$.getJSON(application_area, function(area){
        try{
            (function ($, undefined) {
                $.jstree.defaults.conditionalselect = function () { return true; };
                $.jstree.plugins.conditionalselect = function (options, parent){
                this.activate_node = function (obj, e) {
                    if(this.settings.conditionalselect.call(this, this.get_node(obj))) {
                      parent.activate_node.call(this, obj, e);
                    }
                  };
                };
            })(jQuery);
            createJSTree(area)
        }catch(ex){
            console.log(ex)
        }
    });

    function createJSTree(area) {
        $("#search_tree").keypress(function(){
            var searchString = $(this).val();
            $("#tree").jstree('search', searchString);
        })


        var j1 = $('#tree')
        const pplication_area = []

        j1.jstree({
            "conditionalselect" : function (node) {
                return node.parent === '#' || node.parent === "1" || node.parent === "415" ? false : true;
            },
            'core': {
                "multiple": true,
            "themes": {
                "theme": "classic",
                "dots": true,
                "variant": "small",
                "icons": false,
                "responsive":true,
            },
            'data':area
            },
            "search":{
                "case_insensitive":true,
                "show_only_matches":true
            },
            "checkbox": {
                "keep_selected_style": false,
            },
            "plugins": ["wholerow", "checkbox", "search","conditionalselect"],
        }).bind("before.jstree", function (e, data) {
            if (data.func === "check_node") {
                if (j1.jstree('get_checked').length >= 1) {
                    e.preventDefault();
                    return false;
                }
            }
        });
    }