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UserLogin
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jChatBox.Service</FONT>
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Class UserLogin</H2>
<PRE>
java.lang.Object
|
+--<A HREF="../../jChatBox/Service/Login.html">jChatBox.Service.Login</A>
|
+--<B>jChatBox.Service.UserLogin</B>
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<DT>public class <B>UserLogin</B><DT>extends <A HREF="../../jChatBox/Service/Login.html">Login</A></DL>
<P>
This class implements features to login user.
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<B>Constructor Summary</B></FONT></TD>
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<TD><CODE><B><A HREF="../../jChatBox/Service/UserLogin.html#UserLogin()">UserLogin</A></B>()</CODE>
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<CODE> java.lang.String</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../jChatBox/Service/UserLogin.html#doLogin(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpSession)">doLogin</A></B>(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpSession session)</CODE>
<BR>
Login ("name" and "chatrooms" fields) from JSP form. </TD>
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<CODE>protected void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../jChatBox/Service/UserLogin.html#trace(int, java.lang.String)">trace</A></B>(int level, java.lang.String msg)</CODE>
<BR>
Sends trace to debug.</TD>
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<TD><B>Methods inherited from class jChatBox.Service.<A HREF="../../jChatBox/Service/Login.html">Login</A></B></TD>
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<TD><CODE><A HREF="../../jChatBox/Service/Login.html#boundUser(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpSession, int, jChatBox.Chat.UserParams, java.lang.String)">boundUser</A>, <A HREF="../../jChatBox/Service/Login.html#boundUser(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpSession, int, jChatBox.Chat.UserParams, java.lang.String, int)">boundUser</A>, <A HREF="../../jChatBox/Service/Login.html#getSysMessage()">getSysMessage</A>, <A HREF="../../jChatBox/Service/Login.html#setSysMessage(java.lang.String)">setSysMessage</A></CODE></TD>
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<TD><B>Methods inherited from class java.lang.Object</B></TD>
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<TD><CODE>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</CODE></TD>
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<A NAME="UserLogin()"><!-- --></A><H3>
UserLogin</H3>
<PRE>
public <B>UserLogin</B>()</PRE>
<DL>
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<A NAME="doLogin(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpSession)"><!-- --></A><H3>
doLogin</H3>
<PRE>
public java.lang.String <B>doLogin</B>(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpSession session)</PRE>
<DL>
<DD>Login ("name" and "chatrooms" fields) from JSP form. <br> You can overide this method to implement your own authentification scheme as :<br> X509 Certificates, LDAP, Database ...<br> ChatroomUser is logged in once he's attached to its HttpSession.<br> To do so you have 3 steps to implement :<br> <b>Step 1 : Get user's info and the chatroom that he wants to log in</b><br><i> String login = request.getParameter("name");<br> String chatroomIDstr = request.getParameter("chatrooms");<br> ...<br> ...<br><br></i> <b>Step 2 : Do controls (authentication/authorization) and instantiate UserParams</b><br><i> // Your authentication : returns null if it fails.<br> ..<br> ..<br> UserParams uParams = new UserParams();<br> uParams.setEmail(email);<br> ...<br> ...<br><br> </i> <b>Step 3 : Bound ChatroomUser to chatroom and HttpSession</b><br> <i> // Join Chatroom.<br> try<br> {<br> boundUser(request,session,chatroomID,uParams,login);<br> // Logged.<br> <b>return Conf.JSPROOM;</b><br> } catch (ChatException e)<br> {<br> setSysMessage(e.getMessage());<br> // Fail.<br> <b>return null;</b><br> }<br> </i>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../jChatBox/Service/Login.html#doLogin(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpSession)">doLogin</A></CODE> in class <CODE><A HREF="../../jChatBox/Service/Login.html">Login</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
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<A NAME="trace(int, java.lang.String)"><!-- --></A><H3>
trace</H3>
<PRE>
protected void <B>trace</B>(int level, java.lang.String msg)</PRE>
<DL>
<DD>Sends trace to debug.
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<DD><DL>
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