willow-utils/src/main/java/com/btr/proxy/selector/pac/PacScriptMethods.java
@Override
  public String dnsResolveEx(String host) {
    StringBuilder result = new StringBuilder();
    try {
      InetAddress[] list = InetAddress.getAllByName(host);
      for (InetAddress inetAddress : list) {
        result.append(inetAddress.getHostAddress());
        result.append("; ");
      }
    } catch (UnknownHostException e) {
      log.log(Level.FINE, "DNS name not resolvable {0}.", host);
    }
    return result.toString();
  }
@Override
  public String dnsResolveEx(String host) {
    StringBuilder result = new StringBuilder();
    try {
      InetAddress[] list = InetAddress.getAllByName(host);
      for (InetAddress inetAddress : list) {
        result.append(inetAddress.getHostAddress());
        result.append("; ");
      }
    } catch (UnknownHostException e) {
      log.log(Level.FINE, "DNS name not resolvable {0}.", host);
    }
    return result.toString();
  }
***********************************************************************
dnsResolveEx

@see com.btr.proxy.selector.pac.ScriptMethods#dnsResolveEx(java.lang.String)
**********************************************************************