public static void replaceMovedMemberTypeParameters(
final PsiElement member,
final Iterable<PsiTypeParameter> parametersIterable,
final PsiSubstitutor substitutor,
final GroovyPsiElementFactory factory) {
final Map<PsiElement, PsiElement> replacement = new LinkedHashMap<PsiElement, PsiElement>();
for (PsiTypeParameter parameter : parametersIterable) {
PsiType substitutedType = substitutor.substitute(parameter);
if (substitutedType == null) {
substitutedType = TypeConversionUtil.erasure(factory.createType(parameter));
}
PsiElement scopeElement = member instanceof GrField ? member.getParent() : member;
for (PsiReference reference :
ReferencesSearch.search(parameter, new LocalSearchScope(scopeElement))) {
final PsiElement element = reference.getElement();
final PsiElement parent = element.getParent();
if (parent instanceof PsiTypeElement) {
replacement.put(parent, factory.createTypeElement(substitutedType));
} else if (element instanceof GrCodeReferenceElement
&& substitutedType instanceof PsiClassType) {
replacement.put(
element, factory.createReferenceElementByType((PsiClassType) substitutedType));
}
}
}
for (PsiElement element : replacement.keySet()) {
if (element.isValid()) {
element.replace(replacement.get(element));
}
}
}
@Nullable
private static PsiElement findParent(
int syncStartOffset, int syncEndOffset, @NotNull AnchorTypeInfo type, PsiElement anchor) {
TextRange range = anchor.getTextRange();
if (range.getStartOffset() != syncStartOffset) return null;
while (range.getEndOffset() < syncEndOffset) {
anchor = anchor.getParent();
if (anchor == null || anchor.getTextRange() == null) {
return null;
}
range = anchor.getTextRange();
}
while (range.getEndOffset() == syncEndOffset) {
if (type.isAcceptable(anchor)) {
return anchor;
}
anchor = anchor.getParent();
if (anchor == null || anchor.getTextRange() == null) break;
range = anchor.getTextRange();
}
return null;
}
private static boolean shouldInsertParentheses(PsiClass psiClass, PsiElement position) {
final PsiJavaCodeReferenceElement ref =
PsiTreeUtil.getParentOfType(position, PsiJavaCodeReferenceElement.class);
if (ref == null) {
return false;
}
final PsiReferenceParameterList parameterList = ref.getParameterList();
if (parameterList != null && parameterList.getTextLength() > 0) {
return false;
}
final PsiElement prevElement = FilterPositionUtil.searchNonSpaceNonCommentBack(ref);
if (prevElement != null && prevElement.getParent() instanceof PsiNewExpression) {
Set<PsiType> expectedTypes = new HashSet<PsiType>();
for (ExpectedTypeInfo info :
ExpectedTypesProvider.getExpectedTypes((PsiExpression) prevElement.getParent(), true)) {
expectedTypes.add(info.getType());
}
return JavaCompletionUtil.isDefinitelyExpected(psiClass, expectedTypes, position);
}
return false;
}
@Override
@Nullable
protected PsiElement getStatementAtCaret(Editor editor, PsiFile psiFile) {
final PsiElement atCaret = super.getStatementAtCaret(editor, psiFile);
if (atCaret instanceof PsiWhiteSpace) return null;
if (atCaret instanceof PsiJavaToken
&& "}".equals(atCaret.getText())
&& !(atCaret.getParent() instanceof PsiArrayInitializerExpression)) return null;
PsiElement statementAtCaret =
PsiTreeUtil.getParentOfType(
atCaret,
PsiStatement.class,
PsiCodeBlock.class,
PsiMember.class,
PsiComment.class,
PsiImportStatementBase.class);
if (statementAtCaret instanceof PsiBlockStatement) return null;
if (statementAtCaret != null && statementAtCaret.getParent() instanceof PsiForStatement) {
if (!PsiTreeUtil.hasErrorElements(statementAtCaret)) {
statementAtCaret = statementAtCaret.getParent();
}
}
return statementAtCaret instanceof PsiStatement
|| statementAtCaret instanceof PsiMember
|| statementAtCaret instanceof PsiImportStatementBase
? statementAtCaret
: null;
}
@Nullable
public static KtExpression getParentCallIfPresent(@NotNull KtExpression expression) {
PsiElement parent = expression.getParent();
while (parent != null) {
if (parent instanceof KtBinaryExpression
|| parent instanceof KtUnaryExpression
|| parent instanceof KtLabeledExpression
|| parent instanceof KtDotQualifiedExpression
|| parent instanceof KtCallExpression
|| parent instanceof KtArrayAccessExpression
|| parent instanceof KtDestructuringDeclaration) {
if (parent instanceof KtLabeledExpression) {
parent = parent.getParent();
continue;
}
// check that it's in inlineable call would be in resolve call of parent
