@Nullable
private String verifyInnerClassDestination() {
PsiClass targetClass = findTargetClass();
if (targetClass == null) return null;
for (PsiElement element : myElementsToMove) {
if (PsiTreeUtil.isAncestor(element, targetClass, false)) {
return RefactoringBundle.message("move.class.to.inner.move.to.self.error");
}
final Language targetClassLanguage = targetClass.getLanguage();
if (!element.getLanguage().equals(targetClassLanguage)) {
return RefactoringBundle.message(
"move.to.different.language",
UsageViewUtil.getType(element),
((PsiClass) element).getQualifiedName(),
targetClass.getQualifiedName());
}
if (element.getLanguage().equals(Language.findLanguageByID("Groovy"))) {
return RefactoringBundle.message("dont.support.inner.classes", "Groovy");
}
}
while (targetClass != null) {
if (targetClass.getContainingClass() != null
&& !targetClass.hasModifierProperty(PsiModifier.STATIC)) {
return RefactoringBundle.message("move.class.to.inner.nonstatic.error");
}
targetClass = targetClass.getContainingClass();
}
return null;
}
@NotNull
public static SearchScope getClassUseScope(@NotNull PsiClass aClass) {
if (aClass instanceof PsiAnonymousClass) {
return new LocalSearchScope(aClass);
}
final GlobalSearchScope maximalUseScope = ResolveScopeManager.getElementUseScope(aClass);
PsiFile file = aClass.getContainingFile();
if (PsiImplUtil.isInServerPage(file)) return maximalUseScope;
final PsiClass containingClass = aClass.getContainingClass();
if (aClass.hasModifierProperty(PsiModifier.PUBLIC)
|| aClass.hasModifierProperty(PsiModifier.PROTECTED)) {
return containingClass == null ? maximalUseScope : containingClass.getUseScope();
} else if (aClass.hasModifierProperty(PsiModifier.PRIVATE)
|| aClass instanceof PsiTypeParameter) {
PsiClass topClass = PsiUtil.getTopLevelClass(aClass);
return new LocalSearchScope(topClass == null ? aClass.getContainingFile() : topClass);
} else {
PsiPackage aPackage = null;
if (file instanceof PsiJavaFile) {
aPackage =
JavaPsiFacade.getInstance(aClass.getProject())
.findPackage(((PsiJavaFile) file).getPackageName());
}
if (aPackage == null) {
PsiDirectory dir = file.getContainingDirectory();
if (dir != null) {
aPackage = JavaDirectoryService.getInstance().getPackage(dir);
}
}
if (aPackage != null) {
SearchScope scope = PackageScope.packageScope(aPackage, false);
scope = scope.intersectWith(maximalUseScope);
return scope;
}
return new LocalSearchScope(file);
}
}
@Override
public void visitClass(@NotNull PsiClass aClass) {
// no call to super, so that it doesn't drill down to inner classes
if (aClass.hasModifierProperty(PsiModifier.ABSTRACT)) {
return;
}
if (!UtilityClassUtil.isUtilityClass(aClass)) {
return;
}
if (ignoreClassesWithOnlyMain && hasOnlyMain(aClass)) {
return;
}
if (hasPrivateConstructor(aClass)) {
return;
}
final SearchScope scope = GlobalSearchScope.projectScope(aClass.getProject());
final Query<PsiClass> query = ClassInheritorsSearch.search(aClass, scope, true, true);
final PsiClass subclass = query.findFirst();
if (subclass != null) {
return;
}
registerClassError(aClass, aClass);
}
private void checkExpression(PsiExpression expression) {
if (expression == null) return;
final PsiType type = expression.getType();
if (!(type instanceof PsiClassType)) return;
if (IGNORE_TOSTRING
&& MethodUtils.isToString(PsiTreeUtil.getParentOfType(expression, PsiMethod.class)))
return;
if (IGNORE_EXCEPTION
&& (ExceptionUtils.isExceptionArgument(expression)
|| PsiTreeUtil.getParentOfType(
expression, PsiThrowStatement.class, true, PsiCodeBlock.class, PsiClass.class)
!= null)) return;
if (IGNORE_ASSERT
&& PsiTreeUtil.getParentOfType(
expression, PsiAssertStatement.class, true, PsiCodeBlock.class, PsiClass.class)
!= null) {
return;
}
