private static boolean allSuperMethodsSelectedToDelete(
List<PsiMethod> unselectedMethods, PsiMethod method) {
final ArrayList<PsiMethod> superMethods =
new ArrayList<>(Arrays.asList(method.findSuperMethods()));
superMethods.retainAll(unselectedMethods);
return superMethods.isEmpty();
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
AllowedValues a2 = (AllowedValues) o;
if (canBeOred != a2.canBeOred) {
return false;
}
Set<PsiAnnotationMemberValue> v1 =
new THashSet<PsiAnnotationMemberValue>(Arrays.asList(values));
Set<PsiAnnotationMemberValue> v2 =
new THashSet<PsiAnnotationMemberValue>(Arrays.asList(a2.values));
if (v1.size() != v2.size()) {
return false;
}
for (PsiAnnotationMemberValue value : v1) {
for (PsiAnnotationMemberValue value2 : v2) {
if (same(value, value2, value.getManager())) {
v2.remove(value2);
break;
}
}
}
return v2.isEmpty();
}
@Nullable
private PsiAnnotation findNullabilityAnnotation(
@NotNull PsiModifierListOwner owner, boolean checkBases, boolean nullable) {
Set<String> qNames = ContainerUtil.newHashSet(nullable ? getNullables() : getNotNulls());
PsiAnnotation annotation =
checkBases && (owner instanceof PsiClass || owner instanceof PsiMethod)
? AnnotationUtil.findAnnotationInHierarchy(owner, qNames)
: AnnotationUtil.findAnnotation(owner, qNames);
if (annotation != null) {
return annotation;
}
if (owner instanceof PsiParameter
&& !TypeConversionUtil.isPrimitiveAndNotNull(((PsiParameter) owner).getType())) {
// even if javax.annotation.Nullable is not configured, it should still take precedence over
// ByDefault annotations
if (AnnotationUtil.isAnnotated(
owner,
nullable ? Arrays.asList(DEFAULT_NOT_NULLS) : Arrays.asList(DEFAULT_NULLABLES),
checkBases,
false)) {
return null;
}
return findContainerAnnotation(
owner,
nullable
? "javax.annotation.ParametersAreNullableByDefault"
: "javax.annotation.ParametersAreNonnullByDefault");
}
return null;
}
public static SafeDeleteProcessor createInstance(
Project project,
@Nullable Runnable prepareSuccessfulCallBack,
PsiElement[] elementsToDelete,
boolean isSearchInComments,
boolean isSearchNonJava,
boolean askForAccessors) {
ArrayList<PsiElement> elements = new ArrayList<PsiElement>(Arrays.asList(elementsToDelete));
HashSet<PsiElement> elementsToDeleteSet =
new HashSet<PsiElement>(Arrays.asList(elementsToDelete));
for (PsiElement psiElement : elementsToDelete) {
for (SafeDeleteProcessorDelegate delegate :
Extensions.getExtensions(SafeDeleteProcessorDelegate.EP_NAME)) {
if (delegate.handlesElement(psiElement)) {
Collection<PsiElement> addedElements =
delegate.getAdditionalElementsToDelete(
psiElement, elementsToDeleteSet, askForAccessors);
if (addedElements != null) {
elements.addAll(addedElements);
}
break;
}
}
}
return new SafeDeleteProcessor(
project,
prepareSuccessfulCallBack,
PsiUtilCore.toPsiElementArray(elements),
isSearchInComments,
isSearchNonJava);
}
public Collection<Module> getValidModules() {
if (TEST_PACKAGE.equals(myData.TEST_OBJECT) || TEST_PATTERN.equals(myData.TEST_OBJECT)) {
return Arrays.asList(ModuleManager.getInstance(getProject()).getModules());
}
try {
myData.getTestObject(getProject(), this).checkConfiguration();
} catch (RuntimeConfigurationError e) {
return Arrays.asList(ModuleManager.getInstance(getProject()).getModules());
} catch (RuntimeConfigurationException e) {
// ignore
}
return JavaRunConfigurationModule.getModulesForClass(getProject(), myData.getMainClassName());
}
private static void processCallerMethod(
JavaChangeInfo changeInfo,
PsiMethod caller,
PsiMethod baseMethod,
