oxjs/source/Ox.UI/js/Core/GarbageCollection.js
2012-06-26 18:01:47 +02:00

54 lines
1.4 KiB
JavaScript

'use strict';
/*@
Ox.GarbageCollection <f> GarbageCollection
() -> <o> run garbage collection
debug() -> {} output debug information
@*/
Ox.GarbageCollection = (function() {
var that = function() {
collect();
},
timeout;
collect();
function collect() {
var len = Ox.len(Ox.UI.elements);
Object.keys(Ox.UI.elements).forEach(function(id) {
var $element = Ox.UI.elements[id]
if ($element && Ox.isUndefined($element.$element.data('oxid'))) {
$element.remove();
delete Ox.UI.elements[id];
}
});
timeout && clearTimeout(timeout);
timeout = setTimeout(collect, 60000);
Ox.Log('GC', len, '-->', Ox.len(Ox.UI.elements));
}
/*@
debug <f> debug info
() -> <s>
@*/
that.debug = function() {
var classNames = {}, sorted = [];
Ox.forEach(Ox.UI.elements, function($element, id) {
var className = $element[0].className;
classNames[className] = (classNames[className] || 0) + 1;
});
Ox.forEach(classNames, function(count, className) {
sorted.push({className: className, count: count});
})
return sorted.sort(function(a, b) {
return a.count - b.count;
}).map(function(v) {
return v.count + ' ' + v.className
}).join('\n');
};
return that;
}());