cpp/src/qpid/legacystore/jrnl/time_ns.cpp

/*
 *
 * 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.
 *
 */

/**
 * \file time_ns.cpp
 *
 * Qpid asynchronous store plugin library
 *
 * Messaging journal time struct mrg::journal::time_ns, derived from
 * the timespec struct and provided with helper functions.
 *
 * \author Kim van der Riet
 */

#include "qpid/legacystore/jrnl/time_ns.h"

#include <sstream>

namespace mrg
{
namespace journal
{

const std::string
time_ns::str(int precision) const
{
    const double t = tv_sec + (tv_nsec/1e9);
    std::ostringstream oss;
    oss.setf(std::ios::fixed, std::ios::floatfield);
    oss.precision(precision);
    oss << t;
    return oss.str();
}


} // namespace journal
} // namespace mrg