org.melati.login
Class HttpBasicAuthenticationAccessHandler

java.lang.Object
  org.melati.login.HttpBasicAuthenticationAccessHandler

All Implemented Interfaces:

AccessHandler

public class HttpBasicAuthenticationAccessHandler
extends Object
implements AccessHandler

An AccessHandler which uses the HTTP Basic Authentication scheme to elicit and maintain the user's login and password. This implementation doesn't use the servlet session at all, so it doesn't try to send cookies or do URL rewriting.

Constructor Summary

HttpBasicAuthenticationAccessHandler()

Method Summary

void	buildRequest(Melati melati) If we are allowed in then no need to change request.
Melati	establishUser(Melati melati) Get the users details.
protected void	forceLogin(javax.servlet.http.HttpServletResponse resp, String realm, String message) Force a login by sending a 401 error back to the browser.
void	handleAccessException(Melati melati, AccessPoemException accessException) Called when an AccessPoemException is trapped.
protected boolean	useSession() Change here to use session, if that makes sense.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HttpBasicAuthenticationAccessHandler

public HttpBasicAuthenticationAccessHandler()

Method Detail

useSession

protected boolean useSession()

Change here to use session, if that makes sense.

Returns:

false

forceLogin

protected void forceLogin(javax.servlet.http.HttpServletResponse resp,
                          String realm,
                          String message)

Force a login by sending a 401 error back to the browser. HACK Apache/Netscape appear not to do anything with message, which is why it's just left as a String.

handleAccessException

public void handleAccessException(Melati melati,
                                  AccessPoemException accessException)
                           throws Exception

Called when an AccessPoemException is trapped.

Specified by:

handleAccessException in interface AccessHandler

Parameters:

melati - the Melati

accessException - the particular access exception to handle the AccessException

Throws:

Exception

See Also:

handleAccessException(org.melati.Melati, org.melati.poem.AccessPoemException)

establishUser

public Melati establishUser(Melati melati)

Get the users details. Called when a @link PoemTask} is initiated.

Specified by:

establishUser in interface AccessHandler

Returns:

A Melati with the appropriate fields filled.

See Also:

AccessHandler.establishUser(org.melati.Melati)

buildRequest

public void buildRequest(Melati melati)
                  throws IOException

If we are allowed in then no need to change request. Rebuild request if we have had to login, otherwise nothing.

Specified by:

buildRequest in interface AccessHandler

Parameters:

melati - used to hold original request

Throws:

IOException

See Also:

AccessHandler.buildRequest(org.melati.Melati)