boolean toInsertParams,
boolean toInsertThrows)
throws IncorrectOperationException {
LOG.assertTrue(toInsertParams || toInsertThrows);
if (toInsertParams) {
List<PsiParameter> newParameters = new ArrayList<PsiParameter>();
ContainerUtil.addAll(newParameters, caller.getParameterList().getParameters());
final JavaParameterInfo[] primaryNewParms = changeInfo.getNewParameters();
PsiSubstitutor substitutor =
baseMethod == null
? PsiSubstitutor.EMPTY
: ChangeSignatureProcessor.calculateSubstitutor(caller, baseMethod);
for (JavaParameterInfo info : primaryNewParms) {
if (info.getOldIndex() < 0)
newParameters.add(createNewParameter(changeInfo, info, substitutor));
}
PsiParameter[] arrayed = newParameters.toArray(new PsiParameter[newParameters.size()]);
boolean[] toRemoveParm = new boolean[arrayed.length];
Arrays.fill(toRemoveParm, false);
resolveParameterVsFieldsConflicts(arrayed, caller, caller.getParameterList(), toRemoveParm);
}
if (toInsertThrows) {
List<PsiJavaCodeReferenceElement> newThrowns = new ArrayList<PsiJavaCodeReferenceElement>();
final PsiReferenceList throwsList = caller.getThrowsList();
ContainerUtil.addAll(newThrowns, throwsList.getReferenceElements());
final ThrownExceptionInfo[] primaryNewExns = changeInfo.getNewExceptions();
for (ThrownExceptionInfo thrownExceptionInfo : primaryNewExns) {
if (thrownExceptionInfo.getOldIndex() < 0) {
final PsiClassType type =
(PsiClassType) thrownExceptionInfo.createType(caller, caller.getManager());
final PsiJavaCodeReferenceElement ref =
JavaPsiFacade.getInstance(caller.getProject())
.getElementFactory()
.createReferenceElementByType(type);
newThrowns.add(ref);
}
}
PsiJavaCodeReferenceElement[] arrayed =
newThrowns.toArray(new PsiJavaCodeReferenceElement[newThrowns.size()]);
boolean[] toRemoveParm = new boolean[arrayed.length];
Arrays.fill(toRemoveParm, false);
ChangeSignatureUtil.synchronizeList(
throwsList, Arrays.asList(arrayed), ThrowsList.INSTANCE, toRemoveParm);
}
}
private static HighlightVisitor[] filterVisitors(
HighlightVisitor[] highlightVisitors, final PsiFile file) {
final List<HighlightVisitor> visitors =
new ArrayList<HighlightVisitor>(highlightVisitors.length);
List<HighlightVisitor> list = Arrays.asList(highlightVisitors);
for (HighlightVisitor visitor :
DumbService.getInstance(file.getProject()).filterByDumbAwareness(list)) {
if (visitor.suitableForFile(file)) visitors.add(visitor);
}
LOG.assertTrue(!visitors.isEmpty(), list);
HighlightVisitor[] visitorArray = visitors.toArray(new HighlightVisitor[visitors.size()]);
Arrays.sort(visitorArray, VISITOR_ORDER_COMPARATOR);
return visitorArray;
}
/**
* Gets parameter which are non optional and at the end of a function signature
*
* <p>foo($container, $bar = null, $foo = null);
*/
@NotNull
public static Parameter[] getFunctionRequiredParameter(@NotNull Function function) {
// nothing we need to do
Parameter[] parameters = function.getParameters();
if (parameters.length == 0) {
return new Parameter[0];
}
// find last optional parameter
int last = -1;
for (int i = parameters.length - 1; i >= 0; i--) {
if (!parameters[i].isOptional()) {
last = i;
break;
}
}
// no required argument found
if (last == -1) {
return new Parameter[0];
}
return Arrays.copyOfRange(parameters, 0, last + 1);
}
/**
* Adds all code methods of clazz add its super classes to signatures. Doesn't walk into
* interfaces because all methods from them will be overloaded in any case. Besides Some of
* interfaces came from delegates and they should be visited during the following processing.
