src/java.base/share/classes/java/net/InetAddress.java

rev 52979 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: TBD

*** 1185,1195 ****
       * @exception  UnknownHostException  if IP address is of illegal length
       * @since 1.4
       */
      public static InetAddress getByAddress(String host, byte[] addr)
          throws UnknownHostException {
!         if (host != null && host.length() > 0 && host.charAt(0) == '[') {
              if (host.charAt(host.length()-1) == ']') {
                  host = host.substring(1, host.length() -1);
              }
          }
          if (addr != null) {
--- 1185,1195 ----
       * @exception  UnknownHostException  if IP address is of illegal length
       * @since 1.4
       */
      public static InetAddress getByAddress(String host, byte[] addr)
          throws UnknownHostException {
!         if (host != null && !host.isEmpty() && host.charAt(0) == '[') {
              if (host.charAt(host.length()-1) == ']') {
                  host = host.substring(1, host.length() -1);
              }
          }
          if (addr != null) {
*** 1299,1309 ****
      }
  
      private static InetAddress[] getAllByName(String host, InetAddress reqAddr)
          throws UnknownHostException {
  
!         if (host == null || host.length() == 0) {
              InetAddress[] ret = new InetAddress[1];
              ret[0] = impl.loopbackAddress();
              return ret;
          }
  
--- 1299,1309 ----
      }
  
      private static InetAddress[] getAllByName(String host, InetAddress reqAddr)
          throws UnknownHostException {
  
!         if (host == null || host.isEmpty()) {
              InetAddress[] ret = new InetAddress[1];
              ret[0] = impl.loopbackAddress();
              return ret;
          }