel; final IEntity variables = variablesModel; context .get(UISynchronize.class) .asyncExec( new Runnable() { public void run() { context.get(IEntityPartViewer.class).setContents(null, contents); context .get(IEventBroker.class) .post(IUIConstants.TOPIC_UPDATE_VARIABLES, variables); } }); } }
@Override public void visit(TestSuite entity) { if (isLearning()) { Map<IEntity, List<IEntity>> learntMap = getLearntMap(); IEntity result = null; for (int cycle = 1; cycle <= learnCycles(); cycle++) { printWriter().printf("*** Learning cycle %d ***\n\n", cycle); ITransactionScope resettableScope = BindingManagerFactory.instance.createTransactionScope(); getBindings().wEnterScope(resettableScope); try { getBindings().wDefValue("learnCycle", cycle); super.visit(entity); result = getBindings().getResult(); } finally { resettableScope.rollback(); getBindings().wExitScope(); } } getBindings().setResult(result); FilterFamily filterFamily = getFilterFamily(entity); FilterRules filterRules = filterFamily.getFilterRules(); FreshNameGenerator fnGen = new FreshNameGenerator(); for (IEntity name : BehaviorUtils.compileAndLazyEvaluate(createFindAllFilterRuleNamesQuery(), filterFamily)) fnGen.addBoundName(name.wStringValue()); for (IEntity adapter : learntMap.keySet()) { List<IEntity> learntEntities = learntMap.get(adapter); IEntity value = learntEntities.get(0); if (learntEntities.size() > 1 && EntityUtils.isData(value)) { for (IEntity learntEntity : learntEntities) if (!learntEntity.wEquals(value)) continue; } else if (learntEntities.size() > 1) { for (IEntity learntEntity2 : learntEntities) if (EntityUtils.isData(learntEntity2)) continue; // generate filter rule FilterRule filterRule = TestsHelpers.createFilterRule(learntEntities); if (EntityUtils.isNotResolver(filterRule)) { String filterName; IEntity filterBody; if ((filterBody = Matcher.find(filterRule.getBody(), filterRules, false)) != null) { // try to reuse a generated filter filterName = ((FilterRule) filterBody.wGetParent()).getName().getValue(); } else { // add the filter rule to the filter family filterName = fnGen.nextFreshName(GENERATED_FILTER_NAME); ITransactionScope resettableScope = BindingManagerFactory.instance.createTransactionScope(); getBindings().wEnterScope(resettableScope); try { getBindings().wDefValue("filterName", filterName); Matcher.substitute(filterRule, getBindings(), false); filterRules.wAdd(filterRule); } finally { resettableScope.rollback(); getBindings().wExitScope(); } } // wrap SubjectStatement with a UsingFilter ITransactionScope resettableScope = BindingManagerFactory.instance.createTransactionScope(); getBindings().wEnterScope(resettableScope); try { SubjectStatement statement = BehaviorUtils.evaluateFirstResult( createFindAncestorSubjectStatement(), adapter, getBindings()); UsingFilter usingFilter = createUsingFilter(filterName); statement.wGetParent().wSet(statement, usingFilter); usingFilter.setSubjectStatement(statement); } finally { resettableScope.rollback(); getBindings().wExitScope(); } } } TestsHelpers.replace(adapter, value); } // add the newly generated family if (!EntityUtils.hasParent(filterFamily) && !filterRules.wIsEmpty()) entity.getFilterFamilies().wAdd(filterFamily); } else super.visit(entity); }