@Nullable
  public static Sdk findJdkByVersion(@NotNull JavaSdkVersion version) {
    JavaSdk javaSdk = JavaSdk.getInstance();
    Sdk candidate = null;
    for (Sdk sdk : ProjectJdkTable.getInstance().getSdksOfType(javaSdk)) {
      String homePath = sdk.getHomePath();
      if (homePath == null || !javaSdk.isValidSdkHome(homePath)) continue;
      JavaSdkVersion v = javaSdk.getVersion(sdk);
      if (v == version) {
        return sdk;  // exact match
      }
      if (candidate == null && v != null && v.isAtLeast(version)) {
        candidate = sdk;  // first suitable
      }
    }
    return candidate;
  }
@Nullable
  public static Sdk findJdkByVersion(@NotNull JavaSdkVersion version)