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/**
* Implements a singleton that maintains program resources.
* The single instance is (re)instantiated on demand like:
* Resources *res = Resources::Instance();
*
* 24-05-07,Nigel Brown(EMBL): created.
* 3-7-07, Mark Larkin, modified this class for clustalw
*/
#ifndef RESOURCESCLUSTALW_H
#define RESOURCESCLUSTALW_H
#include <string>
using namespace std;
namespace clustalw
{
enum ClustalWResourcePathType {
DefaultPath,
InstallPath,
ExecutablePath,
HomePath
};
class ClustalWResources
{
public:
/* return the Resources singleton */
static ClustalWResources *Instance();
/* setters */
void setPathToExecutable(std::string pathToFiles);
/* getters */
std::string getDefaultPath() { return defaultPath; }
std::string getInstallPath() { return installPath; }
std::string getExecutablePath() { return executablePath; }
std::string getHomePath() { return homePath; }
std::string findFile(const char *file, const ClustalWResourcePathType where = DefaultPath) const;
std::string findFile(const std::string file, const ClustalWResourcePathType where = DefaultPath) const;
std::string searchPathsForFile(const std::string fileName) const;
/* debug */
void dump();
protected:
/* hide the constructors */
ClustalWResources();
ClustalWResources(const ClustalWResources&);
ClustalWResources& operator= (const ClustalWResources&);
std::string dirname(std::string path);
private:
std::string defaultPath;
std::string installPath;
std::string executablePath;
std::string homePath;
};
}
#endif //RESOURCES_H
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