private Variance calculateArgumentProjectionKindFromSuper(
@NotNull TypeProjection argument,
@NotNull List<TypeProjectionAndVariance> projectionsFromSuper) {
Set<Variance> projectionKindsInSuper = Sets.newLinkedHashSet();
for (TypeProjectionAndVariance projectionAndVariance : projectionsFromSuper) {
projectionKindsInSuper.add(projectionAndVariance.typeProjection.getProjectionKind());
}
Variance defaultProjectionKind = argument.getProjectionKind();
if (projectionKindsInSuper.size() == 0) {
return defaultProjectionKind;
} else if (projectionKindsInSuper.size() == 1) {
Variance projectionKindInSuper = projectionKindsInSuper.iterator().next();
if (defaultProjectionKind == INVARIANT || defaultProjectionKind == projectionKindInSuper) {
return projectionKindInSuper;
} else {
reportError(
"Incompatible projection kinds in type arguments of super methods' return types: "
+ projectionsFromSuper
+ ", defined in current: "
+ argument);
return defaultProjectionKind;
}
} else {
reportError(
"Incompatible projection kinds in type arguments of super methods' return types: "
+ projectionsFromSuper);
return defaultProjectionKind;
}
}
public String[] knownNamespaces() {
final PsiElement parentElement = getParent();
BidirectionalMap<String, String> map = initNamespaceMaps(parentElement);
Set<String> known = Collections.emptySet();
if (map != null) {
known = new HashSet<String>(map.values());
}
if (parentElement instanceof XmlTag) {
if (known.isEmpty()) return ((XmlTag) parentElement).knownNamespaces();
ContainerUtil.addAll(known, ((XmlTag) parentElement).knownNamespaces());
} else {
XmlExtension xmlExtension = XmlExtension.getExtensionByElement(this);
if (xmlExtension != null) {
final XmlFile xmlFile = xmlExtension.getContainingFile(this);
if (xmlFile != null) {
final XmlTag rootTag = xmlFile.getRootTag();
if (rootTag != null && rootTag != this) {
if (known.isEmpty()) return rootTag.knownNamespaces();
ContainerUtil.addAll(known, rootTag.knownNamespaces());
}
}
}
}
return ArrayUtil.toStringArray(known);
}
protected void addLookupItem(
Set<LookupElement> set,
TailType tailType,
@NotNull Object completion,
final PsiFile file,
final CompletionVariant variant) {
LookupElement ret = objectToLookupItem(completion);
if (ret == null) return;
if (!(ret instanceof LookupItem)) {
set.add(ret);
return;
}
LookupItem item = (LookupItem) ret;
final InsertHandler insertHandler = variant.getInsertHandler();
if (insertHandler != null && item.getInsertHandler() == null) {
item.setInsertHandler(insertHandler);
item.setTailType(TailType.UNKNOWN);
} else if (tailType != TailType.NONE) {
item.setTailType(tailType);
}
final Map<Object, Object> itemProperties = variant.getItemProperties();
for (final Object key : itemProperties.keySet()) {
item.setAttribute(key, itemProperties.get(key));
}
set.add(ret);
}
private void handleBranchingInstruction(
ProblemsHolder holder,
StandardInstructionVisitor visitor,
Set<Instruction> trueSet,
Set<Instruction> falseSet,
HashSet<PsiElement> reportedAnchors,
BranchingInstruction instruction,
final boolean onTheFly) {
PsiElement psiAnchor = instruction.getPsiAnchor();
boolean underBinary = isAtRHSOfBooleanAnd(psiAnchor);
if (instruction instanceof InstanceofInstruction
&& visitor.isInstanceofRedundant((InstanceofInstruction) instruction)) {
if (visitor.canBeNull((BinopInstruction) instruction)) {
holder.registerProblem(
psiAnchor,
InspectionsBundle.message("dataflow.message.redundant.instanceof"),
new RedundantInstanceofFix());
} else {
final LocalQuickFix localQuickFix = createSimplifyBooleanExpressionFix(psiAnchor, true);
