com.groiss.servlet

Interface HttpAuth

All Known Implementing Classes:

LDAPPasswdAuth, PasswdAuth, SSLAuth

public interface HttpAuth

The interface HttpdAuth defines the authentification interface, application programmers can provide their own class implementing their authentification policy.

Method Summary

Modifier and Type	Method and Description
Principal	checkUser(String user, String passwd, String clientAddr) This method gets the parameters necessary for checking if the user is allowed to connect to the server.
default void	logoutRedirect(HttpServletRequest req, HttpServletResponse res) This method can be used to overwrite the logout redirect.
void	sendLoginRequest(HttpServletRequest req, HttpServletResponse res) This method is called by the server, when authorization is required and the client must be requested for login information.

Method Detail

sendLoginRequest

void sendLoginRequest(HttpServletRequest req,
                      HttpServletResponse res)
               throws Exception

This method is called by the server, when authorization is required and the client must be requested for login information. It typically sends a HTML page containing a login form or applet to the browser.

Parameters:

req - the HTTP Request

res - the HTTP Response, where the HTML-page must be written to.

Throws:

Exception

checkUser

Principal checkUser(String user,
                    String passwd,
                    String clientAddr)
             throws Exception

This method gets the parameters necessary for checking if the user is allowed to connect to the server. If the user is not allowed to connect an exception containing the reason is thrown.

Parameters:

user - a string determining the id of the user who wants to get connected

passwd - the password of the user

clientAddr - the ip-address of the client from which the user wants to connect

Throws:

Exception

logoutRedirect

default void logoutRedirect(HttpServletRequest req,
                            HttpServletResponse res)
                     throws Exception

This method can be used to overwrite the logout redirect. The default implementation does the following: If there is a file alllangs/logout.html, redirect uses this path, else web application root is used (../).

Parameters:

req - the HTTP Request

res - the HTTP Response, where the redirect is sent to

Throws:

Exception