*
* @param clazz current class
* @param substitutor super class substitutor of clazz
* @param signatures map to initialize
* @param classes already visited classes
*/
private static void initializeSignatures(
PsiClass clazz,
PsiSubstitutor substitutor,
Map<MethodSignature, PsiMethod> signatures,
Set<PsiClass> classes) {
if (clazz.isInterface()) return;
if (classes.add(clazz)) {
final List<PsiMethod> methods;
if (clazz instanceof GrTypeDefinition) {
methods = new ArrayList<PsiMethod>();
GrClassImplUtil.collectMethodsFromBody((GrTypeDefinition) clazz, methods);
} else {
methods = Arrays.asList(clazz.getMethods());
}
for (PsiMethod method : methods) {
addMethodChecked(signatures, method, substitutor, null);
}
for (PsiClassType type : getSuperTypes(clazz)) {
final PsiClassType.ClassResolveResult result = type.resolveGenerics();
final PsiClass superClass = result.getElement();
if (superClass == null) continue;
final PsiSubstitutor superClassSubstitutor =
TypeConversionUtil.getSuperClassSubstitutor(superClass, clazz, substitutor);
initializeSignatures(superClass, superClassSubstitutor, signatures, classes);
}
}
}
public MultiMap<PsiElement, String> findConflicts(Ref<UsageInfo[]> refUsages) {
MultiMap<PsiElement, String> conflictDescriptions = new MultiMap<PsiElement, String>();
addMethodConflicts(conflictDescriptions);
Set<UsageInfo> usagesSet = new HashSet<UsageInfo>(Arrays.asList(refUsages.get()));
RenameUtil.removeConflictUsages(usagesSet);
if (myChangeInfo.isVisibilityChanged()) {
try {
addInaccessibilityDescriptions(usagesSet, conflictDescriptions);
} catch (IncorrectOperationException e) {
LOG.error(e);
}
}
for (UsageInfo usageInfo : usagesSet) {
if (usageInfo instanceof OverriderUsageInfo) {
final PsiMethod method = (PsiMethod) usageInfo.getElement();
final PsiMethod baseMethod = ((OverriderUsageInfo) usageInfo).getBaseMethod();
final int delta =
baseMethod.getParameterList().getParametersCount()
- method.getParameterList().getParametersCount();
if (delta > 0) {
final boolean[] toRemove = myChangeInfo.toRemoveParm();
if (toRemove[
toRemove.length - 1]) { // todo check if implicit parameter is not the last one
conflictDescriptions.putValue(
baseMethod, "Implicit last parameter should not be deleted");
}
}
}
}
return conflictDescriptions;
}
@NotNull
public static PsiElement[] findSuperElements(@NotNull PsiElement element) {
if (element instanceof PsiClass) {
PsiClass aClass = (PsiClass) element;
List<PsiClass> allSupers = new ArrayList<>(Arrays.asList(aClass.getSupers()));
for (Iterator<PsiClass> iterator = allSupers.iterator(); iterator.hasNext(); ) {
PsiClass superClass = iterator.next();
if (CommonClassNames.JAVA_LANG_OBJECT.equals(superClass.getQualifiedName()))
iterator.remove();
}
return allSupers.toArray(new PsiClass[allSupers.size()]);
}
if (element instanceof PsiMethod) {
PsiMethod method = (PsiMethod) element;
if (method.isConstructor()) {
PsiMethod constructorInSuper = PsiSuperMethodUtil.findConstructorInSuper(method);
if (constructorInSuper != null) {
return new PsiMethod[] {constructorInSuper};
}
} else {
PsiMethod[] superMethods = method.findSuperMethods(false);
if (superMethods.length == 0) {
PsiMethod superMethod = getSiblingInheritedViaSubClass(method);
if (superMethod != null) {
superMethods = new PsiMethod[] {superMethod};
}
}
return superMethods;
}
}
return PsiElement.EMPTY_ARRAY;
}
private static void collectMethods(
PsiClass currentClass,
PsiSubstitutor currentClassSubstitutor,
boolean shouldProcessDeprecated,
GrTypeDefinition classToDelegateTo,
Collection<PsiMethod> collector,
boolean keepParameterAnnotations) {
final List<PsiMethod> methods;
if (currentClass instanceof GrTypeDefinition) {
methods = new ArrayList<PsiMethod>();
GrClassImplUtil.collectMethodsFromBody((GrTypeDefinition) currentClass, methods);
} else {
methods = Arrays.asList(currentClass.getMethods());
}
for (PsiMethod method : methods) {
if (method.isConstructor() || method.hasModifierProperty(PsiModifier.STATIC)) continue;
