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);
}
}
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)));
}