// Module:  Log4CPLUS

// File:    loggingevent.cxx

// Created: 6/2003

// Author:  Tad E. Smith

//

//

// Copyright 2003-2010 Tad E. Smith

//

// Licensed 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.

#include "dcmtk/oflog/spi/logevent.h"

#include "dcmtk/oflog/internal/internal.h"

#include <algorithm>

namespace dcmtk {

namespace log4cplus {  namespace spi {

static const int DCMTK_LOG4CPLUS_DEFAULT_TYPE = 1;

///////////////////////////////////////////////////////////////////////////////

// InternalLoggingEvent ctors and dtor

///////////////////////////////////////////////////////////////////////////////

InternalLoggingEvent::InternalLoggingEvent(const log4cplus::tstring& logger,

    LogLevel loglevel, const log4cplus::tstring& message_, const char* filename,

    int line_)

    : message(message_)

    , loggerName(logger)

    , ll(loglevel)

    , ndc()

    , mdc()

    , thread()

    , thread2()

    , timestamp(log4cplus::helpers::Time::gettimeofday())

    , file(filename

        ? DCMTK_LOG4CPLUS_C_STR_TO_TSTRING(filename) 

        : log4cplus::tstring())

    , function ()

    , line(line_)

    , threadCached(false)

    , thread2Cached(false)

    , ndcCached(false)

    , mdcCached(false)

{

}

InternalLoggingEvent::InternalLoggingEvent(const log4cplus::tstring& logger,

    LogLevel loglevel, const log4cplus::tstring& ndc_,

    MappedDiagnosticContextMap const & mdc_, const log4cplus::tstring& message_,

    const log4cplus::tstring& thread_, log4cplus::helpers::Time time,

    const log4cplus::tstring& file_, int line_)

    : message(message_)

    , loggerName(logger)

    , ll(loglevel)

    , ndc(ndc_)

    , mdc(mdc_)

    , thread(thread_)

    , thread2()

    , timestamp(time)

    , file(file_)

    , function ()

    , line(line_)

    , threadCached(true)

    , thread2Cached(true)

    , ndcCached(true)

    , mdcCached(true)

{

}

InternalLoggingEvent::InternalLoggingEvent ()

    : message()

    , loggerName()

    , ll (NOT_SET_LOG_LEVEL)

    , ndc()

    , mdc()

    , thread()

    , thread2()

    , timestamp()

    , file()

    , function ()

    , line(0)

    , threadCached(false)

    , thread2Cached(false)

    , ndcCached(false)

    , mdcCached(false)

{ }

InternalLoggingEvent::InternalLoggingEvent(

    const log4cplus::spi::InternalLoggingEvent& rhs)

    : message(rhs.getMessage())

    , loggerName(rhs.getLoggerName())

    , ll(rhs.getLogLevel())

    , ndc(rhs.getNDC())

    , mdc(rhs.getMDCCopy())

    , thread(rhs.getThread())

    , thread2(rhs.getThread2())

    , timestamp(rhs.getTimestamp())

    , file(rhs.getFile())

    , function(rhs.getFunction())

    , line(rhs.getLine())

    , threadCached(true)

    , thread2Cached(true)

    , ndcCached(true)

    , mdcCached(true)

{

}

InternalLoggingEvent::~InternalLoggingEvent()

{

}

///////////////////////////////////////////////////////////////////////////////

// InternalLoggingEvent static methods

///////////////////////////////////////////////////////////////////////////////

unsigned int

InternalLoggingEvent::getDefaultType()

{

    return DCMTK_LOG4CPLUS_DEFAULT_TYPE;

}

///////////////////////////////////////////////////////////////////////////////

// InternalLoggingEvent implementation

///////////////////////////////////////////////////////////////////////////////

void

InternalLoggingEvent::setLoggingEvent (const log4cplus::tstring & logger,

    LogLevel loglevel, const log4cplus::tstring & msg, const char * filename,

    int fline)

{

    // This could be implemented using the swap idiom:

    //

    // InternalLoggingEvent (logger, loglevel, msg, filename, fline).swap (*this);

    //

    // But that defeats the optimization of using thread local instance

    // of InternalLoggingEvent to avoid memory allocation.

    loggerName = logger;

    ll = loglevel;

    message = msg;

    timestamp = helpers::Time::gettimeofday();

    if (filename)

        file = DCMTK_LOG4CPLUS_C_STR_TO_TSTRING (filename);

    else

        file.clear ();

    line = fline;

    threadCached = false;

    thread2Cached = false;

    ndcCached = false;

    mdcCached = false;

}

void

InternalLoggingEvent::setFunction (char const * func)

{

    function = DCMTK_LOG4CPLUS_C_STR_TO_TSTRING (func);

}

void

InternalLoggingEvent::setFunction (log4cplus::tstring const & func)

{

    function = func;

}

const log4cplus::tstring& 

InternalLoggingEvent::getMessage() const

{

    return message;

}

unsigned int

InternalLoggingEvent::getType() const

{

    return DCMTK_LOG4CPLUS_DEFAULT_TYPE;

}

OFrvalue<OFunique_ptr<InternalLoggingEvent> >

InternalLoggingEvent::clone() const

{

    return OFrvalue<OFunique_ptr<InternalLoggingEvent> >(new InternalLoggingEvent(*this));

}

tstring const &

InternalLoggingEvent::getMDC (tstring const & key) const

{

    MappedDiagnosticContextMap const & mdc_ = getMDCCopy ();

    MappedDiagnosticContextMap::const_iterator it = mdc_.find (key);

    if (it != mdc_.end ())

        return it->second;

    else

        return internal::empty_str;

}

InternalLoggingEvent &

InternalLoggingEvent::operator = (const InternalLoggingEvent& rhs)

{

    InternalLoggingEvent (rhs).swap (*this);

    return *this;

}

void

InternalLoggingEvent::gatherThreadSpecificData () const

{

    getNDC ();

    getMDCCopy ();

    getThread ();

    getThread2 ();

}

void

InternalLoggingEvent::swap (InternalLoggingEvent & other)

{

    using STD_NAMESPACE swap;

    swap (message, other.message);

    swap (loggerName, other.loggerName);

    swap (ll, other.ll);

    swap (ndc, other.ndc);

    swap (mdc, other.mdc);

    swap (thread, other.thread);

    swap (thread2, other.thread2);

    swap (timestamp, other.timestamp);

    swap (file, other.file);

    swap (function, other.function);

    swap (line, other.line);

    swap (threadCached, other.threadCached);

    swap (ndcCached, other.ndcCached);

}

} } // namespace log4cplus {  namespace spi {

} // end namespace dcmtk