if (overridesObjectOrGroovyObject(method)) continue;
if (!shouldProcessDeprecated
&& PsiImplUtil.getAnnotation(method, CommonClassNames.JAVA_LANG_DEPRECATED) != null)
continue;
collector.add(
generateDelegateMethod(
method, classToDelegateTo, currentClassSubstitutor, keepParameterAnnotations));
}
}
@NotNull
public UsageInfo[] findUsages() {
myRenamers.clear();
ArrayList<UsageInfo> result = new ArrayList<UsageInfo>();
List<PsiElement> elements = new ArrayList<PsiElement>(myAllRenames.keySet());
//noinspection ForLoopReplaceableByForEach
for (int i = 0; i < elements.size(); i++) {
PsiElement element = elements.get(i);
final String newName = myAllRenames.get(element);
final UsageInfo[] usages =
RenameUtil.findUsages(
element, newName, mySearchInComments, mySearchTextOccurrences, myAllRenames);
final List<UsageInfo> usagesList = Arrays.asList(usages);
result.addAll(usagesList);
for (AutomaticRenamerFactory factory : myRenamerFactories) {
if (factory.isApplicable(element)) {
myRenamers.add(factory.createRenamer(element, newName, usagesList));
}
}
for (AutomaticRenamerFactory factory :
Extensions.getExtensions(AutomaticRenamerFactory.EP_NAME)) {
if (factory.getOptionName() == null && factory.isApplicable(element)) {
myRenamers.add(factory.createRenamer(element, newName, usagesList));
}
}
}
UsageInfo[] usageInfos = result.toArray(new UsageInfo[result.size()]);
usageInfos = UsageViewUtil.removeDuplicatedUsages(usageInfos);
return usageInfos;
}
@NotNull
@Override
public PsiClass[] findClassByShortName(
@NotNull String name, @NotNull final GlobalSearchScope scope) {
PsiClass[] allClasses = getCachedClassesByName(name);
if (allClasses.length == 0) return allClasses;
if (allClasses.length == 1) {
return PsiSearchScopeUtil.isInScope(scope, allClasses[0]) ? allClasses : PsiClass.EMPTY_ARRAY;
}
PsiClass[] array =
ContainerUtil.findAllAsArray(
allClasses,
new Condition<PsiClass>() {
@Override
public boolean value(PsiClass aClass) {
return PsiSearchScopeUtil.isInScope(scope, aClass);
}
});
Arrays.sort(
array,
new Comparator<PsiClass>() {
@Override
public int compare(PsiClass o1, PsiClass o2) {
VirtualFile file1 = o1.getContainingFile().getVirtualFile();
VirtualFile file2 = o2.getContainingFile().getVirtualFile();
if (file1 == null) return file2 == null ? 0 : -1;
if (file2 == null) return 1;
return scope.compare(file2, file1);
}
});
return array;
}
@Override
@Nullable
public Collection<PsiImportStatementBase> findRedundantImports(final PsiJavaFile file) {
final PsiImportList importList = file.getImportList();
if (importList == null) return null;
final PsiImportStatementBase[] imports = importList.getAllImportStatements();
if (imports.length == 0) return null;
Set<PsiImportStatementBase> allImports =
new THashSet<PsiImportStatementBase>(Arrays.asList(imports));
final Collection<PsiImportStatementBase> redundant;
if (FileTypeUtils.isInServerPageFile(file)) {
// remove only duplicate imports
redundant = ContainerUtil.newIdentityTroveSet();
ContainerUtil.addAll(redundant, imports);
redundant.removeAll(allImports);
for (PsiImportStatementBase importStatement : imports) {
if (importStatement instanceof JspxImportStatement
&& importStatement.isForeignFileImport()) {
redundant.remove(importStatement);
}
}
} else {
redundant = allImports;
final List<PsiFile> roots = file.getViewProvider().getAllFiles();
for (PsiElement root : roots) {
root.accept(
new JavaRecursiveElementWalkingVisitor() {
@Override
public void visitReferenceElement(PsiJavaCodeReferenceElement reference) {
if (!reference.isQualified()) {
final JavaResolveResult resolveResult = reference.advancedResolve(false);
if (!inTheSamePackage(file, resolveResult.getElement())) {
final PsiElement resolveScope = resolveResult.getCurrentFileResolveScope();
if (resolveScope instanceof PsiImportStatementBase) {
final PsiImportStatementBase importStatementBase =
(PsiImportStatementBase) resolveScope;
redundant.remove(importStatementBase);
}
}
}
super.visitReferenceElement(reference);
