@NotNull
private Dimension expandIfNecessary(@NotNull Dimension base) {
if (base.width >= myMinWidth && base.height >= myMinHeight) {
return base;
}
return new Dimension(Math.max(myMinWidth, base.width), Math.max(myMinHeight, base.height));
}
private Pair<MutableTextRange, StringBuffer> getFragmentByRange(int start, final int length) {
final StringBuffer fragmentBuffer = new StringBuffer();
int end = start + length;
// restoring buffer and remove all subfragments from the list
int documentOffset = 0;
int effectiveOffset = 0;
Iterator<Pair<MutableTextRange, StringBuffer>> iterator = myAffectedFragments.iterator();
while (iterator.hasNext() && effectiveOffset <= end) {
final Pair<MutableTextRange, StringBuffer> pair = iterator.next();
final MutableTextRange range = pair.getFirst();
final StringBuffer buffer = pair.getSecond();
int effectiveFragmentEnd = range.getStartOffset() + buffer.length();
if (range.getStartOffset() <= start && effectiveFragmentEnd >= end) return pair;
if (effectiveFragmentEnd >= start) {
final int effectiveStart = Math.max(effectiveOffset, start);
if (range.getStartOffset() > start) {
fragmentBuffer.append(
myDocument.getCharsSequence(),
effectiveStart - effectiveOffset + documentOffset,
Math.min(range.getStartOffset(), end) - effectiveOffset + documentOffset);
}
if (end >= range.getStartOffset()) {
fragmentBuffer.append(buffer);
end =
end > effectiveFragmentEnd
? end - (buffer.length() - range.getLength())
: range.getEndOffset();
effectiveFragmentEnd = range.getEndOffset();
start = Math.min(start, range.getStartOffset());
iterator.remove();
}
}
documentOffset += range.getEndOffset() - effectiveOffset;
effectiveOffset = effectiveFragmentEnd;
}
if (effectiveOffset < end) {
final int effectiveStart = Math.max(effectiveOffset, start);
fragmentBuffer.append(
myDocument.getCharsSequence(),
effectiveStart - effectiveOffset + documentOffset,
end - effectiveOffset + documentOffset);
}
MutableTextRange newRange = new MutableTextRange(start, end);
final Pair<MutableTextRange, StringBuffer> pair =
new Pair<MutableTextRange, StringBuffer>(newRange, fragmentBuffer);
for (Pair<MutableTextRange, StringBuffer> affectedFragment : myAffectedFragments) {
MutableTextRange range = affectedFragment.getFirst();
assert end <= range.getStartOffset() || range.getEndOffset() <= start
: "Range :" + range + "; Added: " + newRange;
}
myAffectedFragments.add(pair);
return pair;
}
/**
* Returns the original comment info of the specified element or null
*
* @param element the specified element
* @return text chunk
*/
@Nullable
private static String getOrigCommentInfo(PsiDocCommentOwner element) {
StringBuilder sb = new StringBuilder();
PsiElement e = element.getFirstChild();
if (!(e instanceof PsiComment)) {
// no comments for this element
return null;
} else {
boolean first = true;
while (true) {
if (e instanceof PsiDocComment) {
PsiComment cm = (PsiComment) e;
String text = cm.getText();
if (text.startsWith("//")) {
if (!first) sb.append('\n');
sb.append(text.substring(2).trim());
} else if (text.startsWith("/*")) {
if (text.charAt(2) == '*') {
text = text.substring(3, Math.max(3, text.length() - 2));
} else {
text = text.substring(2, Math.max(2, text.length() - 2));
}
sb.append(text);
}
} else if (!(e instanceof PsiWhiteSpace) && !(e instanceof PsiComment)) {
