ezcWorkflowExecution::addPlugin PHP Méthode

    public function addPlugin(ezcWorkflowExecutionPlugin $plugin)
    {
        $pluginClass = get_class($plugin);
        if (!isset($this->plugins[$pluginClass])) {
            $this->plugins[$pluginClass] = $plugin;
            return true;
        } else {
            return false;
        }
    }