public static void addCompletions(
@NotNull final JavaSmartCompletionParameters parameters,
@NotNull Consumer<LookupElement> result,
final PrefixMatcher matcher) {
final Condition<String> shortNameCondition =
new Condition<String>() {
public boolean value(String s) {
return matcher.prefixMatches(s);
}
};
PsiType classParameter =
PsiUtil.substituteTypeParameter(
parameters.getExpectedType(), CommonClassNames.JAVA_LANG_CLASS, 0, false);
boolean addInheritors = false;
PsiElement position = parameters.getPosition();
if (classParameter instanceof PsiWildcardType) {
final PsiWildcardType wildcardType = (PsiWildcardType) classParameter;
classParameter = wildcardType.getBound();
addInheritors = wildcardType.isExtends() && classParameter instanceof PsiClassType;
} else if (!matcher.getPrefix().isEmpty()) {
addInheritors = true;
classParameter = PsiType.getJavaLangObject(position.getManager(), position.getResolveScope());
}
if (classParameter != null) {
PsiFile file = position.getContainingFile();
addClassLiteralLookupElement(classParameter, result, file);
if (addInheritors) {
addInheritorClassLiterals(file, shortNameCondition, classParameter, result, matcher);
}
}
}
@Nullable
public static CreateClassOrPackageFix createFix(
@NotNull final String qualifiedName,
@NotNull final PsiElement context,
@Nullable ClassKind kind,
String superClass) {
return createFix(
qualifiedName, context.getResolveScope(), context, null, kind, superClass, null);
}
@Nullable
@Override
protected List<ClosureParameterInfo> getParameterInfos(
InsertionContext context,
PsiMethod method,
PsiSubstitutor substitutor,
Document document,
int offset,
PsiElement parent) {
final String name = method.getName();
if (!"eachWithIndex".equals(name)) return null;
if (method instanceof GrGdkMethod) method = ((GrGdkMethod) method).getStaticMethod();
final PsiClass containingClass = method.getContainingClass();
if (containingClass == null) return null;
final String qname = containingClass.getQualifiedName();
if (!GroovyCommonClassNames.DEFAULT_GROOVY_METHODS.equals(qname)) return null;
final PsiParameter[] parameters = method.getParameterList().getParameters();
if (parameters.length != 2) return null;
final PsiType type = parameters[0].getType();
final PsiType collection = substitutor.substitute(type);
final PsiType iterable = getIteratedType(parent, collection);
if (iterable != null) {
return Arrays.asList(
new ClosureParameterInfo(iterable.getCanonicalText(), "entry"),
new ClosureParameterInfo("int", "i"));
}
if (InheritanceUtil.isInheritor(collection, CommonClassNames.JAVA_UTIL_MAP)) {
final PsiType[] typeParams = ((PsiClassType) collection).getParameters();
final Project project = context.getProject();
final PsiClass entry =
JavaPsiFacade.getInstance(project)
.findClass("java.util.Map.Entry", parent.getResolveScope());
if (entry == null) return null;
final PsiClassType entryType =
JavaPsiFacade.getElementFactory(project).createType(entry, typeParams);
return Arrays.asList(
new ClosureParameterInfo(entryType.getCanonicalText(), "entry"),
new ClosureParameterInfo("int", "i"));
}
return Arrays.asList(
new ClosureParameterInfo(collection.getCanonicalText(), "entry"),
new ClosureParameterInfo("int", "i"));
}
public static boolean addStaticImport(
@NotNull String qualifierClass,
@NonNls @NotNull String memberName,
@NotNull PsiElement context) {
if (!nameCanBeStaticallyImported(qualifierClass, memberName, context)) {
return false;
}
final PsiClass containingClass = PsiTreeUtil.getParentOfType(context, PsiClass.class);
if (InheritanceUtil.isInheritor(containingClass, qualifierClass)) {
return true;
}
final PsiFile psiFile = context.getContainingFile();
