@NotNull
private static String buildImportListText(
@NotNull String[] names,
@NotNull final Set<String> packagesOrClassesToImportOnDemand,
@NotNull final Set<String> namesToUseSingle,
@NotNull Set<String> namesToImportStaticly) {
final Set<String> importedPackagesOrClasses = new THashSet<String>();
@NonNls final StringBuilder buffer = new StringBuilder();
for (String name : names) {
String packageOrClassName = getPackageOrClassName(name);
final boolean implicitlyImported = JAVA_LANG_PACKAGE.equals(packageOrClassName);
boolean useOnDemand =
implicitlyImported || packagesOrClassesToImportOnDemand.contains(packageOrClassName);
if (useOnDemand && namesToUseSingle.contains(name)) {
useOnDemand = false;
}
if (useOnDemand
&& (importedPackagesOrClasses.contains(packageOrClassName) || implicitlyImported))
continue;
buffer.append("import ");
if (namesToImportStaticly.contains(name)) buffer.append("static ");
if (useOnDemand) {
importedPackagesOrClasses.add(packageOrClassName);
buffer.append(packageOrClassName);
buffer.append(".*");
} else {
buffer.append(name);
}
buffer.append(";\n");
}
return buffer.toString();
}
@NotNull
@Override
public GroovyResolveResult[] getCandidates() {
if (!hasCandidates()) return GroovyResolveResult.EMPTY_ARRAY;
final GroovyResolveResult[] results =
ResolveUtil.filterSameSignatureCandidates(getCandidatesInternal());
List<GroovyResolveResult> list = new ArrayList<GroovyResolveResult>(results.length);
myPropertyNames.removeAll(myPreferredFieldNames);
Set<String> usedFields = ContainerUtil.newHashSet();
for (GroovyResolveResult result : results) {
final PsiElement element = result.getElement();
if (element instanceof PsiField) {
final String name = ((PsiField) element).getName();
if (myPropertyNames.contains(name)
|| myLocalVars.contains(name)
|| usedFields.contains(name)) {
continue;
} else {
usedFields.add(name);
}
}
list.add(result);
}
return list.toArray(new GroovyResolveResult[list.size()]);
}
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);
}
}
/**
* 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;
}
private static void processClassInner(
PsiClassType type,
PsiSubstitutor superClassSubstitutor,
boolean shouldProcessDeprecated,
List<PsiMethod> result,
GrTypeDefinition classToDelegateTo,
Set<PsiClass> processedWithoutDeprecated,
Set<PsiClass> processedAll,
boolean keepParameterAnnotationsNew) {
final PsiClassType.ClassResolveResult resolveResult = type.resolveGenerics();
final PsiClass psiClass = resolveResult.getElement();
if (psiClass == null) return;
final String qname = psiClass.getQualifiedName();
if (CommonClassNames.JAVA_LANG_OBJECT.equals(qname)) return;
if (GroovyCommonClassNames.GROOVY_OBJECT.equals(qname)) return;
if (GroovyCommonClassNames.GROOVY_OBJECT_SUPPORT.equals(qname)) return;
final PsiSubstitutor substitutor =
TypesUtil.composeSubstitutors(resolveResult.getSubstitutor(), superClassSubstitutor);
if (processedAll.contains(psiClass)) return;
if (!shouldProcessDeprecated && processedWithoutDeprecated.contains(psiClass)) return;
if (shouldProcessDeprecated) {
processedAll.add(psiClass);
} else {
processedWithoutDeprecated.add(psiClass);
}
collectMethods(
psiClass,
substitutor,
shouldProcessDeprecated,
classToDelegateTo,
result,
keepParameterAnnotationsNew);
process(
psiClass,
substitutor,
shouldProcessDeprecated,
processedWithoutDeprecated,
processedAll,
result,
classToDelegateTo,
keepParameterAnnotationsNew);
}
private void updateDocumentFromPropertyValue(
final String value, final Document document, final PropertiesFile propertiesFile) {
@NonNls String text = value;
if (myBackSlashPressed.contains(propertiesFile)) {
text += "\\";
}
document.replaceString(0, document.getTextLength(), text);
}
protected boolean isScopeFinal(Class scopeClass) {
if (myFinalScopes.contains(scopeClass)) return true;
for (final Class myFinalScope : myFinalScopes) {