break;
}
first = false;
e = e.getNextSibling();
}
return sb.toString();
}
}
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);
}
public static void initOffsets(final PsiFile file, final OffsetMap offsetMap) {
int offset =
Math.max(
offsetMap.getOffset(CompletionInitializationContext.SELECTION_END_OFFSET),
offsetMap.getOffset(CompletionInitializationContext.IDENTIFIER_END_OFFSET));
PsiElement element = file.findElementAt(offset);
if (element instanceof PsiWhiteSpace
&& (!element.textContains('\n')
|| CodeStyleSettingsManager.getSettings(file.getProject())
.getCommonSettings(JavaLanguage.INSTANCE)
.METHOD_PARAMETERS_LPAREN_ON_NEXT_LINE)) {
element = file.findElementAt(element.getTextRange().getEndOffset());
}
if (element == null) return;
if (LEFT_PAREN.accepts(element)) {
offsetMap.addOffset(LPAREN_OFFSET, element.getTextRange().getStartOffset());
PsiElement list = element.getParent();
PsiElement last = list.getLastChild();
if (last instanceof PsiJavaToken
&& ((PsiJavaToken) last).getTokenType() == JavaTokenType.RPARENTH) {
offsetMap.addOffset(RPAREN_OFFSET, last.getTextRange().getStartOffset());
}
offsetMap.addOffset(ARG_LIST_END_OFFSET, list.getTextRange().getEndOffset());
}
}
private void enterScope(PsiElement element) {
scopeEntered.add(element);
m_currentDepth++;
if ((m_maximumDepth = Math.max(m_maximumDepth, m_currentDepth)) > myLimit) {
stopWalking();
}
}
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));
for (ClassFilter filter : filters1) {
f1.add(filter);
}
for (ClassFilter aFilters2 : filters2) {
f2.add(aFilters2);
}
return f2.equals(f1);
}
@Override
@NotNull
public String getPlainText() {
int startOffset = getNavigationOffset();
final PsiElement element = getElement();
if (element != null && startOffset != -1) {
final Document document = getDocument();
if (document != null) {
int lineNumber = document.getLineNumber(startOffset);
int lineStart = document.getLineStartOffset(lineNumber);
int lineEnd = document.getLineEndOffset(lineNumber);
String prefixSuffix = null;
if (lineEnd - lineStart > ChunkExtractor.MAX_LINE_LENGTH_TO_SHOW) {
prefixSuffix = "...";
lineStart =
Math.max(
startOffset - ChunkExtractor.OFFSET_BEFORE_TO_SHOW_WHEN_LONG_LINE, lineStart);
lineEnd =
Math.min(startOffset + ChunkExtractor.OFFSET_AFTER_TO_SHOW_WHEN_LONG_LINE, lineEnd);
}
String s = document.getCharsSequence().subSequence(lineStart, lineEnd).toString();
if (prefixSuffix != null) s = prefixSuffix + s + prefixSuffix;
return s;
}
}
return UsageViewBundle.message("node.invalid");
}
private static int getQuickFixType(PsiVariable variable) {
PsiElement outerCodeBlock = PsiUtil.getVariableCodeBlock(variable, null);
if (outerCodeBlock == null) return -1;
List<PsiReferenceExpression> outerReferences = new ArrayList<PsiReferenceExpression>();
collectReferences(outerCodeBlock, variable, outerReferences);
int type = MAKE_FINAL;
for (PsiReferenceExpression expression : outerReferences) {
// if it happens that variable referenced from another inner class, make sure it can be make
// final from there
PsiClass innerClass =
HighlightControlFlowUtil.getInnerClassVariableReferencedFrom(variable, expression);
if (innerClass != null) {
int thisType = MAKE_FINAL;
if (writtenInside(variable, innerClass)) {
// cannot make parameter array