return (KtExpression) parent;
} else if (parent instanceof KtParenthesizedExpression
|| parent instanceof KtBinaryExpressionWithTypeRHS) {
parent = parent.getParent();
} else if (parent instanceof KtValueArgument || parent instanceof KtValueArgumentList) {
parent = parent.getParent();
} else if (parent instanceof KtLambdaExpression || parent instanceof KtAnnotatedExpression) {
parent = parent.getParent();
} else {
return null;
}
}
return null;
}
@Override
public void handleCompletePath() {
final PsiElement position = getContext().getPosition();
if (position instanceof GosuIdentifierImpl) {
if (position.getParent() instanceof GosuTypeLiteralImpl) {
if (position.getParent().getParent() instanceof GosuUsesStatementImpl) {
return;
}
}
}
// primitives are always available
addPrimitives();
addScratchpadInnerClasses(position);
// ## THIS IS DOGASS SLOW, the eventual call to CustomPsiClassCache.getByShortName() is f*****g
// molasses, don't do this here.
// AllClassesGetter.processJavaClasses( _params, _prefixMatcher, _params.getInvocationCount()
// <= 1, new Consumer<PsiClass>() {
// ...
// } );
addTypeLoaderTypes();
if (getTotalCompletions() == 0 && _params.getInvocationCount() < 2) {
stopFilterByInvocationCount();
addTypeLoaderTypes();
}
}
private static String findPrefixStatic(PsiElement element, int i) {
String prefix = CompletionData.findPrefixStatic(element, i);
if (element.getParent() instanceof XPathVariableReference) {
prefix = "$" + prefix;
}
if (element.getParent() instanceof XPathNodeTest) {
final XPathNodeTest nodeTest = ((XPathNodeTest) element.getParent());
if (nodeTest.isNameTest()) {
final PrefixedName prefixedName = nodeTest.getQName();
assert prefixedName != null;
final String p = prefixedName.getPrefix();
int endIndex = prefixedName.getLocalName().indexOf(CompletionLists.INTELLIJ_IDEA_RULEZ);
if (endIndex != -1) {
prefix = prefixedName.getLocalName().substring(0, endIndex);
} else if (p != null) {
endIndex = p.indexOf(CompletionLists.INTELLIJ_IDEA_RULEZ);
if (endIndex != -1) {
prefix = p.substring(0, endIndex);
}
}
}
}
return prefix;
}
// Returns null if standalone closing brace is not found
private static BraceStatus checkForMovableClosingBrace(
@NotNull Editor editor, @NotNull PsiFile file, @NotNull MoveInfo info, boolean down) {
PsiElement closingBrace = getStandaloneClosingBrace(file, editor);
if (closingBrace == null) return BraceStatus.NOT_FOUND;
PsiElement blockLikeElement = closingBrace.getParent();
if (!(blockLikeElement instanceof JetBlockExpression)) return BraceStatus.NOT_MOVABLE;
PsiElement blockParent = blockLikeElement.getParent();
if (blockParent instanceof JetWhenEntry) return BraceStatus.NOT_FOUND;
if (PsiTreeUtil.instanceOf(blockParent, FUNCTIONLIKE_ELEMENT_CLASSES))
return BraceStatus.NOT_FOUND;
PsiElement enclosingExpression =
PsiTreeUtil.getParentOfType(blockLikeElement, JetExpression.class);
if (enclosingExpression instanceof JetDoWhileExpression) return BraceStatus.NOT_MOVABLE;
if (enclosingExpression instanceof JetIfExpression) {
JetIfExpression ifExpression = (JetIfExpression) enclosingExpression;
if (blockLikeElement == ifExpression.getThen() && ifExpression.getElse() != null)
return BraceStatus.NOT_MOVABLE;
}
return down
? checkForMovableDownClosingBrace(closingBrace, blockLikeElement, editor, info)
: checkForMovableUpClosingBrace(closingBrace, blockLikeElement, editor, info);
}
private void analyzeDfaWithNestedClosures(
PsiElement scope,
ProblemsHolder holder,
StandardDataFlowRunner dfaRunner,
Collection<DfaMemoryState> initialStates) {
final DataFlowInstructionVisitor visitor = new DataFlowInstructionVisitor(dfaRunner);
final RunnerResult rc =
dfaRunner.analyzeMethod(scope, visitor, IGNORE_ASSERT_STATEMENTS, initialStates);
if (rc == RunnerResult.OK) {
createDescription(dfaRunner, holder, visitor);
MultiMap<PsiElement, DfaMemoryState> nestedClosures = dfaRunner.getNestedClosures();
for (PsiElement closure : nestedClosures.keySet()) {
analyzeDfaWithNestedClosures(closure, holder, dfaRunner, nestedClosures.get(closure));
}
} else if (rc == RunnerResult.TOO_COMPLEX) {
if (scope.getParent() instanceof PsiMethod) {
PsiMethod method = (PsiMethod) scope.getParent();
final PsiIdentifier name = method.getNameIdentifier();
if (name != null) { // Might be null for synthetic methods like JSP page.