if (IGNORE_NONNLS && NonNlsUtils.isNonNlsAnnotatedUse(expression)) return;
final PsiClassType classType = (PsiClassType) type;
if (type.equalsToText(CommonClassNames.JAVA_LANG_OBJECT)) return;
final PsiClass referencedClass = classType.resolve();
if (referencedClass == null || referencedClass instanceof PsiTypeParameter) return;
if (referencedClass.isEnum() || referencedClass.isInterface()) return;
if (referencedClass.hasModifierProperty(PsiModifier.ABSTRACT)
&& !(expression instanceof PsiSuperExpression)) return;
if (hasGoodToString(referencedClass)) return;
registerError(expression);
}
public boolean runMethodInAbstractClass(
final ConfigurationContext context,
final Runnable performRunnable,
final PsiMethod psiMethod,
final PsiClass containingClass,
final Condition<PsiClass> acceptAbstractCondition) {
if (containingClass != null
&& containingClass.hasModifierProperty(PsiModifier.ABSTRACT)
&& acceptAbstractCondition.value(containingClass)) {
final Location location = context.getLocation();
if (location instanceof MethodLocation) {
final PsiClass aClass = ((MethodLocation) location).getContainingClass();
if (aClass != null && !aClass.hasModifierProperty(PsiModifier.ABSTRACT)) {
return false;
}
} else if (location instanceof PsiMemberParameterizedLocation) {
return false;
}
final List<PsiClass> classes = new ArrayList<PsiClass>();
if (!ProgressManager.getInstance()
.runProcessWithProgressSynchronously(
new Runnable() {
@Override
public void run() {
ClassInheritorsSearch.search(containingClass)
.forEach(
new Processor<PsiClass>() {
@Override
public boolean process(PsiClass aClass) {
if (PsiClassUtil.isRunnableClass(aClass, true, true)) {
classes.add(aClass);
}
return true;
}
});
}
},
"Search for " + containingClass.getQualifiedName() + " inheritors",
true,
containingClass.getProject())) {
return true;
}
if (classes.size() == 1) {
runForClass(classes.get(0), psiMethod, context, performRunnable);
return true;
}
if (classes.isEmpty()) return false;
final FileEditor fileEditor = PlatformDataKeys.FILE_EDITOR.getData(context.getDataContext());
if (fileEditor instanceof TextEditor) {
final Document document = ((TextEditor) fileEditor).getEditor().getDocument();
final PsiFile containingFile =
PsiDocumentManager.getInstance(context.getProject()).getPsiFile(document);
if (containingFile instanceof PsiClassOwner) {
final List<PsiClass> psiClasses =
new ArrayList<PsiClass>(Arrays.asList(((PsiClassOwner) containingFile).getClasses()));
psiClasses.retainAll(classes);
if (psiClasses.size() == 1) {
runForClass(psiClasses.get(0), psiMethod, context, performRunnable);
return true;
}
}
}
final PsiClassListCellRenderer renderer =
new PsiClassListCellRenderer() {
@Override
protected boolean customizeNonPsiElementLeftRenderer(
ColoredListCellRenderer renderer,
JList list,
Object value,
int index,
boolean selected,
boolean hasFocus) {
if (value == null) {
renderer.append("All");
return true;
}
return super.customizeNonPsiElementLeftRenderer(
renderer, list, value, index, selected, hasFocus);
}
};
Collections.sort(classes, renderer.getComparator());
// suggest to run all inherited tests
classes.add(0, null);
final JBList list = new JBList(classes);
list.setCellRenderer(renderer);
JBPopupFactory.getInstance()
.createListPopupBuilder(list)
.setTitle(
"Choose executable classes to run "
+ (psiMethod != null ? psiMethod.getName() : containingClass.getName()))
.setMovable(false)
.setResizable(false)
.setRequestFocus(true)
.setItemChoosenCallback(
new Runnable() {
public void run() {
final Object[] values = list.getSelectedValues();
if (values == null) return;
chooseAndPerform(values, psiMethod, context, performRunnable, classes);
}
})
.createPopup()
.showInBestPositionFor(context.getDataContext());
return true;
}
return false;
}