public URI(String scheme, String userInfo, String host, int port, String path, String query, String fragment) throws URISyntaxException
public URI(String str) throws URISyntaxException
  public URI(String scheme, String userInfo, String host, int port,             String path, String query, String fragment)    throws URISyntaxException  {    this((scheme == null ? "" : scheme + ":")         + (userInfo == null && host == null && port == -1 ? "" : "//")         + (userInfo == null ? "" : quoteUserInfo(userInfo) + "@")         + (host == null ? "" : quoteHost(host))         + (port == -1 ? "" : ":" + String.valueOf(port))         + (path == null ? "" : quotePath(path))         + (query == null ? "" : "?" + quote(query))         + (fragment == null ? "" : "#" + quote(fragment)));    parseServerAuthority();	}