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/**
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 * A map of linked lists mapped by a string value
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 */
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gamecore.HashList = gamecore.Base.extend('gamecore.HashList',
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    {},
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    {
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        hashtable: null,
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        init: function()
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        {
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            this.hashtable = new gamecore.Hashtable();
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        },
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        add: function(key, object)
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        {
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            // find the list associated with this key and add the object to it
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            var list = this.hashtable.get(key);
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            if (list == null)
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            {
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                // no list associated with this key yet, so let's make one
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                list = new pc.LinkedList();
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                this.hashtable.put(key, list);
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            }
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            list.add(object);
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        },
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        remove: function(key, object)
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        {
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            var list = this.hashtable.get(key);
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            if (list == null) throw "No list for a key in hashlist when removing";
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            list.remove(object);
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        },
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        get: function(key)
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        {
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            return this.hashtable.get(key);
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        }
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    });
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