if (ReflectionCache.isAssignable(myFinalScope, scopeClass)) {
return true;
}
}
return false;
}
@Override
protected void visitClassMemberReferenceElement(
GrMember classMember, GrReferenceElement classMemberReference) {
if (classMember.hasModifierProperty(
PsiModifier.STATIC) /*&& classMemberReference.isQualified()*/) {
if (!myMovedMembers.contains(classMember)
&& RefactoringHierarchyUtil.isMemberBetween(
myTargetSuperClass, mySourceClass, classMember)) {
myReferences.add(classMemberReference);
myReferees.add(classMember);
myRefereeClasses.add(classMember.getContainingClass());
} else if (myMovedMembers.contains(classMember)
|| myMembersAfterMove.contains(classMember)) {
myReferences.add(classMemberReference);
myReferees.add(classMember);
myRefereeClasses.add(myTargetSuperClass);
}
}
}
public Boolean visitClassType(final PsiClassType classType) {
final PsiClass aClass = classType.resolve();
if (aClass instanceof PsiTypeParameter && myTypeParams.contains((PsiTypeParameter) aClass))
return true;
final PsiType[] types = classType.getParameters();
for (final PsiType psiType : types) {
if (psiType.accept(this).booleanValue()) return true;
}
return false;
}
@NotNull
public QualifiedResolveResult followAssignmentsChain(PyResolveContext resolveContext) {
PyReferenceExpression seeker = this;
QualifiedResolveResult ret = null;
List<PyExpression> qualifiers = new ArrayList<PyExpression>();
PyExpression qualifier = seeker.getQualifier();
if (qualifier != null) {
qualifiers.add(qualifier);
}
Set<PsiElement> visited = new HashSet<PsiElement>();
visited.add(this);
SEARCH:
while (ret == null) {
ResolveResult[] targets = seeker.getReference(resolveContext).multiResolve(false);
for (ResolveResult target : targets) {
PsiElement elt = target.getElement();
if (elt instanceof PyTargetExpression) {
PsiElement assigned_from = null;
final PyTargetExpression expr = (PyTargetExpression) elt;
final TypeEvalContext context = resolveContext.getTypeEvalContext();
if (context.maySwitchToAST(expr) || expr.getStub() == null) {
assigned_from = expr.findAssignedValue();
}
// TODO: Maybe findAssignedValueByStub() should become a part of the PyTargetExpression
// interface
else if (elt instanceof PyTargetExpressionImpl) {
assigned_from = ((PyTargetExpressionImpl) elt).findAssignedValueByStub(context);
}
if (assigned_from instanceof PyReferenceExpression) {
if (visited.contains(assigned_from)) {
break;
}
visited.add(assigned_from);
seeker = (PyReferenceExpression) assigned_from;
if (seeker.getQualifier() != null) {
qualifiers.add(seeker.getQualifier());
}
continue SEARCH;
} else if (assigned_from != null)
ret = new QualifiedResolveResultImpl(assigned_from, qualifiers, false);
} else if (ret == null && elt instanceof PyElement && target.isValidResult()) {
// remember this result, but a further reference may be the next resolve result
ret =
new QualifiedResolveResultImpl(
elt, qualifiers, target instanceof ImplicitResolveResult);
}
}
// all resolve results checked, reassignment not detected, nothing more to do
break;
}
if (ret == null) ret = EMPTY_RESULT;
return ret;
}
@NotNull
private static List<Import> importsToImportList(@NotNull PsiImportStatementBase[] imports) {
List<Import> result = new LinkedList<Import>();
for (PsiImportStatementBase i : imports) {
Import anImport = importToImport(i);
String name = anImport.getName();
if (!name.isEmpty() && !NOT_NULL_ANNOTATIONS.contains(name)) {
result.add(anImport);
}
}
return result;
}
public synchronized boolean renameFavoritesList(
@NotNull String oldName, @NotNull String newName) {
if (myReadOnlyLists.contains(oldName)) return false;
List<TreeItem<Pair<AbstractUrl, String>>> list = myName2FavoritesRoots.remove(oldName);
if (list != null && newName.length() > 0) {
myName2FavoritesRoots.put(newName, list);
fireListeners.listRemoved(oldName);
fireListeners.listAdded(newName);
return true;
}
return false;
