@NotNull
private static Set<PsiClassType> filterInProjectExceptions(
@Nullable PsiMethod targetMethod, @NotNull List<PsiClassType> unhandledExceptions) {
if (targetMethod == null) return Collections.emptySet();
Set<PsiClassType> result = new HashSet<PsiClassType>();
if (targetMethod.getManager().isInProject(targetMethod)) {
PsiMethod[] superMethods = targetMethod.findSuperMethods();
for (PsiMethod superMethod : superMethods) {
Set<PsiClassType> classTypes = filterInProjectExceptions(superMethod, unhandledExceptions);
result.addAll(classTypes);
}
if (superMethods.length == 0) {
result.addAll(unhandledExceptions);
}
} else {
PsiClassType[] referencedTypes = targetMethod.getThrowsList().getReferencedTypes();
for (PsiClassType referencedType : referencedTypes) {
PsiClass psiClass = referencedType.resolve();
if (psiClass == null) continue;
for (PsiClassType exception : unhandledExceptions) {
if (referencedType.isAssignableFrom(exception)) result.add(exception);
}
}
}
return result;
}
/**
* Get jet non-extension top-level function names. Method is allowed to give invalid names - all
* result should be checked with getTopLevelFunctionDescriptorsByName().
*
* @return
*/
@NotNull
public Collection<String> getAllTopLevelFunctionNames() {
Set<String> functionNames = new HashSet<String>();
functionNames.addAll(JetShortFunctionNameIndex.getInstance().getAllKeys(project));
functionNames.addAll(
JetFromJavaDescriptorHelper.getPossiblePackageDeclarationsNames(
project, GlobalSearchScope.allScope(project)));
return functionNames;
}
/**
* Get jet extensions top-level function names. Method is allowed to give invalid names - all
* result should be checked with getAllJetExtensionFunctionsByName().
*
* @return
*/
@NotNull
public Collection<String> getAllJetExtensionFunctionsNames(@NotNull GlobalSearchScope scope) {
Set<String> extensionFunctionNames = new HashSet<String>();
extensionFunctionNames.addAll(JetExtensionFunctionNameIndex.getInstance().getAllKeys(project));
extensionFunctionNames.addAll(
JetFromJavaDescriptorHelper.getTopExtensionFunctionNames(project, scope));
return extensionFunctionNames;
}
@Override
protected boolean preprocessUsages(@NotNull final Ref<UsageInfo[]> refUsages) {
final MultiMap<PsiElement, String> conflicts = new MultiMap<PsiElement, String>();
myExtractEnumProcessor.findEnumConstantConflicts(refUsages);
if (!DestinationFolderComboBox.isAccessible(
myProject,
sourceClass.getContainingFile().getVirtualFile(),
myClass.getContainingFile().getContainingDirectory().getVirtualFile())) {
conflicts.putValue(
sourceClass,
"Extracted class won't be accessible in "
+ RefactoringUIUtil.getDescription(sourceClass, true));
}
ApplicationManager.getApplication()
.runWriteAction(
new Runnable() {
public void run() {
myClass.delete();
}
});
final Project project = sourceClass.getProject();
final GlobalSearchScope scope = GlobalSearchScope.allScope(project);
final PsiClass existingClass =
JavaPsiFacade.getInstance(project).findClass(getQualifiedName(), scope);
if (existingClass != null) {
conflicts.putValue(
existingClass,
RefactorJBundle.message("cannot.perform.the.refactoring")
+ RefactorJBundle.message("there.already.exists.a.class.with.the.chosen.name"));
}
if (!myGenerateAccessors) {
calculateInitializersConflicts(conflicts);
final NecessaryAccessorsVisitor visitor = checkNecessaryGettersSetters4ExtractedClass();
final NecessaryAccessorsVisitor srcVisitor = checkNecessaryGettersSetters4SourceClass();
final Set<PsiField> fieldsNeedingGetter = new LinkedHashSet<PsiField>();
fieldsNeedingGetter.addAll(visitor.getFieldsNeedingGetter());
fieldsNeedingGetter.addAll(srcVisitor.getFieldsNeedingGetter());
for (PsiField field : fieldsNeedingGetter) {
conflicts.putValue(field, "Field \'" + field.getName() + "\' needs getter");
}
final Set<PsiField> fieldsNeedingSetter = new LinkedHashSet<PsiField>();
fieldsNeedingSetter.addAll(visitor.getFieldsNeedingSetter());
fieldsNeedingSetter.addAll(srcVisitor.getFieldsNeedingSetter());
for (PsiField field : fieldsNeedingSetter) {
