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/**
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* '$RCSfile$'
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* Purpose: An interface representing the methods that should be
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* implemented by an authentication service
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* Copyright: 2000 Regents of the University of California and the
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* National Center for Ecological Analysis and Synthesis
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* Authors: Matt Jones
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*
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* '$Author$'
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* '$Date$'
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* '$Revision$'
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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package edu.ucsb.nceas.metacat;
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import java.net.ConnectException;
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import java.util.HashMap;
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import java.util.Vector;
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/**
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* An interface representing the methods that should be
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* implemented by an authentication service. The authentication service is
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* used to determine if a user is authenticated, and whether they are a member
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* of a particular group.
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*/
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public interface AuthInterface {
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/**
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* Determine if a user/password are valid according to the authentication
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* service.
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*
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* @param user the name of the principal to authenticate
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* @param password the password to use for authentication
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* @returns boolean true if authentication successful, false otherwise
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*/
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public boolean authenticate(String user, String password)
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throws ConnectException;
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/**
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* Get all users from the authentication service
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*/
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public String[][] getUsers(String user, String password)
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throws ConnectException;
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/**
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* Get information for a user - name, organization and email address.
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*/
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public String[] getUserInfo(String user, String password)
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throws ConnectException;
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/**
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* Get the users for a particular group from the authentication service
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*/
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public String[] getUsers(String user, String password, String group)
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throws ConnectException;
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/**
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* Get all groups from the authentication service
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*/
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public String[][] getGroups(String user, String password)
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throws ConnectException;
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/**
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* Get the groups for a particular user from the authentication service
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*/
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public String[][] getGroups(String user, String password, String foruser)
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throws ConnectException;
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/**
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* Get attributes describing a user or group
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*
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* @param user the user for which the attribute list is requested
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* @returns HashMap a map of attribute name to a Vector of values
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*/
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public HashMap<String,Vector<String>> getAttributes(String foruser)
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throws ConnectException;
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/**
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* Get attributes describing a user or group
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*
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* @param user the user for which the attribute list is requested
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* @param authuser the user for authenticating against the service
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* @param password the password for authenticating against the service
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* @returns HashMap a map of attribute name to a Vector of values
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*/
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public HashMap<String,Vector<String>> getAttributes(String user, String password, String foruser)
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throws ConnectException;
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/**
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* Get all groups and users from authentication service.
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* The output is formatted in XML.
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* @param user the user which requests the information
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* @param password the user's password
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*/
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public String getPrincipals(String user, String password)
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throws ConnectException;
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}
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