PetCatalogPortlet.java

package kz.bsbnb.petcatalog.portlet;

import com.liferay.portal.kernel.log.Log;
import com.liferay.portal.kernel.log.LogFactoryUtil;
import com.liferay.util.bridges.mvc.MVCPortlet;

public class PetCatalogPortlet extends MVCPortlet {
    // в начале класса всегда определяем логгер log
    private static final Log log = LogFactoryUtil.getLog(PetCatalogPortlet.class.getName());

    // пути на JSP сохраняем в константах
    public static final String PORTLET_PATH = "/html/petcatalog/";
    public static final String VIEW_JSP = PORTLET_PATH + "view.jsp";
    public static final String EDIT_PET_JSP = PORTLET_PATH + "edit-pet.jsp";
    public static final String VIEW_PET_JSP = PORTLET_PATH + "view-pet.jsp";

    // перечисляем используемые параметры и аттрибуты
    public static final String PARAM_PET = "pet";
    public static final String PARAM_PET_ID = "petId";
    public static final String PARAM_PETS = "pets";
    public static final String PARAM_PETS_COUNT = "petsCount";

}