MOMIS Wrapper Inrerface

CORBA-IDL interface for a generic MOMIS Wrapper

  interface Wrapper {
       /* Get the description of teh source in ODLi3. */
       string getDescription();
       /* Executes a Query OQL on the GlobalSchema specified */
       MomisResultSet runQuery( in string oql );
  };
  interface MomisResultSet {
     /*
      * Get the number of column in the resultset.
      * @return  The number of columns in this result set.  */
     long getColumnCount() raises (momisOqlException);
     /*
      * Get the name of the specified column in the resultset.
      * @param   column the number of the chosen column.
      * @return  The name of the chosen column.     */
     string getColumnName(in long column) raises (momisOqlException);
     /*
      * Get the Type of the specified column in the resultset.
      * @param   column the number of the chosen column.
      * @return  The type of the chosen column.      */
     long getColumnType(in long column) raises (momisOqlException);
     /*
      * Moves the cursor down one row from its current position.
      * A ResultSet cursor is initially positioned before the first row; the
      * first call to next makes the first row the current row; the second
      * call makes the second row the current row, and so on.
      * @return true  if the new current row is valid; 
      *         false if there are no more rows  */
     boolean next() raises (momisOqlException);
     /*
      * Releases this ResultSet object's database and resources immediately
      * instead of waiting for this to happen when it is automatically 
      * closed. */
     void close() raises (momisOqlException);
     /*
      * Get the position of a column identified by name.
      * @param   column the name of the chosen column.
      * @return  The position of the chosen column or -1 if such name
      *          does not exists.      */
     long getColumnByName(in string column) raises (momisOqlException);
     /*
      * Get the Long value of the specified column in the resultset.
      * @param   column the number of the chosen column.
      * @return  The long value of the choosen cell.      */
     long getLong(in long column) raises (momisOqlException);
     /*
      * Get the Char value of the specified column in the resultset.
      * @param   column the number of the chosen column.
      * @return  The char value of the choosen cell.      */
     char getChar(in long column) raises (momisOqlException);
     /*
      * Get the double value of the specified column in the resultset.
      * @param   column the number of the chosen column.
      * @return  The double value of the choosen cell.      */
     double getDouble(in long column) raises (momisOqlException);
     /*
      * Get the float value of the specified column in the resultset.
      * @param   column the number of the chosen column.
      * @return  The float value of the choosen cell.      */
     float getFloat(in long column) raises (momisOqlException);
     /*
      * Get the string value of the specified column in the resultset.
      * @param   column the number of the chosen column.
      * @return  The string value of the choosen cell.      */
     string getString(in long column) raises (momisOqlException);
     /*
      * String representation.
      * Try to put the whole recordset in a string.
      * @param   column the number of the chosen column.
      * @return  The string value of the ResultSet.      */
     string stringSet();
     /* 
      *
      * Interface constants.
      *
      */
     /* 
      * ResutSet TYPE.
      */
     const long TYPE_Unsupported  = -1; /* Unsupported Type */
     const long TYPE_Long   = 1;
     const long TYPE_Char   = 2;
     const long TYPE_Double = 3;
     const long TYPE_Float  = 4;
     const long TYPE_String = 5;
  };