}
private boolean inTheSamePackage(PsiJavaFile file, PsiElement element) {
if (element instanceof PsiClass
&& ((PsiClass) element).getContainingClass() == null) {
final PsiFile containingFile = element.getContainingFile();
if (containingFile instanceof PsiJavaFile) {
return Comparing.strEqual(
file.getPackageName(), ((PsiJavaFile) containingFile).getPackageName());
}
}
return false;
}
});
}
}
return redundant;
}
public int hashCode() {
int result;
result = methodSignature.hashCode();
result = 31 * result + methodName.hashCode();
result = 31 * result + Arrays.hashCode(paramFlags);
result = 31 * result + (returnFlag ? 1 : 0);
return result;
}
@NotNull
public PsiVariable[] getOutputVariables(boolean collectVariablesAtExitPoints) {
PsiVariable[] myOutputVariables =
ControlFlowUtil.getOutputVariables(
myControlFlow, myFlowStart, myFlowEnd, myExitPoints.toArray());
if (collectVariablesAtExitPoints) {
// variables declared in selected block used in return statements are to be considered output
// variables when extracting guard methods
final Set<PsiVariable> outputVariables = new HashSet<>(Arrays.asList(myOutputVariables));
for (PsiStatement statement : myExitStatements) {
statement.accept(
new JavaRecursiveElementVisitor() {
@Override
public void visitReferenceExpression(PsiReferenceExpression expression) {
super.visitReferenceExpression(expression);
final PsiElement resolved = expression.resolve();
if (resolved instanceof PsiVariable) {
final PsiVariable variable = (PsiVariable) resolved;
if (isWrittenInside(variable)) {
outputVariables.add(variable);
}
}
}
private boolean isWrittenInside(final PsiVariable variable) {
final List<Instruction> instructions = myControlFlow.getInstructions();
for (int i = myFlowStart; i < myFlowEnd; i++) {
Instruction instruction = instructions.get(i);
if (instruction instanceof WriteVariableInstruction
&& variable.equals(((WriteVariableInstruction) instruction).variable)) {
return true;
}
}
return false;
}
});
}
myOutputVariables = outputVariables.toArray(new PsiVariable[outputVariables.size()]);
}
Arrays.sort(myOutputVariables, PsiUtil.BY_POSITION);
return myOutputVariables;
}
/**
* Begins the in-place refactoring operation.
*
* @return true if the in-place refactoring was successfully started, false if it failed to start
* and a dialog should be shown instead.
*/
public boolean startInplaceIntroduceTemplate() {
final boolean replaceAllOccurrences = isReplaceAllOccurrences();
final Ref<Boolean> result = new Ref<>();
CommandProcessor.getInstance()
.executeCommand(
myProject,
() -> {
final String[] names = suggestNames(replaceAllOccurrences, getLocalVariable());
final V variable = createFieldToStartTemplateOn(replaceAllOccurrences, names);
boolean started = false;
if (variable != null) {
int caretOffset = getCaretOffset();
myEditor.getCaretModel().moveToOffset(caretOffset);
myEditor.getScrollingModel().scrollToCaret(ScrollType.MAKE_VISIBLE);
final LinkedHashSet<String> nameSuggestions = new LinkedHashSet<>();
nameSuggestions.add(variable.getName());
nameSuggestions.addAll(Arrays.asList(names));
initOccurrencesMarkers();
setElementToRename(variable);
updateTitle(getVariable());
started = super.performInplaceRefactoring(nameSuggestions);
if (started) {
onRenameTemplateStarted();
myDocumentAdapter =
new DocumentAdapter() {
@Override
public void documentChanged(DocumentEvent e) {
if (myPreview == null) return;
final TemplateState templateState =
TemplateManagerImpl.getTemplateState(myEditor);
if (templateState != null) {
final TextResult value =
templateState.getVariableValue(
InplaceRefactoring.PRIMARY_VARIABLE_NAME);
if (value != null) {
updateTitle(getVariable(), value.getText());
}
}
}
};
myEditor.getDocument().addDocumentListener(myDocumentAdapter);
updateTitle(getVariable());
if (TemplateManagerImpl.getTemplateState(myEditor) != null) {
myEditor.putUserData(ACTIVE_INTRODUCE, this);
}
}
}
result.set(started);
if (!started) {
finish(true);
}
},
getCommandName(),
