/**
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* @author Ryan
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*/
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function HashMap(){
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this.map = {};
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this.length = 0;
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};
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HashMap.prototype.exist = function(key){
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return typeof this.map[key] != "undefined";
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};
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HashMap.prototype.put = function(key, val){
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if(!this.exist(key)){
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this.length++;
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}
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this.map[key] = val;
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};
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HashMap.prototype.get = function(key){
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if(this.exist(key)){
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return this.map[key];
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}
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return null;
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};
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HashMap.prototype.remove = function(key){
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if(this.exist(key)){
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this.length--;
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delete this.map[key];
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}
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};
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HashMap.prototype.clear = function(){
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this.map = {};
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this.length = 0;
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};
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HashMap.prototype.size = function(){
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return this.length;
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};
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HashMap.prototype.keySet = function(){
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var keys = new Array();
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for(var key in this.map){
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keys.push(key);
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}
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return keys;
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};
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HashMap.prototype.valSet = function(){
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var vals = new Array();
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for(var key in this.map){
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vals.push(this.map[key]);
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}
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return vals;
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};
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HashMap.prototype.showMe = function(){
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var sb = "";
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for(var key in this.map){
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sb = sb + " [" + key + "]=" + this.map[key];
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}
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return sb;
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};
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