/*
	Copyright (c) 2004-2016, The JS Foundation All Rights Reserved.
	Available via Academic Free License >= 2.1 OR the modified BSD license.
	see: http://dojotoolkit.org/license for details
*/

//>>built
define("dojo/store/Observable",["../_base/lang","../when","../_base/array"],function(_1,_2,_3){function _4(_5,_6,id,_7,_8){var i;_7=_7==undefined?0:_7;_8=_8==undefined?_6.length:_8;for(i=_7;i<_8;++i){if(_5.getIdentity(_6[i])===id){return i;}}return -1;};var _9=function(_a){var _b,_c=[],_d=0;_a=_1.delegate(_a);_a.notify=function(_e,_f,_10){_d++;var _11=_c.slice();for(var i=0,l=_11.length;i<l;i++){_11[i](_e,_f,_10);}};var _12=_a.query;_a.query=function(_13,_14){_14=_14||{};var _15=_12.apply(this,arguments);if(_15&&_15.forEach){var _16=_1.mixin({},_14);delete _16.start;delete _16.count;var _17=_a.queryEngine&&_a.queryEngine(_13,_16);var _18=_d;var _19=[],_1a;_15.observe=function(_1b,_1c){if(_19.push(_1b)==1){_c.push(_1a=function(_1d,_1e,_1f){var _20=_1f&&_1f.before&&_a.getIdentity(_1f.before);_2(_15,function(_21){var _22=_21.length!=_14.count;var i,l,_1b;if(++_18!=_d){throw new Error("Query is out of date, you must observe() the query prior to any data modifications");}var _23,_24=-1,_25=-1;var _26;if(_1e!==_b){var _27=[].concat(_21);if(_17&&!_1d){_27=_17(_21);}for(i=0,l=_21.length;i<l;i++){var _28=_21[i];if(_a.getIdentity(_28)==_1e){if(_27.indexOf(_28)<0){continue;}_23=_28;_24=i;if(_17||!_1d){_21.splice(i,1);}break;}}}if(_17){if(_1d&&(_17.matches?_17.matches(_1d):_17([_1d]).length)){var _29=_24>-1?_24:_21.length;_21.splice(_29,0,_1d);_25=_3.indexOf(_17(_21),_1d);_21.splice(_29,1);if((_14.start&&_25==0)||(!_22&&_25==_21.length)){_25=-1;}else{if(_1f&&_1f.before!==undefined){_26=_1f.before===null?_21.length:_4(_a,_21,_20);if(_26!==-1){_25=_26;}}_21.splice(_25,0,_1d);}}}else{if(_1d){if(_1e!==_b){_25=_24;}else{if(!_14.start){_25=_a.defaultIndex||0;_21.splice(_25,0,_1d);}}}}if((_24>-1||_25>-1)&&(_1c||!_17||(_24!=_25))){var _2a=_19.slice();for(i=0;_1b=_2a[i];i++){_1b(_1d||_23,_24,_25);}}});});}var _2b={};_2b.remove=_2b.cancel=function(){var _2c=_3.indexOf(_19,_1b);if(_2c>-1){_19.splice(_2c,1);if(!_19.length){_c.splice(_3.indexOf(_c,_1a),1);}}};return _2b;};}return _15;};var _2d;function _2e(_2f,_30){var _31=_a[_2f];if(_31){_a[_2f]=function(_32,_33){var _34;if(_2f==="put"){_34=_a.getIdentity(_32);}if(_2d){return _31.apply(this,arguments);}_2d=true;try{var _35=_31.apply(this,arguments);_2(_35,function(_36){_30((typeof _36=="object"&&_36)||_32,_34,_33);});return _35;}finally{_2d=false;}};}};_2e("put",function(_37,_38,_39){_a.notify(_37,_38,_39);});_2e("add",function(_3a,_3b,_3c){_a.notify(_3a,_3b,_3c);});_2e("remove",function(id){_a.notify(undefined,id);});return _a;};_1.setObject("dojo.store.Observable",_9);return _9;});