DomDocumentBuilderFactory.java 文件源码

public DomDocumentBuilderFactory()
{
  try
    {
      DOMImplementationRegistry reg =
        DOMImplementationRegistry.newInstance();
      impl = reg.getDOMImplementation("LS 3.0");
      if (impl == null)
        {
          throw new FactoryConfigurationError("no LS implementations found");
        }
      ls = (DOMImplementationLS) impl;
    }
  catch (Exception e)
    {
      throw new FactoryConfigurationError(e);
    }
}