holder.registerProblem(
psiAnchor,
InspectionsBundle.message(
underBinary
? "dataflow.message.constant.condition.when.reached"
: "dataflow.message.constant.condition",
Boolean.toString(true)),
localQuickFix == null ? null : new LocalQuickFix[] {localQuickFix});
}
} else if (psiAnchor instanceof PsiSwitchLabelStatement) {
if (falseSet.contains(instruction)) {
holder.registerProblem(
psiAnchor, InspectionsBundle.message("dataflow.message.unreachable.switch.label"));
}
} else if (psiAnchor != null
&& !reportedAnchors.contains(psiAnchor)
&& !isFlagCheck(psiAnchor)) {
boolean evaluatesToTrue = trueSet.contains(instruction);
final PsiElement parent = psiAnchor.getParent();
if (parent instanceof PsiAssignmentExpression
&& ((PsiAssignmentExpression) parent).getLExpression() == psiAnchor) {
holder.registerProblem(
psiAnchor,
InspectionsBundle.message(
"dataflow.message.pointless.assignment.expression",
Boolean.toString(evaluatesToTrue)),
createConditionalAssignmentFixes(
evaluatesToTrue, (PsiAssignmentExpression) parent, onTheFly));
} else if (!skipReportingConstantCondition(visitor, psiAnchor, evaluatesToTrue)) {
final LocalQuickFix fix = createSimplifyBooleanExpressionFix(psiAnchor, evaluatesToTrue);
String message =
InspectionsBundle.message(
underBinary
? "dataflow.message.constant.condition.when.reached"
: "dataflow.message.constant.condition",
Boolean.toString(evaluatesToTrue));
holder.registerProblem(psiAnchor, message, fix == null ? null : new LocalQuickFix[] {fix});
}
reportedAnchors.add(psiAnchor);
}
}
public void readExternal(final Element element) throws InvalidDataException {
PathMacroManager.getInstance(getProject()).expandPaths(element);
super.readExternal(element);
JavaRunConfigurationExtensionManager.getInstance().readExternal(this, element);
readModule(element);
DefaultJDOMExternalizer.readExternal(this, element);
DefaultJDOMExternalizer.readExternal(getPersistentData(), element);
EnvironmentVariablesComponent.readExternal(element, getPersistentData().getEnvs());
final Element patternsElement = element.getChild(PATTERNS_EL_NAME);
if (patternsElement != null) {
final Set<String> tests = new LinkedHashSet<String>();
for (Object o : patternsElement.getChildren(PATTERN_EL_NAME)) {
Element patternElement = (Element) o;
tests.add(patternElement.getAttributeValue(TEST_CLASS_ATT_NAME));
}
myData.setPatterns(tests);
}
final Element forkModeElement = element.getChild("fork_mode");
if (forkModeElement != null) {
final String mode = forkModeElement.getAttributeValue("value");
if (mode != null) {
setForkMode(mode);
}
}
final Element dirNameElement = element.getChild("dir");
if (dirNameElement != null) {
final String dirName = dirNameElement.getAttributeValue("value");
getPersistentData().setDirName(FileUtil.toSystemDependentName(dirName));
}
}
public String getGeneratedName(final JavaRunConfigurationModule configurationModule) {
if (TEST_PACKAGE.equals(TEST_OBJECT) || TEST_DIRECTORY.equals(TEST_OBJECT)) {
final String moduleName =
TEST_SEARCH_SCOPE.getScope() == TestSearchScope.WHOLE_PROJECT
? ""
: configurationModule.getModuleName();
final String packageName = getPackageName();
if (packageName.length() == 0) {
if (moduleName.length() > 0) {
return ExecutionBundle.message("default.junit.config.name.all.in.module", moduleName);
}
return DEFAULT_PACKAGE_NAME;
}
if (moduleName.length() > 0) {
return ExecutionBundle.message(
"default.junit.config.name.all.in.package.in.module", packageName, moduleName);
}
return packageName;
}
if (TEST_PATTERN.equals(TEST_OBJECT)) {