conflicts.putValue(field, "Field \'" + field.getName() + "\' needs setter");
}
}
checkConflicts(refUsages, conflicts);
return showConflicts(conflicts, refUsages.get());
}
protected CompleteReferenceProcessor() {
super(null, EnumSet.allOf(ResolveKind.class), myRefExpr, PsiType.EMPTY_ARRAY);
myConsumer =
new Consumer<LookupElement>() {
@Override
public void consume(LookupElement element) {
myIsEmpty = false;
CompleteReferenceExpression.this.myConsumer.consume(element);
}
};
myPreferredFieldNames = addAllRestrictedProperties();
mySkipPackages = shouldSkipPackages();
myEventListener =
JavaPsiFacade.getInstance(myRefExpr.getProject())
.findClass("java.util.EventListener", myRefExpr.getResolveScope());
myPropertyNames.addAll(myPreferredFieldNames);
myFieldPointerOperator = myRefExpr.hasAt();
myMethodPointerOperator = myRefExpr.getDotTokenType() == GroovyTokenTypes.mMEMBER_POINTER;
myIsMap = isMap();
final PsiType thisType = GrReferenceResolveUtil.getQualifierType(myRefExpr);
mySubstitutorComputer =
new SubstitutorComputer(
thisType, PsiType.EMPTY_ARRAY, PsiType.EMPTY_ARRAY, myRefExpr, myRefExpr.getParent());
}
public JavaCompletionProcessor(
PsiElement element,
ElementFilter filter,
final boolean checkAccess,
boolean checkInitialized,
@Nullable Condition<String> nameCondition) {
myCheckAccess = checkAccess;
mySettings = CodeInsightSettings.getInstance();
myResults = new ArrayList<CompletionElement>();
myElement = element;
myMatcher = nameCondition;
myFilter = filter;
PsiElement scope = element;
if (JavaResolveUtil.isInJavaDoc(myElement)) myMembersFlag = true;
while (scope != null && !(scope instanceof PsiFile) && !(scope instanceof PsiClass)) {
scope = scope.getContext();
}
myScope = scope;
if (!(element.getContainingFile() instanceof PsiJavaFile)) {
myMembersFlag = true;
}
PsiElement elementParent = element.getContext();
if (elementParent instanceof PsiReferenceExpression) {
PsiExpression qualifier = ((PsiReferenceExpression) elementParent).getQualifierExpression();
if (qualifier instanceof PsiSuperExpression) {
final PsiJavaCodeReferenceElement qSuper = ((PsiSuperExpression) qualifier).getQualifier();
if (qSuper == null) {
myQualifierClass = JavaResolveUtil.getContextClass(myElement);
} else {
final PsiElement target = qSuper.resolve();
myQualifierClass = target instanceof PsiClass ? (PsiClass) target : null;
}
if (myQualifierClass != null) {
myQualifierType =
JavaPsiFacade.getInstance(element.getProject())
.getElementFactory()
.createType(myQualifierClass);
}
} else if (qualifier != null) {
myQualifierType = qualifier.getType();
myQualifierClass = PsiUtil.resolveClassInType(myQualifierType);
if (myQualifierType == null && qualifier instanceof PsiJavaCodeReferenceElement) {
final PsiElement target = ((PsiJavaCodeReferenceElement) qualifier).resolve();
if (target instanceof PsiClass) {
myQualifierClass = (PsiClass) target;
}
}
}
}
if (checkInitialized) {
myNonInitializedFields.addAll(getNonInitializedFields(element));
}
}
@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();
}
@NotNull
public Collection<String> getAllTopLevelObjectNames() {
Set<String> topObjectNames = new HashSet<String>();
topObjectNames.addAll(JetTopLevelShortObjectNameIndex.getInstance().getAllKeys(project));
Collection<PsiClass> classObjects =
JetFromJavaDescriptorHelper.getCompiledClassesForTopLevelObjects(
project, GlobalSearchScope.allScope(project));
topObjectNames.addAll(
Collections2.transform(
classObjects,
new Function<PsiClass, String>() {
@Override
public String apply(@Nullable PsiClass aClass) {
assert aClass != null;
return aClass.getName();
}
}));
return topObjectNames;
}
@NotNull
public Collection<ClassDescriptor> getTopLevelObjectsByName(
@NotNull String name,
@NotNull JetSimpleNameExpression expression,
@NotNull ResolveSession resolveSession,
@NotNull GlobalSearchScope scope) {
BindingContext context = ResolveSessionUtils.resolveToExpression(resolveSession, expression);
JetScope jetScope = context.get(BindingContext.RESOLUTION_SCOPE, expression);
if (jetScope == null) {
