// DbManager.java

import  java.util.*;

public
    interface   DbManager
    {
    public
        int         dbDelete
        (
        String      poStringName,
        Object      poObject
        );

    public
        int         dbInsert
        (
        String      poStringName,
        Object      poObject
        );

    public
        Vector      dbSelect
        (
        String      poStringName,
        Object      poObject
        );

    public
        int         dbUpdate
        (
        String      poStringName,
        Object      poObjectOld,
        Object      poObjectNew
        );
    }