holder.registerProblem(
name,
InspectionsBundle.message("dataflow.too.complex"),
ProblemHighlightType.WEAK_WARNING);
}
}
}
}
@Nullable
public static JetClassOrObject getOutermostClassOrObject(
@NotNull JetClassOrObject classOrObject) {
JetClassOrObject current = classOrObject;
while (true) {
PsiElement parent = current.getParent();
assert classOrObject.getParent() != null : "Class with no parent: " + classOrObject.getText();
if (parent instanceof PsiFile) {
return current;
}
if (parent instanceof JetClassObject) {
// current class IS the class object declaration
parent = parent.getParent();
assert parent instanceof JetClassBody
: "Parent of class object is not a class body: " + parent;
}
if (!(parent instanceof JetClassBody)) {
// It is a local class, no legitimate outer
return current;
}
current = (JetClassOrObject) parent.getParent();
}
}
private static List<? extends PsiElement> resolveSimpleReference(
@NotNull DartReference reference) {
final List<? extends PsiElement> result =
resolveSimpleReference(reference, reference.getCanonicalText());
final PsiElement parent = reference.getParent();
final PsiElement superParent = parent.getParent();
final boolean isSimpleConstructor =
parent instanceof DartType
&& superParent instanceof DartNewExpression
&& ((DartNewExpression) superParent).getReferenceExpression() == null;
if (!isSimpleConstructor || result.isEmpty()) {
return result;
}
final List<PsiElement> filteredResult = new ArrayList<PsiElement>(result.size());
for (PsiElement element : result) {
final PsiElement elementParent = element.getParent();
if (element instanceof DartComponentName && elementParent instanceof DartClass) {
final DartComponent component =
((DartClass) elementParent).findNamedConstructor(reference.getCanonicalText());
if (component != null
&& DartComponentType.typeOf(component) == DartComponentType.CONSTRUCTOR) {
filteredResult.add(component.getComponentName());
continue;
}
}
filteredResult.add(element);
}
return filteredResult;
}
@Nullable
public static JetElement getEnclosingElementForLocalDeclaration(
@Nullable JetNamedDeclaration declaration) {
if (declaration instanceof JetTypeParameter) {
declaration = PsiTreeUtil.getParentOfType(declaration, JetNamedDeclaration.class);
} else if (declaration instanceof JetParameter) {
PsiElement parent = declaration.getParent();
if (parent != null && parent.getParent() instanceof JetNamedFunction) {
declaration = (JetNamedFunction) parent.getParent();
}
}
//noinspection unchecked
JetElement container =
PsiTreeUtil.getParentOfType(
declaration,
JetBlockExpression.class,
JetClassInitializer.class,
JetProperty.class,
JetFunction.class,
JetParameter.class);
if (container == null) return null;
return (container instanceof JetClassInitializer)
? ((JetClassInitializer) container).getBody()
: container;
}
private PsiElement getStatementToInsertBefore() {
PsiElement declarationScope =
myVariable instanceof PsiParameter
? ((PsiParameter) myVariable).getDeclarationScope()
: PsiUtil.getVariableCodeBlock(myVariable, null);
if (declarationScope == null) return null;
PsiElement statement = myClass;
nextInnerClass:
do {
