source: extensions/jiwigo/trunk/src/main/java/fr/mael/jiwigo/service/CategoryService.java @ 6980

Last change on this file since 6980 was 6980, checked in by mlg, 14 years ago

Translation of the comments
French -> English

File size: 3.8 KB
Line 
1package fr.mael.jiwigo.service;
2
3import java.io.IOException;
4import java.util.List;
5
6import fr.mael.jiwigo.dao.CategoryDao;
7import fr.mael.jiwigo.om.Category;
8
9/**
10   Copyright (c) 2010, Mael
11   All rights reserved.
12
13   Redistribution and use in source and binary forms, with or without
14   modification, are permitted provided that the following conditions are met:
15    * Redistributions of source code must retain the above copyright
16      notice, this list of conditions and the following disclaimer.
17    * Redistributions in binary form must reproduce the above copyright
18      notice, this list of conditions and the following disclaimer in the
19      documentation and/or other materials provided with the distribution.
20    * Neither the name of jiwigo nor the
21      names of its contributors may be used to endorse or promote products
22      derived from this software without specific prior written permission.
23
24   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
25   ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
26   WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
27   DISCLAIMED. IN NO EVENT SHALL Mael BE LIABLE FOR ANY
28   DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29   (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30   LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
31   ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
32   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33   SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34   
35 * Service des catégories
36 * @author mael
37 *
38 */
39public class CategoryService {
40    /**
41     * Logger
42     */
43    public static final org.apache.commons.logging.Log LOG = org.apache.commons.logging.LogFactory
44            .getLog(CategoryService.class);
45
46    /**
47     * singleton
48     */
49    private static CategoryService instance;
50
51    /**
52     * @return the singleton
53     */
54    public static CategoryService getInstance() {
55        if (instance == null) {
56            instance = new CategoryService();
57        }
58        return instance;
59    }
60
61    /**
62     * private constructor to use a singleton
63     */
64    private CategoryService() {
65
66    }
67
68    /**
69     * Lists all categories
70     * @param rafraichir true to refresh
71     * @param recursive true : recursive listing
72     * @return the list of categories
73     * @throws IOException
74     */
75    public List<Category> lister(boolean recursive) throws IOException {
76        return CategoryDao.getInstance().lister(recursive);
77    }
78
79    /**
80     * Allows to create the categories tree
81     * @return list of categories
82     * @throws IOException
83     */
84    public List<Category> construireArbre() throws IOException {
85        List<Category> list = CategoryDao.getInstance().lister(true);
86        for (Category category : list) {
87            for (Category category2 : list) {
88                if (category2.getIdCategoriesMeres().size() != 1
89                        && category.getIdentifiant().equals(
90                                category2.getIdCategoriesMeres().get(category2.getIdCategoriesMeres().size() - 2))) {
91                    category.getCategoriesFilles().add(category2);
92                    category2.getCategoriesMeres().add(category);
93                }
94
95            }
96        }
97
98        return list;
99
100    }
101
102    /**
103     * creation of a category
104     * @param nom name of the category
105     * @param parent parent category
106     * @return true if successful
107     */
108    public boolean creer(String nom, Integer parent) {
109        Category category = new Category();
110        category.setParentDirect(parent);
111        category.setNom(nom);
112        return CategoryDao.getInstance().creer(category);
113    }
114
115    /**
116     * creation of a category without parent
117     * @param nom name of the category
118     * @return true if successful
119     */
120    public boolean creer(String nom) {
121        Category category = new Category();
122        category.setNom(nom);
123        return CategoryDao.getInstance().creer(category);
124    }
125}
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