src/main/java/org/jboss/net/protocol/URLStreamHandlerFactory.java
private synchronized void checkHandlerPkgs()
   {
      String handlerPkgsProp = System.getProperty("java.protocol.handler.pkgs");
      if( handlerPkgsProp != null && handlerPkgsProp.equals(lastHandlerPkgs) == false )
      {
         // Update the handlerPkgs[] from the handlerPkgsProp
         StringTokenizer tokeninzer = new StringTokenizer(handlerPkgsProp, "|");
         ArrayList<String> tmp = new ArrayList<String>();
         while( tokeninzer.hasMoreTokens() )
         {
            String pkg = tokeninzer.nextToken().intern();
            if( tmp.contains(pkg) == false )
               tmp.add(pkg);
         }
         // Include the JBoss default protocol handler pkg
         if( tmp.contains(PACKAGE_PREFIX) == false )
            tmp.add(PACKAGE_PREFIX);
         handlerPkgs = new String[tmp.size()];
         tmp.toArray(handlerPkgs);
         lastHandlerPkgs = handlerPkgsProp;
      }
   }
private synchronized void checkHandlerPkgs()
   {
      String handlerPkgsProp = System.getProperty("java.protocol.handler.pkgs");
      if( handlerPkgsProp != null && handlerPkgsProp.equals(lastHandlerPkgs) == false )
      {
         // Update the handlerPkgs[] from the handlerPkgsProp
         StringTokenizer tokeninzer = new StringTokenizer(handlerPkgsProp, "|");
         ArrayList<String> tmp = new ArrayList<String>();
         while( tokeninzer.hasMoreTokens() )
         {
            String pkg = tokeninzer.nextToken().intern();
            if( tmp.contains(pkg) == false )
               tmp.add(pkg);
         }
         // Include the JBoss default protocol handler pkg
         if( tmp.contains(PACKAGE_PREFIX) == false )
            tmp.add(PACKAGE_PREFIX);
         handlerPkgs = new String[tmp.size()];
         tmp.toArray(handlerPkgs);
         lastHandlerPkgs = handlerPkgsProp;
      }
   }
See if the java.protocol.handler.pkgs system property has changed
and if it has, parse it to update the handlerPkgs array.