statement = PsiUtil.getEnclosingStatement(statement);
if (statement == null || statement.getParent() == null) {
return null;
}
PsiElement element = statement;
while (element != declarationScope && !(element instanceof PsiFile)) {
if (element instanceof PsiClass) {
statement = statement.getParent();
continue nextInnerClass;
}
element = element.getParent();
}
return statement;
} while (true);
}
private static void collectAllElements(
PsiElement atCaret, List<PsiElement> res, boolean recurse) {
res.add(0, atCaret);
if (doNotStepInto(atCaret)) {
if (!recurse) return;
recurse = false;
}
PsiElement parent = atCaret.getParent();
if (atCaret instanceof GrClosableBlock
&& parent instanceof GrStringInjection
&& parent.getParent() instanceof GrString) {
res.add(parent.getParent());
}
if (parent instanceof GrArgumentList) {
res.add(parent.getParent());
}
// if (parent instanceof GrWhileStatement) {
// res.add(parent);
// }
final PsiElement[] children = getChildren(atCaret);
for (PsiElement child : children) {
if (atCaret instanceof GrStatement && child instanceof GrStatement) continue;
collectAllElements(child, res, recurse);
}
}
@Nullable
private static List<String> getTasksTarget(Location location) {
if (location instanceof GradleTaskLocation) {
return ((GradleTaskLocation) location).getTasks();
}
PsiElement parent = location.getPsiElement();
while (parent.getParent() != null && !(parent.getParent() instanceof PsiFile)) {
parent = parent.getParent();
}
if (isCreateTaskMethod(parent)) {
final GrExpression[] arguments = ((GrMethodCallExpression) parent).getExpressionArguments();
if (arguments.length > 0
&& arguments[0] instanceof GrLiteral
&& ((GrLiteral) arguments[0]).getValue() instanceof String) {
return Collections.singletonList((String) ((GrLiteral) arguments[0]).getValue());
}
} else if (parent instanceof GrApplicationStatement) {
PsiElement shiftExpression = parent.getChildren()[1].getChildren()[0];
if (shiftExpression instanceof GrShiftExpressionImpl) {
PsiElement shiftiesChild = shiftExpression.getChildren()[0];
if (shiftiesChild instanceof GrReferenceExpression) {
return Collections.singletonList(shiftiesChild.getText());
} else if (shiftiesChild instanceof GrMethodCallExpression) {
return Collections.singletonList(shiftiesChild.getChildren()[0].getText());
}
} else if (shiftExpression instanceof GrMethodCallExpression) {
return Collections.singletonList(shiftExpression.getChildren()[0].getText());
}
}
return null;
}
private static boolean isStatementPosition(PsiElement position) {
if (PsiTreeUtil.getNonStrictParentOfType(position, PsiLiteralExpression.class, PsiComment.class)
!= null) {
return false;
}
if (psiElement()
.withSuperParent(2, PsiConditionalExpression.class)
.andNot(psiElement().insideStarting(psiElement(PsiConditionalExpression.class)))
.accepts(position)) {
return false;
}
if (END_OF_BLOCK.getValue().isAcceptable(position, position)
&& PsiTreeUtil.getParentOfType(position, PsiCodeBlock.class, true, PsiMember.class)
!= null) {
return true;
}
if (psiElement()
.withParents(
PsiReferenceExpression.class, PsiExpressionStatement.class, PsiIfStatement.class)
.andNot(psiElement().afterLeaf("."))
