attr_stats.hh

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/*
 * Copyright (c) 2016 Zhao DAI <daidodo@gmail.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or any
 * later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see accompanying file LICENSE.txt
 * or <http://www.gnu.org/licenses/>.
 */

#ifndef DOZERG_ATTR_STATS_H_20130606
#define DOZERG_ATTR_STATS_H_20130606

#include "impl/attr_stats_impl.hh"

NS_SERVER_BEGIN

#define ATTR_ADD(attr, val) \
    do{ \
        __UNUSED typedef NS_SERVER::NS_IMPL::__AttrDummy<attr> attr_must_be_constant;    \
        static uint64_t * __Attr = NULL;    \
        if(!__Attr){    \
            __Attr = NS_SERVER::NS_IMPL::CAttrStats::Inst().attrAdd(attr, val);    \
        }else   \
            NS_SERVER::NS_IMPL::CAttrStats::attrAdd(__Attr, val);   \
    }while(0)

inline bool ATTR_INIT(size_t capacity = 1000)
{
    return NS_IMPL::CAttrStats::Inst().init(capacity);
}

inline bool ATTR_ADD_SLOW(int attr, uint64_t val)
{
    return (NULL != NS_IMPL::CAttrStats::Inst().attrAdd(attr, val));
}

#define ATTR_SET(attr, val) \
    do{ \
        __UNUSED typedef NS_SERVER::NS_IMPL::__AttrDummy<attr> attr_must_be_constant;    \
        static uint64_t * __Attr = NULL;    \
        if(!__Attr){    \
            __Attr = NS_SERVER::NS_IMPL::CAttrStats::Inst().attrSet(attr, val);    \
        }else   \
            NS_SERVER::NS_IMPL::CAttrStats::attrSet(__Attr, val);   \
    }while(0)

#define ATTR_SET_EX(attr, val, old) \
    do{ \
        __UNUSED typedef NS_SERVER::NS_IMPL::__AttrDummy<attr> attr_must_be_constant;    \
        static uint64_t * __Attr = NULL;    \
        if(!__Attr){    \
            __Attr = NS_SERVER::NS_IMPL::CAttrStats::Inst().attrSet(attr, val, old);    \
        }else   \
            NS_SERVER::NS_IMPL::CAttrStats::attrSet(__Attr, val, old);   \
    }while(0)

inline bool ATTR_SET_SLOW(int attr, uint64_t val, uint64_t * old = NULL)
{
    return (NULL != NS_IMPL::CAttrStats::Inst().attrSet(attr, val, old));
}

template<class Op>
inline void ATTR_ITERATE(Op op)
{
    return NS_IMPL::CAttrStats::Inst().iterate(op);
}

NS_SERVER_END

#endif