br.com.jarch.faces.converter.LocalDateJsfConverter Maven / Gradle / Ivy

Go to download
package br.com.jarch.faces.converter;

import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.convert.Converter;
import javax.faces.convert.FacesConverter;
import java.io.Serializable;
import java.text.SimpleDateFormat;
import java.time.LocalDate;
import java.time.format.DateTimeFormatter;
import java.util.Date;

import static java.time.format.DateTimeFormatter.ofPattern;

@FacesConverter("br.com.jarch.faces.converter.localDateConverter")
public class LocalDateJsfConverter implements Serializable, Converter {

    public static final int SEVEN = 7;

    @Override
    public LocalDate getAsObject(FacesContext context, UIComponent component, String value) {

        String newValue = value;

        if (newValue.length() == SEVEN) {
            newValue = "01/" + newValue;
        }

        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("dd/MM/yyyy");
        return LocalDate.parse(newValue, formatter);
    }

    @Override
    public String getAsString(FacesContext context, UIComponent component, Object value) {
        if (value == null) {
            return "";
        }

        if (Date.class.isAssignableFrom(value.getClass())) {
            Date date = (Date) value;
            return new SimpleDateFormat("dd/MM/yyyy").format(date);
        }

        LocalDate dateValue = (LocalDate) value;
        return dateValue.format(ofPattern("dd/MM/yyyy"));
    }
}