src/java.base/share/classes/sun/net/www/MimeTable.java

*** 118,128 ****
      }
  
      public synchronized void add(MimeEntry m) {
          entries.put(m.getType(), m);
  
!         String exts[] = m.getExtensions();
          if (exts == null) {
              return;
          }
  
          for (int i = 0; i < exts.length; i++) {
--- 118,128 ----
      }
  
      public synchronized void add(MimeEntry m) {
          entries.put(m.getType(), m);
  
!         String[] exts = m.getExtensions();
          if (exts == null) {
              return;
          }
  
          for (int i = 0; i < exts.length; i++) {