if (variable instanceof PsiParameter) return -1;
thisType = MAKE_ARRAY;
}
if (thisType == MAKE_FINAL && !canBeFinal(variable, outerReferences)) {
thisType = COPY_TO_FINAL;
}
type = Math.max(type, thisType);
}
}
return type;
}
private static LineRange expandLineRangeToCoverPsiElements(
final LineRange range, Editor editor, final PsiFile file) {
Pair<PsiElement, PsiElement> psiRange = getElementRange(editor, file, range);
if (psiRange == null) return null;
final PsiElement parent =
PsiTreeUtil.findCommonParent(psiRange.getFirst(), psiRange.getSecond());
Pair<PsiElement, PsiElement> elementRange =
getElementRange(parent, psiRange.getFirst(), psiRange.getSecond());
if (elementRange == null) return null;
int endOffset = elementRange.getSecond().getTextRange().getEndOffset();
Document document = editor.getDocument();
if (endOffset > document.getTextLength()) {
LOG.assertTrue(!PsiDocumentManager.getInstance(file.getProject()).isUncommited(document));
LOG.assertTrue(PsiDocumentManagerImpl.checkConsistency(file, document));
}
int endLine;
if (endOffset == document.getTextLength()) {
endLine = document.getLineCount();
} else {
endLine = editor.offsetToLogicalPosition(endOffset).line + 1;
endLine = Math.min(endLine, document.getLineCount());
}
int startLine =
Math.min(
range.startLine,
editor.offsetToLogicalPosition(elementRange.getFirst().getTextOffset()).line);
endLine = Math.max(endLine, range.endLine);
return new LineRange(startLine, endLine);
}
private int getTypesMaxLength() {
int len = 0;
for (ParameterTableModelItemBase<ParameterInfoImpl> item : myParametersTableModel.getItems()) {
final String text = item.typeCodeFragment == null ? null : item.typeCodeFragment.getText();
len = Math.max(len, text == null ? 0 : text.length());
}
return len;
}
private int getNamesMaxLength() {
int len = 0;
for (ParameterTableModelItemBase<ParameterInfoImpl> item : myParametersTableModel.getItems()) {
final String text = item.parameter.getName();
len = Math.max(len, text == null ? 0 : text.length());
}
return len;
}
QuickDocInfoPane(
@NotNull PsiElement documentationAnchor,
@NotNull PsiElement elementUnderMouse,
@NotNull JComponent baseDocControl) {
myBaseDocControl = baseDocControl;
PresentationFactory presentationFactory = new PresentationFactory();
for (AbstractDocumentationTooltipAction action : ourTooltipActions) {
Icon icon = action.getTemplatePresentation().getIcon();
Dimension minSize = new Dimension(icon.getIconWidth(), icon.getIconHeight());
myButtons.add(
new ActionButton(
action,
presentationFactory.getPresentation(action),
IdeTooltipManager.IDE_TOOLTIP_PLACE,
minSize));
action.setDocInfo(documentationAnchor, elementUnderMouse);
}
Collections.reverse(myButtons);
setPreferredSize(baseDocControl.getPreferredSize());
setMaximumSize(baseDocControl.getMaximumSize());
setMinimumSize(baseDocControl.getMinimumSize());
setBackground(baseDocControl.getBackground());
add(baseDocControl, Integer.valueOf(0));
int minWidth = 0;
int minHeight = 0;
int buttonWidth = 0;
for (JComponent button : myButtons) {
button.setBorder(null);
button.setBackground(baseDocControl.getBackground());
add(button, Integer.valueOf(1));
button.setVisible(false);
Dimension preferredSize = button.getPreferredSize();
minWidth += preferredSize.width;
minHeight = Math.max(minHeight, preferredSize.height);