getCommandName());
return result.get();
}
public static void addExpandingReflectedMethods(List<PsiMethod> result, PsiMethod method) {
if (method instanceof GrMethod) {
final GrReflectedMethod[] reflectedMethods = ((GrMethod) method).getReflectedMethods();
if (reflectedMethods.length > 0) {
result.addAll(Arrays.asList(reflectedMethods));
return;
}
}
result.add(method);
}
public ExtractClassProcessor(
PsiClass sourceClass,
List<PsiField> fields,
List<PsiMethod> methods,
List<PsiClass> classes,
String packageName,
MoveDestination moveDestination,
String newClassName,
String newVisibility,
boolean generateAccessors,
List<MemberInfo> enumConstants) {
super(sourceClass.getProject());
this.sourceClass = sourceClass;
this.newPackageName = packageName;
myMoveDestination = moveDestination;
myNewVisibility = newVisibility;
myGenerateAccessors = generateAccessors;
this.enumConstants = new ArrayList<PsiField>();
for (MemberInfo constant : enumConstants) {
if (constant.isChecked()) {
this.enumConstants.add((PsiField) constant.getMember());
}
}
this.fields = new ArrayList<PsiField>(fields);
this.methods = new ArrayList<PsiMethod>(methods);
this.innerClasses = new ArrayList<PsiClass>(classes);
this.newClassName = newClassName;
delegateFieldName = calculateDelegateFieldName();
requiresBackpointer =
new BackpointerUsageVisitor(fields, innerClasses, methods, sourceClass)
.backpointerRequired();
if (requiresBackpointer) {
ContainerUtil.addAll(typeParams, sourceClass.getTypeParameters());
} else {
final Set<PsiTypeParameter> typeParamSet = new HashSet<PsiTypeParameter>();
final TypeParametersVisitor visitor = new TypeParametersVisitor(typeParamSet);
for (PsiField field : fields) {
field.accept(visitor);
}
for (PsiMethod method : methods) {
method.accept(visitor);
// do not include method's type parameters in class signature
typeParamSet.removeAll(Arrays.asList(method.getTypeParameters()));
}
typeParams.addAll(typeParamSet);
}
myClass =
new WriteCommandAction<PsiClass>(myProject, getCommandName()) {
@Override
protected void run(@NotNull Result<PsiClass> result) throws Throwable {
result.setResult(buildClass());
}
}.execute().getResultObject();
myExtractEnumProcessor = new ExtractEnumProcessor(myProject, this.enumConstants, myClass);
}
public static void sortIdenticalShortNameClasses(
PsiClass[] classes, @NotNull PsiReference context) {
if (classes.length <= 1) return;
PsiElement leaf =
context
.getElement()
.getFirstChild(); // the same proximity weighers are used in completion, where the
// leafness is critical
Arrays.sort(classes, new PsiProximityComparator(leaf));
}
@Override
@NotNull
public Object[] getVariants() {
Set<PsiPackage> subPackages = new HashSet<>();
for (PsiPackage psiPackage : getContext()) {
subPackages.addAll(
Arrays.asList(psiPackage.getSubPackages(myReferenceSet.getResolveScope())));
}
return subPackages.toArray();
}
@Nullable
private static Condition<PsiElement> findMethodUsages(
final PsiMethod psiMethod, final PsiElement[] allElementsToDelete, List<UsageInfo> usages) {
final Collection<PsiReference> references = ReferencesSearch.search(psiMethod).findAll();
if (psiMethod.isConstructor()) {
return findConstructorUsages(psiMethod, references, usages, allElementsToDelete);
}
final PsiMethod[] overridingMethods =
removeDeletedMethods(
OverridingMethodsSearch.search(psiMethod).toArray(PsiMethod.EMPTY_ARRAY),
allElementsToDelete);
findFunctionalExpressions(usages, ArrayUtil.prepend(psiMethod, overridingMethods));
final HashMap<PsiMethod, Collection<PsiReference>> methodToReferences = new HashMap<>();
for (PsiMethod overridingMethod : overridingMethods) {
final Collection<PsiReference> overridingReferences =
ReferencesSearch.search(overridingMethod).findAll();
methodToReferences.put(overridingMethod, overridingReferences);
}
final Set<PsiMethod> validOverriding =
validateOverridingMethods(
psiMethod,
references,
Arrays.asList(overridingMethods),
methodToReferences,
usages,
allElementsToDelete);
