package jas2.jds.security;

import java.awt.Component;
import java.io.Serializable;
import java.util.Hashtable;

/**
 * Concrete PasswordHandler class should extend this class and 
 * collect all required security information
 * (like password, username, etc.), do encoding and return encoded Object.
 * In many cases encoded Object is a String or byte[]
 * Client Framework provides hash entry "clientUser", filled with System.getProperty("user.name")
 * when the _FIRST_ PasswordRequiredException in the current "Reconnect" sequence is received
 * PasswordHandler implementation can redefine "clientUser" entry as well as define any other
 * entries in this hash. Hash is re-initialized at the beginning of every "Reconnect" sequence.
 */

public interface PasswordHandler extends Serializable
{
    public Object getPasswordInfo(Component parent, Hashtable hash);

}