buttonWidth = Math.max(buttonWidth, preferredSize.width);
}
myButtonWidth = buttonWidth;
int margin = 2;
myMinWidth = minWidth + margin * 2 + (myButtons.size() - 1) * BUTTON_HGAP;
myMinHeight = minHeight + margin * 2;
}
private String getText(final int start, final int end) {
int currentOldDocumentOffset = 0;
int currentNewDocumentOffset = 0;
StringBuilder text = new StringBuilder();
Iterator<Pair<MutableTextRange, StringBuffer>> iterator = myAffectedFragments.iterator();
while (iterator.hasNext() && currentNewDocumentOffset < end) {
final Pair<MutableTextRange, StringBuffer> pair = iterator.next();
final MutableTextRange range = pair.getFirst();
final StringBuffer buffer = pair.getSecond();
final int fragmentEndInNewDocument = range.getStartOffset() + buffer.length();
if (range.getStartOffset() <= start && fragmentEndInNewDocument >= end) {
return buffer.substring(start - range.getStartOffset(), end - range.getStartOffset());
}
if (range.getStartOffset() >= start) {
final int effectiveStart = Math.max(currentNewDocumentOffset, start);
text.append(
myDocument.getCharsSequence(),
effectiveStart - currentNewDocumentOffset + currentOldDocumentOffset,
Math.min(range.getStartOffset(), end)
- currentNewDocumentOffset
+ currentOldDocumentOffset);
if (end > range.getStartOffset()) {
text.append(
buffer.substring(0, Math.min(end - range.getStartOffset(), buffer.length())));
}
}
currentOldDocumentOffset += range.getEndOffset() - currentNewDocumentOffset;
currentNewDocumentOffset = fragmentEndInNewDocument;
}
if (currentNewDocumentOffset < end) {
final int effectiveStart = Math.max(currentNewDocumentOffset, start);
text.append(
myDocument.getCharsSequence(),
effectiveStart - currentNewDocumentOffset + currentOldDocumentOffset,
end - currentNewDocumentOffset + currentOldDocumentOffset);
}
return text.toString();
}
int getNavigationOffset() {
Document document = getDocument();
if (document == null) return -1;
int offset = getUsageInfo().getNavigationOffset();
if (offset == -1) offset = myOffset;
if (offset >= document.getTextLength()) {
int line = Math.max(0, Math.min(myLineNumber, document.getLineCount() - 1));
offset = document.getLineStartOffset(line);
}
return offset;
}
private void commitToOriginalInner() {
final String text = myNewDocument.getText();
final Map<
PsiLanguageInjectionHost,
Set<Trinity<RangeMarker, RangeMarker, SmartPsiElementPointer>>>
map =
ContainerUtil.classify(
myMarkers.iterator(),
new Convertor<
Trinity<RangeMarker, RangeMarker, SmartPsiElementPointer>,
PsiLanguageInjectionHost>() {
@Override
public PsiLanguageInjectionHost convert(
final Trinity<RangeMarker, RangeMarker, SmartPsiElementPointer> o) {
final PsiElement element = o.third.getElement();
return (PsiLanguageInjectionHost) element;
}
});
PsiDocumentManager documentManager = PsiDocumentManager.getInstance(myProject);
documentManager.commitDocument(myOrigDocument); // commit here and after each manipulator update
int localInsideFileCursor = 0;
for (PsiLanguageInjectionHost host : map.keySet()) {
if (host == null) continue;
String hostText = host.getText();
ProperTextRange insideHost = null;
StringBuilder sb = new StringBuilder();
for (Trinity<RangeMarker, RangeMarker, SmartPsiElementPointer> entry : map.get(host)) {
RangeMarker origMarker = entry.first; // check for validity?
