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package org.crosswire.jsword.book.install; |
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import java.io.IOException; |
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import java.net.URI; |
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import java.util.Collections; |
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import java.util.Iterator; |
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import java.util.LinkedHashMap; |
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import java.util.List; |
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import java.util.Map; |
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import java.util.Set; |
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import java.util.concurrent.CopyOnWriteArrayList; |
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import org.crosswire.common.util.CWProject; |
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import org.crosswire.common.util.FileUtil; |
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import org.crosswire.common.util.NetUtil; |
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import org.crosswire.common.util.PluginUtil; |
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import org.crosswire.common.util.PropertyMap; |
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import org.crosswire.common.util.Reporter; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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48 | 0 | public final class InstallManager { |
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52 | 0 | public InstallManager() { |
53 | 0 | listeners = new CopyOnWriteArrayList<InstallerListener>(); |
54 | 0 | installers = new LinkedHashMap<String, Installer>(); |
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try { |
57 | 0 | PropertyMap sitemap = PluginUtil.getPlugin(getClass()); |
58 | 0 | factories = PluginUtil.getImplementorsMap(InstallerFactory.class); |
59 | 0 | int i = 0; |
60 | 0 | for (String def = sitemap.get(PREFIX + ++i); def != null; def = sitemap.get(PREFIX + ++i)) { |
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try { |
62 | 0 | String[] parts = def.split(",", 3); |
63 | 0 | String type = parts[0]; |
64 | 0 | String name = parts[1]; |
65 | 0 | String rest = parts[2]; |
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67 | 0 | Class<InstallerFactory> clazz = factories.get(type); |
68 | 0 | if (clazz == null) { |
69 | 0 | log.warn("Unable to get class for {}", type); |
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} else { |
71 | 0 | InstallerFactory ifactory = clazz.newInstance(); |
72 | 0 | Installer installer = ifactory.createInstaller(rest); |
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74 | 0 | internalAdd(name, installer); |
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} |
76 | 0 | } catch (InstantiationException e) { |
77 | 0 | Reporter.informUser(this, e); |
78 | 0 | } catch (IllegalAccessException e) { |
79 | 0 | Reporter.informUser(this, e); |
80 | 0 | } |
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} |
82 | 0 | } catch (IOException ex) { |
83 | 0 | Reporter.informUser(this, ex); |
84 | 0 | } |
85 | 0 | } |
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public void save() { |
92 | 0 | PropertyMap props = new PropertyMap(); |
93 | 0 | StringBuilder buf = new StringBuilder(); |
94 | 0 | int i = 1; |
95 | 0 | for (String name : installers.keySet()) { |
96 | 0 | Installer installer = installers.get(name); |
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98 | 0 | buf.delete(0, buf.length()); |
99 | 0 | buf.append(installer.getType()); |
100 | 0 | buf.append(','); |
101 | 0 | buf.append(name); |
102 | 0 | buf.append(','); |
103 | 0 | buf.append(installer.getInstallerDefinition()); |
104 | 0 | props.put(PREFIX + i++, buf.toString()); |
105 | 0 | } |
106 | 0 | URI outputURI = CWProject.instance().getWritableURI(getClass().getName(), FileUtil.EXTENSION_PLUGIN); |
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try { |
108 | 0 | NetUtil.storeProperties(props, outputURI, "Saved Installer Sites"); |
109 | 0 | } catch (IOException e) { |
110 | 0 | log.error("Failed to save installers", e); |
111 | 0 | } |
112 | 0 | } |
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public Set<String> getInstallerFactoryNames() { |
120 | 0 | return Collections.unmodifiableSet(factories.keySet()); |
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} |
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public String getFactoryNameForInstaller(Installer installer) { |
132 | 0 | Class<? extends Installer> match = installer.getClass(); |
133 | 0 | for (String name : factories.keySet()) { |
134 | 0 | Class<InstallerFactory> factclazz = factories.get(name); |
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try { |
136 | 0 | InstallerFactory ifactory = factclazz.newInstance(); |
137 | 0 | Class<? extends Installer> clazz = ifactory.createInstaller().getClass(); |
138 | 0 | if (clazz == match) { |
139 | 0 | return name; |
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} |
141 | 0 | } catch (InstantiationException e) { |
142 | 0 | log.warn("Failed to instantiate installer factory: {}={}", name, factclazz.getName(), e); |
143 | 0 | } catch (IllegalAccessException e) { |