if (!(psiFile instanceof PsiJavaFile)) {
return false;
}
final PsiJavaFile javaFile = (PsiJavaFile) psiFile;
final PsiImportList importList = javaFile.getImportList();
if (importList == null) {
return false;
}
final PsiImportStatementBase existingImportStatement =
importList.findSingleImportStatement(memberName);
if (existingImportStatement != null) {
return false;
}
final PsiImportStaticStatement onDemandImportStatement =
findOnDemandImportStaticStatement(importList, qualifierClass);
if (onDemandImportStatement != null
&& !hasOnDemandImportStaticConflict(qualifierClass, memberName, context)) {
return true;
}
final Project project = context.getProject();
final GlobalSearchScope scope = context.getResolveScope();
final JavaPsiFacade psiFacade = JavaPsiFacade.getInstance(project);
final PsiClass aClass = psiFacade.findClass(qualifierClass, scope);
if (aClass == null) {
return false;
}
final String qualifiedName = aClass.getQualifiedName();
if (qualifiedName == null) {
return false;
}
final List<PsiImportStaticStatement> imports = getMatchingImports(importList, qualifiedName);
final CodeStyleSettings codeStyleSettings = CodeStyleSettingsManager.getSettings(project);
final PsiElementFactory elementFactory = psiFacade.getElementFactory();
if (imports.size() < codeStyleSettings.NAMES_COUNT_TO_USE_IMPORT_ON_DEMAND) {
importList.add(elementFactory.createImportStaticStatement(aClass, memberName));
} else {
for (PsiImportStaticStatement importStatement : imports) {
importStatement.delete();
}
importList.add(elementFactory.createImportStaticStatement(aClass, "*"));
}
return true;
}
@Override
public boolean processDeclarations(
@NotNull PsiScopeProcessor processor,
@NotNull ResolveState state,
PsiElement lastParent,
@NotNull PsiElement place) {
GlobalSearchScope scope = place.getResolveScope();
processor.handleEvent(PsiScopeProcessor.Event.SET_DECLARATION_HOLDER, this);
ElementClassHint classHint = processor.getHint(ElementClassHint.KEY);
final JavaPsiFacade facade = getFacade();
final Condition<String> prefixMatcher = processor.getHint(JavaCompletionHints.NAME_FILTER);
if (classHint == null || classHint.shouldProcess(ElementClassHint.DeclarationKind.CLASS)) {
NameHint nameHint = processor.getHint(NameHint.KEY);
if (nameHint != null) {
final String shortName = nameHint.getName(state);
if (containsClassNamed(shortName)
&& processClassesByName(processor, state, scope, shortName)) return false;
} else if (prefixMatcher != null) {
for (String className : getClassNamesCache()) {
if (prefixMatcher.value(className)) {
if (processClassesByName(processor, state, scope, className)) return false;
}
}
} else {
PsiClass[] classes = getClasses(scope);
if (!processClasses(processor, state, classes)) return false;
}
}
if (classHint == null || classHint.shouldProcess(ElementClassHint.DeclarationKind.PACKAGE)) {
NameHint nameHint = processor.getHint(NameHint.KEY);
if (nameHint != null) {
PsiPackage aPackage = findSubPackageByName(nameHint.getName(state));
if (aPackage != null) {
if (!processor.execute(aPackage, state)) return false;
}
} else {
PsiPackage[] packs = getSubPackages(scope);
for (PsiPackage pack : packs) {
final String packageName = pack.getName();
if (packageName == null) continue;
if (!facade.getNameHelper().isIdentifier(packageName, PsiUtil.getLanguageLevel(this))) {
continue;
}
if (!processor.execute(pack, state)) {
return false;
}
}
}
}
return true;
}
public PsiVariable getVariable() {
if (myVariable == null) {
final PsiManager manager = myNavigationElement.getManager();
PsiType type =
RecursionManager.doPreventingRecursion(
this,
true,
new Computable<PsiType>() {