final int size = myPattern.size();
if (size == 0) return "Temp suite";
return StringUtil.getShortName(myPattern.iterator().next())
+ (size > 1 ? " and " + (size - 1) + " more" : "");
}
final String className =
JavaExecutionUtil.getPresentableClassName(getMainClassName(), configurationModule);
if (TEST_METHOD.equals(TEST_OBJECT)) {
return className + '.' + getMethodName();
}
return className;
}
private static void reportOptionalOfNullableImprovements(
ProblemsHolder holder, Set<PsiElement> reportedAnchors, Instruction[] instructions) {
for (Instruction instruction : instructions) {
if (instruction instanceof MethodCallInstruction) {
final PsiExpression[] args = ((MethodCallInstruction) instruction).getArgs();
if (args.length != 1) continue;
final PsiExpression expr = args[0];
if (((MethodCallInstruction) instruction).isOptionalAlwaysNullProblem()) {
if (!reportedAnchors.add(expr)) continue;
holder.registerProblem(
expr,
"Passing <code>null</code> argument to <code>Optional</code>",
DfaOptionalSupport.createReplaceOptionalOfNullableWithEmptyFix(expr));
} else if (((MethodCallInstruction) instruction).isOptionalAlwaysNotNullProblem()) {
if (!reportedAnchors.add(expr)) continue;
holder.registerProblem(
expr,
"Passing a non-null argument to <code>Optional</code>",
DfaOptionalSupport.createReplaceOptionalOfNullableWithOfFix());
}
}
}
}
public void bePatternConfiguration(List<PsiClass> classes, PsiMethod method) {
myData.TEST_OBJECT = TEST_PATTERN;
final Set<String> patterns = new HashSet<String>();
final String methodSufiix;
if (method != null) {
myData.METHOD_NAME = method.getName();
methodSufiix = "," + myData.METHOD_NAME;
} else {
methodSufiix = "";
}
for (PsiClass pattern : classes) {
patterns.add(JavaExecutionUtil.getRuntimeQualifiedName(pattern) + methodSufiix);
}
myData.setPatterns(patterns);
final Module module =
PatternConfigurationProducer.findModule(
this, getConfigurationModule().getModule(), patterns);
if (module == null) {
myData.setScope(TestSearchScope.WHOLE_PROJECT);
setModule(null);
} else {
setModule(module);
}
setGeneratedName();
}
/**
* Find a string return value of a method context "function() { return 'foo'}" First match wins
*/
@Nullable
public static String getMethodReturnAsString(
@NotNull PhpClass phpClass, @NotNull String methodName) {
Method method = phpClass.findMethodByName(methodName);
if (method == null) {
return null;
}
final Set<String> values = new HashSet<String>();
method.acceptChildren(
new PsiRecursiveElementWalkingVisitor() {
@Override
public void visitElement(PsiElement element) {
if (PhpElementsUtil.getMethodReturnPattern().accepts(element)) {
String value = PhpElementsUtil.getStringValue(element);
if (value != null && StringUtils.isNotBlank(value)) {
values.add(value);
}
}
super.visitElement(element);
}
});
if (values.size() == 0) {
return null;
}
// we support only first item
return values.iterator().next();
}
@Override
public void consume(Object o) {
if (!(o instanceof GroovyResolveResult)) {
LOG.error(o);
return;
}
GroovyResolveResult result = (GroovyResolveResult) o;
if (!result.isStaticsOK()) {
if (myInapplicable == null) myInapplicable = ContainerUtil.newArrayList();
myInapplicable.add(result);
return;
}
if (!result.isAccessible() && myParameters.getInvocationCount() < 2) return;
if (mySkipPackages && result.getElement() instanceof PsiPackage) return;
PsiElement element = result.getElement();
if (element instanceof PsiVariable
&& !myMatcher.prefixMatches(((PsiVariable) element).getName())) {
return;
}
if (element instanceof GrReflectedMethod) {
