LogClient.h

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// -*- lsst-c++ -*-

/* 
 * LSST Data Management System
 * Copyright 2008, 2009, 2010 LSST Corporation.
 * 
 * This product includes software developed by the
 * LSST Project (http://www.lsst.org/).
 *
 * 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
 * (at your option) 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 LSST License Statement and 
 * the GNU General Public License along with this program.  If not, 
 * see <http://www.lsstcorp.org/LegalNotices/>.
 */
 
#ifndef LSST_PEX_LOGCLIENT_H
#define LSST_PEX_LOGCLIENT_H

#include "lsst/pex/logging/Log.h"

namespace lsst {
namespace pex {
namespace logging {

class LogClient {
public:

    LogClient() { }


    virtual const Log& getLog() const = 0;
    virtual Log& getLog() = 0;

    virtual void setLog(const Log& log) = 0;

};

class LogClientHelper : public LogClient {
public:

    LogClientHelper() : _log(Log::getDefaultLog()) { }

    LogClientHelper(const string& childName) 
        : _log(Log::getDefaultLog(), childName) 
    { }

    LogClientHelper(const Log& log) : _log(log) { }

    LogClientHelper(const Log& log, const string& childName) 
        : _log(log, childName) 
    { }

protected:
    Log _log;
};


}}} // end lsst::pex::logging