root / trunk / web / dojo / dojox / lang / aspect / memoizer.js @ 13
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/*
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Copyright (c) 2004-2010, The Dojo Foundation All Rights Reserved.
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Available via Academic Free License >= 2.1 OR the modified BSD license.
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see: http://dojotoolkit.org/license for details
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*/
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if(!dojo._hasResource["dojox.lang.aspect.memoizer"]){ |
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dojo._hasResource["dojox.lang.aspect.memoizer"]=true; |
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dojo.provide("dojox.lang.aspect.memoizer");
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(function(){
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var _1=dojox.lang.aspect;
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var _2={around:function(_3){ |
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var _4=_1.getContext(),_5=_4.joinPoint,_6=_4.instance,t,u,_7;
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if((t=_6.__memoizerCache)&&(t=t[_5.targetName])&&(_3 in t)){ |
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return t[_3];
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} |
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var _7=_1.proceed.apply(null,arguments); |
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if(!(t=_6.__memoizerCache)){
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t=_6.__memoizerCache={};
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} |
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if(!(u=t[_5.targetName])){
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u=t[_5.targetName]={};
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} |
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return u[_3]=_7;
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}}; |
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var _8=function(_9){ |
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return {around:function(){ |
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var _a=_1.getContext(),_b=_a.joinPoint,_c=_a.instance,t,u,_d,_e=_9.apply(_c,arguments); |
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if((t=_c.__memoizerCache)&&(t=t[_b.targetName])&&(_e in t)){ |
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return t[_e];
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} |
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var _d=_1.proceed.apply(null,arguments); |
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if(!(t=_c.__memoizerCache)){
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t=_c.__memoizerCache={};
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} |
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if(!(u=t[_b.targetName])){
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u=t[_b.targetName]={};
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} |
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return u[_e]=_d;
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}}; |
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}; |
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_1.memoizer=function(_f){ |
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return arguments.length==0?_2:_8(_f); |
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}; |
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})(); |
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} |