}
/**
* Returns true if the given associated activity class is either found in the given set of
* classes, or (less likely) extends any of the classes in that set
*/
private static boolean containsOrExtends(
@NotNull Set<PsiClass> resolvedClasses, @NotNull PsiClass relatedActivity) {
if (resolvedClasses.contains(relatedActivity)) {
return true;
}
for (PsiClass resolvedClass : resolvedClasses) {
if (relatedActivity.isInheritor(resolvedClass, false)) {
return true;
}
}
return false;
}
@Override
public void visitReferenceExpression(final PsiReferenceExpression reference) {
if (myLineRange.intersects(reference.getTextRange())) {
final PsiElement psiElement = reference.resolve();
if (psiElement instanceof PsiVariable) {
final PsiVariable var = (PsiVariable) psiElement;
if (var instanceof PsiField) {
if (myCollectExpressions
&& !DebuggerUtils.hasSideEffectsOrReferencesMissingVars(
reference, myVisibleLocals)) {
/*
if (var instanceof PsiEnumConstant && reference.getQualifier() == null) {
final PsiClass enumClass = ((PsiEnumConstant)var).getContainingClass();
if (enumClass != null) {
final PsiExpression expression = JavaPsiFacade.getInstance(var.getProject()).getParserFacade().createExpressionFromText(enumClass.getName() + "." + var.getName(), var);
final PsiReference ref = expression.getReference();
if (ref != null) {
ref.bindToElement(var);
myExpressions.add(new TextWithImportsImpl(expression));
}
}
}
else {
myExpressions.add(new TextWithImportsImpl(reference));
}
*/
final PsiModifierList modifierList = var.getModifierList();
boolean isConstant =
(var instanceof PsiEnumConstant)
|| (modifierList != null
&& modifierList.hasModifierProperty(PsiModifier.STATIC)
&& modifierList.hasModifierProperty(PsiModifier.FINAL));
if (!isConstant) {
myExpressions.add(new TextWithImportsImpl(reference));
}
}
} else {
if (myVisibleLocals.contains(var.getName())) {
myVars.add(var.getName());
} else {
// fix for variables used in inner classes
if (!Comparing.equal(
PsiTreeUtil.getParentOfType(reference, PsiClass.class),
PsiTreeUtil.getParentOfType(var, PsiClass.class))) {
myExpressions.add(new TextWithImportsImpl(reference));
}
}
}
}
}
super.visitReferenceExpression(reference);
}
@Override
public void visitReferenceExpression(PsiReferenceExpression expression) {
final PsiExpression qualifierExpression = expression.getQualifierExpression();
if (qualifierExpression != null && !(qualifierExpression instanceof PsiThisExpression)) {
return;
}
final PsiElement resolved = expression.resolve();
if (resolved instanceof PsiParameter) {
myUsedParameters.add((PsiParameter) resolved);
} else if (myMovedFields.contains(resolved)) {
myUsedFields.add((PsiField) resolved);
}
}
private List<PsiElement> _process(final Matcher matcher, final boolean resolve) {
final XmlTag root = matcher.getRoot();
if (root == null || myHistory.contains(root)) {
return Collections.emptyList();
}
myHistory.add(root);
final List<PsiElement> found = new ArrayList<PsiElement>();
try {
if (matcher.isRecursive()) {
root.accept(
new XmlRecursiveElementVisitor() {
@Override
public void visitXmlTag(XmlTag tag) {
final Matcher.Result match = matcher.match(tag);
if (match != null) {
if (match.chain != null) {
found.addAll(_process(match.chain, resolve));
} else {
assert match.result != null;
found.add(match.result);
if (resolve) throw Stop.DONE;
}
}
super.visitXmlTag(tag);
}
});
} else {
root.acceptChildren(
new XmlElementVisitor() {
@Override
public void visitXmlTag(XmlTag tag) {
final Matcher.Result match = matcher.match(tag);
if (match != null) {
if (match.chain != null) {
found.addAll(_process(match.chain, resolve));
} else {
assert match.result != null;
found.add(match.result);
if (resolve) throw Stop.DONE;
}
}
}
});
}
} catch (Stop e) {
/* processing stopped */
}
return found;
}
private static void addParameters(
@NotNull PsiClass psiClass,
GrLightMethodBuilder fieldsConstructor,
