class JVM {

  public String toString()  {
    return System.getProperty("java.runtime.name") + " " +
      System.getProperty("java.runtime.version") + ": " +
      System.getProperty("java.vm.name") + " (" +
      System.getProperty("java.vm.version") + ", " +
      System.getProperty("java.vm.info") +
      ") on " + System.getProperty("os.name") + " " +
      System.getProperty("os.arch") + " " +
      System.getProperty("os.version");
  }

  private  JVM();

}