dbinfo.h

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#ifndef DBINFO_HH
#define DBINFO_HH

// A site wide database tracking interface
#include <iostream>
#include <fstream>
#include <string>
#include <map>
//#include "cadbc.h"

using namespace std;

// use all strings, this is the most frequent usage
struct aceparam {
        string host; // always store the IP address, not string name
        int port;
        string path;  // location of the database
        aceparam() :host(), port(0), path("") {} // default should be nothing
        // needs this one
        aceparam(const aceparam& ap) { host=ap.host; port=ap.port; path=ap.path; }
        aceparam(const string &h, const int p, const string &pa) : host(h), port(p), path(pa) {}
        aceparam& operator=(const aceparam& ap);
        friend ostream& operator<<(ostream &ou, const aceparam& ap) {
                ou << ap.host << ", " << ap.port << ", " << ap.path;
                return ou;
        }
};

// must call init() before using this class
class dbinfo {
        public:
                dbinfo() { if(hostmap.empty()) init(); }
                string getAddress(const string &hn);
                bool mapEmpty() const { return hostmap.empty(); }

                static void init();
                static map<string, string> hostmap;
};

class acedbinfo : public dbinfo {
        private:
                map<string, aceparam> info;
        public:
                acedbinfo();
                int getPort(const string &dbn);
                string getHost(const string &dbn);
                string getPath(const string &dbn);
                pair<string, int> connectInfo(const string &dbn);
                friend ostream& operator<<(ostream &ou, const acedbinfo& ai);
};

class pgdbinfo : public dbinfo {
        private:
                map<string, string> info;
        public:
                // this methods read the system configuration: /etc/pgdbinfo
                pgdbinfo();
                string getHost(const string &dbn);
                string getHostAddress(const string &dbn) { return getAddress(getHost(dbn)); }
};

class MysqlDBInfo {
   private:
      string user;
      string password;
   public:
      MysqlDBInfo();
      string getUser() { return user; }
      string getPassword() { return password; }
};

#endif