boolean includeProperties,
boolean includeFields,
boolean optional,
Set<String> excludes) {
PsiMethod[] methods = CollectClassMembersUtil.getMethods(psiClass, false);
if (includeProperties) {
for (PsiMethod method : methods) {
if (!method.hasModifierProperty(PsiModifier.STATIC)
&& PropertyUtil.isSimplePropertySetter(method)) {
final String name = PropertyUtil.getPropertyNameBySetter(method);
if (!excludes.contains(name)) {
final PsiType type = PropertyUtil.getPropertyType(method);
assert type != null : method;
fieldsConstructor.addParameter(
new GrLightParameter(name, type, fieldsConstructor).setOptional(optional));
}
}
}
}
final Map<String, PsiMethod> properties = PropertyUtil.getAllProperties(true, false, methods);
for (PsiField field : CollectClassMembersUtil.getFields(psiClass, false)) {
final String name = field.getName();
if (includeFields
|| includeProperties && field instanceof GrField && ((GrField) field).isProperty()) {
if (!excludes.contains(name)
&& !field.hasModifierProperty(PsiModifier.STATIC)
&& !properties.containsKey(name)) {
fieldsConstructor.addParameter(
new GrLightParameter(name, field.getType(), fieldsConstructor).setOptional(optional));
}
}
}
}
public static boolean isAnnotatedWithParameter(
PsiAnnotation annotation, String parameter, Set<String> values) {
final PsiAnnotationMemberValue attributeValue =
annotation.findDeclaredAttributeValue(parameter);
if (attributeValue != null) {
Collection<String> matches = extractValuesFromParameter(attributeValue);
for (String s : matches) {
if (values.contains(s)) {
return true;
}
}
}
return false;
}
@SuppressWarnings({"HardCodedStringLiteral"})
public static boolean isCharOrIntegerArray(Value value) {
if (value == null) return false;
if (myCharOrIntegers == null) {
myCharOrIntegers = new HashSet<String>();
myCharOrIntegers.add("C");
myCharOrIntegers.add("B");
myCharOrIntegers.add("S");
myCharOrIntegers.add("I");
myCharOrIntegers.add("J");
}
String signature = value.type().signature();
int i;
for (i = 0; signature.charAt(i) == '['; i++) ;
if (i == 0) return false;
signature = signature.substring(i, signature.length());
return myCharOrIntegers.contains(signature);
}
public static boolean processDeclarationsInClass(
@NotNull PsiClass aClass,
@NotNull final PsiScopeProcessor processor,
@NotNull ResolveState state,
@Nullable Set<PsiClass> visited,
PsiElement last,
@NotNull PsiElement place,
boolean isRaw) {
if (last instanceof PsiTypeParameterList || last instanceof PsiModifierList) {
return true; // TypeParameterList and ModifierList do not see our declarations
}
if (visited != null && visited.contains(aClass)) return true;
PsiSubstitutor substitutor = state.get(PsiSubstitutor.KEY);
isRaw = isRaw || PsiUtil.isRawSubstitutor(aClass, substitutor);
ParameterizedCachedValue<MembersMap, PsiClass> cache =
getValues(aClass); // aClass.getUserData(MAP_IN_CLASS_KEY);
boolean upToDate = cache.hasUpToDateValue();
LanguageLevel languageLevel = PsiUtil.getLanguageLevel(place);
if (
/*true || */ upToDate) {
final NameHint nameHint = processor.getHint(NameHint.KEY);
if (nameHint != null) {
String name = nameHint.getName(state);
return processCachedMembersByName(
aClass,
processor,
state,
visited,
last,
place,
isRaw,
substitutor,
cache.getValue(aClass),
name,
languageLevel);
}
}
return processDeclarationsInClassNotCached(
aClass, processor, state, visited, last, place, isRaw, languageLevel);
}
public boolean execute(PsiElement element, ResolveState state) {
//noinspection SuspiciousMethodCalls
if (myNonInitializedFields.contains(element)) {
return true;
}
if (!(element instanceof PsiClass) && element instanceof PsiModifierListOwner) {
PsiModifierListOwner modifierListOwner = (PsiModifierListOwner) element;
if (myStatic) {
if (!modifierListOwner.hasModifierProperty(PsiModifier.STATIC)) {
// we don't need non static method in static context.
