src/runtime/sim_clock.h

// Licensed to the Apache Software Foundation (ASF) under one
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// 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
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// specific language governing permissions and limitations
// under the License.

#pragma once

#include "utils/clock.h"
#include "scheduler.h"

namespace dsn {
namespace tools {

class sim_clock : public utils::clock
{
public:
    sim_clock() = default;
    virtual ~sim_clock() = default;

    // Gets simulated time in nanoseconds.
    virtual uint64_t now_ns() const { return scheduler::instance().now_ns(); }
};

} // namespace tools
} // namespace dsn