144 | 0 | log.warn("Failed to instantiate installer factory: {}={}", name, factclazz.getName(), e); |
145 | 0 | } |
146 | 0 | } |
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148 | 0 | log.warn("Failed to find factory name for {} among the {} factories.", installer, Integer.toString(factories.size())); |
149 | 0 | return null; |
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} |
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public String getInstallerNameForInstaller(Installer installer) { |
161 | 0 | for (String name : installers.keySet()) { |
162 | 0 | Installer test = installers.get(name); |
163 | 0 | if (installer.equals(test)) { |
164 | 0 | return name; |
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} |
166 | 0 | } |
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168 | 0 | log.warn("Failed to find installer name for {} among the {} installers.", installer, Integer.toString(installers.size())); |
169 | 0 | for (String name : installers.keySet()) { |
170 | 0 | Installer test = installers.get(name); |
171 | 0 | log.warn(" it isn't equal to {}", test.getInstallerDefinition()); |
172 | 0 | } |
173 | 0 | return null; |
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} |
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public InstallerFactory getInstallerFactory(String name) { |
184 | 0 | Class<InstallerFactory> clazz = factories.get(name); |
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try { |
186 | 0 | return clazz.newInstance(); |
187 | 0 | } catch (InstantiationException e) { |
188 | 0 | assert false : e; |
189 | 0 | } catch (IllegalAccessException e) { |
190 | 0 | assert false : e; |
191 | 0 | } |
192 | 0 | return null; |
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} |
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public Map<String, Installer> getInstallers() { |
200 | 0 | return Collections.unmodifiableMap(installers); |
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} |
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public Installer getInstaller(String name) { |
211 | 0 | return installers.get(name); |
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} |
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public void addInstaller(String name, Installer installer) { |
223 | 0 | assert installer != null; |
224 | 0 | assert name != null; |
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226 | 0 | removeInstaller(name); |
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228 | 0 | internalAdd(name, installer); |
229 | 0 | fireInstallersChanged(this, installer, true); |
230 | 0 | } |
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private void internalAdd(String name, Installer installer) { |
242 | 0 | Iterator<String> it = installers.keySet().iterator(); |
243 | 0 | while (it.hasNext()) { |
244 | 0 | String tname = it.next(); |
245 | 0 | Installer tinstaller = installers.get(tname); |
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247 | 0 | if (tinstaller.equals(installer)) { |
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249 | 0 | log.warn("duplicate installers: {}={}. removing {}", name, tname, tname); |
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252 | 0 | it.remove(); |
253 | 0 | fireInstallersChanged(this, tinstaller, false); |
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} |
255 | 0 | } |
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257 | 0 | installers.put(name, installer); |
258 | 0 | } |
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public void removeInstaller(String name) { |
267 | 0 | if (installers.containsKey(name)) { |
268 | 0 | Installer old = installers.remove(name); |
269 | 0 | fireInstallersChanged(this, old, false); |
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} |
271 | 0 | } |
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public void addInstallerListener(InstallerListener li) { |
280 | 0 | listeners.add(li); |
281 | 0 | } |
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public void removeBooksListener(InstallerListener li) { |
290 | 0 | listeners.remove(li); |
291 | 0 | } |
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protected void fireInstallersChanged(Object source, Installer installer, boolean added) { |
304 | 0 | InstallerEvent ev = new InstallerEvent(source, installer, added); |
305 | 0 | for (InstallerListener listener : listeners) { |
306 | 0 | if (added) { |
307 | 0 | listener.installerAdded(ev); |
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} else { |
309 | 0 | listener.installerRemoved(ev); |
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} |
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} |
312 | 0 | } |
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private static final String PREFIX = "Installer."; |
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private Map<String, Class<InstallerFactory>> factories; |
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private Map<String, Installer> installers; |
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private List<InstallerListener> listeners; |
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337 | 0 | private static final Logger log = LoggerFactory.getLogger(InstallManager.class); |
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} |