public function getConfigTreeBuilder()
{
$treeBuilder = new TreeBuilder();
$root = $treeBuilder->root('sulu_collaboration');
$root->children()->scalarNode('interval')->defaultValue(300000)->info('Defines the interval in milliseconds between the keep alive messages for the collaboration feature')->end()->scalarNode('threshold')->defaultValue(10000)->info('Defines the threshold after which the collabaration without keep alive signal is considered finished')->end()->scalarNode('entity_cache')->info('The service which will be used for caching collaborations grouped by entities')->end()->scalarNode('connection_cache')->info('The service which will be used for caching collaborations grouped by connections')->end()->end();
return $treeBuilder;
}