InputSource.java 文件源码

private InputStream createStreamUnchecked()
  throws Exception
{
  if (data != null) {
    return new StringBufferInputStream(data);
  }
  // TODO: handle protocols in case-insensitive way
  // TODO: add more protocol checks (or pattern?)
  if (isHTTP()) {
    URL url = new URL(srcName);
    return url.openStream();
  }
  // default: assume srcName refers to file
  return new FileInputStream(srcName);

}