int hostOffset = host.getTextRange().getStartOffset();
ProperTextRange localInsideHost =
new ProperTextRange(
origMarker.getStartOffset() - hostOffset, origMarker.getEndOffset() - hostOffset);
RangeMarker rangeMarker = entry.second;
ProperTextRange localInsideFile =
new ProperTextRange(
Math.max(localInsideFileCursor, rangeMarker.getStartOffset()),
rangeMarker.getEndOffset());
if (insideHost != null) {
// append unchanged inter-markers fragment
sb.append(
hostText.substring(insideHost.getEndOffset(), localInsideHost.getStartOffset()));
}
sb.append(
localInsideFile.getEndOffset() <= text.length() && !localInsideFile.isEmpty()
? localInsideFile.substring(text)
: "");
localInsideFileCursor = localInsideFile.getEndOffset();
insideHost = insideHost == null ? localInsideHost : insideHost.union(localInsideHost);
}
assert insideHost != null;
ElementManipulators.getManipulator(host).handleContentChange(host, insideHost, sb.toString());
documentManager.commitDocument(myOrigDocument);
}
}
private void updatedMovedIntoEnd(
final Document document, @NotNull final MoveInfo info, final int offset) {
if (offset + 1 < document.getTextLength()) {
final int line = document.getLineNumber(offset + 1);
final LineRange toMove2 = info.toMove2;
if (toMove2 == null) return;
info.toMove2 =
new LineRange(
toMove2.startLine,
Math.min(Math.max(line, toMove2.endLine), document.getLineCount() - 1));
}
}
private boolean isWhiteSpaceOrComment(@NotNull PsiElement element, @NotNull TextRange range) {
final TextRange textRange = element.getTextRange();
TextRange intersection = range.intersection(textRange);
if (intersection == null) {
return false;
}
intersection =
TextRange.create(
Math.max(intersection.getStartOffset() - textRange.getStartOffset(), 0),
Math.min(
intersection.getEndOffset() - textRange.getStartOffset(), textRange.getLength()));
return isWhiteSpaceOrComment(element)
|| intersection.substring(element.getText()).trim().length() == 0;
}
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);
}
}
private static int calcMatch(final String expectedName, final List<String> words, int max) {
if (expectedName == null) return max;
String[] expectedWords = NameUtil.nameToWords(expectedName);
int limit = Math.min(words.size(), expectedWords.length);
for (int i = 0; i < limit; i++) {
String word = words.get(words.size() - i - 1);
String expectedWord = expectedWords[expectedWords.length - i - 1];
if (word.equalsIgnoreCase(expectedWord)) {
max = Math.max(max, i + 1);
} else {
break;
}
}
return max;
}
private static void adjustIndentationInRange(
final PsiFile file,
final Document document,
final TextRange[] indents,
final int indentAdjustment) {
final CharSequence charsSequence = document.getCharsSequence();
for (final TextRange indent : indents) {
final String oldIndentStr =
charsSequence.subSequence(indent.getStartOffset() + 1, indent.getEndOffset()).toString();
final int oldIndent =
IndentHelperImpl.getIndent(file.getProject(), file.getFileType(), oldIndentStr, true);
final String newIndentStr =
IndentHelperImpl.fillIndent(
file.getProject(), file.getFileType(), Math.max(oldIndent + indentAdjustment, 0));
document.replaceString(indent.getStartOffset() + 1, indent.getEndOffset(), newIndentStr);
}
}
@Override
public void exchangeRows(int row, int targetRow) {
if (row < 0 || row >= getVariableData().length) return;
if (targetRow < 0 || targetRow >= getVariableData().length) return;
final VariableData currentItem = getVariableData()[row];
getVariableData()[row] = getVariableData()[targetRow];
getVariableData()[targetRow] = currentItem;
TypeSelector currentSelector = myParameterTypeSelectors[row];
myParameterTypeSelectors[row] = myParameterTypeSelectors[targetRow];
myParameterTypeSelectors[targetRow] = currentSelector;
myTypeRendererCombo.setModel(new DefaultComboBoxModel(getVariableData()));
myTableModel.fireTableRowsUpdated(Math.min(targetRow, row), Math.max(targetRow, row));
myTable.getSelectionModel().setSelectionInterval(targetRow, targetRow);
updateSignature();
}
/**
* It's possible that we need to expand quick doc control's width in order to provide better
* visual representation (see http://youtrack.jetbrains.com/issue/IDEA-101425). This method
* calculates that width expand.