.accepts(position)) {
PsiElement stmt = position.getParent().getParent();
PsiIfStatement ifStatement = (PsiIfStatement) stmt.getParent();
if (ifStatement.getElseBranch() == stmt || ifStatement.getThenBranch() == stmt) {
return true;
}
}
return false;
}
@Override
public String getSignature(@NotNull final PsiElement element) {
StringBuilder buffer = null;
for (PsiElement current = element;
current != null && !(current instanceof PsiFile);
current = current.getParent()) {
int length = buffer == null ? 0 : buffer.length();
StringBuilder b = getSignature(current, buffer);
if (b == null
&& buffer != null
&& current.getParent() instanceof PsiFile
&& canResolveTopLevelChild(current)) {
buffer
.append(TYPE_MARKER)
.append(ELEMENT_TOKENS_SEPARATOR)
.append(TOP_LEVEL_CHILD_MARKER)
.append(ELEMENTS_SEPARATOR);
break;
}
buffer = b;
if (buffer == null || length >= buffer.length()) {
return null;
}
buffer.append(ELEMENTS_SEPARATOR);
}
if (buffer == null) {
return null;
}
buffer.setLength(buffer.length() - 1);
return buffer.toString();
}
@Nullable
private static PsiClass[] getTopLevelClasses(PsiElement element) {
while (true) {
if (element == null || element instanceof PsiFile) break;
if (element instanceof PsiClass
&& element.getParent() != null
&& ((PsiClass) element).getContainingClass() == null
&& !(element instanceof PsiAnonymousClass)) break;
element = element.getParent();
}
if (element instanceof PsiCompiledElement) return null;
if (element instanceof PsiClassOwner) {
PsiClass[] classes = ((PsiClassOwner) element).getClasses();
if (classes.length > 0) {
for (final PsiClass aClass : classes) {
if (aClass instanceof SyntheticElement) {
return null;
}
}
return classes;
}
}
return element instanceof PsiClass ? new PsiClass[] {(PsiClass) element} : null;
}
public static PsiElement[] parsePattern(
Project project,
String context,
String pattern,
FileType fileType,
Language language,
String extension,
boolean physical) {
int offset = context.indexOf(PATTERN_PLACEHOLDER);
final int patternLength = pattern.length();
final String patternInContext = context.replace(PATTERN_PLACEHOLDER, pattern);
final String ext = extension != null ? extension : fileType.getDefaultExtension();
final String name = "__dummy." + ext;
final PsiFileFactory factory = PsiFileFactory.getInstance(project);
final PsiFile file =
language == null
? factory.createFileFromText(
name, fileType, patternInContext, LocalTimeCounter.currentTime(), physical, true)
: factory.createFileFromText(name, language, patternInContext, physical, true);
if (file == null) {
return PsiElement.EMPTY_ARRAY;
}
final List<PsiElement> result = new ArrayList<PsiElement>();
PsiElement element = file.findElementAt(offset);
if (element == null) {
return PsiElement.EMPTY_ARRAY;
}
PsiElement topElement = element;
element = element.getParent();
while (element != null) {
if (element.getTextRange().getStartOffset() == offset
&& element.getTextLength() <= patternLength) {
topElement = element;
}
element = element.getParent();
}
if (topElement instanceof PsiFile) {
return topElement.getChildren();
}
final int endOffset = offset + patternLength;
result.add(topElement);
topElement = topElement.getNextSibling();
while (topElement != null && topElement.getTextRange().getEndOffset() <= endOffset) {
result.add(topElement);
topElement = topElement.getNextSibling();
}
return result.toArray(new PsiElement[result.size()]);
}
@Nullable
public static KtElement getEnclosingElementForLocalDeclaration(
@NotNull KtDeclaration declaration, boolean skipParameters) {
if (declaration instanceof KtTypeParameter && skipParameters) {
declaration = PsiTreeUtil.getParentOfType(declaration, KtNamedDeclaration.class);
} else if (declaration instanceof KtParameter) {
KtFunctionType functionType = PsiTreeUtil.getParentOfType(declaration, KtFunctionType.class);
if (functionType != null) {
return functionType;
}
PsiElement parent = declaration.getParent();
// val/var parameter of primary constructor should be considered as local according to
// containing class
if (((KtParameter) declaration).hasValOrVar()
&& parent != null
&& parent.getParent() instanceof KtPrimaryConstructor) {
return getEnclosingElementForLocalDeclaration(
((KtPrimaryConstructor) parent.getParent()).getContainingClassOrObject(),
skipParameters);
} else if (skipParameters
&& parent != null