@Override
public PsiType compute() {
PsiType res = null;
for (GrExpression expression : myExpressions) {
if (expression == null) continue;
res = TypesUtil.getLeastUpperBoundNullable(res, expression.getType(), manager);
}
if (myExpressionsOfCollection != null) {
for (GrExpression expression : myExpressionsOfCollection) {
if (expression == null) continue;
PsiType listType = expression.getType();
PsiType type = PsiUtil.extractIterableTypeParameter(listType, true);
if (type == null) {
if (listType == null) continue;
if (listType.equalsToText(CommonClassNames.JAVA_LANG_STRING)) {
type =
PsiType.getJavaLangString(
expression.getManager(), expression.getResolveScope());
}
}
res = TypesUtil.getLeastUpperBoundNullable(res, type, manager);
}
}
return res;
}
});
if (type == null) {
type = PsiType.getJavaLangObject(manager, myNavigationElement.getResolveScope());
}
myVariable = new SpockVariable(manager, myName, type, myNavigationElement);
}
return myVariable;
}
@NotNull
public static PsiType createSetType(@NotNull PsiElement context, @NotNull PsiType type) {
JavaPsiFacade facade = JavaPsiFacade.getInstance(context.getProject());
GlobalSearchScope resolveScope = context.getResolveScope();
PsiClass setClass = facade.findClass(JAVA_UTIL_SET, resolveScope);
if (setClass != null && setClass.getTypeParameters().length == 1) {
return facade.getElementFactory().createType(setClass, type);
}
return facade.getElementFactory().createTypeByFQClassName(JAVA_UTIL_SET, resolveScope);
}
@Override
public boolean processDeclarations(
@NotNull PsiScopeProcessor processor,
@NotNull ResolveState state,
PsiElement lastParent,
@NotNull PsiElement place) {
GlobalSearchScope scope = place.getResolveScope();
processor.handleEvent(PsiScopeProcessor.Event.SET_DECLARATION_HOLDER, this);
ElementClassHint classHint = processor.getHint(ElementClassHint.KEY);
final Condition<String> nameCondition = processor.getHint(JavaCompletionHints.NAME_FILTER);
if (classHint == null || classHint.shouldProcess(ElementClassHint.DeclarationKind.CLASS)) {
NameHint nameHint = processor.getHint(NameHint.KEY);
if (nameHint != null) {
final String shortName = nameHint.getName(state);
final PsiClass[] classes = findClassByShortName(shortName, scope);
if (!processClasses(processor, state, classes, Conditions.<String>alwaysTrue()))
return false;
} else {
PsiClass[] classes = getClasses(scope);
if (!processClasses(
processor,
state,
classes,
nameCondition != null ? nameCondition : Conditions.<String>alwaysTrue())) return false;
}
}
if (classHint == null || classHint.shouldProcess(ElementClassHint.DeclarationKind.PACKAGE)) {
NameHint nameHint = processor.getHint(NameHint.KEY);
if (nameHint != null) {
PsiPackage aPackage = findSubPackageByName(nameHint.getName(state));
if (aPackage != null) {
if (!processor.execute(aPackage, state)) return false;
}
} else {
PsiPackage[] packs = getSubPackages(scope);
for (PsiPackage pack : packs) {
final String packageName = pack.getName();
if (packageName == null) continue;
if (!PsiNameHelper.getInstance(myManager.getProject())
.isIdentifier(packageName, PsiUtil.getLanguageLevel(this))) {
continue;
}
if (!processor.execute(pack, state)) {
return false;
}
}
}
}
return true;
}
public CompletionResolveScopeProcessor(
@NotNull CSharpResolveOptions options, @NotNull ExecuteTarget[] targets) {
myPlace = options.getElement();
Collections.addAll(myElements, options.getAdditionalElements());
myScope = myPlace.getResolveScope();
CSharpContextUtil.ContextType completionContextType = options.getCompletionContextType();
if (completionContextType != null) {
myContextType = completionContextType;
} else {
myContextType =
