BplusDotNet.BplusTree.this C# (CSharp) Method

        public string this[string key]
        {
            get
            {
                object theGet = this.tree.Get(key, "");
                if (theGet is byte[])
                {
                    byte[] bytes = (byte[]) theGet;
                    return BytesToString(bytes);
                }
                //System.Diagnostics.Debug.WriteLine(this.toHtml());
                throw new BplusTreeKeyMissing("key not found "+key);
            }
            set
            {
                byte[] bytes = StringToBytes(value);
                //this.tree[key] = bytes;
                this.tree.Set(key, bytes);
            }
        }