@NotNull
@Override
public PsiClass[] findClassByShortName(
@NotNull String name, @NotNull final GlobalSearchScope scope) {
PsiClass[] allClasses = getCachedClassesByName(name);
if (allClasses.length == 0) return allClasses;
if (allClasses.length == 1) {
return PsiSearchScopeUtil.isInScope(scope, allClasses[0]) ? allClasses : PsiClass.EMPTY_ARRAY;
}
PsiClass[] array =
ContainerUtil.findAllAsArray(
allClasses,
new Condition<PsiClass>() {
@Override
public boolean value(PsiClass aClass) {
return PsiSearchScopeUtil.isInScope(scope, aClass);
}
});
Arrays.sort(
array,
new Comparator<PsiClass>() {
@Override
public int compare(PsiClass o1, PsiClass o2) {
VirtualFile file1 = o1.getContainingFile().getVirtualFile();
VirtualFile file2 = o2.getContainingFile().getVirtualFile();
if (file1 == null) return file2 == null ? 0 : -1;
if (file2 == null) return 1;
return scope.compare(file2, file1);
}
});
return array;
}
public static void sortIdenticalShortNameClasses(
PsiClass[] classes, @NotNull PsiReference context) {
if (classes.length <= 1) return;
PsiElement leaf =
context
.getElement()
.getFirstChild(); // the same proximity weighers are used in completion, where the
// leafness is critical
Arrays.sort(classes, new PsiProximityComparator(leaf));
}
private static HighlightVisitor[] filterVisitors(
HighlightVisitor[] highlightVisitors, final PsiFile file) {
final List<HighlightVisitor> visitors =
new ArrayList<HighlightVisitor>(highlightVisitors.length);
List<HighlightVisitor> list = Arrays.asList(highlightVisitors);
for (HighlightVisitor visitor :
DumbService.getInstance(file.getProject()).filterByDumbAwareness(list)) {
if (visitor.suitableForFile(file)) visitors.add(visitor);
}
LOG.assertTrue(!visitors.isEmpty(), list);
HighlightVisitor[] visitorArray = visitors.toArray(new HighlightVisitor[visitors.size()]);
Arrays.sort(visitorArray, VISITOR_ORDER_COMPARATOR);
return visitorArray;
}
public static void renameNonCodeUsages(
@NotNull Project project, @NotNull NonCodeUsageInfo[] usages) {
PsiDocumentManager.getInstance(project).commitAllDocuments();
Map<Document, List<UsageOffset>> docsToOffsetsMap = new HashMap<Document, List<UsageOffset>>();
final PsiDocumentManager psiDocumentManager = PsiDocumentManager.getInstance(project);
for (NonCodeUsageInfo usage : usages) {
PsiElement element = usage.getElement();
if (element == null) continue;
element = CodeInsightUtilBase.forcePsiPostprocessAndRestoreElement(element, true);
if (element == null) continue;
final ProperTextRange rangeInElement = usage.getRangeInElement();
if (rangeInElement == null) continue;
final PsiFile containingFile = element.getContainingFile();
final Document document = psiDocumentManager.getDocument(containingFile);
final Segment segment = usage.getSegment();
LOG.assertTrue(segment != null);
int fileOffset = segment.getStartOffset();
List<UsageOffset> list = docsToOffsetsMap.get(document);
if (list == null) {
list = new ArrayList<UsageOffset>();
docsToOffsetsMap.put(document, list);
}
list.add(new UsageOffset(fileOffset, fileOffset + rangeInElement.getLength(), usage.newText));
}
for (Document document : docsToOffsetsMap.keySet()) {
List<UsageOffset> list = docsToOffsetsMap.get(document);
LOG.assertTrue(list != null, document);
UsageOffset[] offsets = list.toArray(new UsageOffset[list.size()]);
Arrays.sort(offsets);
for (int i = offsets.length - 1; i >= 0; i--) {
UsageOffset usageOffset = offsets[i];
document.replaceString(usageOffset.startOffset, usageOffset.endOffset, usageOffset.newText);
}
PsiDocumentManager.getInstance(project).commitDocument(document);
}
PsiDocumentManager.getInstance(project).commitAllDocuments();
}
@NotNull
public PsiVariable[] getOutputVariables(boolean collectVariablesAtExitPoints) {
PsiVariable[] myOutputVariables =
ControlFlowUtil.getOutputVariables(
myControlFlow, myFlowStart, myFlowEnd, myExitPoints.toArray());
if (collectVariablesAtExitPoints) {
// variables declared in selected block used in return statements are to be considered output
// variables when extracting guard methods
final Set<PsiVariable> outputVariables = new HashSet<>(Arrays.asList(myOutputVariables));
for (PsiStatement statement : myExitStatements) {
statement.accept(
new JavaRecursiveElementVisitor() {
@Override
public void visitReferenceExpression(PsiReferenceExpression expression) {
super.visitReferenceExpression(expression);
final PsiElement resolved = expression.resolve();
if (resolved instanceof PsiVariable) {
final PsiVariable variable = (PsiVariable) resolved;
if (isWrittenInside(variable)) {
outputVariables.add(variable);
}
}
}
private boolean isWrittenInside(final PsiVariable variable) {
final List<Instruction> instructions = myControlFlow.getInstructions();
for (int i = myFlowStart; i < myFlowEnd; i++) {
Instruction instruction = instructions.get(i);
if (instruction instanceof WriteVariableInstruction
&& variable.equals(((WriteVariableInstruction) instruction).variable)) {
return true;
}
}
return false;
}
});
}
myOutputVariables = outputVariables.toArray(new PsiVariable[outputVariables.size()]);
