Examples with SafeDeleteReferenceUsageInfo com.intellij.refactoring.safeDelete.usageInfo.SafeDeleteReferenceUsageInfo used on opensource projects

Example 1 with SafeDeleteReferenceUsageInfo

use of com.intellij.refactoring.safeDelete.usageInfo.SafeDeleteReferenceUsageInfo in project intellij-community by JetBrains.

the class SafeDeleteProcessor method preprocessUsages.

@Override
protected boolean preprocessUsages(@NotNull Ref<UsageInfo[]> refUsages) {
    UsageInfo[] usages = refUsages.get();
    ArrayList<String> conflicts = new ArrayList<>();
    for (PsiElement element : myElements) {
        for (SafeDeleteProcessorDelegate delegate : Extensions.getExtensions(SafeDeleteProcessorDelegate.EP_NAME)) {
            if (delegate.handlesElement(element)) {
                Collection<String> foundConflicts = delegate instanceof SafeDeleteProcessorDelegateBase ? ((SafeDeleteProcessorDelegateBase) delegate).findConflicts(element, myElements, usages) : delegate.findConflicts(element, myElements);
                if (foundConflicts != null) {
                    conflicts.addAll(foundConflicts);
                }
                break;
            }
        }
    }
    final HashMap<PsiElement, UsageHolder> elementsToUsageHolders = sortUsages(usages);
    final Collection<UsageHolder> usageHolders = elementsToUsageHolders.values();
    for (UsageHolder usageHolder : usageHolders) {
        if (usageHolder.hasUnsafeUsagesInCode()) {
            conflicts.add(usageHolder.getDescription());
        }
    }
    if (!conflicts.isEmpty()) {
        final RefactoringEventData conflictData = new RefactoringEventData();
        conflictData.putUserData(RefactoringEventData.CONFLICTS_KEY, conflicts);
        myProject.getMessageBus().syncPublisher(RefactoringEventListener.REFACTORING_EVENT_TOPIC).conflictsDetected("refactoring.safeDelete", conflictData);
        if (ApplicationManager.getApplication().isUnitTestMode()) {
            if (!ConflictsInTestsException.isTestIgnore())
                throw new ConflictsInTestsException(conflicts);
        } else {
            UnsafeUsagesDialog dialog = new UnsafeUsagesDialog(ArrayUtil.toStringArray(conflicts), myProject);
            if (!dialog.showAndGet()) {
                final int exitCode = dialog.getExitCode();
                // dialog is always dismissed;
                prepareSuccessful();
                if (exitCode == UnsafeUsagesDialog.VIEW_USAGES_EXIT_CODE) {
                    showUsages(Arrays.stream(usages).filter(usage -> usage instanceof SafeDeleteReferenceUsageInfo && !((SafeDeleteReferenceUsageInfo) usage).isSafeDelete()).toArray(UsageInfo[]::new), usages);
                }
                return false;
            } else {
                myPreviewNonCodeUsages = false;
            }
        }
    }
    UsageInfo[] preprocessedUsages = usages;
    for (SafeDeleteProcessorDelegate delegate : Extensions.getExtensions(SafeDeleteProcessorDelegate.EP_NAME)) {
        preprocessedUsages = delegate.preprocessUsages(myProject, preprocessedUsages);
        if (preprocessedUsages == null)
            return false;
    }
    final UsageInfo[] filteredUsages = UsageViewUtil.removeDuplicatedUsages(preprocessedUsages);
    // dialog is always dismissed
    prepareSuccessful();
    if (filteredUsages == null) {
        return false;
    }
    refUsages.set(filteredUsages);
    return true;
}