Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
QueryBuilderFactory |
|
| 1.0;1 |
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.index.query; | |
21 | ||
22 | import java.io.IOException; | |
23 | ||
24 | import org.crosswire.common.util.PluginUtil; | |
25 | import org.slf4j.Logger; | |
26 | import org.slf4j.LoggerFactory; | |
27 | ||
28 | /** | |
29 | * A Factory class for QueryBuilder. | |
30 | * | |
31 | * @see gnu.lgpl.License The GNU Lesser General Public License for details. | |
32 | * @author DM Smith | |
33 | */ | |
34 | public final class QueryBuilderFactory { | |
35 | /** | |
36 | * Prevent instantiation | |
37 | */ | |
38 | 0 | private QueryBuilderFactory() { |
39 | 0 | } |
40 | ||
41 | /** | |
42 | * Create a new QueryBuilder. | |
43 | * | |
44 | * @return the singleton query builder | |
45 | */ | |
46 | public static QueryBuilder getQueryBuilder() { | |
47 | 0 | return instance; |
48 | } | |
49 | ||
50 | /** | |
51 | * The singleton | |
52 | */ | |
53 | private static QueryBuilder instance; | |
54 | ||
55 | /** | |
56 | * The log stream | |
57 | */ | |
58 | 0 | private static final Logger log = LoggerFactory.getLogger(QueryBuilderFactory.class); |
59 | ||
60 | /** | |
61 | * Setup the instance | |
62 | */ | |
63 | static { | |
64 | try { | |
65 | 0 | instance = PluginUtil.getImplementation(QueryBuilder.class); |
66 | 0 | } catch (IOException e) { |
67 | 0 | log.error("create QueryBuilder failed", e); |
68 | 0 | } catch (ClassCastException e) { |
69 | 0 | log.error("create QueryBuilder failed", e); |
70 | 0 | } catch (ClassNotFoundException e) { |
71 | 0 | log.error("create QueryBuilder failed", e); |
72 | 0 | } catch (InstantiationException e) { |
73 | 0 | log.error("create QueryBuilder failed", e); |
74 | 0 | } catch (IllegalAccessException e) { |
75 | 0 | log.error("create QueryBuilder failed", e); |
76 | 0 | } |
77 | 0 | } |
78 | } |