return Collections.emptyList();
}
Set<ClassDescriptor> result = Sets.newHashSet();
Collection<JetObjectDeclaration> topObjects =
JetTopLevelShortObjectNameIndex.getInstance().get(name, project, scope);
for (JetObjectDeclaration objectDeclaration : topObjects) {
FqName fqName = JetPsiUtil.getFQName(objectDeclaration);
assert fqName != null
: "Local object declaration in JetTopLevelShortObjectNameIndex:"
+ objectDeclaration.getText();
result.addAll(
ResolveSessionUtils.getClassOrObjectDescriptorsByFqName(resolveSession, fqName, true));
}
for (PsiClass psiClass :
JetFromJavaDescriptorHelper.getCompiledClassesForTopLevelObjects(
project, GlobalSearchScope.allScope(project))) {
String qualifiedName = psiClass.getQualifiedName();
if (qualifiedName != null) {
FqName fqName = new FqName(qualifiedName);
result.addAll(
ResolveSessionUtils.getClassOrObjectDescriptorsByFqName(resolveSession, fqName, true));
}
}
return result;
}
private static Set<TextWithImports> computeExtraVars(
Pair<Set<String>, Set<TextWithImports>> usedVars,
SourcePosition sourcePosition,
EvaluationContextImpl evalContext) {
Set<String> alreadyCollected = new HashSet<String>(usedVars.first);
for (TextWithImports text : usedVars.second) {
alreadyCollected.add(text.getText());
}
Set<TextWithImports> extra = new HashSet<TextWithImports>();
for (FrameExtraVariablesProvider provider :
FrameExtraVariablesProvider.EP_NAME.getExtensions()) {
if (provider.isAvailable(sourcePosition, evalContext)) {
extra.addAll(provider.collectVariables(sourcePosition, evalContext, alreadyCollected));
}
}
return extra;
}
public boolean preprocessUsages(final Ref<UsageInfo[]> refUsages) {
UsageInfo[] usagesIn = refUsages.get();
MultiMap<PsiElement, String> conflicts = new MultiMap<PsiElement, String>();
RenameUtil.addConflictDescriptions(usagesIn, conflicts);
RenamePsiElementProcessor.forElement(myPrimaryElement)
.findExistingNameConflicts(myPrimaryElement, myNewName, conflicts);
if (!conflicts.isEmpty()) {
if (ApplicationManager.getApplication().isUnitTestMode()) {
throw new ConflictsInTestsException(conflicts.values());
}
ConflictsDialog conflictsDialog = prepareConflictsDialog(conflicts, refUsages.get());
conflictsDialog.show();
if (!conflictsDialog.isOK()) {
if (conflictsDialog.isShowConflicts()) prepareSuccessful();
return false;
}
}
final List<UsageInfo> variableUsages = new ArrayList<UsageInfo>();
if (!myRenamers.isEmpty()) {
if (!findRenamedVariables(variableUsages)) return false;
final LinkedHashMap<PsiElement, String> renames = new LinkedHashMap<PsiElement, String>();
for (final AutomaticRenamer renamer : myRenamers) {
final List<? extends PsiNamedElement> variables = renamer.getElements();
for (final PsiNamedElement variable : variables) {
final String newName = renamer.getNewName(variable);
if (newName != null) {
addElement(variable, newName);
prepareRenaming(variable, newName, renames);
}
}
}
if (!renames.isEmpty()) {
myAllRenames.putAll(renames);
final Runnable runnable =
new Runnable() {
public void run() {
for (Map.Entry<PsiElement, String> entry : renames.entrySet()) {
final UsageInfo[] usages =
RenameUtil.findUsages(
entry.getKey(),
entry.getValue(),
mySearchInComments,
mySearchTextOccurrences,
myAllRenames);
Collections.addAll(variableUsages, usages);
}
}
};
if (!ProgressManager.getInstance()
.runProcessWithProgressSynchronously(
runnable, RefactoringBundle.message("searching.for.variables"), true, myProject)) {
return false;
}
}
}
final Set<UsageInfo> usagesSet = new HashSet<UsageInfo>(Arrays.asList(usagesIn));
usagesSet.addAll(variableUsages);
final List<UnresolvableCollisionUsageInfo> conflictUsages =
RenameUtil.removeConflictUsages(usagesSet);
if (conflictUsages != null) {
mySkippedUsages.addAll(conflictUsages);
}
refUsages.set(usagesSet.toArray(new UsageInfo[usagesSet.size()]));
prepareSuccessful();
return true;
}
@Override
@NotNull
public PsiElement[] getSecondaryElements() {
PsiElement element = getPsiElement();
if (ApplicationManager.getApplication().isUnitTestMode()) return PsiElement.EMPTY_ARRAY;
