@NotNull
  private GradleVersion getGradleVersion(@NotNull String gradleVersion) {
    GradleVersion version = myVersionsMap.get(gradleVersion);
    if (version == null) {
      version = GradleVersion.version(gradleVersion);
      myVersionsMap.put(gradleVersion, version);
    }
    return version;
  }
@NotNull
  private GradleVersion getGradleVersion(@NotNull String gradleVersion)