@Override public void addEntryPoint(@NotNull RefElement newEntryPoint, boolean isPersistent) { if (!newEntryPoint.isValid()) return; if (isPersistent) { if (newEntryPoint instanceof RefMethod && ((RefMethod) newEntryPoint).isConstructor() || newEntryPoint instanceof RefClass) { final ClassPattern classPattern = new ClassPattern(); classPattern.pattern = new SmartRefElementPointerImpl(newEntryPoint, true).getFQName(); getPatterns().add(classPattern); final EntryPointsManager entryPointsManager = getInstance(newEntryPoint.getElement().getProject()); if (this != entryPointsManager) { entryPointsManager.addEntryPoint(newEntryPoint, true); } return; } } if (newEntryPoint instanceof RefClass) { RefClass refClass = (RefClass) newEntryPoint; if (refClass.isAnonymous()) { // Anonymous class cannot be an entry point. return; } List<RefMethod> refConstructors = refClass.getConstructors(); if (refConstructors.size() == 1) { addEntryPoint(refConstructors.get(0), isPersistent); } else if (refConstructors.size() > 1) { // Many constructors here. Need to ask user which ones are used for (RefMethod refConstructor : refConstructors) { addEntryPoint(refConstructor, isPersistent); } } } if (!isPersistent) { myTemporaryEntryPoints.add(newEntryPoint); ((RefElementImpl) newEntryPoint).setEntry(true); } else { if (myPersistentEntryPoints.get(newEntryPoint.getExternalName()) == null) { final SmartRefElementPointerImpl entry = new SmartRefElementPointerImpl(newEntryPoint, true); myPersistentEntryPoints.put(entry.getFQName(), entry); ((RefElementImpl) newEntryPoint).setEntry(true); ((RefElementImpl) newEntryPoint).setPermanentEntry(true); if (entry.isPersistent()) { // do save entry points final EntryPointsManager entryPointsManager = getInstance(newEntryPoint.getElement().getProject()); if (this != entryPointsManager) { entryPointsManager.addEntryPoint(newEntryPoint, true); } } } } }
@Override public void onInitialize(RefElement refElement) { ((RefElementImpl) refElement).setFlag(true, CAN_BE_FINAL_MASK); if (refElement instanceof RefClass) { final RefClass refClass = (RefClass) refElement; final PsiClass psiClass = refClass.getElement(); if (refClass.isEntry()) { ((RefClassImpl) refClass).setFlag(false, CAN_BE_FINAL_MASK); return; } if (refClass.isAbstract() || refClass.isAnonymous() || refClass.isInterface()) { ((RefClassImpl) refClass).setFlag(false, CAN_BE_FINAL_MASK); return; } if (!refClass.isSelfInheritor(psiClass)) { for (PsiClass psiSuperClass : psiClass.getSupers()) { if (myManager.belongsToScope(psiSuperClass)) { RefClass refSuperClass = (RefClass) myManager.getReference(psiSuperClass); if (refSuperClass != null) { ((RefClassImpl) refSuperClass).setFlag(false, CAN_BE_FINAL_MASK); } } } } } else if (refElement instanceof RefMethod) { final RefMethod refMethod = (RefMethod) refElement; final PsiElement element = refMethod.getElement(); if (element instanceof PsiMethod) { PsiMethod psiMethod = (PsiMethod) element; if (refMethod.isConstructor() || refMethod.isAbstract() || refMethod.isStatic() || PsiModifier.PRIVATE.equals(refMethod.getAccessModifier()) || refMethod.getOwnerClass().isAnonymous() || refMethod.getOwnerClass().isInterface()) { ((RefMethodImpl) refMethod).setFlag(false, CAN_BE_FINAL_MASK); } if (PsiModifier.PRIVATE.equals(refMethod.getAccessModifier()) && refMethod.getOwner() != null && !(refMethod.getOwnerClass().getOwner() instanceof RefElement)) { ((RefMethodImpl) refMethod).setFlag(false, CAN_BE_FINAL_MASK); } for (PsiMethod psiSuperMethod : psiMethod.findSuperMethods()) { if (myManager.belongsToScope(psiSuperMethod)) { RefMethod refSuperMethod = (RefMethod) myManager.getReference(psiSuperMethod); if (refSuperMethod != null) { ((RefMethodImpl) refSuperMethod).setFlag(false, CAN_BE_FINAL_MASK); } } } } } }
