PluginWrapper pluginWrapper = getPlugin(id);
if (pluginWrapper == null) {
throw new UnloggedFailure(String.format("Plugin %s is not installed!", id));
}
PluginState state = gitblit.stopPlugin(pluginWrapper.getPluginId());
if (PluginState.STOPPED.equals(state)) {
stdout.println(String.format("Stopped %s", pluginWrapper.getPluginId()));
} else {
throw new UnloggedFailure(1, String.format("Failed to stop %s", pluginWrapper.getPluginId()));
}