return true;
}
} else {
if (!mySettings.SHOW_STATIC_AFTER_INSTANCE
&& modifierListOwner.hasModifierProperty(PsiModifier.STATIC)
&& !myMembersFlag) {
// according settings we don't need to process such fields/methods
return true;
}
}
}
final PsiElement elementParent = myElement.getParent();
if (element instanceof PsiPackage && myScope instanceof PsiClass) {
if (!(elementParent instanceof PsiQualifiedReference
&& ((PsiQualifiedReference) elementParent).getQualifier() != null)) {
return true;
}
}
if (satisfies(element, state) && isAccessible(element)) {
CompletionElement element1 =
new CompletionElement(
myQualifierType, element, state.get(PsiSubstitutor.KEY), myQualifierClass);
if (myResultNames.add(element1.getUniqueId())) {
myResults.add(element1);
}
}
return true;
}
private void reportNullableArgumentsPassedToNonAnnotated(
DataFlowInstructionVisitor visitor, ProblemsHolder holder, Set<PsiElement> reportedAnchors) {
for (PsiElement expr :
visitor.getProblems(NullabilityProblem.passingNullableArgumentToNonAnnotatedParameter)) {
if (reportedAnchors.contains(expr)) continue;
final String text =
isNullLiteralExpression(expr)
? "Passing <code>null</code> argument to non annotated parameter"
: "Argument <code>#ref</code> #loc might be null but passed to non annotated parameter";
LocalQuickFix[] fixes =
createNPEFixes((PsiExpression) expr, (PsiExpression) expr, holder.isOnTheFly());
final PsiElement parent = expr.getParent();
if (parent instanceof PsiExpressionList) {
final int idx = ArrayUtilRt.find(((PsiExpressionList) parent).getExpressions(), expr);
if (idx > -1) {
final PsiElement gParent = parent.getParent();
if (gParent instanceof PsiCallExpression) {
final PsiMethod psiMethod = ((PsiCallExpression) gParent).resolveMethod();
if (psiMethod != null
&& psiMethod.getManager().isInProject(psiMethod)
&& AnnotationUtil.isAnnotatingApplicable(psiMethod)) {
final PsiParameter[] parameters = psiMethod.getParameterList().getParameters();
if (idx < parameters.length) {
final AddNullableAnnotationFix addNullableAnnotationFix =
new AddNullableAnnotationFix(parameters[idx]);
fixes =
fixes == null
? new LocalQuickFix[] {addNullableAnnotationFix}
: ArrayUtil.append(fixes, addNullableAnnotationFix);
holder.registerProblem(expr, text, fixes);
reportedAnchors.add(expr);
}
}
}
}
}
}
}
private static void addNamesFromStatistics(
Set<String> names,
VariableKind variableKind,
@Nullable String propertyName,
@Nullable PsiType type) {
String[] allNames =
JavaStatisticsManager.getAllVariableNamesUsed(variableKind, propertyName, type);
int maxFrequency = 0;
for (String name : allNames) {
int count =
JavaStatisticsManager.getVariableNameUseCount(name, variableKind, propertyName, type);
maxFrequency = Math.max(maxFrequency, count);
}
int frequencyLimit = Math.max(5, maxFrequency / 2);
for (String name : allNames) {
if (names.contains(name)) {
continue;
}
int count =
JavaStatisticsManager.getVariableNameUseCount(name, variableKind, propertyName, type);
if (LOG.isDebugEnabled()) {
LOG.debug("new name:" + name + " count:" + count);
LOG.debug("frequencyLimit:" + frequencyLimit);
}
if (count >= frequencyLimit) {
names.add(name);
}
}
if (propertyName != null && type != null) {
addNamesFromStatistics(names, variableKind, propertyName, null);
addNamesFromStatistics(names, variableKind, null, type);
}
}
static boolean isSideEffectFreeConstructor(PsiNewExpression newExpression) {
PsiJavaCodeReferenceElement classReference = newExpression.getClassReference();
PsiClass aClass = classReference == null ? null : (PsiClass) classReference.resolve();
String qualifiedName = aClass == null ? null : aClass.getQualifiedName();
if (qualifiedName == null) return false;
if (ourSideEffectFreeClasses.contains(qualifiedName)) return true;