if (element instanceof PsiField) {
final PsiField field = (PsiField) element;
PsiClass containingClass = field.getContainingClass();
if (containingClass != null) {
String fieldName = field.getName();
final String propertyName =
JavaCodeStyleManager.getInstance(getProject())
.variableNameToPropertyName(fieldName, VariableKind.FIELD);
Set<PsiMethod> accessors = new THashSet<PsiMethod>();
boolean isStatic = field.hasModifierProperty(PsiModifier.STATIC);
PsiMethod getter =
PropertyUtil.findPropertyGetterWithType(
propertyName,
isStatic,
field.getType(),
ContainerUtil.iterate(containingClass.getMethods()));
if (getter != null) accessors.add(getter);
PsiMethod setter =
PropertyUtil.findPropertySetterWithType(
propertyName,
isStatic,
field.getType(),
ContainerUtil.iterate(containingClass.getMethods()));
if (setter != null) accessors.add(setter);
accessors.addAll(PropertyUtil.getAccessors(containingClass, fieldName));
if (!accessors.isEmpty()) {
final boolean doSearch;
boolean containsPhysical =
ContainerUtil.find(
accessors,
new Condition<PsiMethod>() {
@Override
public boolean value(PsiMethod psiMethod) {
return psiMethod.isPhysical();
}
})
!= null;
if (!containsPhysical) {
doSearch = true;
} else {
doSearch =
Messages.showOkCancelDialog(
FindBundle.message("find.field.accessors.prompt", fieldName),
FindBundle.message("find.field.accessors.title"),
CommonBundle.getYesButtonText(),
CommonBundle.getNoButtonText(),
Messages.getQuestionIcon())
== DialogWrapper.OK_EXIT_CODE;
}
if (doSearch) {
final Set<PsiElement> elements = new THashSet<PsiElement>();
for (PsiMethod accessor : accessors) {
ContainerUtil.addAll(
elements, SuperMethodWarningUtil.checkSuperMethods(accessor, ACTION_STRING));
}
return PsiUtilBase.toPsiElementArray(elements);
}
}
}
}
return super.getSecondaryElements();
}
public void addKeywordVariants(
Set<CompletionVariant> set, PsiElement position, final PsiFile file) {
set.addAll(Arrays.asList(findVariants(position, file)));
}
static {
IGNORED_URIS.add(XsltSupport.XSLT_NS);
IGNORED_URIS.addAll(XmlUtil.ourSchemaUrisList);
}
@NotNull
public Collection<FunctionDescriptor> getTopLevelFunctionDescriptorsByName(
@NotNull String name,
@NotNull JetSimpleNameExpression expression,
@NotNull ResolveSession resolveSession,
@NotNull GlobalSearchScope scope) {
// name parameter can differ from expression.getReferenceName() when expression contains
// completion suffix
Name referenceName =
expression.getIdentifier() == null
? JetPsiUtil.getConventionName(expression)
: Name.identifier(name);
if (referenceName == null || referenceName.toString().isEmpty()) {
return Collections.emptyList();
}
BindingContext context = ResolveSessionUtils.resolveToExpression(resolveSession, expression);
JetScope jetScope = context.get(BindingContext.RESOLUTION_SCOPE, expression);
if (jetScope == null) {
return Collections.emptyList();
}
Set<FunctionDescriptor> result = Sets.newHashSet();
Collection<PsiMethod> topLevelFunctionPrototypes =
JetFromJavaDescriptorHelper.getTopLevelFunctionPrototypesByName(
referenceName.getName(), project, scope);
for (PsiMethod method : topLevelFunctionPrototypes) {
FqName functionFQN = JetFromJavaDescriptorHelper.getJetTopLevelDeclarationFQN(method);
if (functionFQN != null) {
JetImportDirective importDirective =
JetPsiFactory.createImportDirective(project, new ImportPath(functionFQN, false));
Collection<? extends DeclarationDescriptor> declarationDescriptors =
new QualifiedExpressionResolver()
.analyseImportReference(
importDirective,
jetScope,
new BindingTraceContext(),
resolveSession.getModuleConfiguration());
for (DeclarationDescriptor declarationDescriptor : declarationDescriptors) {
if (declarationDescriptor instanceof FunctionDescriptor) {
result.add((FunctionDescriptor) declarationDescriptor);
}
}
}
}
Set<FqName> affectedPackages = Sets.newHashSet();
Collection<JetNamedFunction> jetNamedFunctions =
JetShortFunctionNameIndex.getInstance().get(referenceName.getName(), project, scope);
for (JetNamedFunction jetNamedFunction : jetNamedFunctions) {