element = ((GrReflectedMethod) element).getBaseMethod();
if (!myProcessedMethodWithOptionalParams.add((GrMethod) element)) return;
result =
new GroovyResolveResultImpl(
element,
result.getCurrentFileResolveContext(),
result.getSpreadState(),
result.getSubstitutor(),
result.isAccessible(),
result.isStaticsOK(),
result.isInvokedOnProperty(),
result.isValidResult());
}
if (myFieldPointerOperator && !(element instanceof PsiVariable)) {
return;
}
if (myMethodPointerOperator && !(element instanceof PsiMethod)) {
return;
}
addCandidate(result);
if (!myFieldPointerOperator && !myMethodPointerOperator) {
if (element instanceof PsiMethod) {
processProperty((PsiMethod) element, result);
} else if (element instanceof GrField) {
if (((GrField) element).isProperty()) {
processPropertyFromField((GrField) element, result);
}
}
}
if (element instanceof GrVariable && !(element instanceof GrField)) {
myLocalVars.add(((GrVariable) element).getName());
}
}
private static PsiSubstitutor obtainFinalSubstitutor(
PsiClass superClass,
PsiSubstitutor superSubstitutor,
PsiSubstitutor derivedSubstitutor,
boolean inRawContext) {
if (inRawContext) {
Set<PsiTypeParameter> typeParams = superSubstitutor.getSubstitutionMap().keySet();
PsiElementFactory factory = JavaPsiFacade.getElementFactory(superClass.getProject());
superSubstitutor =
factory.createRawSubstitutor(
derivedSubstitutor, typeParams.toArray(new PsiTypeParameter[typeParams.size()]));
}
Map<PsiTypeParameter, PsiType> map = null;
for (PsiTypeParameter typeParameter : PsiUtil.typeParametersIterable(superClass)) {
PsiType type = superSubstitutor.substitute(typeParameter);
final PsiType t = derivedSubstitutor.substitute(type);
if (map == null) {
map = new THashMap<PsiTypeParameter, PsiType>();
}
map.put(typeParameter, t);
}
return map == null
? PsiSubstitutor.EMPTY
: JavaPsiFacade.getInstance(superClass.getProject())
.getElementFactory()
.createSubstitutor(map);
}
@Override
public DfaInstructionState[] visitPush(
PushInstruction instruction, DataFlowRunner runner, DfaMemoryState memState) {
if (myContext == instruction.getPlace()) {
final Map<DfaVariableValue, DfaVariableState> map =
((ValuableDataFlowRunner.MyDfaMemoryState) memState).getVariableStates();
for (Map.Entry<DfaVariableValue, DfaVariableState> entry : map.entrySet()) {
ValuableDataFlowRunner.ValuableDfaVariableState state =
(ValuableDataFlowRunner.ValuableDfaVariableState) entry.getValue();
DfaVariableValue variableValue = entry.getKey();
final PsiExpression psiExpression = state.myExpression;
if (psiExpression != null && variableValue.getQualifier() == null) {
myValues.put(variableValue.getPsiVariable(), psiExpression);
}
}
DfaValue value = instruction.getValue();
if (value instanceof DfaVariableValue
&& ((DfaVariableValue) value).getQualifier() == null) {
if (memState.isNotNull((DfaVariableValue) value)) {
myNotNulls.add(((DfaVariableValue) value).getPsiVariable());
}
if (memState.isNull(value)) {
myNulls.add(((DfaVariableValue) value).getPsiVariable());
}
}
}
return super.visitPush(instruction, runner, memState);
}
public Set<InferenceVariable> getDependencies(InferenceSession session) {
final Set<InferenceVariable> dependencies = new LinkedHashSet<InferenceVariable>();
for (List<PsiType> boundTypes : myBounds.values()) {
if (boundTypes != null) {
for (PsiType bound : boundTypes) {
session.collectDependencies(bound, dependencies);
}
}
}
if (!session.hasCapture(this) && dependencies.isEmpty()) {
return dependencies;
}
if (!session.hasCapture(this)) {
return dependencies;
}
