This is what i did , hope it fits your need :
<div class="panel panel-default">
<div class="panel-heading">
<h3>Navigation</h3>
</div>
<div id="sidebar" class="list-group">
<a href="#" class="list-group-item active">
<i class="icon-dashboard"></i> Dashboard
</a>
<a href="#users" class="list-group-item" data-parent="#sidebar">
<i class="icon-group"></i> Users
<span class="badge bg_danger">0</span>
</a>
<div id="users" class="list-group subitem collapse">
<a href="#" class="list-group-item">
<i class="icon-caret-right"></i> Users
<span class="badge bg_danger">0</span>
</a>
<a href="#" class="list-group-item">
<i class="icon-caret-right"></i> Create User
</a>
<a href="#" class="list-group-item">
<i class="icon-caret-right"></i> Create Group
</a>
</div>
<a href="#articles" class="list-group-item" data-parent="#sidebar">
<i class="icon-file-text"></i> Articles
<span class="badge bg_danger">0</span>
</a>
<div id="articles" class="list-group subitem collapse">
<a href="#" class="list-group-item bg_warning">
<i class="icon-caret-right"></i> Articles
<span class="badge bg_danger">0</span>
</a>
<a href="#" class="list-group-item">
<i class="icon-caret-right"></i> Create Article
</a>
</div>
</div>
</div>
And this is the corresponding js :
$('#sidebar > a').on('click', function (e) {
e.preventDefault();
if(!$(this).hasClass("active")){
var lastActive = $(this).closest("#sidebar").children(".active");
lastActive.removeClass("active");
lastActive.next('div').collapse('hide');
$(this).addClass("active");
$(this).next('div').collapse('show');
}
});