public void setup() {
  DefaultHttpClient defaultClient = new DefaultHttpClient(new PoolingClientConnectionManager(schemeRegistry), params);

  auth.setupConnection(defaultClient);

  if (enableGZip) {
    underlying.set(new DecompressingHttpClient(defaultClient));
  } else {
    underlying.set(defaultClient);
  }
}
 

ShellHttpClient() {
    this.httpClient = new DecompressingHttpClient(new DefaultHttpClient());
}