{
HttpPropFind entity = new HttpPropFind(url);
entity.setDepth("0");
Propfind body = new Propfind();
Prop prop = new Prop();
prop.setPrincipalCollectionSet(new PrincipalCollectionSet());
body.setProp(prop);
entity.setEntity(new StringEntity(SardineUtil.toXml(body), UTF_8));
Multistatus multistatus = this.execute(entity, new MultiStatusResponseHandler());
List<Response> responses = multistatus.getResponse();
if (responses.isEmpty())