*
* @param buttonWidth icon button's width
* @param updatedText text which will be should at the quick doc control
* @return width increase to apply to the target quick doc control (zero if no additional width
* increase is required)
*/
private static int calculateWidthIncrease(int buttonWidth, String updatedText) {
int maxLineWidth = 0;
TIntArrayList lineWidths = new TIntArrayList();
for (String lineText : StringUtil.split(updatedText, "<br/>")) {
String html = HintUtil.prepareHintText(lineText, HintUtil.getInformationHint());
int width = new JLabel(html).getPreferredSize().width;
maxLineWidth = Math.max(maxLineWidth, width);
lineWidths.add(width);
}
if (!lineWidths.isEmpty()) {
int firstLineAvailableTrailingWidth = maxLineWidth - lineWidths.get(0);
if (firstLineAvailableTrailingWidth >= buttonWidth) {
return 0;
} else {
return buttonWidth - firstLineAvailableTrailingWidth;
}
}
return 0;
}
private int updateMovedRegionEnd(
final Document document,
int movedLineStart,
final int valueStart,
@NotNull final MoveInfo info,
final boolean down) {
final int line = document.getLineNumber(valueStart);
final LineRange toMove = info.toMove;
int delta = line - toMove.endLine;
info.toMove = new LineRange(toMove.startLine, Math.max(line, toMove.endLine));
// update moved range
if (delta > 0 && down) {
final LineRange toMove2 = info.toMove2;
info.toMove2 =
new LineRange(
toMove2.startLine + delta,
Math.min(toMove2.endLine + delta, document.getLineCount() - 1));
movedLineStart = document.getLineStartOffset(toMove.startLine);
}
return movedLineStart;
}
protected static void checkAccessStaticLevels(
@NotNull List<CandidateInfo> conflicts, boolean checkAccessible) {
int conflictsCount = conflicts.size();
int maxCheckLevel = -1;
int[] checkLevels = new int[conflictsCount];
int index = 0;
for (final CandidateInfo conflict : conflicts) {
ProgressManager.checkCanceled();
final MethodCandidateInfo method = (MethodCandidateInfo) conflict;
final int level = checkAccessible ? getCheckAccessLevel(method) : getCheckStaticLevel(method);
checkLevels[index++] = level;
maxCheckLevel = Math.max(maxCheckLevel, level);
}
for (int i = conflictsCount - 1; i >= 0; i--) {
// check for level
if (checkLevels[i] < maxCheckLevel) {
conflicts.remove(i);
}
}
}
@NotNull
@Override
public Comparable weigh(@NotNull LookupElement element) {
final Object object = element.getObject();
final String name = getLookupObjectName(object);
if (name != null) {
int max = 0;
final List<String> wordsNoDigits = NameUtil.nameToWordsLowerCase(truncDigits(name));
for (ExpectedTypeInfo myExpectedInfo : myExpectedTypes) {
String expectedName = ((ExpectedTypeInfoImpl) myExpectedInfo).getExpectedName().compute();
if (expectedName != null) {
final THashSet<String> set =
new THashSet<String>(NameUtil.nameToWordsLowerCase(truncDigits(expectedName)));
set.retainAll(wordsNoDigits);
max = Math.max(max, set.size());
}
}
return -max;
}
return 0;
}
public int getEmptyLinesBetween(
@NotNull PsiImportStatementBase statement1, @NotNull PsiImportStatementBase statement2) {
int index1 = findEntryIndex(statement1);
int index2 = findEntryIndex(statement2);
if (index1 == index2) return 0;
if (index1 > index2) {
int t = index1;
index1 = index2;
index2 = t;
}
Entry[] entries = mySettings.IMPORT_LAYOUT_TABLE.getEntries();
int maxSpace = 0;
for (int i = index1 + 1; i < index2; i++) {
if (entries[i] instanceof EmptyLineEntry) {
int space = 0;
do {
space++;
} while (entries[++i] instanceof EmptyLineEntry);
maxSpace = Math.max(maxSpace, space);
}
}
return maxSpace;
}
/**
* Returns number of different parameters in i18n message. For example, for string <i>Class {0}
* info: Class {0} extends class {1} and implements interface {2}</i> number of parameters is 3.
