code: public void setInternalProxies(String internalProxies) {
          if (internalProxies == null || internalProxies.length() == 0) {
              this.internalProxies = null;
          } else {
              this.internalProxies = Pattern.compile(internalProxies);
          }
      }
docs: <p>
  Regular expression that defines the internal proxies.
  </p>
  <p>
  Default value : 10\.\d{1,3}\.\d{1,3}\.\d{1,3}|192\.168\.\d{1,3}\.\d{1,3}|169\.254.\d{1,3}.\d{1,3}|127\.\d{1,3}\.\d{1,3}\.\d{1,3}
  </p>