private static void autoImport(final PsiFile file, int offset, final Editor editor) {
    final CharSequence text = editor.getDocument().getCharsSequence();
    while (offset > 0 && Character.isJavaIdentifierPart(text.charAt(offset))) offset--;
    if (offset <= 0) return;

    while (offset > 0 && Character.isWhitespace(text.charAt(offset))) offset--;
    if (offset <= 0 || text.charAt(offset) != '.') return;

    offset--;

    while (offset > 0 && Character.isWhitespace(text.charAt(offset))) offset--;
    if (offset <= 0) return;

    PsiJavaCodeReferenceElement element =
        extractReference(
            PsiTreeUtil.findElementOfClassAtOffset(file, offset, PsiExpression.class, false));
    if (element == null) return;

    while (true) {
      final PsiJavaCodeReferenceElement qualifier = extractReference(element.getQualifier());
      if (qualifier == null) break;

      element = qualifier;
    }
    if (!(element.getParent() instanceof PsiMethodCallExpression)
        && element.multiResolve(true).length == 0) {
      new ImportClassFix(element).doFix(editor, false, false);
    }
  }
Ejemplo n.º 2
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  private String getCaseCorrectedLookupString(LookupElement item) {
    String lookupString = item.getLookupString();
    if (item.isCaseSensitive()) {
      return lookupString;
    }

    final String prefix = itemPattern(item);
    final int length = prefix.length();
    if (length == 0 || !itemMatcher(item).prefixMatches(prefix)) return lookupString;
    boolean isAllLower = true;
    boolean isAllUpper = true;
    boolean sameCase = true;
    for (int i = 0; i < length && (isAllLower || isAllUpper || sameCase); i++) {
      final char c = prefix.charAt(i);
      boolean isLower = Character.isLowerCase(c);
      boolean isUpper = Character.isUpperCase(c);
      // do not take this kind of symbols into account ('_', '@', etc.)
      if (!isLower && !isUpper) continue;
      isAllLower = isAllLower && isLower;
      isAllUpper = isAllUpper && isUpper;
      sameCase = sameCase && isLower == Character.isLowerCase(lookupString.charAt(i));
    }
    if (sameCase) return lookupString;
    if (isAllLower) return lookupString.toLowerCase();
    if (isAllUpper) return StringUtil.toUpperCase(lookupString);
    return lookupString;
  }
Ejemplo n.º 3
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 private static String truncDigits(String name) {
   int count = name.length() - 1;
   while (count >= 0) {
     char c = name.charAt(count);
     if (!Character.isDigit(c)) break;
     count--;
   }
   return name.substring(0, count + 1);
 }
Ejemplo n.º 4
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  private static void autoImport(
      @NotNull final PsiFile file, int offset, @NotNull final Editor editor) {
    final CharSequence text = editor.getDocument().getCharsSequence();
    while (offset > 0 && Character.isJavaIdentifierPart(text.charAt(offset))) offset--;
    if (offset <= 0) return;

    while (offset > 0 && Character.isWhitespace(text.charAt(offset))) offset--;
    if (offset <= 0 || text.charAt(offset) != '.') return;

    offset--;

    while (offset > 0 && Character.isWhitespace(text.charAt(offset))) offset--;
    if (offset <= 0) return;

    autoImportReference(
        file,
        editor,
        extractReference(
            PsiTreeUtil.findElementOfClassAtOffset(file, offset, PsiExpression.class, false)));
  }
Ejemplo n.º 5
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  protected static String findPrefixDefault(
      final PsiElement insertedElement, final int offset, @NotNull final ElementPattern trimStart) {
    String substr =
        insertedElement
            .getText()
            .substring(0, offset - insertedElement.getTextRange().getStartOffset());
    if (substr.length() == 0 || Character.isWhitespace(substr.charAt(substr.length() - 1)))
      return "";

    substr = substr.trim();

    int i = 0;
    while (substr.length() > i && trimStart.accepts(substr.charAt(i))) i++;
    return substr.substring(i).trim();
  }
 public static RangeMarker insertTemporary(
     final int endOffset, final Document document, final String temporary) {
   final CharSequence chars = document.getCharsSequence();
   final int length = chars.length();
   final RangeMarker toDelete;
   if (endOffset < length && Character.isJavaIdentifierPart(chars.charAt(endOffset))) {
     document.insertString(endOffset, temporary);
     toDelete = document.createRangeMarker(endOffset, endOffset + 1);
   } else if (endOffset >= length) {
     toDelete = document.createRangeMarker(length, length);
   } else {
     toDelete = document.createRangeMarker(endOffset, endOffset);
   }
   toDelete.setGreedyToLeft(true);
   toDelete.setGreedyToRight(true);
   return toDelete;
 }