public static @NotNull File findRelativeFile(@NotNull String rootPackageVMName, File outputRoot) {
    outputRoot = !rootPackageVMName.isEmpty() ? new File(outputRoot, FileUtil.toSystemDependentName(rootPackageVMName)) : outputRoot;
    return outputRoot;
  }
public static @NotNull File findRelativeFile(@NotNull String rootPackageVMName, File outputRoot)