myPlace instanceof CSharpReferenceExpression
? CSharpContextUtil.getParentContextTypeForReference(
(CSharpReferenceExpression) myPlace)
: CSharpContextUtil.ContextType.ANY;
}
putUserData(ExecuteTargetUtil.EXECUTE_TARGETS, ExecuteTargetUtil.of(targets));
}
public static boolean isAssignableWithoutConversions(
@Nullable PsiType lType, @Nullable PsiType rType, @NotNull PsiElement context) {
if (lType == null || rType == null) return false;
if (rType == PsiType.NULL) {
return !(lType instanceof PsiPrimitiveType);
}
PsiManager manager = context.getManager();
GlobalSearchScope scope = context.getResolveScope();
if (rType instanceof GrTupleType && ((GrTupleType) rType).getComponentTypes().length == 0) {
if (lType instanceof PsiArrayType
|| InheritanceUtil.isInheritor(lType, JAVA_UTIL_LIST)
|| InheritanceUtil.isInheritor(lType, JAVA_UTIL_SET)) {
return true;
}
}
if (isClassType(rType, GROOVY_LANG_GSTRING) && lType.equalsToText(JAVA_LANG_STRING)) {
return true;
}
if (isNumericType(lType) && isNumericType(rType)) {
lType = unboxPrimitiveTypeWrapper(lType);
if (isClassType(lType, JAVA_MATH_BIG_DECIMAL)) lType = PsiType.DOUBLE;
rType = unboxPrimitiveTypeWrapper(rType);
if (isClassType(rType, JAVA_MATH_BIG_DECIMAL)) rType = PsiType.DOUBLE;
} else {
rType = boxPrimitiveType(rType, manager, scope);
lType = boxPrimitiveType(lType, manager, scope);
}
if (rType instanceof GrMapType || rType instanceof GrTupleType) {
Boolean result = isAssignableForNativeTypes(lType, (PsiClassType) rType, context);
if (result != null && result.booleanValue()) return true;
}
if (TypeConversionUtil.isAssignable(lType, rType)) {
return true;
}
return false;
}
@Override
public void invoke(@NotNull Project project, Editor editor, @NotNull PsiElement element)
throws IncorrectOperationException {
if (!FileModificationService.getInstance().preparePsiElementsForWrite(element)) return;
final XmlAttribute attr = (XmlAttribute) element.getParent();
final String name = attr.getName();
final XmlAttributeDescriptor descriptor = attr.getDescriptor();
LOG.assertTrue(descriptor != null);
String value = attr.getValue();
final PsiElement declaration = descriptor.getDeclaration();
if (declaration instanceof PsiField) {
final PsiType fieldType = ((PsiField) declaration).getType();
final PsiType itemType =
JavaGenericsUtil.getCollectionItemType(fieldType, declaration.getResolveScope());
if (itemType != null) {
final String typeNode = itemType.getPresentableText();
JavaFxPsiUtil.insertImportWhenNeeded(
(XmlFile) attr.getContainingFile(), typeNode, itemType.getCanonicalText());
final String[] vals = value.split(",");
value =
StringUtil.join(
vals,
new Function<String, String>() {
@Override
public String fun(String s) {
return "<"
+ typeNode
+ " "
+ FxmlConstants.FX_VALUE
+ "=\""
+ s.trim()
+ "\"/>";
}
},
"\n");
}
}
final XmlTag childTag =
XmlElementFactory.getInstance(project)
.createTagFromText("<" + name + ">" + value + "</" + name + ">");
attr.getParent().add(childTag);
attr.delete();
}
public static PsiType buildTypeFromTypeString(
@NotNull final String typeName,
@NotNull final PsiElement context,
@NotNull final PsiFile psiFile) {
PsiType resultType;
final PsiManager psiManager = psiFile.getManager();
if (typeName.indexOf('<') != -1 || typeName.indexOf('[') != -1 || typeName.indexOf('.') == -1) {
try {
return JavaPsiFacade.getInstance(psiManager.getProject())
.getElementFactory()
.createTypeFromText(typeName, context);
} catch (Exception ignored) {
} // invalid syntax will produce unresolved class type
}
PsiClass aClass =
JavaPsiFacade.getInstance(psiManager.getProject())
.findClass(typeName, context.getResolveScope());