PsiFile containingFile = jetNamedFunction.getContainingFile();
if (containingFile instanceof JetFile) {
JetFile jetFile = (JetFile) containingFile;
String packageName = jetFile.getPackageName();
if (packageName != null) {
affectedPackages.add(new FqName(packageName));
}
}
}
for (FqName affectedPackage : affectedPackages) {
NamespaceDescriptor packageDescriptor =
resolveSession.getPackageDescriptorByFqName(affectedPackage);
assert packageDescriptor != null
: "There's a function in stub index with invalid package: " + affectedPackage;
JetScope memberScope = packageDescriptor.getMemberScope();
result.addAll(memberScope.getFunctions(referenceName));
}
return result;
}
public static Set<LookupElement> processJavaReference(
PsiElement element,
PsiJavaReference javaReference,
ElementFilter elementFilter,
JavaCompletionProcessor.Options options,
final PrefixMatcher matcher,
CompletionParameters parameters) {
final Set<LookupElement> set = new LinkedHashSet<LookupElement>();
final Condition<String> nameCondition =
new Condition<String>() {
@Override
public boolean value(String s) {
return matcher.prefixMatches(s);
}
};
PsiMethodCallExpression call =
PsiTreeUtil.getParentOfType(element, PsiMethodCallExpression.class);
boolean checkInitialized =
parameters.getInvocationCount() <= 1
&& call != null
&& PsiKeyword.SUPER.equals(call.getMethodExpression().getText());
final JavaCompletionProcessor processor =
new JavaCompletionProcessor(
element, elementFilter, options.withInitialized(checkInitialized), nameCondition);
final PsiType plainQualifier = processor.getQualifierType();
PsiType qualifierType = plainQualifier;
PsiType runtimeQualifier = getQualifierCastType(javaReference, parameters);
if (runtimeQualifier != null) {
PsiType composite =
qualifierType == null
? runtimeQualifier
: PsiIntersectionType.createIntersection(qualifierType, runtimeQualifier);
PsiElement ctx = createContextWithXxxVariable(element, composite);
javaReference = createReference("xxx.xxx", ctx);
qualifierType = runtimeQualifier;
processor.setQualifierType(qualifierType);
}
javaReference.processVariants(processor);
final PsiTypeLookupItem castItem =
runtimeQualifier == null
? null
: PsiTypeLookupItem.createLookupItem(
runtimeQualifier, (PsiReferenceExpression) javaReference);
final boolean pkgContext = inSomePackage(element);
PsiClass qualifierClass = PsiUtil.resolveClassInClassTypeOnly(qualifierType);
final boolean honorExcludes =
qualifierClass == null || !isInExcludedPackage(qualifierClass, false);
final Set<PsiMember> mentioned = new THashSet<PsiMember>();
for (CompletionElement completionElement : processor.getResults()) {
for (LookupElement item : createLookupElements(completionElement, javaReference)) {
item.putUserData(QUALIFIER_TYPE_ATTR, qualifierType);
final Object o = item.getObject();
if (o instanceof PsiClass && !isSourceLevelAccessible(element, (PsiClass) o, pkgContext)) {
continue;
}
if (o instanceof PsiMember) {
if (honorExcludes && isInExcludedPackage((PsiMember) o, true)) {
continue;
}
mentioned.add(CompletionUtil.getOriginalOrSelf((PsiMember) o));
}
set.add(
highlightIfNeeded(
qualifierType,
castQualifier(item, castItem, plainQualifier, processor),
o,
element));
}
}
if (javaReference instanceof PsiJavaCodeReferenceElement) {
PsiElement refQualifier = ((PsiJavaCodeReferenceElement) javaReference).getQualifier();
if (refQualifier == null) {
final StaticMemberProcessor memberProcessor = new JavaStaticMemberProcessor(parameters);
memberProcessor.processMembersOfRegisteredClasses(
matcher,
new PairConsumer<PsiMember, PsiClass>() {
@Override
public void consume(PsiMember member, PsiClass psiClass) {
if (!mentioned.contains(member)
&& processor.satisfies(member, ResolveState.initial())) {
set.add(memberProcessor.createLookupElement(member, psiClass, true));
}
}
});
} else if (refQualifier instanceof PsiSuperExpression
&& ((PsiSuperExpression) refQualifier).getQualifier() == null) {
set.addAll(
SuperCalls.suggestQualifyingSuperCalls(
element, javaReference, elementFilter, options, nameCondition));
}
}
return set;
}