Liferay Faces

@ManagedBean
@RequestScoped
public class SelectManyModelBean {
 
	private List<Long> favoriteIds;
	private List<Long> benefitIds = Arrays.asList(2L, 4L);
	private List<Date> dates;
	private String phase;
 
	@ManagedProperty(name = "liferayBenefitService", value = "#{liferayBenefitService}")
	private LiferayBenefitService liferayBenefitService;
 
	public List<Long> getBenefitIds() {
		return benefitIds;
	}
 
	public List<Date> getDates() {
		return dates;
	}
 
	public List<Long> getFavoriteIds() {
		return favoriteIds;
	}
 
	public List<LiferayBenefit> getLiferayBenefits() {
		return liferayBenefitService.getLiferayBenefits();
	}
 
	public String getPhase() {
		return phase;
	}
 
	public void setBenefitIds(List<Long> benefitIds) {
		this.benefitIds = benefitIds;
	}
 
	public void setDates(List<Date> dates) {
		this.dates = dates;
	}
 
	public void setFavoriteIds(List<Long> favoriteIds) {
		this.favoriteIds = favoriteIds;
	}
 
	public void setLiferayBenefitService(LiferayBenefitService liferayBenefitService) {
		this.liferayBenefitService = liferayBenefitService;
	}
 
	public void setPhase(String phase) {
		this.phase = phase;
	}
}

@ManagedBean
@RequestScoped
public class SelectManyBackingBean {
 
	private static final Logger logger = LoggerFactory.getLogger(SelectManyBackingBean.class);
 
	@ManagedProperty(name = "selectManyModelBean", value = "#{selectManyModelBean}")
	private SelectManyModelBean selectManyModelBean;
 
	public void setSelectManyModelBean(SelectManyModelBean selectManyModelBean) {
		this.selectManyModelBean = selectManyModelBean;
	}
 
	public void submit() {
		PhaseId phaseId = FacesContext.getCurrentInstance().getCurrentPhaseId();
		logger.info("submit: phaseId=[{0}] favoriteId=[{1}]", phaseId.toString(), selectManyModelBean.getFavoriteIds());
	}
 
	public void submitAnswer() {
		List<Date> selectedDates = selectManyModelBean.getDates();
		TimeZone gmtTimeZone = TimeZone.getTimeZone("GMT");
 
		boolean correct = (selectedDates.size() > 0);
 
		for (Date selectedDate : selectedDates) {
			Calendar calendar = new GregorianCalendar(gmtTimeZone);
			calendar.setTime(selectedDate);
 
			int selectedYear = calendar.get(Calendar.YEAR);
 
			if ((selectedYear <= 1700) || (selectedYear > 1800)) {
				correct = false;
 
				break;
			}
		}
 
		FacesContext facesContext = FacesContext.getCurrentInstance();
		FacesMessage facesMessage;
 
		if (correct) {
			facesMessage = new FacesMessage("Correct!");
			facesMessage.setSeverity(FacesMessage.SEVERITY_INFO);
		}
		else {
			facesMessage = new FacesMessage("Incorrect!");
			facesMessage.setSeverity(FacesMessage.SEVERITY_ERROR);
		}
 
		facesContext.addMessage(null, facesMessage);
	}
 
	public void valueChangeListener(ValueChangeEvent valueChangeEvent) {
 
		FacesContext facesContext = FacesContext.getCurrentInstance();
		PhaseId phaseId = facesContext.getCurrentPhaseId();
		logger.debug("valueChangeListener: phaseId=[{0}]", phaseId.toString());
 
		String phaseName = phaseId.toString();
		FacesMessage facesMessage = new FacesMessage("The valueChangeListener method was called during the " +
				phaseName + " phase of the JSF lifecycle.");
		facesContext.addMessage(null, facesMessage);
	}
}