for (Iterator<InferenceVariable> iterator = dependencies.iterator(); iterator.hasNext(); ) {
if (!session.hasCapture(iterator.next())) {
iterator.remove();
}
}
session.collectCaptureDependencies(this, dependencies);
return dependencies;
}
@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;
}
/** @return were javadoc params used */
public static void collectAnnotationValues(
final Map<String, Collection<String>> results, PsiMethod[] psiMethods, PsiClass... classes) {
final Set<String> test = new HashSet<>(1);
test.add(TEST_ANNOTATION_FQN);
ContainerUtil.addAll(test, CONFIG_ANNOTATIONS_FQN);
if (psiMethods != null) {
for (final PsiMethod psiMethod : psiMethods) {
ApplicationManager.getApplication()
.runReadAction(
() ->
appendAnnotationAttributeValues(
results, AnnotationUtil.findAnnotation(psiMethod, test), psiMethod));
}
} else {
for (final PsiClass psiClass : classes) {
ApplicationManager.getApplication()
.runReadAction(
() -> {
if (psiClass != null && hasTest(psiClass)) {
appendAnnotationAttributeValues(
results, AnnotationUtil.findAnnotation(psiClass, test), psiClass);
PsiMethod[] methods = psiClass.getMethods();
for (PsiMethod method : methods) {
if (method != null) {
appendAnnotationAttributeValues(
results, AnnotationUtil.findAnnotation(method, test), method);
}
}
}
});
}
}
}
// TODO: Make it work for properties
public Collection<DeclarationDescriptor> getJetCallableExtensions(
@NotNull Condition<String> acceptedNameCondition,
@NotNull JetSimpleNameExpression expression,
@NotNull ResolveSession resolveSession,
@NotNull GlobalSearchScope searchScope) {
Collection<DeclarationDescriptor> resultDescriptors = new ArrayList<DeclarationDescriptor>();
BindingContext context = ResolveSessionUtils.resolveToExpression(resolveSession, expression);
JetExpression receiverExpression = expression.getReceiverExpression();
if (receiverExpression != null) {
JetType expressionType = context.get(BindingContext.EXPRESSION_TYPE, receiverExpression);
JetScope scope = context.get(BindingContext.RESOLUTION_SCOPE, receiverExpression);
if (expressionType != null && scope != null) {
Collection<String> extensionFunctionsNames = getAllJetExtensionFunctionsNames(searchScope);
Set<FqName> functionFQNs = new java.util.HashSet<FqName>();
// Collect all possible extension function qualified names
for (String name : extensionFunctionsNames) {
if (acceptedNameCondition.value(name)) {
Collection<PsiElement> extensionFunctions =
getJetExtensionFunctionsByName(name, searchScope);
for (PsiElement extensionFunction : extensionFunctions) {
if (extensionFunction instanceof JetNamedFunction) {
functionFQNs.add(JetPsiUtil.getFQName((JetNamedFunction) extensionFunction));
} else if (extensionFunction instanceof PsiMethod) {
FqName functionFQN =
JetFromJavaDescriptorHelper.getJetTopLevelDeclarationFQN(
(PsiMethod) extensionFunction);
if (functionFQN != null) {
functionFQNs.add(functionFQN);
}
}
}
}
}
// Iterate through the function with attempt to resolve found functions
for (FqName functionFQN : functionFQNs) {
for (CallableDescriptor functionDescriptor :
ExpressionTypingUtils.canFindSuitableCall(
functionFQN,
project,
receiverExpression,
expressionType,
scope,
resolveSession.getModuleConfiguration())) {
resultDescriptors.add(functionDescriptor);
}
}
}
}
return resultDescriptors;
}
/**
* Filter the specified collection of classes to return only ones that contain any of the
* specified values in the specified annotation parameter. For example, this method can be used to
* return all classes that contain all tesng annotations that are in the groups 'foo' or 'bar'.