*
* @param expression i18n literal
* @return number of parameters
*/
public static int getPropertyValueParamsMaxCount(final PsiLiteralExpression expression) {
int maxCount = -1;
for (PsiReference reference : expression.getReferences()) {
if (reference instanceof PsiPolyVariantReference) {
for (ResolveResult result : ((PsiPolyVariantReference) reference).multiResolve(false)) {
if (result.isValidResult() && result.getElement() instanceof IProperty) {
String value = ((IProperty) result.getElement()).getValue();
MessageFormat format;
try {
format = new MessageFormat(value);
} catch (Exception e) {
continue; // ignore syntax error
}
try {
int count = format.getFormatsByArgumentIndex().length;
maxCount = Math.max(maxCount, count);
} catch (IllegalArgumentException ignored) {
}
}
}
}
}
return maxCount;
}
/**
* This method searches ast node that could be reparsed incrementally and returns pair of target
* reparseable node and new replacement node. Returns null if there is no any chance to make
* incremental parsing.
*/
@Nullable
public Couple<ASTNode> findReparseableRoots(
@NotNull PsiFileImpl file,
@NotNull TextRange changedPsiRange,
@NotNull CharSequence newFileText) {
Project project = file.getProject();
final FileElement fileElement = file.getTreeElement();
final CharTable charTable = fileElement.getCharTable();
int lengthShift = newFileText.length() - fileElement.getTextLength();
if (fileElement.getElementType() instanceof ITemplateDataElementType || isTooDeep(file)) {
// unable to perform incremental reparse for template data in JSP, or in exceptionally deep
// trees
return null;
}
final ASTNode leafAtStart =
fileElement.findLeafElementAt(Math.max(0, changedPsiRange.getStartOffset() - 1));
final ASTNode leafAtEnd =
fileElement.findLeafElementAt(
Math.min(changedPsiRange.getEndOffset(), fileElement.getTextLength() - 1));
ASTNode node =
leafAtStart != null && leafAtEnd != null
? TreeUtil.findCommonParent(leafAtStart, leafAtEnd)
: fileElement;
Language baseLanguage = file.getViewProvider().getBaseLanguage();
while (node != null && !(node instanceof FileElement)) {
IElementType elementType = node.getElementType();
if (elementType instanceof IReparseableElementType) {
final TextRange textRange = node.getTextRange();
final IReparseableElementType reparseable = (IReparseableElementType) elementType;
if (baseLanguage.isKindOf(reparseable.getLanguage())
&& textRange.getLength() + lengthShift > 0) {
final int start = textRange.getStartOffset();
final int end = start + textRange.getLength() + lengthShift;
if (end > newFileText.length()) {
reportInconsistentLength(file, newFileText, node, start, end);
break;
}
CharSequence newTextStr = newFileText.subSequence(start, end);
if (reparseable.isParsable(node.getTreeParent(), newTextStr, baseLanguage, project)) {
ASTNode chameleon = reparseable.createNode(newTextStr);
if (chameleon != null) {
DummyHolder holder =
DummyHolderFactory.createHolder(
file.getManager(), null, node.getPsi(), charTable);
holder.getTreeElement().rawAddChildren((TreeElement) chameleon);
if (holder.getTextLength() != newTextStr.length()) {
String details =
ApplicationManager.getApplication().isInternal()
? "text=" + newTextStr + "; treeText=" + holder.getText() + ";"
: "";
LOG.error("Inconsistent reparse: " + details + " type=" + elementType);
}
return Couple.of(node, chameleon);
}
}
}
}
node = node.getTreeParent();
}
return null;
}
private List<PostponedAction> normalizeAndReorderPostponedActions(
final TreeSet<PostprocessFormattingTask> rangesToProcess, Document document) {
final List<PostprocessFormattingTask> freeFormatingActions =
new ArrayList<PostprocessFormattingTask>();
final List<ReindentTask> indentActions = new ArrayList<ReindentTask>();
PostprocessFormattingTask accumulatedTask = null;
Iterator<PostprocessFormattingTask> iterator = rangesToProcess.iterator();