PsiFile file = aClass.getContainingFile();
PsiDirectory directory = file.getContainingDirectory();
PsiPackage classPackage = JavaDirectoryService.getInstance().getPackage(directory);
String packageName = classPackage == null ? null : classPackage.getQualifiedName();
// all Throwable descendants from java.lang are side effects free
if ("java.lang".equals(packageName) || "java.io".equals(packageName)) {
PsiClass throwableClass =
JavaPsiFacade.getInstance(aClass.getProject())
.findClass("java.lang.Throwable", aClass.getResolveScope());
if (throwableClass != null
&& InheritanceUtil.isInheritorOrSelf(aClass, throwableClass, true)) {
return true;
}
}
return false;
}
@NotNull
public static Set<JetElement> findRootExpressions(
@NotNull Collection<JetElement> unreachableElements) {
Set<JetElement> rootElements = new HashSet<JetElement>();
final Set<JetElement> shadowedElements = new HashSet<JetElement>();
JetVisitorVoid shadowAllChildren =
new JetVisitorVoid() {
@Override
public void visitJetElement(@NotNull JetElement element) {
if (shadowedElements.add(element)) {
element.acceptChildren(this);
}
}
};
for (JetElement element : unreachableElements) {
if (shadowedElements.contains(element)) continue;
element.acceptChildren(shadowAllChildren);
rootElements.removeAll(shadowedElements);
rootElements.add(element);
}
return rootElements;
}
@Override
public boolean isCommitted(@NotNull Document document) {
if (getSynchronizer().isInSynchronization(document)) return true;
return !((DocumentEx) document).isInEventsHandling()
&& !myUncommittedDocuments.contains(document);
}
@Override
public void visitXmlAttributeValue(XmlAttributeValue value) {
for (PsiReference reference : value.getReferences()) {
if (!(reference instanceof OnClickConverter.MyReference)) {
continue;
}
final OnClickConverter.MyReference ref = (OnClickConverter.MyReference) reference;
final String methodName = ref.getValue();
if (methodName.isEmpty()) {
continue;
}
final ResolveResult[] results = ref.multiResolve(false);
final Set<PsiClass> resolvedClasses = new HashSet<PsiClass>();
final Set<PsiClass> resolvedClassesWithMistake = new HashSet<PsiClass>();
for (ResolveResult result : results) {
if (result instanceof OnClickConverter.MyResolveResult) {
final PsiElement element = result.getElement();
if (element != null) {
final PsiClass aClass = PsiTreeUtil.getParentOfType(element, PsiClass.class);
if (aClass != null) {
resolvedClasses.add(aClass);
if (!((OnClickConverter.MyResolveResult) result).hasCorrectSignature()) {
resolvedClassesWithMistake.add(aClass);
}
}
}
}
}
PsiClass activity = null;
for (PsiClass relatedActivity : myRelatedActivities) {
if (!containsOrExtends(resolvedClasses, relatedActivity)) {
activity = relatedActivity;
break;
} else if (activity == null
&& containsOrExtends(resolvedClassesWithMistake, relatedActivity)) {
activity = relatedActivity;
}
}
if (activity != null) {
reportMissingOnClickProblem(
ref, activity, methodName, resolvedClassesWithMistake.contains(activity));
} else if (results.length == 0) {
myResult.add(
myInspectionManager.createProblemDescriptor(
value,
reference.getRangeInElement(),
ProblemsHolder.unresolvedReferenceMessage(reference),
ProblemHighlightType.GENERIC_ERROR_OR_WARNING,
myOnTheFly));
} else if (resolvedClassesWithMistake.size() > 0) {
reportMissingOnClickProblem(
ref, resolvedClassesWithMistake.iterator().next(), methodName, true);
}
}
}
public PsiImportList prepareOptimizeImportsResult(@NotNull final PsiJavaFile file) {
CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(file.getProject());
final Set<String> namesToImportStaticly = new THashSet<String>();
String[] names =
collectNamesToImport(
file,
namesToImportStaticly); // Note: this array may contain "<packageOrClassName>.*" for
// unresolved imports!
