ClassPersistenceDelegate.java 文件源码

protected Expression instantiate(Object oldInstance, Encoder out)
{
  Class oldClass = (Class) oldInstance;

  // Due to the special handling of String instances in the Encoder
  // this Expression does not lead to further class resolutions.
  if (oldClass == String.class)
    return new Expression(oldClass, "", "getClass", null);

  // This Expression will lead to the class resolution of String.class.
  if (oldClass == Class.class)
    return new Expression(oldClass, String.class, "getClass", null);

  // This Expression will lead to the class resolution of Class.class.
  return new Expression(oldClass, Class.class, "forName",
                        new Object[] { oldClass.getName() });
}