public InstancesResult instanceCmd(Instances instances, String type, String name, String start, String end, String colo) {
WebResource resource = service.path(instances.path).path(type).path(name);
resource = resource.queryParam("start", start);
if(end != null)
resource = resource.queryParam("end", end);
resource = resource.queryParam("colo", colo);
return resource.header(REMOTE_USER, USER).accept(instances.mimeType).method(instances.method, InstancesResult.class);
}
private String sendInstanceRequest(Instances instances, String type,