Arrays.sort(names);
ArrayList<String> namesList = new ArrayList<String>();
ImportLayoutTable table = mySettings.IMPORT_LAYOUT_TABLE;
if (table != null) {
int[] entriesForName = ArrayUtil.newIntArray(names.length);
for (int i = 0; i < names.length; i++) {
entriesForName[i] = findEntryIndex(names[i]);
}
Entry[] entries = table.getEntries();
for (int i = 0; i < entries.length; i++) {
Entry entry = entries[i];
if (entry instanceof PackageEntry) {
for (int j = 0; j < names.length; j++) {
if (entriesForName[j] == i) {
namesList.add(names[j]);
names[j] = null;
}
}
}
}
}
for (String name : names) {
if (name != null) namesList.add(name);
}
names = ArrayUtil.toStringArray(namesList);
TObjectIntHashMap<String> packageToCountMap = new TObjectIntHashMap<String>();
TObjectIntHashMap<String> classToCountMap = new TObjectIntHashMap<String>();
for (String name : names) {
String packageOrClassName = getPackageOrClassName(name);
if (packageOrClassName.length() == 0) continue;
if (namesToImportStaticly.contains(name)) {
int count = classToCountMap.get(packageOrClassName);
classToCountMap.put(packageOrClassName, count + 1);
} else {
int count = packageToCountMap.get(packageOrClassName);
packageToCountMap.put(packageOrClassName, count + 1);
}
}
final Set<String> classesOrPackagesToImportOnDemand = new THashSet<String>();
class MyVisitorProcedure implements TObjectIntProcedure<String> {
private final boolean myIsVisitingPackages;
MyVisitorProcedure(boolean isVisitingPackages) {
myIsVisitingPackages = isVisitingPackages;
}
public boolean execute(final String packageOrClassName, final int count) {
if (isToUseImportOnDemand(packageOrClassName, count, !myIsVisitingPackages)) {
classesOrPackagesToImportOnDemand.add(packageOrClassName);
}
return true;
}
}
classToCountMap.forEachEntry(new MyVisitorProcedure(false));
packageToCountMap.forEachEntry(new MyVisitorProcedure(true));
Set<String> classesToUseSingle =
findSingleImports(file, names, classesOrPackagesToImportOnDemand, namesToImportStaticly);
try {
final String text =
buildImportListText(
names, classesOrPackagesToImportOnDemand, classesToUseSingle, namesToImportStaticly);
String ext = StdFileTypes.JAVA.getDefaultExtension();
final PsiJavaFile dummyFile =
(PsiJavaFile)
PsiFileFactory.getInstance(file.getProject())
.createFileFromText("_Dummy_." + ext, StdFileTypes.JAVA, text);
codeStyleManager.reformat(dummyFile);
PsiImportList resultList = dummyFile.getImportList();
PsiImportList oldList = file.getImportList();
if (oldList.isReplaceEquivalent(resultList)) return null;
return resultList;
} catch (IncorrectOperationException e) {
LOG.error(e);
return null;
}
}
@Nullable
private static PsiExpression createDefaultValue(
JavaChangeInfo changeInfo,
final PsiElementFactory factory,
final JavaParameterInfo info,
final PsiExpressionList list)
throws IncorrectOperationException {
if (info.isUseAnySingleVariable()) {
final PsiResolveHelper resolveHelper =
JavaPsiFacade.getInstance(list.getProject()).getResolveHelper();
final PsiType type = info.getTypeWrapper().getType(changeInfo.getMethod(), list.getManager());
final VariablesProcessor processor =
new VariablesProcessor(false) {
protected boolean check(PsiVariable var, ResolveState state) {
if (var instanceof PsiField
&& !resolveHelper.isAccessible((PsiField) var, list, null)) return false;
if (var instanceof PsiLocalVariable
&& list.getTextRange().getStartOffset() <= var.getTextRange().getStartOffset())
return false;
if (PsiTreeUtil.isAncestor(var, list, false)) return false;
final PsiType varType = state.get(PsiSubstitutor.KEY).substitute(var.getType());
return type.isAssignableFrom(varType);
}
