org.locomotive.module.base
Class LoginServlet
java.lang.Object
|
+--javax.servlet.GenericServlet
|
+--javax.servlet.http.HttpServlet
|
+--org.locomotive.loco.servlet.LocoServlet
|
+--org.locomotive.module.base.LoginServlet
- public class LoginServlet
- extends LocoServlet
A Sample login handling Servlet
- See Also:
- Serialized Form
Fields inherited from class org.locomotive.loco.servlet.LocoServlet |
conn,
DEBUG,
ERROR,
form_data,
NORMAL,
req,
resp,
session,
steam_vars,
url_tokens,
user,
WARNING |
Method Summary |
void |
doGet(javax.servlet.http.HttpServletRequest req,
javax.servlet.http.HttpServletResponse resp)
A GET simply shows the login page. |
void |
doPost(javax.servlet.http.HttpServletRequest req,
javax.servlet.http.HttpServletResponse resp)
Takes the username and password entered from the HTML form and
tries to log the user in. |
protected void |
handleFormSubmission()
handle the login form submission. |
Methods inherited from class javax.servlet.http.HttpServlet |
doDelete,
doOptions,
doPut,
doTrace,
getLastModified,
service |
Methods inherited from class javax.servlet.GenericServlet |
destroy,
getInitParameter,
getInitParameterNames,
getServletConfig,
getServletContext,
getServletInfo,
init,
init,
log,
log |
Methods inherited from class java.lang.Object |
clone,
equals,
finalize,
getClass,
hashCode,
notify,
notifyAll,
toString,
wait,
wait,
wait |
LoginServlet
public LoginServlet()
doGet
public void doGet(javax.servlet.http.HttpServletRequest req,
javax.servlet.http.HttpServletResponse resp)
throws javax.servlet.ServletException,
java.io.IOException
- A GET simply shows the login page.
- Overrides:
- doGet in class javax.servlet.http.HttpServlet
doPost
public void doPost(javax.servlet.http.HttpServletRequest req,
javax.servlet.http.HttpServletResponse resp)
throws javax.servlet.ServletException,
java.io.IOException
- Takes the username and password entered from the HTML form and
tries to log the user in.
- Overrides:
- doPost in class javax.servlet.http.HttpServlet
handleFormSubmission
protected void handleFormSubmission()
throws javax.servlet.ServletException,
java.io.IOException
- handle the login form submission. At the end, we should have a
logged-in user, or else we'll redisplay the login form with
error messages.