}
Arrays.sort(myOutputVariables, PsiUtil.BY_POSITION);
return myOutputVariables;
}
@Override
@NotNull
public PsiFile[] getPsiRoots() {
final FileViewProvider viewProvider = getViewProvider();
final Set<Language> languages = viewProvider.getLanguages();
final PsiFile[] roots = new PsiFile[languages.size()];
int i = 0;
for (Language language : languages) {
PsiFile psi = viewProvider.getPsi(language);
if (psi == null) {
LOG.error("PSI is null for " + language + "; in file: " + this);
}
roots[i++] = psi;
}
if (roots.length > 1) {
Arrays.sort(roots, FILE_BY_LANGUAGE_ID);
}
return roots;
}
private static void sortVariableNameSuggestions(
String[] names,
final VariableKind variableKind,
@Nullable final String propertyName,
@Nullable final PsiType type) {
if (names.length <= 1) {
return;
}
if (LOG.isDebugEnabled()) {
LOG.debug("sorting names:" + variableKind);
if (propertyName != null) {
LOG.debug("propertyName:" + propertyName);
}
if (type != null) {
LOG.debug("type:" + type);
}
for (String name : names) {
int count =
JavaStatisticsManager.getVariableNameUseCount(name, variableKind, propertyName, type);
LOG.debug(name + " : " + count);
}
}
Comparator<String> comparator =
new Comparator<String>() {
@Override
public int compare(String s1, String s2) {
int count1 =
JavaStatisticsManager.getVariableNameUseCount(s1, variableKind, propertyName, type);
int count2 =
JavaStatisticsManager.getVariableNameUseCount(s2, variableKind, propertyName, type);
return count2 - count1;
}
};
Arrays.sort(names, comparator);
}
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;
}
}
@Override
public void invoke(@NotNull final Project project, final Editor editor, final PsiFile file)
throws IncorrectOperationException {
if (!FileModificationService.getInstance().prepareFileForWrite(file)) return;
PsiMethod[] constructors = myClass.getConstructors();
if (constructors.length == 0) {
final AddDefaultConstructorFix defaultConstructorFix = new AddDefaultConstructorFix(myClass);
ApplicationManager.getApplication()
.runWriteAction(
new Runnable() {
@Override
public void run() {
defaultConstructorFix.invoke(project, editor, file);
}
});
constructors = myClass.getConstructors();
}
Arrays.sort(
constructors,
new Comparator<PsiMethod>() {
@Override
public int compare(PsiMethod c1, PsiMethod c2) {
final PsiMethod cc1 = RefactoringUtil.getChainedConstructor(c1);
final PsiMethod cc2 = RefactoringUtil.getChainedConstructor(c2);
if (cc1 == c2) return 1;
if (cc2 == c1) return -1;
if (cc1 == null) {
return cc2 == null ? 0 : compare(c1, cc2);
} else {
return cc2 == null ? compare(cc1, c2) : compare(cc1, cc2);
}
}
});
final ArrayList<PsiMethod> constrs =
filterConstructorsIfFieldAlreadyAssigned(constructors, getField());
if (constrs.size() > 1) {
final PsiMethodMember[] members = new PsiMethodMember[constrs.size()];
int i = 0;
for (PsiMethod constructor : constrs) {
members[i++] = new PsiMethodMember(constructor);
}
final List<PsiMethodMember> elements;
if (ApplicationManager.getApplication().isUnitTestMode()) {
elements = Arrays.asList(members);
} else {
final MemberChooser<PsiMethodMember> chooser =
new MemberChooser<PsiMethodMember>(members, false, true, project);
chooser.setTitle("Choose constructors to add parameter to");
chooser.show();
elements = chooser.getSelectedElements();
if (elements == null) return;
}
for (PsiMethodMember member : elements) {
if (!addParameterToConstructor(
project, file, editor, member.getElement(), new PsiField[] {getField()})) break;
}
} else if (!constrs.isEmpty()) {
final Collection<SmartPsiElementPointer<PsiField>> fieldsToFix = getFieldsToFix();
try {
final PsiMethod constructor = constrs.get(0);
final LinkedHashSet<PsiField> fields = new LinkedHashSet<PsiField>();
getFieldsToFix().add(myField);
for (SmartPsiElementPointer<PsiField> elementPointer : fieldsToFix) {
final PsiField field = elementPointer.getElement();
if (field != null
&& isAvailable(field)
&& filterConstructorsIfFieldAlreadyAssigned(new PsiMethod[] {constructor}, field)
.contains(constructor)) {
fields.add(field);
}
}
if (constrs.size() == constructors.length
&& fields.size() > 1
&& !ApplicationManager.getApplication().isUnitTestMode()) {
PsiFieldMember[] members = new PsiFieldMember[fields.size()];
int i = 0;
for (PsiField field : fields) {
members[i++] = new PsiFieldMember(field);
}
MemberChooser<PsiElementClassMember> chooser =
new MemberChooser<PsiElementClassMember>(members, false, true, project);
chooser.setTitle("Choose Fields to Generate Constructor Parameters for");
chooser.show();
if (chooser.getExitCode() != DialogWrapper.OK_EXIT_CODE) return;
final List<PsiElementClassMember> selectedElements = chooser.getSelectedElements();
if (selectedElements == null) return;
fields.clear();
for (PsiElementClassMember member : selectedElements) {
fields.add((PsiField) member.getElement());
}
}
addParameterToConstructor(
project,
file,
editor,
constructor,
constrs.size() == constructors.length
? fields.toArray(new PsiField[fields.size()])
: new PsiField[] {getField()});
} finally {
fieldsToFix.clear();
}
}
}