Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
AbstractBookList |
|
| 1.4;1.4 |
1 | /** | |
2 | * Distribution License: | |
3 | * JSword is free software; you can redistribute it and/or modify it under | |
4 | * the terms of the GNU Lesser General Public License, version 2.1 or later | |
5 | * as published by the Free Software Foundation. This program is distributed | |
6 | * in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even | |
7 | * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | |
8 | * See the GNU Lesser General Public License for more details. | |
9 | * | |
10 | * The License is available on the internet at: | |
11 | * http://www.gnu.org/copyleft/lgpl.html | |
12 | * or by writing to: | |
13 | * Free Software Foundation, Inc. | |
14 | * 59 Temple Place - Suite 330 | |
15 | * Boston, MA 02111-1307, USA | |
16 | * | |
17 | * © CrossWire Bible Society, 2005 - 2016 | |
18 | * | |
19 | */ | |
20 | package org.crosswire.jsword.book; | |
21 | ||
22 | import java.util.Collections; | |
23 | import java.util.List; | |
24 | import java.util.concurrent.CopyOnWriteArrayList; | |
25 | ||
26 | import org.crosswire.common.util.CollectionUtil; | |
27 | ||
28 | /** | |
29 | * A basic implementation of BookList. The methods in this abstract class are | |
30 | * duplicates of those in Books, so bugs fixed in one should be fixed in the | |
31 | * other too. | |
32 | * | |
33 | * @see gnu.lgpl.License The GNU Lesser General Public License for details. | |
34 | * @author Joe Walker | |
35 | */ | |
36 | public abstract class AbstractBookList implements BookList { | |
37 | /** | |
38 | * Build a default BookList | |
39 | */ | |
40 | 0 | public AbstractBookList() { |
41 | 0 | listeners = new CopyOnWriteArrayList<BooksListener>(); |
42 | 0 | } |
43 | ||
44 | /* (non-Javadoc) | |
45 | * @see org.crosswire.jsword.book.BookList#getBooks(org.crosswire.jsword.book.BookFilter) | |
46 | */ | |
47 | public List<Book> getBooks(BookFilter filter) { | |
48 | 0 | List<Book> temp = CollectionUtil.createList(new BookFilterIterator(getBooks(), filter)); |
49 | 0 | return Collections.unmodifiableList(temp); |
50 | } | |
51 | ||
52 | /* (non-Javadoc) | |
53 | * @see org.crosswire.jsword.book.BookList#addBooksListener(org.crosswire.jsword.book.BooksListener) | |
54 | */ | |
55 | public void addBooksListener(BooksListener li) { | |
56 | 0 | listeners.add(li); |
57 | 0 | } |
58 | ||
59 | /* (non-Javadoc) | |
60 | * @see org.crosswire.jsword.book.BookList#removeBooksListener(org.crosswire.jsword.book.BooksListener) | |
61 | */ | |
62 | public void removeBooksListener(BooksListener li) { | |
63 | 0 | listeners.remove(li); |
64 | 0 | } |
65 | ||
66 | /** | |
67 | * Kick of an event sequence | |
68 | * | |
69 | * @param source | |
70 | * The event source | |
71 | * @param book | |
72 | * The changed Book | |
73 | * @param added | |
74 | * Is it added? | |
75 | */ | |
76 | protected void fireBooksChanged(Object source, Book book, boolean added) { | |
77 | 0 | BooksEvent ev = new BooksEvent(source, book, added); |
78 | 0 | for (BooksListener listener : listeners) { |
79 | 0 | if (added) { |
80 | 0 | listener.bookAdded(ev); |
81 | } else { | |
82 | 0 | listener.bookRemoved(ev); |
83 | } | |
84 | } | |
85 | 0 | } |
86 | ||
87 | /** | |
88 | * The list of listeners | |
89 | */ | |
90 | 0 | private List<BooksListener> listeners = new CopyOnWriteArrayList<BooksListener>(); |
91 | } |