/**
* ************************************* Performs the login with the data from the input fields.
*/
protected void login() {
aLoginButton.setEnabled(false);
String sUserName = bReauthenticate ? Cookies.getCookie(sUserCookie) : aUserField.getText();
String sPassword = aPasswordField.getText();
setUserNameCookie(sUserName);
ServiceRegistry.getCommandService()
.executeCommand(
AuthenticatedService.LOGIN,
createLoginData(sUserName, sPassword),
new AsyncCallback<DataElementList>() {
@Override
public void onFailure(Throwable rCaught) {
handleLoginFailure(rCaught);
}
@Override
public void onSuccess(DataElementList rResult) {
handleLoginSuccess(rResult);
}
});
}
/** ************************************* {@inheritDoc} */
@Override
protected void addComponents() {
ContainerBuilder<Panel> aBuilder = createLoginComponentsPanel(AlignedPosition.CENTER);
String sUserName = Cookies.getCookie(sUserCookie);
addLoginPanelHeader(aBuilder, AlignedPosition.TOP);
aUserField = addUserComponents(aBuilder, sUserName, bReauthenticate);
aPasswordField = addPasswortComponents(aBuilder);
aFailureMessage = addFailureMessageComponents(aBuilder);
aLoginButton = addSubmitLoginComponents(aBuilder);
if (aUserField != null) {
aUserField.addEventListener(EventType.ACTION, this);
}
aPasswordField.addEventListener(EventType.ACTION, this);
aLoginButton.addEventListener(EventType.ACTION, this);
aFailureMessage.setVisible(false);
}
/**
* ************************************* Handles login failures. There are two ways this method
* can be invoked. This class first tries to connect to the server with user name and password set
* to NULL to check for an existing authentication. If that call fails the internal container
* builder reference will not be NULL and will be used to create the login components to query for
* the user login. The builder reference will then be set to NULL.
*
* @param rCaught The exception that occurred
*/
protected void handleLoginFailure(Throwable rCaught) {
aLoginButton.setEnabled(true);
aFailureMessage.setVisible(true);
rLoginHandler.loginFailed((Exception) rCaught);
}