reader_instances.cc

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/*
 * reader_instances.hh
 *
 *  Created on: Feb 13, 2014
 *      Author: jb
 */

#include "mesh/reader_instances.hh"

ReaderInstances * ReaderInstances::instance() {
    static ReaderInstances *instance = new ReaderInstances;
    return instance;
}

std::shared_ptr<GmshMeshReader> ReaderInstances::get_reader(const FilePath &file_path) {
    ReaderTable::iterator it = reader_table_.find( string(file_path) );
    if (it == reader_table_.end()) {
        std::shared_ptr<GmshMeshReader> reader_ptr = std::make_shared<GmshMeshReader>(file_path);
        reader_table_.insert( std::pair<string, std::shared_ptr<GmshMeshReader>>(string(file_path), reader_ptr) );
        return reader_ptr;
    } else {
        return (*it).second;
    }
}