LoginActionBean.java

package net.sourceforge.stripes.examples.bugzooky;

import net.sourceforge.stripes.action.DefaultHandler;
import net.sourceforge.stripes.action.DontValidate;
import net.sourceforge.stripes.action.ForwardResolution;
import net.sourceforge.stripes.action.RedirectResolution;
import net.sourceforge.stripes.action.Resolution;
import net.sourceforge.stripes.action.UrlBinding;
import net.sourceforge.stripes.examples.bugzooky.biz.Person;
import net.sourceforge.stripes.examples.bugzooky.biz.PersonManager;
import net.sourceforge.stripes.examples.bugzooky.ext.Public;
import net.sourceforge.stripes.validation.LocalizableError;
import net.sourceforge.stripes.validation.Validate;
import net.sourceforge.stripes.validation.ValidationError;

/**
 * An example of an ActionBean that uses validation annotations on fields instead of
 * on methods.  Logs the user in using a conventional username/password combo and
 * validates the password in the action method.
 *
 * @author Tim Fennell
 */
@Public
@UrlBinding( "/bugzooky/Login.action" )
public class LoginActionBean extends BugzookyActionBean {
    @Validate(required=true)
    private String username;

    @Validate(required=true)
    private String password;

    private String targetUrl;

    /** The username of the user trying to log in. */
    public void setUsername(String username) { this.username = username; }

    /** The username of the user trying to log in. */
    public String getUsername() { return username; }

    /** The password of the user trying to log in. */
    public void setPassword(String password) { this.password = password; }

    /** The password of the user trying to log in. */
    public String getPassword() { return password; }

    /** The URL the user was trying to access (null if the login page was accessed directly). */
    public String getTargetUrl() { return targetUrl; }

    /** The URL the user was trying to access (null if the login page was accessed directly). */
    public void setTargetUrl(String targetUrl) { this.targetUrl = targetUrl; }

    @DefaultHandler
    @DontValidate
    public Resolution view() {
        return new ForwardResolution("/bugzooky/Login.jsp");
    }

    public Resolution login() {
        PersonManager pm = new PersonManager();
        Person person = pm.getPerson(this.username);

        if (person == null) {
            ValidationError error = new LocalizableError("usernameDoesNotExist");
            getContext().getValidationErrors().add("username", error);
            return getContext().getSourcePageResolution();
        }
        else if (!person.getPassword().equals(password)) {
            ValidationError error = new LocalizableError("incorrectPassword");
            getContext().getValidationErrors().add("password", error);
            return getContext().getSourcePageResolution();
        }
        else {
            getContext().setUser(person);
            if (this.targetUrl != null) {
                return new RedirectResolution(this.targetUrl);
            }
            else {
                return new RedirectResolution(BugListActionBean.class);
            }
        }
    }
}