DriverSet.cpp

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/*
 * DriverSet.cpp
 *
 *  This file is part of the HausmiSEP project
 *
 *  Copyright (C) 2012, 2013 Marco Alvarado (malvcr@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
 *  (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 GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <HSEP/DirTool.h>
#include <HSEP/ErrorCode.h>
#include <HSEP/DriverSet.h>
#include <cstring>

namespace HSEP {

    bool BaseDriverSet::load(string& pPathRef,string& pPrefixRef) {

        bool    vResult    = false;
        size_t  vPrefixLen = pPrefixRef.length();

        unload();

        StringArray vFileNames;

        if (EC::OK==DirTool::traverse(vFileNames,pPathRef,pPrefixRef)) {

            vFileNames.forEach([&](string* pItem) {

                size_t vSize = pItem->size();

                // Don't even try to load something that is not a standard
                // library or whose name is not big enough to be a valid one.
                //
                if ((vSize > (LIBRARY_SUFFIX_LEN+vPrefixLen)) &&
                    (pItem->substr(vSize-LIBRARY_SUFFIX_LEN,LIBRARY_SUFFIX_LEN)==LIBRARY_SUFFIX)) {

                    string vFilePath = pPathRef;
                    vFilePath.append("/");
                    vFilePath.append(*pItem);

                    string vTypeNameStr;

                    vTypeNameStr = pItem->substr(vPrefixLen,vSize-vPrefixLen-LIBRARY_SUFFIX_LEN);

                    // This function is a template one defined in the header file
                    _addLibrary(vTypeNameStr.c_str(),vFilePath,aFactoryName);
                }

            });

        } //if (EC::OK==DirTool::traverse(vFileNames,pPath,pPrefix)) {

        return vResult;

    } // BaseDriverSet::load

} // HSEP namespace