2 * Copyright (C) 2015 Roland Haeder
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
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 General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 package org.mxchange.pizzaapplication.beans.controller;
19 import java.util.Deque;
20 import java.util.Iterator;
21 import javax.faces.FacesException;
22 import javax.servlet.ServletException;
23 import javax.servlet.ServletRequest;
24 import javax.servlet.http.HttpSession;
25 import org.mxchange.jshop.beans.FrameworkBean;
26 import org.mxchange.jshop.category.Category;
27 import org.mxchange.jshop.exceptions.CategoryTitleAlreadyUsedException;
28 import org.mxchange.jshop.exceptions.ProductTitleAlreadyUsedException;
29 import org.mxchange.jshop.item.AddableBasketItem;
30 import org.mxchange.jshop.product.Product;
34 * @author Roland Haeder
36 public interface PizzaBean extends FrameworkBean {
38 * Initializes this instance
40 * @throws FacesException If something was wrong
42 public void init () throws FacesException;
45 * Some "getter" for an iterator of only available products
47 * @return Only available products
48 * @throws javax.servlet.ServletException If anything went wrong
50 public Iterator<Product> getAvailableProductsIterator () throws ServletException;
53 * Some "getter" for an iterator of all products
55 * @return All products
56 * @throws javax.servlet.ServletException If anything went wrong
58 public Iterator<Product> getAllProductsIterator () throws ServletException;
61 * Some "getter" for an iterator of all categories
63 * @return All categories
64 * @throws javax.servlet.ServletException If anything went wrong
66 public Iterator<Category> getAllCategoriesIterator () throws ServletException;
69 * Some "getter" for a linked list of only available products
71 * @return Only available products
72 * @throws javax.servlet.ServletException If anything went wrong
74 public Deque<Product> getAvailableProducts () throws ServletException;
77 * Some "getter" for a linked list of all products
79 * @return All products
80 * @throws javax.servlet.ServletException If anything went wrong
82 public Deque<Product> getAllProducts () throws ServletException;
85 * Some "getter" for a linked list of all categories
87 * @return All categories
88 * @throws javax.servlet.ServletException If anything went wrong
90 public Deque<Category> getAllCategories () throws ServletException;
93 * Checks if given Product instance is available and returns a printable
94 * (human-readable) string.
96 * @param product Product instance to check
97 * @return Human-readable version of product availability
99 public String getPrintableProduktAvailability (final Product product);
102 * Returns a printable (human-readable) string of product's category
104 * @param product Product instance to check
105 * @return Human-readable version of product availability
106 * @throws javax.servlet.ServletException If something unexpected happened
108 public String getPrintableProduktCategory (final Product product) throws ServletException;
111 * Adds given category data from request to database
113 * @param request Request instance
114 * @throws javax.servlet.ServletException If something unexpected happened
115 * @throws org.mxchange.jshop.exceptions.CategoryTitleAlreadyUsedException If the given title is already used
117 public void doAdminAddCategory (final ServletRequest request) throws ServletException, CategoryTitleAlreadyUsedException;
120 * Adds given product data from request to database
122 * @param request Request instance
123 * @throws javax.servlet.ServletException If something unexpected happened
124 * @throws org.mxchange.jshop.exceptions.ProductTitleAlreadyUsedException If the given product title is already used
126 public void doAdminAddProduct (final ServletRequest request) throws ServletException, ProductTitleAlreadyUsedException;
129 * Handles admin product form requests
131 * @throws ServletException If something unexpected happened
133 public void doAdminHandleProductForms () throws ServletException;
136 * Handles admin category form requests
138 * @throws ServletException If something unexpected happened
140 public void doAdminHandleCategoryForms () throws ServletException;
143 * Some "getter" for a product from given item
144 * @param item Item instance
145 * @return A Product instance
146 * @throws javax.servlet.ServletException If something bad happens
148 public Product getProduct (final AddableBasketItem item) throws ServletException;