code: public static Properties convert(OBDADataSource source) {
  
          String id = source.getSourceID().toString();
          String url = source.getParameter(RDBMSourceParameterConstants.DATABASE_URL);
          String username = source.getParameter(RDBMSourceParameterConstants.DATABASE_USERNAME);
          String password = source.getParameter(RDBMSourceParameterConstants.DATABASE_PASSWORD);
          String driver =  source.getParameter(RDBMSourceParameterConstants.DATABASE_DRIVER);
  
          Properties p = new Properties();
          p.put(OntopSQLCoreSettings.JDBC_NAME, id);
          p.put(OntopSQLCoreSettings.JDBC_URL, url);
          p.put(OntopSQLCredentialSettings.JDBC_USER, username);
          p.put(OntopSQLCredentialSettings.JDBC_PASSWORD, password);
          p.put(OntopSQLCoreSettings.JDBC_DRIVER, driver);
  
          return p;
      }
docs: These properties are compatible with OBDAProperties' keys.