/** * Performs the step of a single weave. The lower-level aspect from the instantiation is woven * into the given aspect. * * @param base the higher-level aspect the lower-level aspect is woven into * @param instantiation the lower-level aspect to weave into the base aspect */ public void doWeaveSingle(Aspect base, Instantiation instantiation) { System.out.println( "Weaving " + instantiation.getSource().getName() + " into " + base.getName()); StructuralViewWeaver structuralViewWeaver = StructuralViewWeaver.getInstance(); for (COREModelReuse modelReuse : instantiation.getSource().getModelReuses()) { COREModelReuse copy = EcoreUtil.copy(modelReuse); base.getModelReuses().add(copy); } // CHECKSTYLE:IGNORE ParameterAssignment FOR 2 LINES: Needed, because the operation returns the // result, // however it returns base. base = structuralViewWeaver.weave(base, instantiation); WeavingInformation currentWeavingInformation = structuralViewWeaver.getWeavingInformation(); // Update the model reuses. ReferenceUpdater.getInstance().update(base.getModelReuses(), currentWeavingInformation); createTrace(base, instantiation.getSource(), currentWeavingInformation); // Merge weaving information, to be able to look at woven elements later. this.weavingInformation.merge(currentWeavingInformation); messageViewWeaver.copyMessageViews(base, instantiation.getSource(), currentWeavingInformation); StateViewWeaverUtils.copyStateViews(base, instantiation.getSource(), currentWeavingInformation); base.getInstantiations().remove(instantiation); }
/** * Weaves the state machines of the state views. Doesn't apply the CSP composition to the copied * state machines. * * @param aspect the aspect to weave state machines for * @param listener to notify when events occur during weaving */ public void weaveAllNoCSPWeavingForStateViews(Aspect aspect, WeaverListener<Aspect> listener) { try { listener.weavingStarted(); Aspect result = loadNewInstance(aspect); weavingInformation.clear(); // Do phase 1: Weave all structural views and copy the message and state views // from the lower- to the higher-level aspect. resolveDependenciesBottomUp(result); messageViewWeaver.weaveMessageViews(aspect, weavingInformation); listener.weavingFinished(result); // CHECKSTYLE:IGNORE IllegalCatch: There could be many different exceptions during // initialization. } catch (Exception e) { // TODO: catch in lower level weaver operations, and throw custom exception. listener.weavingFailed(e); } }
/** * Performs the final step of weaving. I.e., message views and state views are woven. The actions * are performed on the given aspect directly. * * @param aspect the aspect for which views should be woven */ public void weaveAll(Aspect aspect) { messageViewWeaver.weaveMessageViews(aspect, weavingInformation); stateViewWeaver.weaveStateViews(aspect); }