quickstart/src/main/resources/archetype-resources/src/main/java/pages/Login.java

package ${package}.pages;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.tapestry5.alerts.AlertManager;
import org.apache.tapestry5.annotations.InjectComponent;
import org.apache.tapestry5.annotations.Property;
import org.apache.tapestry5.corelib.components.Form;
import org.apache.tapestry5.corelib.components.PasswordField;
import org.apache.tapestry5.corelib.components.TextField;
import org.apache.tapestry5.ioc.annotations.Inject;

public class Login
{
    private static final Logger logger = LogManager.getLogger(Login.class);

    @Inject
    private AlertManager alertManager;

    @InjectComponent
    private Form login;

    @InjectComponent("email")
    private TextField emailField;

    @InjectComponent("password")
    private PasswordField passwordField;

    @Property
    private String email;

    @Property
    private String password;

    void onValidateFromLogin()
    {
        if (!email.equals("users@tapestry.apache.org"))
            login.recordError(emailField, "Try with user: users@tapestry.apache.org");

        if (!password.equals("Tapestry5"))
            login.recordError(passwordField, "Try with password: Tapestry5");
    }

    Object onSuccessFromLogin()
    {
        logger.info("Login successful!");
        alertManager.success("Welcome aboard!");
        return Index.class;
    }

    void onFailureFromLogin()
    {
        logger.warn("Login error!");
        alertManager.error("I'm sorry but I can't log you in!");
    }
}