*/
public static Map<PsiClass, Collection<PsiMethod>> filterAnnotations(
String parameter, Set<String> values, Collection<PsiClass> classes) {
Map<PsiClass, Collection<PsiMethod>> results = new HashMap<>();
Set<String> test = new HashSet<>(1);
test.add(TEST_ANNOTATION_FQN);
ContainerUtil.addAll(test, CONFIG_ANNOTATIONS_FQN);
for (PsiClass psiClass : classes) {
if (isBrokenPsiClass(psiClass)) continue;
PsiAnnotation annotation;
try {
annotation = AnnotationUtil.findAnnotation(psiClass, test);
} catch (Exception e) {
LOGGER.error(
"Exception trying to findAnnotation on "
+ psiClass.getClass().getName()
+ ".\n\n"
+ e.getMessage());
annotation = null;
}
if (annotation != null) {
if (isAnnotatedWithParameter(annotation, parameter, values)) {
results.put(psiClass, new LinkedHashSet<>());
}
} else {
Collection<String> matches =
extractAnnotationValuesFromJavaDoc(getTextJavaDoc(psiClass), parameter);
for (String s : matches) {
if (values.contains(s)) {
results.put(psiClass, new LinkedHashSet<>());
break;
}
}
}
// we already have the class, no need to look through its methods
PsiMethod[] methods = psiClass.getMethods();
for (PsiMethod method : methods) {
if (method != null) {
annotation = AnnotationUtil.findAnnotation(method, test);
if (annotation != null) {
if (isAnnotatedWithParameter(annotation, parameter, values)) {
if (results.get(psiClass) == null) results.put(psiClass, new LinkedHashSet<>());
results.get(psiClass).add(method);
}
} else {
Collection<String> matches =
extractAnnotationValuesFromJavaDoc(getTextJavaDoc(psiClass), parameter);
for (String s : matches) {
if (values.contains(s)) {
results.get(psiClass).add(method);
}
}
}
}
}
}
return results;
}
@Override
@NotNull
public Document[] getUncommittedDocuments() {
ApplicationManager.getApplication().assertIsDispatchThread();
Document[] documents =
myUncommittedDocuments.toArray(new Document[myUncommittedDocuments.size()]);
return ArrayUtil.stripTrailingNulls(documents);
}
@NotNull
private static GlobalSearchScope forDirectory(
@NotNull Project project, boolean withSubdirectories, @NotNull VirtualFile directory) {
Set<VirtualFile> result = new LinkedHashSet<>();
result.add(directory);
addSourceDirectoriesFromLibraries(project, directory, result);
VirtualFile[] array = result.toArray(new VirtualFile[result.size()]);
return GlobalSearchScopesCore.directoriesScope(project, withSubdirectories, array);
}
private void markTypeParameterUsages(
final PsiClass psiClass,
PsiClassType migrationType,
PsiReferenceParameterList referenceParameterList,
final Map<PsiElement, Pair<PsiReference[], PsiType>> roots) {
final PsiSubstitutor[] fullHierarchySubstitutor = {
migrationType.resolveGenerics().getSubstitutor()
};
RefactoringHierarchyUtil.processSuperTypes(
migrationType,
new RefactoringHierarchyUtil.SuperTypeVisitor() {
@Override
public void visitType(PsiType aType) {
fullHierarchySubstitutor[0] =
fullHierarchySubstitutor[0].putAll(
((PsiClassType) aType).resolveGenerics().getSubstitutor());
}
@Override
public void visitClass(PsiClass aClass) {
// do nothing
}
});
final PsiClass resolvedClass =
(PsiClass) ((PsiJavaCodeReferenceElement) referenceParameterList.getParent()).resolve();
;
LOG.assertTrue(resolvedClass != null);
final Set<PsiClass> superClasses = new HashSet<PsiClass>();
superClasses.add(resolvedClass);
InheritanceUtil.getSuperClasses(resolvedClass, superClasses, true);
for (PsiClass superSuperClass : superClasses) {
final TypeParameterSearcher parameterSearcher =
new TypeParameterSearcher(superSuperClass.getTypeParameters());
superSuperClass.accept(
new JavaRecursiveElementVisitor() {
@Override
public void visitMethod(final PsiMethod method) {