for (PsiReference reference : references) {
final PsiElement element = reference.getElement();
if (!isInside(element, allElementsToDelete) && !isInside(element, validOverriding)) {
usages.add(
new SafeDeleteReferenceJavaDeleteUsageInfo(
element,
psiMethod,
PsiTreeUtil.getParentOfType(element, PsiImportStaticStatement.class) != null));
}
}
final List<PsiMethod> calleesSafeToDelete =
SafeDeleteJavaCalleeChooser.computeCalleesSafeToDelete(psiMethod);
if (calleesSafeToDelete != null) {
for (PsiMethod method : calleesSafeToDelete) {
usages.add(new SafeDeleteMethodCalleeUsageInfo(method, psiMethod));
}
}
return usage -> {
if (usage instanceof PsiFile) return false;
return isInside(usage, allElementsToDelete) || isInside(usage, validOverriding);
};
}
@NotNull
private static List<PsiClass> getInnerClassesForResolve(
@NotNull final GrTypeDefinition grType,
@Nullable final PsiElement lastParent,
@NotNull final PsiElement place) {
if (lastParent instanceof GrReferenceList
|| PsiTreeUtil.getParentOfType(place, GrReferenceList.class) != null) {
return Arrays.asList(grType.getInnerClasses());
}
List<PsiClass> classes =
RecursionManager.doPreventingRecursion(
grType,
true,
new Computable<List<PsiClass>>() {
@Override
public List<PsiClass> compute() {
List<PsiClass> result = new ArrayList<PsiClass>();
for (CandidateInfo info :
CollectClassMembersUtil.getAllInnerClasses(grType, false).values()) {
final PsiClass inner = (PsiClass) info.getElement();
final PsiClass containingClass = inner.getContainingClass();
assert containingClass != null;
if (lastParent == null
|| !containingClass.isInterface()
|| PsiTreeUtil.isAncestor(containingClass, place, false)) {
ContainerUtil.addIfNotNull(result, inner);
}
}
return result;
}
});
if (classes == null) {
return Arrays.asList(grType.getInnerClasses());
}
return classes;
}
@Nullable
private List<? extends LocalQuickFix> registerFixes(final HighlightInfo info) {
final List<LocalQuickFix> list =
OrderEntryFix.registerFixes(new QuickFixActionRegistrarImpl(info), this);
final String[] extendClasses = getExtendClassNames();
final String extendClass =
extendClasses != null && extendClasses.length > 0 ? extendClasses[0] : null;
final JavaClassReference[] references = getJavaClassReferenceSet().getAllReferences();
PsiPackage contextPackage = null;
for (int i = myIndex; i >= 0; i--) {
final PsiElement context = references[i].getContext();
if (context != null) {
if (context instanceof PsiPackage) {
contextPackage = (PsiPackage) context;
}
break;
}
}
boolean createJavaClass = !canReferencePackage();
ClassKind kind = createJavaClass ? getClassKind() : null;
if (createJavaClass && kind == null) kind = ClassKind.CLASS;
final String templateName = JavaClassReferenceProvider.CLASS_TEMPLATE.getValue(getOptions());
final TextRange range =
new TextRange(
references[0].getRangeInElement().getStartOffset(), getRangeInElement().getEndOffset());
final String qualifiedName = range.substring(getElement().getText());
final CreateClassOrPackageFix action =
CreateClassOrPackageFix.createFix(
qualifiedName,
getScope(),
getElement(),
contextPackage,
kind,
extendClass,
templateName);
if (action != null) {
QuickFixAction.registerQuickFixAction(info, action);
if (list == null) {
return Arrays.asList(action);
} else {
final ArrayList<LocalQuickFix> fixes = new ArrayList<LocalQuickFix>(list.size() + 1);
fixes.addAll(list);
fixes.add(action);
return fixes;
}
}
return list;
}
public boolean equals(final Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
final MethodInfo that = (MethodInfo) o;
if (returnFlag != that.returnFlag) return false;
if (!methodName.equals(that.methodName)) return false;
if (!methodSignature.equals(that.methodSignature)) return false;
if (!Arrays.equals(paramFlags, that.paramFlags)) return false;
return true;
}
@Override
public List<RefEntity> getChildren() {
List<RefEntity> superChildren = super.getChildren();
if (myParameters == null) return superChildren;
if (superChildren == null || superChildren.isEmpty())
