/DICK.B1/IronPython/Runtime/WrapperDictionary.cs

/* ****************************************************************************

 *

 * Copyright (c) Microsoft Corporation. 

 *

 * This source code is subject to terms and conditions of the Microsoft Public License. A 

 * copy of the license can be found in the License.html file at the root of this distribution. If 

 * you cannot locate the  Microsoft Public License, please send an email to 

 * dlr@microsoft.com. By using this source code in any fashion, you are agreeing to be bound 

 * by the terms of the Microsoft Public License.

 *

 * You must not remove this notice, or any other, from this software.

 *

 *

 * ***************************************************************************/



using System;

using System.Collections.Generic;

using Microsoft.Scripting;

using Microsoft.Scripting.Actions;



namespace IronPython.Runtime {

    [Serializable]

    internal class WrapperDictionaryStorage : DictionaryStorage {

        private TopNamespaceTracker/*!*/ _data;



        public WrapperDictionaryStorage(TopNamespaceTracker/*!*/ data) {

            _data = data;

        }

      

        public override void Add(object key, object value) {

            string strKey = key as string;

            if (strKey != null) {

                _data[SymbolTable.StringToId(strKey)] = value;

            } else {

                _data.AddObjectKey(key, value);

            }

        }



        public override bool Contains(object key) {

            string strKey = key as string;

            if (strKey != null) {

                return _data.ContainsKey(SymbolTable.StringToId(strKey));

            } else {

                return _data.ContainsObjectKey(key);

            }

        }



        public override bool Remove(object key) {

            string strKey = key as string;

            if (strKey != null) {

                return _data.Remove(SymbolTable.StringToId(strKey));

            } else {

                return _data.RemoveObjectKey(key);

            }

        }



        public override bool TryGetValue(object key, out object value) {

            string strKey = key as string;

            if (strKey != null) {

                return _data.TryGetValue(SymbolTable.StringToId(strKey), out value);

            } else {

                return _data.TryGetObjectValue(key, out value);

            }

        }



        public override int Count {

            get {

                return _data.Count;

            }

        }



        public override void Clear() {

            ICollection<object> keys = _data.Keys;

            foreach (object key in keys) {

                _data.RemoveObjectKey(key);

            }

        }



        public override List<KeyValuePair<object, object>> GetItems() {

            return new List<KeyValuePair<object, object>>(_data);

        }

    }

}