How to use

getCharset

method

in

org.geoserver.ows.Response

  public String getCharset(Operation operation) {
    return delegate.getCharset(operation);
  }
}

String charset = response.getCharset(opDescriptor);
if (charset != null) {
  req.getHttpResponse().setCharacterEncoding(charset);

  @Override
  public String getCharset(Operation operation) {
    return response.getCharset(operation);
  }
}