super.visitMethod(method);
processMemberType(
method, parameterSearcher, psiClass, fullHierarchySubstitutor[0], roots);
for (PsiParameter parameter : method.getParameterList().getParameters()) {
processMemberType(
parameter, parameterSearcher, psiClass, fullHierarchySubstitutor[0], roots);
}
}
@Override
public void visitField(final PsiField field) {
super.visitField(field);
processMemberType(
field, parameterSearcher, psiClass, fullHierarchySubstitutor[0], roots);
}
});
}
}
@Override
public String handleEmptyLookup(
@NotNull final CompletionParameters parameters, final Editor editor) {
if (!(parameters.getOriginalFile() instanceof PsiJavaFile)) return null;
final String ad = advertise(parameters);
final String suffix = ad == null ? "" : "; " + StringUtil.decapitalize(ad);
if (parameters.getCompletionType() == CompletionType.SMART) {
if (!ApplicationManager.getApplication().isUnitTestMode()) {
final Project project = parameters.getPosition().getProject();
final PsiFile file = parameters.getOriginalFile();
PsiExpression expression =
PsiTreeUtil.getContextOfType(parameters.getPosition(), PsiExpression.class, true);
if (expression != null && expression.getParent() instanceof PsiExpressionList) {
int lbraceOffset = expression.getParent().getTextRange().getStartOffset();
ShowParameterInfoHandler.invoke(project, editor, file, lbraceOffset, null);
}
if (expression instanceof PsiLiteralExpression) {
return LangBundle.message("completion.no.suggestions") + suffix;
}
if (expression instanceof PsiInstanceOfExpression) {
final PsiInstanceOfExpression instanceOfExpression = (PsiInstanceOfExpression) expression;
if (PsiTreeUtil.isAncestor(
instanceOfExpression.getCheckType(), parameters.getPosition(), false)) {
return LangBundle.message("completion.no.suggestions") + suffix;
}
}
}
final Set<PsiType> expectedTypes = JavaCompletionUtil.getExpectedTypes(parameters);
if (expectedTypes != null) {
PsiType type = expectedTypes.size() == 1 ? expectedTypes.iterator().next() : null;
if (type != null) {
final PsiType deepComponentType = type.getDeepComponentType();
if (deepComponentType instanceof PsiClassType) {
if (((PsiClassType) deepComponentType).resolve() != null) {
return CompletionBundle.message(
"completion.no.suggestions.of.type", type.getPresentableText())
+ suffix;
}
return CompletionBundle.message("completion.unknown.type", type.getPresentableText())
+ suffix;
}
if (!PsiType.NULL.equals(type)) {
return CompletionBundle.message(
"completion.no.suggestions.of.type", type.getPresentableText())
+ suffix;
}
}
}
}
return LangBundle.message("completion.no.suggestions") + suffix;
}
/**
* 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;
}
protected boolean preprocessUsages(Ref<UsageInfo[]> refUsages) {
final UsageInfo[] usages = refUsages.get();
MultiMap<PsiElement, String> conflicts = new MultiMap<PsiElement, String>();
final Set<PsiMember> members = new HashSet<PsiMember>();
members.add(myMethod);
if (myTargetVariable instanceof PsiField) members.add((PsiMember) myTargetVariable);
if (!myTargetClass.isInterface()) {
RefactoringConflictsUtil.analyzeAccessibilityConflicts(
members, myTargetClass, conflicts, myNewVisibility);
} else {
for (final UsageInfo usage : usages) {
if (usage instanceof InheritorUsageInfo) {
RefactoringConflictsUtil.analyzeAccessibilityConflicts(
members, ((InheritorUsageInfo) usage).getInheritor(), conflicts, myNewVisibility);
}
}
}
if (myTargetVariable instanceof PsiParameter) {
PsiParameter parameter = (PsiParameter) myTargetVariable;
for (final UsageInfo usageInfo : usages) {
if (usageInfo instanceof MethodCallUsageInfo) {
final PsiElement methodCall = ((MethodCallUsageInfo) usageInfo).getMethodCallExpression();
