// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#ifndef IMPALA_UTIL_MEMUSAGE_PATH_HANDLERS_H
#define IMPALA_UTIL_MEMUSAGE_PATH_HANDLERS_H

#include <stdio.h>
#include <rapidjson/document.h>
#include <rapidjson/error/en.h>

#include "util/webserver.h"

namespace impala {

class MemTracker;
class MetricGroup;
class Webserver;

/// Creates the memory usage callback for the webserver and registers it. When the
/// mem_tracker is null the mem tracker metrics will not be registered and displayed.
void AddMemUsageCallbacks(Webserver* webserver, MemTracker* mem_tracker,
    MetricGroup* metric_group);
}

#endif // IMPALA_UTIL_MEMUSAGE_PATH_HANDLERS_H