Через Action передаю имя юзера, как мне передать HashMap?
| Код |
package dummies.struts;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.Action;
import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
/**
* @author Mike Robinson
*
*/
public class LoginAction extends Action
{
/**
* Handles user's request for login
* @param mapping
* @param form
* @param request
* @param response
* @throws Exception
* @return ActionForward
*/
public ActionForward execute( ActionMapping mapping,
ActionForm form,
HttpServletRequest request,
HttpServletResponse response)
throws Exception
{
// create a new LoginBean with valid users in it
LoginBean lb = new LoginBean();
[color=red]//request.setAttribute("password",lb); - делал так, но думаю что не так.[/color]
// check to see if this user/password combination are valid
if(lb.validateUser(((LoginForm)form).getUserName(),((LoginForm)form).getPassword()))
{
request.setAttribute("userName",((LoginForm)form).getUserName());
return (mapping.findForward("success"));
}
else // username/password not validated
{
// create ActionError and save in the request
ActionErrors errors = new ActionErrors();
ActionError error = new ActionError("error.login.invalid");
errors.add("login",error);
saveErrors(request,errors);
return (mapping.findForward("failure"));
}
}
}
|
| Код |
package dummies.struts;
import java.util.HashMap;
/**
* @author Mike Robinson
*
*/
public class LoginBean
{
private HashMap validUsers = new HashMap();
/**
* Constructor for LoginBean
* Initializes the list of usernames/passwords
*/
public LoginBean()
{
validUsers.put("Twinkle Toes","tt");
validUsers.put("administrator","admin");
validUsers.put("Barbara Smith","smitty");
}
/**
* determine if the username/password combination are
* present in the validUsers repository.
* @param userName
* @param password
* @return boolean true if valid, false otherwise
*/
public boolean validateUser(String userName, String password)
{
if(validUsers.containsKey(userName))
{
String thePassword = (String)validUsers.get(userName);
if(thePassword.equals(password))
return true;
}
return false;
}
}
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