@Nullable
public static String getReferencePrefix(@NotNull PsiElement insertedElement, int offsetInFile) {
final PsiReference ref = insertedElement.getContainingFile().findReferenceAt(offsetInFile);
if (ref != null) {
final PsiElement element = ref.getElement();
final int endIndex = offsetInFile - element.getTextRange().getStartOffset();
final int beginIndex = ref.getRangeInElement().getStartOffset();
if (beginIndex > endIndex) {
LOG.error(
"Inconsistent reference (found at offset not included in its range): ref="
+ ref
+ " element="
+ element
+ " text="
+ element.getText());
}
if (beginIndex < 0) {
LOG.error(
"Inconsistent reference (begin < 0): ref="
+ ref
+ " element="
+ element
+ "; begin="
+ beginIndex
+ " text="
+ element.getText());
}
LOG.assertTrue(endIndex >= 0);
return element.getText().substring(beginIndex, endIndex);
}
return null;
}
public static boolean addResult(
Processor<UsageInfo> results, PsiReference ref, FindUsagesOptions options) {
if (filterUsage(ref.getElement(), options)) {
TextRange rangeInElement = ref.getRangeInElement();
return results.process(
new UsageInfo(
ref.getElement(),
rangeInElement.getStartOffset(),
rangeInElement.getEndOffset(),
false));
}
return true;
}
@Override
@Nullable
public PsiReference findReferenceAt(int offset) {
TextRange minRange = new TextRange(0, getContents().length());
PsiReference ret = null;
for (final Language language : getLanguages()) {
final PsiElement psiRoot = getPsi(language);
final PsiReference reference =
SharedPsiElementImplUtil.findReferenceAt(psiRoot, offset, language);
if (reference == null) continue;
final TextRange textRange =
reference
.getRangeInElement()
.shiftRight(reference.getElement().getTextRange().getStartOffset());
if (minRange.contains(textRange) && !textRange.contains(minRange)) {
minRange = textRange;
ret = reference;
}
}
return ret;
}
public static void visitRefInDocTag(
final PsiDocTag tag,
final JavadocManager manager,
final PsiElement context,
final ArrayList<ProblemDescriptor> problems,
final InspectionManager inspectionManager,
final boolean onTheFly) {
final String tagName = tag.getName();
final PsiDocTagValue value = tag.getValueElement();
if (value == null) return;
final JavadocTagInfo info = manager.getTagInfo(tagName);
if (info != null && !info.isValidInContext(context)) return;
final String message = info == null || !info.isInline() ? null : info.checkTagValue(value);
if (message != null) {
problems.add(createDescriptor(value, message, inspectionManager, onTheFly));
}
final PsiReference reference = value.getReference();
if (reference == null) return;
final PsiElement element = reference.resolve();
if (element != null) return;
final int textOffset = value.getTextOffset();
if (textOffset == value.getTextRange().getEndOffset()) return;
final PsiDocTagValue valueElement = tag.getValueElement();
if (valueElement == null) return;
final CharSequence paramName =
value
.getContainingFile()
.getViewProvider()
.getContents()
.subSequence(textOffset, value.getTextRange().getEndOffset());
final String params = "<code>" + paramName + "</code>";
final List<LocalQuickFix> fixes = new ArrayList<LocalQuickFix>();
if (onTheFly && "param".equals(tagName)) {
final PsiDocCommentOwner commentOwner =
PsiTreeUtil.getParentOfType(tag, PsiDocCommentOwner.class);
if (commentOwner instanceof PsiMethod) {
final PsiMethod method = (PsiMethod) commentOwner;
final PsiParameter[] parameters = method.getParameterList().getParameters();
final PsiDocTag[] tags = tag.getContainingComment().getTags();
final Set<String> unboundParams = new HashSet<String>();
for (PsiParameter parameter : parameters) {
if (!JavaDocLocalInspection.isFound(tags, parameter)) {
unboundParams.add(parameter.getName());
}
}
if (!unboundParams.isEmpty()) {
fixes.add(new RenameReferenceQuickFix(unboundParams));
}
}
}
fixes.add(new RemoveTagFix(tagName, paramName));
problems.add(
inspectionManager.createProblemDescriptor(
valueElement,
reference.getRangeInElement(),
cannotResolveSymbolMessage(params),
ProblemHighlightType.LIKE_UNKNOWN_SYMBOL,
onTheFly,
fixes.toArray(new LocalQuickFix[fixes.size()])));
}
@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);
}
}
}
@NotNull
public static UsageInfo[] findUsages(
final PsiElement element,
final String newName,
boolean searchInStringsAndComments,
boolean searchForTextOccurrences,
Map<? extends PsiElement, String> allRenames) {
final List<UsageInfo> result = Collections.synchronizedList(new ArrayList<UsageInfo>());
PsiManager manager = element.getManager();
GlobalSearchScope projectScope = GlobalSearchScope.projectScope(manager.getProject());
RenamePsiElementProcessor processor = RenamePsiElementProcessor.forElement(element);
Collection<PsiReference> refs = processor.findReferences(element, searchInStringsAndComments);
for (final PsiReference ref : refs) {
if (ref == null) {
LOG.error("null reference from processor " + processor);
continue;
}
PsiElement referenceElement = ref.getElement();
result.add(
new MoveRenameUsageInfo(
referenceElement,
ref,
ref.getRangeInElement().getStartOffset(),
ref.getRangeInElement().getEndOffset(),
element,
ref.resolve() == null));
}
processor.findCollisions(element, newName, allRenames, result);
final PsiElement searchForInComments =
processor.getElementToSearchInStringsAndComments(element);
if (searchInStringsAndComments && searchForInComments != null) {
String stringToSearch =
ElementDescriptionUtil.getElementDescription(
searchForInComments, NonCodeSearchDescriptionLocation.STRINGS_AND_COMMENTS);
if (stringToSearch.length() > 0) {
final String stringToReplace = getStringToReplace(element, newName, false, processor);
TextOccurrencesUtil.UsageInfoFactory factory =
new NonCodeUsageInfoFactory(searchForInComments, stringToReplace);
TextOccurrencesUtil.addUsagesInStringsAndComments(
searchForInComments, stringToSearch, result, factory);
}
}
if (searchForTextOccurrences && searchForInComments != null) {
String stringToSearch =
ElementDescriptionUtil.getElementDescription(
searchForInComments, NonCodeSearchDescriptionLocation.NON_JAVA);
if (stringToSearch.length() > 0) {
final String stringToReplace = getStringToReplace(element, newName, true, processor);
addTextOccurrence(
searchForInComments, result, projectScope, stringToSearch, stringToReplace);
}
final Pair<String, String> additionalStringToSearch =
processor.getTextOccurrenceSearchStrings(searchForInComments, newName);
if (additionalStringToSearch != null && additionalStringToSearch.first.length() > 0) {
addTextOccurrence(
searchForInComments,
result,
projectScope,
additionalStringToSearch.first,
additionalStringToSearch.second);
}
}
return result.toArray(new UsageInfo[result.size()]);
}