@Override
public DioritePlugin loadPlugin(final File file) throws PluginException {
try {
final PluginClassLoader classLoader = new PluginClassLoader(file);
final ConfigurationBuilder config = new ConfigurationBuilder();
config.setClassLoaders(new PluginClassLoader[] {classLoader});
config.setUrls(ClasspathHelper.forClassLoader(classLoader));
final Reflections ref = new Reflections(config);
final Set<Class<?>> annotated = ref.getTypesAnnotatedWith(Plugin.class);
if (annotated.isEmpty()) {
throw new PluginException("Plugin annotation doesn't found!");
}
if (annotated.size() > 1) {
throw new PluginException("Plugin has more than one main class!");
}
final Class<?> mainClass = annotated.iterator().next();
if (!DioritePlugin.class.isAssignableFrom(mainClass)) {
throw new PluginException("Main class must extend PluginMainClass!");
}
final DioritePlugin dioritePlugin = (DioritePlugin) mainClass.newInstance();
final Plugin pluginDescription = mainClass.getAnnotation(Plugin.class);
if (ServerImpl.getInstance().getPluginManager().getPlugin(pluginDescription.name()) != null) {
throw new PluginException("Plugin " + pluginDescription.name() + " is arleady loaded!");
}
dioritePlugin.init(
classLoader,
this,
dioritePlugin,
pluginDescription.name(),
pluginDescription.version(),
pluginDescription.author(),
pluginDescription.description(),
pluginDescription.website());
System.out.println(
"Loading "
+ pluginDescription.name()
+ " v"
+ pluginDescription.version()
+ " by "
+ pluginDescription.author()
+ " from file "
+ file.getName());
dioritePlugin.onLoad();
return dioritePlugin;
} catch (final InstantiationException | IllegalAccessException | MalformedURLException e) {
throw new PluginException("Exception while loading plugin from file " + file.getName(), e);
}
}