if (methodCall instanceof PsiMethodCallExpression) {
final PsiExpression[] expressions =
((PsiMethodCallExpression) methodCall).getArgumentList().getExpressions();
final int index = myMethod.getParameterList().getParameterIndex(parameter);
if (index < expressions.length) {
PsiExpression instanceValue = expressions[index];
instanceValue = RefactoringUtil.unparenthesizeExpression(instanceValue);
if (instanceValue instanceof PsiLiteralExpression
&& ((PsiLiteralExpression) instanceValue).getValue() == null) {
String message =
RefactoringBundle.message(
"0.contains.call.with.null.argument.for.parameter.1",
RefactoringUIUtil.getDescription(
ConflictsUtil.getContainer(methodCall), true),
CommonRefactoringUtil.htmlEmphasize(parameter.getName()));
conflicts.putValue(instanceValue, message);
}
}
} else if (methodCall instanceof PsiMethodReferenceExpression) {
conflicts.putValue(methodCall, "Method reference would be broken after move");
}
}
}
}
try {
ConflictsUtil.checkMethodConflicts(myTargetClass, myMethod, getPatternMethod(), conflicts);
} catch (IncorrectOperationException e) {
}
return showConflicts(conflicts, usages);
}
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);
}
@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();
}
public synchronized void createNewList(
@NotNull String name, boolean readOnly, boolean allowsTree) {
myName2FavoritesRoots.put(name, new ArrayList<TreeItem<Pair<AbstractUrl, String>>>());
if (readOnly) {
myReadOnlyLists.add(name);
}
if (allowsTree) {
myAllowsTreeLists.add(name);
}
fireListeners.listAdded(name);
}
@Override
public void run() {
while (!myDisposed) {
boolean isEmpty;
synchronized (filesToResolve) {
isEmpty = filesToResolve.isEmpty();
}
if (enableVetoes.get() > 0
|| isEmpty
|| !resolveProcess.isDone()
|| HeavyProcessLatch.INSTANCE.isRunning()
|| PsiDocumentManager.getInstance(myProject).hasUncommitedDocuments()) {
try {
waitForQueue();
} catch (InterruptedException e) {
break;
}
continue;
}
final Set<VirtualFile> files = pollFilesToResolve();
if (files.isEmpty()) continue;
upToDate = false;
myApplication.invokeLater(
() -> {
if (!resolveProcess.isDone()) return;
log("Started to resolve " + files.size() + " files");
Task.Backgroundable backgroundable =
new Task.Backgroundable(myProject, "Resolving files...", false) {
@Override
public void run(@NotNull final ProgressIndicator indicator) {
if (!myApplication.isDisposed()) {
processBatch(indicator, files);
}
}
};
ProgressIndicator indicator;
if (files.size() > 1) {
// show progress
indicator = new BackgroundableProcessIndicator(backgroundable);
} else {
indicator = new MyProgress();
}
resolveProcess =
((ProgressManagerImpl) ProgressManager.getInstance())
.runProcessWithProgressAsynchronously(backgroundable, indicator, null);
},
myProject.getDisposed());
flushLog();
}
}
@NotNull
private Set<PsiPackage> getContext() {
if (myIndex == 0) return myReferenceSet.getInitialContext();
Set<PsiPackage> psiPackages = new HashSet<>();
for (ResolveResult resolveResult : myReferenceSet.getReference(myIndex - 1).doMultiResolve()) {
PsiElement psiElement = resolveResult.getElement();
if (psiElement instanceof PsiPackage) {
psiPackages.add((PsiPackage) psiElement);
}
}
return psiPackages;
}
public static boolean filterEquals(ClassFilter[] filters1, ClassFilter[] filters2) {
if (filters1.length != filters2.length) {
return false;
}
final Set<ClassFilter> f1 =
new HashSet<ClassFilter>(Math.max((int) (filters1.length / .75f) + 1, 16));
final Set<ClassFilter> f2 =
new HashSet<ClassFilter>(Math.max((int) (filters2.length / .75f) + 1, 16));
Collections.addAll(f1, filters1);
Collections.addAll(f2, filters2);
return f2.equals(f1);
}
