| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| ChoiceFactory |
|
| 1.3333333333333333;1.333 |
| 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.common.config; | |
| 21 | ||
| 22 | import java.util.HashMap; | |
| 23 | import java.util.Map; | |
| 24 | import java.util.ResourceBundle; | |
| 25 | ||
| 26 | import org.crosswire.common.util.ClassUtil; | |
| 27 | import org.crosswire.common.util.PluginUtil; | |
| 28 | import org.jdom2.Element; | |
| 29 | ||
| 30 | /** | |
| 31 | * Factory for the well known Choices. | |
| 32 | * | |
| 33 | * @see gnu.lgpl.License The GNU Lesser General Public License for details. | |
| 34 | * @author Joe Walker | |
| 35 | */ | |
| 36 | public final class ChoiceFactory { | |
| 37 | /** | |
| 38 | * Prevent instantiation | |
| 39 | */ | |
| 40 | 0 | private ChoiceFactory() { |
| 41 | 0 | } |
| 42 | ||
| 43 | /** | |
| 44 | * Get a ChoiceFactory by element. | |
| 45 | * | |
| 46 | * @param option | |
| 47 | * The element to check | |
| 48 | * @param configResources the resource bundle holding the option | |
| 49 | * @return One of the ChoiceTypes. | |
| 50 | * @throws InstantiationException | |
| 51 | * if this {@code data} represents an abstract class, | |
| 52 | * an interface, an array class, a primitive type, or void; | |
| 53 | * or if the class has no nullary constructor; | |
| 54 | * or if the instantiation fails for some other reason. | |
| 55 | * @throws ClassNotFoundException if the class is not found | |
| 56 | * @throws IllegalAccessException if the class or its nullary | |
| 57 | * constructor is not accessible. | |
| 58 | * @throws StartupException if startup is not possible | |
| 59 | */ | |
| 60 | public static Choice getChoice(Element option, ResourceBundle configResources) throws ClassNotFoundException, IllegalAccessException, | |
| 61 | InstantiationException, StartupException | |
| 62 | { | |
| 63 | 0 | Class<Choice> clazz = null; |
| 64 | ||
| 65 | 0 | String type = option.getAttributeValue("type"); |
| 66 | 0 | if ("custom".equals(type)) { |
| 67 | 0 | String clazzstr = option.getAttributeValue("class"); |
| 68 | 0 | clazz = (Class<Choice>) ClassUtil.forName(clazzstr); |
| 69 | 0 | } else { |
| 70 | 0 | clazz = map.get(type); |
| 71 | } | |
| 72 | ||
| 73 | 0 | Choice choice = clazz.newInstance(); |
| 74 | 0 | choice.init(option, configResources); |
| 75 | 0 | return choice; |
| 76 | } | |
| 77 | ||
| 78 | /** | |
| 79 | * Method getDataMap. | |
| 80 | * | |
| 81 | * @return the map data | |
| 82 | */ | |
| 83 | public static Map<String, Object> getDataMap() { | |
| 84 | 0 | return datamap; |
| 85 | } | |
| 86 | ||
| 87 | /** | |
| 88 | * Storage of various registered objects | |
| 89 | */ | |
| 90 | 0 | private static Map<String, Object> datamap = new HashMap<String, Object>(); |
| 91 | ||
| 92 | /** | |
| 93 | * Store of the known ChoiceTypes | |
| 94 | */ | |
| 95 | private static Map<String, Class<Choice>> map; | |
| 96 | ||
| 97 | /** | |
| 98 | * Setup the map of Choices | |
| 99 | */ | |
| 100 | static { | |
| 101 | 0 | map = PluginUtil.getImplementorsMap(Choice.class); |
| 102 | 0 | } |
| 103 | } |