@Override @Nullable public CommonProblemDescriptor[] checkElement( @NotNull final RefEntity refEntity, @NotNull final AnalysisScope scope, @NotNull final InspectionManager manager, @NotNull final GlobalInspectionContext globalContext, @NotNull final ProblemDescriptionsProcessor processor) { if (refEntity instanceof RefJavaElement) { final RefJavaElement refElement = (RefJavaElement) refEntity; if (refElement instanceof RefParameter) return null; if (!refElement.isReferenced()) return null; if (refElement.isSyntheticJSP()) return null; if (refElement.isFinal()) return null; if (!((RefElementImpl) refElement).checkFlag(CanBeFinalAnnotator.CAN_BE_FINAL_MASK)) return null; final PsiMember psiMember = (PsiMember) refElement.getElement(); if (psiMember == null || !CanBeFinalHandler.allowToBeFinal(psiMember)) return null; PsiIdentifier psiIdentifier = null; if (refElement instanceof RefClass) { RefClass refClass = (RefClass) refElement; if (refClass.isInterface() || refClass.isAnonymous() || refClass.isAbstract()) return null; if (!isReportClasses()) return null; psiIdentifier = ((PsiClass) psiMember).getNameIdentifier(); } else if (refElement instanceof RefMethod) { RefMethod refMethod = (RefMethod) refElement; if (refMethod.getOwnerClass().isFinal()) return null; if (!isReportMethods()) return null; psiIdentifier = ((PsiMethod) psiMember).getNameIdentifier(); } else if (refElement instanceof RefField) { if (!isReportFields()) return null; psiIdentifier = ((PsiField) psiMember).getNameIdentifier(); } if (psiIdentifier != null) { return new ProblemDescriptor[] { manager.createProblemDescriptor( psiIdentifier, InspectionsBundle.message("inspection.export.results.can.be.final.description"), new AcceptSuggested(globalContext.getRefManager()), ProblemHighlightType.GENERIC_ERROR_OR_WARNING, false) }; } } return null; }
@Override @Nullable public CommonProblemDescriptor[] checkElement( @NotNull final RefEntity refEntity, @NotNull final AnalysisScope scope, @NotNull final InspectionManager manager, @NotNull final GlobalInspectionContext globalContext, @NotNull final ProblemDescriptionsProcessor processor) { if (refEntity instanceof RefJavaElement) { final RefJavaElement refElement = (RefJavaElement) refEntity; if (refElement instanceof RefParameter) return null; if (refElement.isSyntheticJSP()) return null; // ignore entry points. if (refElement.isEntry()) return null; // ignore implicit constructors. User should not be able to see them. if (refElement instanceof RefImplicitConstructor) return null; if (refElement instanceof RefField && ((RefField) refElement).getElement() instanceof PsiEnumConstant) return null; // ignore library override methods. if (refElement instanceof RefMethod) { RefMethod refMethod = (RefMethod) refElement; if (refMethod.isExternalOverride()) return null; if (refMethod.isEntry()) return null; } // ignore anonymous classes. They do not have access modifiers. if (refElement instanceof RefClass) { RefClass refClass = (RefClass) refElement; if (refClass.isAnonymous() || refClass.isEntry() || refClass.isTestCase() || refClass.isServlet() || refClass.isApplet() || refClass.isLocalClass()) return null; if (isTopLevelClass(refClass) && !SUGGEST_PACKAGE_LOCAL_FOR_TOP_CLASSES) return null; } // ignore unreferenced code. They could be a potential entry points. if (refElement.getInReferences().isEmpty()) return null; // ignore interface members. They always have public access modifier. if (refElement.getOwner() instanceof RefClass) { RefClass refClass = (RefClass) refElement.getOwner(); if (refClass.isInterface()) return null; } String access = getPossibleAccess(refElement); if (access != refElement.getAccessModifier() && access != null) { final PsiElement element = refElement.getElement(); final PsiElement nameIdentifier = element != null ? HighlightUsagesHandler.getNameIdentifier(element) : null; if (nameIdentifier != null) { return new ProblemDescriptor[] { manager.createProblemDescriptor( nameIdentifier, access.equals(PsiModifier.PRIVATE) ? CAN_BE_PRIVATE : access.equals(PsiModifier.PACKAGE_LOCAL) ? CAN_BE_PACKAGE_LOCAL : CAN_BE_PROTECTED, new AcceptSuggestedAccess(globalContext.getRefManager(), access), ProblemHighlightType.GENERIC_ERROR_OR_WARNING, false) }; } } } return null; }