@Override
public PsiElement getMirror() {
TreeElement mirrorTreeElement = myMirrorFileElement;
if (mirrorTreeElement == null) {
synchronized (myMirrorLock) {
mirrorTreeElement = myMirrorFileElement;
if (mirrorTreeElement == null) {
VirtualFile file = getVirtualFile();
PsiClass[] classes = getClasses();
String fileName =
(classes.length > 0 ? classes[0].getName() : file.getNameWithoutExtension())
+ JavaFileType.DOT_DEFAULT_EXTENSION;
final Document document = FileDocumentManager.getInstance().getDocument(file);
assert document != null : file.getUrl();
CharSequence mirrorText = document.getImmutableCharSequence();
boolean internalDecompiler = StringUtil.startsWith(mirrorText, BANNER);
PsiFileFactory factory = PsiFileFactory.getInstance(getManager().getProject());
PsiFile mirror =
factory.createFileFromText(fileName, JavaLanguage.INSTANCE, mirrorText, false, false);
mirror.putUserData(PsiUtil.FILE_LANGUAGE_LEVEL_KEY, getLanguageLevel());
mirrorTreeElement = SourceTreeToPsiMap.psiToTreeNotNull(mirror);
try {
final TreeElement finalMirrorTreeElement = mirrorTreeElement;
ProgressManager.getInstance()
.executeNonCancelableSection(
new Runnable() {
@Override
public void run() {
setMirror(finalMirrorTreeElement);
putUserData(CLS_DOCUMENT_LINK_KEY, document);
}
});
} catch (InvalidMirrorException e) {
//noinspection ThrowableResultOfMethodCallIgnored
LOG.error(file.getUrl(), internalDecompiler ? e : wrapException(e, file));
}
((PsiFileImpl) mirror).setOriginalFile(this);
myMirrorFileElement = mirrorTreeElement;
}
}
}
return mirrorTreeElement.getPsi();
}