&& parent.getParent() instanceof KtNamedFunction) {
declaration = (KtNamedFunction) parent.getParent();
}
}
if (declaration instanceof PsiFile) {
return declaration;
}
// No appropriate stub-tolerant method in PsiTreeUtil, nor JetStubbedPsiUtil, writing manually
PsiElement current = PsiTreeUtil.getStubOrPsiParent(declaration);
while (current != null) {
PsiElement parent = PsiTreeUtil.getStubOrPsiParent(current);
if (parent instanceof KtScript) return null;
if (current instanceof KtAnonymousInitializer) {
return ((KtAnonymousInitializer) current).getBody();
}
if (current instanceof KtProperty || current instanceof KtFunction) {
if (parent instanceof KtFile) {
return (KtElement) current;
} else if (parent instanceof KtClassBody
&& !isMemberOfObjectExpression((KtCallableDeclaration) current)) {
return (KtElement) parent;
}
}
if (current instanceof KtBlockExpression || current instanceof KtParameter) {
return (KtElement) current;
}
if (current instanceof KtValueArgument) {
return (KtElement) current;
}
current = parent;
}
return null;
}
private boolean checkMovingInsideOutside(
PsiFile file,
final Editor editor,
LineRange range,
@NotNull final MoveInfo info,
final boolean down) {
final int offset = editor.getCaretModel().getOffset();
PsiElement elementAtOffset = file.getViewProvider().findElementAt(offset, StdLanguages.JAVA);
if (elementAtOffset == null) return false;
PsiElement guard = elementAtOffset;
do {
guard =
PsiTreeUtil.getParentOfType(
guard, PsiMethod.class, PsiClassInitializer.class, PsiClass.class, PsiComment.class);
} while (guard instanceof PsiAnonymousClass);
PsiElement brace = itIsTheClosingCurlyBraceWeAreMoving(file, editor);
if (brace != null) {
int line = editor.getDocument().getLineNumber(offset);
final LineRange toMove = new LineRange(line, line + 1);
toMove.firstElement = toMove.lastElement = brace;
info.toMove = toMove;
}
// cannot move in/outside method/class/initializer/comment
if (!calcInsertOffset(file, editor, info.toMove, info, down)) return false;
int insertOffset =
down
? getLineStartSafeOffset(editor.getDocument(), info.toMove2.endLine)
: editor.getDocument().getLineStartOffset(info.toMove2.startLine);
PsiElement elementAtInsertOffset =
file.getViewProvider().findElementAt(insertOffset, StdLanguages.JAVA);
PsiElement newGuard = elementAtInsertOffset;
do {
newGuard =
PsiTreeUtil.getParentOfType(
newGuard,
PsiMethod.class,
PsiClassInitializer.class,
PsiClass.class,
PsiComment.class);
} while (newGuard instanceof PsiAnonymousClass);
if (brace != null
&& PsiTreeUtil.getParentOfType(brace, PsiCodeBlock.class, false)
!= PsiTreeUtil.getParentOfType(elementAtInsertOffset, PsiCodeBlock.class, false)) {
info.indentSource = true;
}
if (newGuard == guard && isInside(insertOffset, newGuard) == isInside(offset, guard))
return true;
// moving in/out nested class is OK
if (guard instanceof PsiClass && guard.getParent() instanceof PsiClass) return true;
if (newGuard instanceof PsiClass && newGuard.getParent() instanceof PsiClass) return true;
return false;
}
private static PsiElement getAnchorElement(
final PsiCodeBlock anchorBlock, @NotNull PsiElement firstElement) {
PsiElement element = firstElement;
while (element != null && element.getParent() != anchorBlock) {
element = element.getParent();
}
return element;
}
private static boolean shouldSuggestClassNameCompletion(final PsiElement element) {
if (element == null) return false;
final PsiElement parent = element.getParent();
if (parent == null) return false;
return parent.getParent() instanceof PsiTypeElement
|| parent.getParent() instanceof PsiExpressionStatement
|| parent.getParent() instanceof PsiReferenceList;
}
private boolean checkAccessibility(final PsiClass aClass) {
// We don't care about accessibility in javadoc
if (JavaResolveUtil.isInJavaDoc(myPlace)) {
return true;
}
if (PsiImplUtil.isInServerPage(aClass.getContainingFile())) {
PsiFile file = FileContextUtil.getContextFile(myPlace);
if (PsiImplUtil.isInServerPage(file)) {
return true;
}
}
boolean accessible = true;
if (aClass instanceof PsiTypeParameter) {
accessible = !myStaticContext;
}
PsiManager manager = aClass.getManager();
if (aClass.hasModifierProperty(PsiModifier.PRIVATE)) {
PsiElement parent = aClass.getParent();
while (true) {
PsiElement parentScope = parent.getParent();
if (parentScope instanceof PsiJavaFile) break;
