src/java.base/share/classes/sun/net/www/protocol/jar/URLJarFile.java

rev 52881 : 8214971: Replace use of string.equals("") with isEmpty()
Reviewed-by: jlaskey, prappo, lancea, dfuchs, redestad

*** 109,119 ****
              /*
               * Consider this a 'file' only if it's a LOCAL file, because
               * 'file:' URLs can be accessible through ftp.
               */
              String host = url.getHost();
!             if (host == null || host.equals("") || host.equals("~") ||
                  host.equalsIgnoreCase("localhost"))
                  return true;
          }
          return false;
      }
--- 109,119 ----
              /*
               * Consider this a 'file' only if it's a LOCAL file, because
               * 'file:' URLs can be accessible through ftp.
               */
              String host = url.getHost();
!             if (host == null || host.isEmpty() || host.equals("~") ||
                  host.equalsIgnoreCase("localhost"))
                  return true;
          }
          return false;
      }