code: public String[] getProxyHostsWhiteList()
      {
          if (_proxyHostsWhiteList == null || _proxyHostsWhiteList.size() == 0)
              return new String[0];
  
          String[] hosts = new String[_proxyHostsWhiteList.size()];
          hosts = (String[]) _proxyHostsWhiteList.toArray(hosts);
          return hosts;
      }
docs: Get proxy host white list.
  
  @return Array of hostnames and IPs that are proxied, or an empty array if all hosts are
  proxied.