public boolean execute(PsiElement pe, ResolveState state) {
super.execute(pe, state);
return size() < 2;
}
};
PsiScopesUtil.treeWalkUp(processor, list, null);
if (processor.size() == 1) {
final PsiVariable result = processor.getResult(0);
return factory.createExpressionFromText(result.getName(), list);
}
if (processor.size() == 0) {
final PsiClass parentClass = PsiTreeUtil.getParentOfType(list, PsiClass.class);
if (parentClass != null) {
PsiClass containingClass = parentClass;
final Set<PsiClass> containingClasses = new HashSet<PsiClass>();
while (containingClass != null) {
if (type.isAssignableFrom(factory.createType(containingClass, PsiSubstitutor.EMPTY))) {
containingClasses.add(containingClass);
}
containingClass = PsiTreeUtil.getParentOfType(containingClass, PsiClass.class);
}
if (containingClasses.size() == 1) {
return RefactoringUtil.createThisExpression(
parentClass.getManager(),
containingClasses.contains(parentClass)
? null
: containingClasses.iterator().next());
}
}
}
}
final PsiCallExpression callExpression =
PsiTreeUtil.getParentOfType(list, PsiCallExpression.class);
final String defaultValue = info.getDefaultValue();
return callExpression != null
? info.getValue(callExpression)
: defaultValue.length() > 0 ? factory.createExpressionFromText(defaultValue, list) : null;
}
@NotNull
private static Set<String> findSingleImports(
@NotNull final PsiJavaFile file,
@NotNull String[] names,
@NotNull final Set<String> onDemandImports,
@NotNull Set<String> namesToImportStaticly) {
final GlobalSearchScope resolveScope = file.getResolveScope();
Set<String> namesToUseSingle = new THashSet<String>();
final String thisPackageName = file.getPackageName();
final Set<String> implicitlyImportedPackages =
new THashSet<String>(Arrays.asList(file.getImplicitlyImportedPackages()));
final PsiManager manager = file.getManager();
for (String name : names) {
String prefix = getPackageOrClassName(name);
if (prefix.length() == 0) continue;
final boolean isImplicitlyImported = implicitlyImportedPackages.contains(prefix);
if (!onDemandImports.contains(prefix) && !isImplicitlyImported) continue;
String shortName = PsiNameHelper.getShortClassName(name);
String thisPackageClass =
thisPackageName.length() > 0 ? thisPackageName + "." + shortName : shortName;
if (JavaPsiFacade.getInstance(manager.getProject()).findClass(thisPackageClass, resolveScope)
!= null) {
namesToUseSingle.add(name);
continue;
}
if (!isImplicitlyImported) {
String langPackageClass = JAVA_LANG_PACKAGE + "." + shortName; // TODO : JSP!
if (JavaPsiFacade.getInstance(manager.getProject())
.findClass(langPackageClass, resolveScope)
!= null) {
namesToUseSingle.add(name);
continue;
}
}
for (String onDemandName : onDemandImports) {
if (prefix.equals(onDemandName)) continue;
if (namesToImportStaticly.contains(name)) {
PsiClass aClass =
JavaPsiFacade.getInstance(manager.getProject()).findClass(onDemandName, resolveScope);
if (aClass != null) {
PsiField field = aClass.findFieldByName(shortName, true);
if (field != null && field.hasModifierProperty(PsiModifier.STATIC)) {
namesToUseSingle.add(name);
} else {
PsiClass inner = aClass.findInnerClassByName(shortName, true);
if (inner != null && inner.hasModifierProperty(PsiModifier.STATIC)) {
namesToUseSingle.add(name);
} else {
PsiMethod[] methods = aClass.findMethodsByName(shortName, true);
for (PsiMethod method : methods) {
if (method.hasModifierProperty(PsiModifier.STATIC)) {
namesToUseSingle.add(name);
}
}
}
}
}
} else {
PsiClass aClass =
JavaPsiFacade.getInstance(manager.getProject())
.findClass(onDemandName + "." + shortName, resolveScope);
if (aClass != null) {
namesToUseSingle.add(name);
}
}
}
}
return namesToUseSingle;
}