if (aClass == null) {
final LightClassReference ref =
new LightClassReference(
psiManager,
PsiNameHelper.getShortClassName(typeName),
typeName,
PsiSubstitutor.EMPTY,
psiFile);
resultType = new PsiClassReferenceType(ref, null);
} else {
PsiElementFactory factory =
JavaPsiFacade.getInstance(psiManager.getProject()).getElementFactory();
PsiSubstitutor substitutor = factory.createRawSubstitutor(aClass);
resultType = factory.createType(aClass, substitutor);
}
return resultType;
}
public static boolean isInside(PsiElement place, PsiElement ancestor) {
if (ancestor instanceof PsiDirectoryContainer) {
final PsiDirectory[] directories =
((PsiDirectoryContainer) ancestor).getDirectories(place.getResolveScope());
for (PsiDirectory directory : directories) {
if (isInside(place, directory)) return true;
}
}
if (ancestor instanceof PsiFile) {
for (PsiFile file : ((PsiFile) ancestor).getViewProvider().getAllFiles()) {
if (PsiTreeUtil.isAncestor(file, place, false)) return true;
}
}
boolean isAncestor = PsiTreeUtil.isAncestor(ancestor, place, false);
if (!isAncestor && ancestor instanceof PsiNameIdentifierOwner) {
final PsiElement nameIdentifier = ((PsiNameIdentifierOwner) ancestor).getNameIdentifier();
if (nameIdentifier != null && !PsiTreeUtil.isAncestor(ancestor, nameIdentifier, true)) {
isAncestor = PsiTreeUtil.isAncestor(nameIdentifier.getParent(), place, false);
}
}
if (!isAncestor) {
final InjectedLanguageManager injectedLanguageManager =
InjectedLanguageManager.getInstance(place.getProject());
PsiLanguageInjectionHost host = injectedLanguageManager.getInjectionHost(place);
while (host != null) {
if (PsiTreeUtil.isAncestor(ancestor, host, false)) {
isAncestor = true;
break;
}
host = injectedLanguageManager.getInjectionHost(host);
}
}
return isAncestor;
}
public static boolean checkTestNGInClasspath(PsiElement psiElement) {
final Project project = psiElement.getProject();
final PsiManager manager = PsiManager.getInstance(project);
if (JavaPsiFacade.getInstance(manager.getProject())
.findClass(TestNG.class.getName(), psiElement.getResolveScope())
== null) {
if (!ApplicationManager.getApplication().isUnitTestMode()) {
if (Messages.showOkCancelDialog(
psiElement.getProject(),
"TestNG will be added to module classpath",
"Unable to convert.",
Messages.getWarningIcon())
!= Messages.OK) {
return false;
}
}
final Module module = ModuleUtilCore.findModuleForPsiElement(psiElement);
if (module == null) return false;
String url =
VfsUtil.getUrlForLibraryRoot(new File(PathUtil.getJarPathForClass(Assert.class)));
ModuleRootModificationUtil.addModuleLibrary(module, url);
}
return true;
}
@NotNull
public static PsiClassType createTypeByFQClassName(
@NotNull String fqName, @NotNull PsiElement context) {
return GroovyPsiManager.getInstance(context.getProject())
.createTypeByFQClassName(fqName, context.getResolveScope());
}
@NotNull
public static PsiClassType getJavaLangObject(@NotNull PsiElement context) {
return PsiType.getJavaLangObject(context.getManager(), context.getResolveScope());
}
@Override
public void invoke(
@NotNull Project project,
@NotNull PsiFile file,
@Nullable("is null when called from inspection") Editor editor,
@NotNull PsiElement startElement,
@NotNull PsiElement endElement) {
final PsiModifierList myModifierList = (PsiModifierList) startElement;
final PsiVariable variable = myVariable == null ? null : myVariable.getElement();
if (!CodeInsightUtilBase.preparePsiElementForWrite(myModifierList)) return;
final List<PsiModifierList> modifierLists = new ArrayList<PsiModifierList>();
final PsiFile containingFile = myModifierList.getContainingFile();
final PsiModifierList modifierList;