return Arrays.<RefEntity>asList(myParameters);
List<RefEntity> allChildren =
new ArrayList<RefEntity>(superChildren.size() + myParameters.length);
allChildren.addAll(superChildren);
Collections.addAll(allChildren, myParameters);
return allChildren;
}
private static ArrayList<PsiMethod> filterConstructorsIfFieldAlreadyAssigned(
PsiMethod[] constructors, PsiField field) {
final ArrayList<PsiMethod> result = new ArrayList<PsiMethod>(Arrays.asList(constructors));
for (PsiReference reference :
ReferencesSearch.search(field, new LocalSearchScope(constructors))) {
final PsiElement element = reference.getElement();
if (element instanceof PsiReferenceExpression
&& PsiUtil.isOnAssignmentLeftHand((PsiExpression) element)) {
result.remove(PsiTreeUtil.getParentOfType(element, PsiMethod.class));
}
}
return result;
}
protected void completeReference(
final PsiReference reference,
final PsiElement position,
final Set<LookupElement> set,
final TailType tailType,
final PsiFile file,
final ElementFilter filter,
final CompletionVariant variant) {
if (reference instanceof PsiMultiReference) {
for (PsiReference ref : getReferences((PsiMultiReference) reference)) {
completeReference(ref, position, set, tailType, file, filter, variant);
}
} else if (reference instanceof PsiDynaReference) {
for (PsiReference ref : ((PsiDynaReference<?>) reference).getReferences()) {
completeReference(ref, position, set, tailType, file, filter, variant);
}
} else {
final Object[] completions = reference.getVariants();
if (completions == null) return;
for (Object completion : completions) {
if (completion == null) {
LOG.assertTrue(
false,
"Position="
+ position
+ "\n;Reference="
+ reference
+ "\n;variants="
+ Arrays.toString(completions));
}
if (completion instanceof PsiElement) {
final PsiElement psiElement = (PsiElement) completion;
if (filter.isClassAcceptable(psiElement.getClass())
&& filter.isAcceptable(psiElement, position)) {
addLookupItem(set, tailType, completion, file, variant);
}
} else {
if (completion instanceof LookupItem) {
final Object o = ((LookupItem) completion).getObject();
if (o instanceof PsiElement) {
if (!filter.isClassAcceptable(o.getClass()) || !filter.isAcceptable(o, position))
continue;
}
}
addLookupItem(set, tailType, completion, file, variant);
}
}
}
}
@Nullable
public static DuplicatesFinder createDuplicatesFinder(PsiMember member) {
PsiElement[] pattern;
ReturnValue matchedReturnValue = null;
if (member instanceof PsiMethod) {
final PsiCodeBlock body = ((PsiMethod) member).getBody();
LOG.assertTrue(body != null);
final PsiStatement[] statements = body.getStatements();
pattern = statements;
matchedReturnValue = null;
if (statements.length != 1 || !(statements[0] instanceof PsiReturnStatement)) {
final PsiStatement lastStatement =
statements.length > 0 ? statements[statements.length - 1] : null;
if (lastStatement instanceof PsiReturnStatement) {
final PsiExpression returnValue = ((PsiReturnStatement) lastStatement).getReturnValue();
if (returnValue instanceof PsiReferenceExpression) {
final PsiElement resolved = ((PsiReferenceExpression) returnValue).resolve();
if (resolved instanceof PsiVariable) {
pattern = new PsiElement[statements.length - 1];
System.arraycopy(statements, 0, pattern, 0, statements.length - 1);
matchedReturnValue = new VariableReturnValue((PsiVariable) resolved);
}
}
}
} else {
final PsiExpression returnValue = ((PsiReturnStatement) statements[0]).getReturnValue();
if (returnValue != null) {
pattern = new PsiElement[] {returnValue};
}
}
} else {
pattern = new PsiElement[] {((PsiField) member).getInitializer()};
}
if (pattern.length == 0) {
return null;
}
final List<? extends PsiVariable> inputVariables =
member instanceof PsiMethod
? Arrays.asList(((PsiMethod) member).getParameterList().getParameters())
: new ArrayList<>();
return new DuplicatesFinder(
pattern,
new InputVariables(
inputVariables, member.getProject(), new LocalSearchScope(pattern), false),
matchedReturnValue,
new ArrayList<>());
}