src/java/org/mxchange/pizzaapplication/beans/category/PizzaAdminCategoryWebRequestBean.java

   1 /*
   2  * Copyright (C) 2016 - 2020 Free Software Foundation
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.pizzaapplication.beans.category;
  18
  19 import javax.enterprise.context.RequestScoped;
  20 import javax.enterprise.event.Event;
  21 import javax.enterprise.inject.Any;
  22 import javax.faces.view.facelets.FaceletException;
  23 import javax.inject.Inject;
  24 import javax.inject.Named;
  25 import javax.naming.Context;
  26 import javax.naming.InitialContext;
  27 import javax.naming.NamingException;
  28 import org.mxchange.jproduct.events.category.AddedCategoryEvent;
  29 import org.mxchange.jproduct.events.category.CategoryAddedEvent;
  30 import org.mxchange.jproduct.exceptions.CannotAddCategoryException;
  31 import org.mxchange.jproduct.exceptions.CategoryTitleAlreadyUsedException;
  32 import org.mxchange.jproduct.model.category.Category;
  33 import org.mxchange.jproduct.model.category.ProductCategory;
  34 import org.mxchange.jproduct.model.category.AdminCategorySessionBeanRemote;
  35 import org.mxchange.pizzaapplication.beans.BasePizzaBean;
  36
  37 /**
  38  * Main application class
  39  * <p>
  40  * @author Roland Häder<roland@mxchange.org>
  41  */
  42 @Named ("adminCategoryController")
  43 @RequestScoped
  44 public class PizzaAdminCategoryWebRequestBean extends BasePizzaBean implements PizzaAdminCategoryWebRequestController {
  45
  46         /**
  47          * Serial number
  48          */
  49         private static final long serialVersionUID = 5_819_375_183_472_871L;
  50
  51         /**
  52          * Event for added shop categories
  53          */
  54         @Inject
  55         @Any
  56         private Event<AddedCategoryEvent> categoryAddedEvent;
  57
  58         /**
  59          * Remote bean for categories
  60          */
  61         private AdminCategorySessionBeanRemote categoryBean;
  62
  63         /////////////////////// Properties /////////////////////
  64         /**
  65          * Category categoryTitle
  66          */
  67         private String categoryTitle;
  68
  69         /**
  70          * Parent category
  71          */
  72         private Category parentCategory;
  73
  74         /**
  75          * Default constructor
  76          */
  77         public PizzaAdminCategoryWebRequestBean () {
  78                 // Try it
  79                 try {
  80                         // Get initial context
  81                         Context context = new InitialContext();
  82
  83                         // Try to lookup the bean
  84                         this.categoryBean = (AdminCategorySessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/adminCategory!org.mxchange.jshopcore.model.category.AdminCategorySessionBeanRemote"); //NOI18N
  85                 } catch (final NamingException e) {
  86                         // Throw it again
  87                         throw new FaceletException(e);
  88                 }
  89         }
  90
  91         @Override
  92         public void addCategory () throws FaceletException {
  93                 try {
  94                         // Create category
  95                         Category category = new ProductCategory();
  96                         category.setParentCategory(this.getParentCategory());
  97                         category.setCategoryTitle(this.getCategoryTitle());
  98
  99                         // Deligate to remote bean
 100                         Category updatedCategory = this.categoryBean.doAdminAddCategory(category);
 101
 102                         // Fire event
 103                         this.categoryAddedEvent.fire(new CategoryAddedEvent(updatedCategory));
 104
 105                         // Unset all older values
 106                         this.clear();
 107                 } catch (final CategoryTitleAlreadyUsedException | CannotAddCategoryException ex) {
 108                         // Continue to throw
 109                         throw new FaceletException(ex);
 110                 }
 111         }
 112
 113         @Override
 114         public String getCategoryTitle () {
 115                 return this.categoryTitle;
 116         }
 117
 118         @Override
 119         public void setCategoryTitle (final String categoryTitle) {
 120                 this.categoryTitle = categoryTitle;
 121         }
 122
 123         @Override
 124         public Category getParentCategory () {
 125                 return this.parentCategory;
 126         }
 127
 128         @Override
 129         public void setParentCategory (final Category parentCategory) {
 130                 this.parentCategory = parentCategory;
 131         }
 132
 133         /**
 134          * Clears this bean (example: when category has been added)
 135          */
 136         private void clear () {
 137                 this.setCategoryTitle(""); //NOI18N
 138                 this.setParentCategory(null);
 139         }
 140
 141 }