if (variable != null && variable.isValid()) {
ApplicationManager.getApplication()
.runWriteAction(
new Runnable() {
public void run() {
try {
variable.normalizeDeclaration();
} catch (IncorrectOperationException e) {
LOG.error(e);
}
}
});
modifierList = variable.getModifierList();
assert modifierList != null;
} else {
modifierList = myModifierList;
}
PsiElement owner = modifierList.getParent();
if (owner instanceof PsiMethod) {
PsiModifierList copy = (PsiModifierList) myModifierList.copy();
changeModifierList(copy);
final int accessLevel = PsiUtil.getAccessLevel(copy);
OverridingMethodsSearch.search((PsiMethod) owner, owner.getResolveScope(), true)
.forEach(
new PsiElementProcessorAdapter<PsiMethod>(
new PsiElementProcessor<PsiMethod>() {
public boolean execute(@NotNull PsiMethod inheritor) {
PsiModifierList list = inheritor.getModifierList();
if (inheritor.getManager().isInProject(inheritor)
&& PsiUtil.getAccessLevel(list) < accessLevel) {
modifierLists.add(list);
}
return true;
}
}));
}
if (!CodeInsightUtilBase.prepareFileForWrite(containingFile)) return;
if (!modifierLists.isEmpty()) {
if (Messages.showYesNoDialog(
project,
QuickFixBundle.message("change.inheritors.visibility.warning.text"),
QuickFixBundle.message("change.inheritors.visibility.warning.title"),
Messages.getQuestionIcon())
== DialogWrapper.OK_EXIT_CODE) {
ApplicationManager.getApplication()
.runWriteAction(
new Runnable() {
public void run() {
if (!CodeInsightUtilBase.preparePsiElementsForWrite(modifierLists)) {
return;
}
for (final PsiModifierList modifierList : modifierLists) {
changeModifierList(modifierList);
}
}
});
}
}
ApplicationManager.getApplication()
.runWriteAction(
new Runnable() {
public void run() {
changeModifierList(modifierList);
UndoUtil.markPsiFileForUndo(containingFile);
}
});
}
public static boolean isAssignable(
@Nullable PsiType lType, @Nullable PsiType rType, @NotNull PsiElement context) {
if (lType == null || rType == null) {
return false;
}
if (rType instanceof PsiIntersectionType) {
for (PsiType child : ((PsiIntersectionType) rType).getConjuncts()) {
if (isAssignable(lType, child, context)) {
return true;
}
}
return false;
}
if (lType instanceof PsiIntersectionType) {
for (PsiType child : ((PsiIntersectionType) lType).getConjuncts()) {
if (!isAssignable(child, rType, context)) {
return false;
}
}
return true;
}
if (rType == PsiType.NULL) {
return !(lType instanceof PsiPrimitiveType);
}
if (isNumericType(lType) && isNumericType(rType)) {
return true;
}
if (isClassType(lType, JAVA_LANG_STRING)) {
return true;
}
final PsiManager manager = context.getManager();
final GlobalSearchScope scope = context.getResolveScope();
if (lType instanceof PsiArrayType) {
PsiType lComponentType = ((PsiArrayType) lType).getComponentType();
PsiType rComponentType = ClosureParameterEnhancer.findTypeForIteration(rType, context);
if (rComponentType != null && isAssignable(lComponentType, rComponentType, context)) {
return true;
}
}
if (unboxPrimitiveTypeWrapper(lType) == PsiType.CHAR
&& (isClassType(rType, JAVA_LANG_STRING) || isClassType(rType, GROOVY_LANG_GSTRING))) {
return true;
}
if (isAssignableByMethodCallConversion(lType, rType, context)) return true;
lType = boxPrimitiveType(lType, manager, scope);
rType = boxPrimitiveType(rType, manager, scope);
if (lType.isAssignableFrom(rType)) {
return true;
}
if (context instanceof GroovyPsiElement) {
for (GrTypeConverter converter : GrTypeConverter.EP_NAME.getExtensions()) {
if (!converter.isAllowedInMethodCall()) {
Boolean result = converter.isConvertible(lType, rType, (GroovyPsiElement) context);
if (result != null) {
return result;
}
}
}
}
return false;
}