while (iterator.hasNext()) {
final PostprocessFormattingTask currentTask = iterator.next();
if (accumulatedTask == null) {
accumulatedTask = currentTask;
iterator.remove();
} else if (accumulatedTask.getStartOffset() > currentTask.getEndOffset()
|| accumulatedTask.getStartOffset() == currentTask.getEndOffset()
&& !canStickActionsTogether(accumulatedTask, currentTask)) {
// action can be pushed
if (accumulatedTask instanceof ReindentTask) {
indentActions.add((ReindentTask) accumulatedTask);
} else {
freeFormatingActions.add(accumulatedTask);
}
accumulatedTask = currentTask;
iterator.remove();
} else if (accumulatedTask instanceof ReformatTask && currentTask instanceof ReindentTask) {
// split accumulated reformat range into two
if (accumulatedTask.getStartOffset() < currentTask.getStartOffset()) {
final RangeMarker endOfRange =
document.createRangeMarker(
accumulatedTask.getStartOffset(), currentTask.getStartOffset());
// add heading reformat part
rangesToProcess.add(new ReformatTask(endOfRange));
// and manage heading whitespace because formatter does not edit it in previous action
iterator = rangesToProcess.iterator();
//noinspection StatementWithEmptyBody
while (iterator.next().getRange() != currentTask.getRange()) ;
}
final RangeMarker rangeToProcess =
document.createRangeMarker(currentTask.getEndOffset(), accumulatedTask.getEndOffset());
freeFormatingActions.add(new ReformatWithHeadingWhitespaceTask(rangeToProcess));
accumulatedTask = currentTask;
iterator.remove();
} else {
if (!(accumulatedTask instanceof ReindentTask)) {
iterator.remove();
boolean withLeadingWhitespace =
accumulatedTask instanceof ReformatWithHeadingWhitespaceTask;
if (accumulatedTask instanceof ReformatTask
&& currentTask instanceof ReformatWithHeadingWhitespaceTask
&& accumulatedTask.getStartOffset() == currentTask.getStartOffset()) {
withLeadingWhitespace = true;
} else if (accumulatedTask instanceof ReformatWithHeadingWhitespaceTask
&& currentTask instanceof ReformatTask
&& accumulatedTask.getStartOffset() < currentTask.getStartOffset()) {
withLeadingWhitespace = false;
}
int newStart = Math.min(accumulatedTask.getStartOffset(), currentTask.getStartOffset());
int newEnd = Math.max(accumulatedTask.getEndOffset(), currentTask.getEndOffset());
RangeMarker rangeMarker;
if (accumulatedTask.getStartOffset() == newStart
&& accumulatedTask.getEndOffset() == newEnd) {
rangeMarker = accumulatedTask.getRange();
} else if (currentTask.getStartOffset() == newStart
&& currentTask.getEndOffset() == newEnd) {
rangeMarker = currentTask.getRange();
} else {
rangeMarker = document.createRangeMarker(newStart, newEnd);
}
if (withLeadingWhitespace) {
accumulatedTask = new ReformatWithHeadingWhitespaceTask(rangeMarker);
} else {
accumulatedTask = new ReformatTask(rangeMarker);
}
} else if (currentTask instanceof ReindentTask) {
iterator.remove();
} // TODO[ik]: need to be fixed to correctly process indent inside indent
}
}
if (accumulatedTask != null) {
if (accumulatedTask instanceof ReindentTask) {
indentActions.add((ReindentTask) accumulatedTask);
} else {
freeFormatingActions.add(accumulatedTask);
}
}
final List<PostponedAction> result = new ArrayList<PostponedAction>();
Collections.reverse(freeFormatingActions);
Collections.reverse(indentActions);
if (!freeFormatingActions.isEmpty()) {
FormatTextRanges ranges = new FormatTextRanges();
for (PostprocessFormattingTask action : freeFormatingActions) {
TextRange range = TextRange.create(action);
ranges.add(range, action instanceof ReformatWithHeadingWhitespaceTask);
}
result.add(new ReformatRangesAction(ranges));
}
if (!indentActions.isEmpty()) {
ReindentRangesAction reindentRangesAction = new ReindentRangesAction();
for (ReindentTask action : indentActions) {
reindentRangesAction.add(action.getRange(), action.getOldIndent());
}
result.add(reindentRangesAction);
}
return result;
}