src/java.base/windows/classes/sun/net/www/protocol/jar/JarFileFactory.java

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

*** 74,84 ****
      JarFile get(URL url, boolean useCaches) throws IOException {
          if (url.getProtocol().equalsIgnoreCase("file")) {
              // Deal with UNC pathnames specially. See 4180841
  
              String host = url.getHost();
!             if (host != null && !host.equals("") &&
                  !host.equalsIgnoreCase("localhost")) {
  
                  url = new URL("file", "", "//" + host + url.getPath());
              }
          }
--- 74,84 ----
      JarFile get(URL url, boolean useCaches) throws IOException {
          if (url.getProtocol().equalsIgnoreCase("file")) {
              // Deal with UNC pathnames specially. See 4180841
  
              String host = url.getHost();
!             if (host != null && !host.isEmpty() &&
                  !host.equalsIgnoreCase("localhost")) {
  
                  url = new URL("file", "", "//" + host + url.getPath());
              }
          }