parent = parentScope;
if (!(parentScope instanceof PsiClass)) break;
}
if (parent instanceof PsiDeclarationStatement) {
parent = parent.getParent();
}
accessible = false;
for (PsiElement placeParent = myPlace;
placeParent != null;
placeParent = placeParent.getContext()) {
if (manager.areElementsEquivalent(placeParent, parent)) accessible = true;
}
}
final JavaPsiFacade facade = JavaPsiFacade.getInstance(manager.getProject());
if (aClass.hasModifierProperty(PsiModifier.PROTECTED)) {
accessible = false;
if (myPlace != null && facade.arePackagesTheSame(aClass, myPlace)) {
accessible = true;
} else {
if (aClass.getContainingClass() != null) {
accessible =
myAccessClass == null
|| myPlace != null
&& facade.getResolveHelper().isAccessible(aClass, myPlace, myAccessClass);
}
}
}
if (aClass.hasModifierProperty(PsiModifier.PACKAGE_LOCAL)) {
if (myPlace == null || !facade.arePackagesTheSame(aClass, myPlace)) {
accessible = false;
}
}
return accessible;
}
@Nullable
public static PsiElement getParentSkipParentheses(PsiElement element) {
PsiElement parent = element.getParent();
while (parent instanceof PsiParenthesizedExpression
|| parent instanceof PsiTypeCastExpression) {
parent = parent.getParent();
}
return parent;
}
@Nullable
public static JetScript getScript(@NotNull JetDeclaration namedDeclaration) {
PsiElement parent = namedDeclaration.getParent();
if (parent != null && parent.getParent() instanceof JetScript) {
return (JetScript) parent.getParent();
} else {
return null;
}
}
private static PsiElement getParent(PsiElement element) {
PsiElement parent = element.getParent();
while (parent instanceof PsiParenthesizedExpression
|| parent instanceof PsiTypeCastExpression
|| parent instanceof PsiConditionalExpression) {
parent = parent.getParent();
}
return parent;
}
@Override
public boolean canFindUsagesFor(@NotNull PsiElement element) {
if (element instanceof Argument && element.getParent() instanceof Import) {
// if the Argument is the first child of Import, then it is hte file reference
// everything else will be covered by Variables
return element == element.getParent().getFirstChild();
}
return element instanceof PsiNamedElement;
}
private static void findClassUsages(
final PsiClass psiClass,
final PsiElement[] allElementsToDelete,
final List<UsageInfo> usages) {
final boolean justPrivates = containsOnlyPrivates(psiClass);
final String qualifiedName = psiClass.getQualifiedName();
final boolean annotationType = psiClass.isAnnotationType() && qualifiedName != null;
ReferencesSearch.search(psiClass)
.forEach(
reference -> {
final PsiElement element = reference.getElement();
if (!isInside(element, allElementsToDelete)) {
PsiElement parent = element.getParent();
if (parent instanceof PsiReferenceList) {
final PsiElement pparent = parent.getParent();
if (pparent instanceof PsiClass
&& element instanceof PsiJavaCodeReferenceElement) {
final PsiClass inheritor = (PsiClass) pparent;
// If psiClass contains only private members, then it is safe to remove it and
// change inheritor's extends/implements accordingly
if (justPrivates) {
if (parent.equals(inheritor.getExtendsList())
|| parent.equals(inheritor.getImplementsList())) {
usages.add(
new SafeDeleteExtendsClassUsageInfo(
(PsiJavaCodeReferenceElement) element, psiClass, inheritor));
return true;
}
}
}
}
LOG.assertTrue(element.getTextRange() != null);
final PsiFile containingFile = psiClass.getContainingFile();
boolean sameFileWithSingleClass = false;
if (containingFile instanceof PsiClassOwner) {
final PsiClass[] classes = ((PsiClassOwner) containingFile).getClasses();
sameFileWithSingleClass =
classes.length == 1
&& classes[0] == psiClass
&& element.getContainingFile() == containingFile;
}
final boolean safeDelete = sameFileWithSingleClass || isInNonStaticImport(element);
if (annotationType && parent instanceof PsiAnnotation) {
usages.add(
new SafeDeleteAnnotation((PsiAnnotation) parent, psiClass, safeDelete));
} else {
usages.add(
new SafeDeleteReferenceJavaDeleteUsageInfo(element, psiClass, safeDelete));
}
}
return true;
});
}
@Nullable
public static PsiElement getOutermostParent(
@NotNull PsiElement element, @NotNull PsiElement upperBound, boolean strict) {
PsiElement parent = strict ? element.getParent() : element;
while (parent != null && parent.getParent() != upperBound) {
parent = parent.getParent();
}
return parent;
}
