System.Collections.Specialized.NameObjectCollectionBase.OnDeserialization C# (CSharp) Method

        public virtual void OnDeserialization(object sender)
        {
            if (_keyComparer != null)
            {
                //Somebody had a dependency on this and fixed us up before the ObjectManager got to it.
                return;
            }

            if (_serializationInfo == null)
            {
                throw new SerializationException();
            }

            SerializationInfo info = _serializationInfo;
            _serializationInfo = null;

            bool readOnly = false;
            int count = 0;
            string[] keys = null;
            object[] values = null;
            IHashCodeProvider hashProvider = null;
            IComparer comparer = null;
            bool hasVersion = false;
            int serializedVersion = 0;

            SerializationInfoEnumerator enumerator = info.GetEnumerator();
            while (enumerator.MoveNext())
            {
                switch (enumerator.Name)
                {
                    case ReadOnlyName:
                        readOnly = info.GetBoolean(ReadOnlyName); ;
                        break;
                    case HashCodeProviderName:
                        hashProvider = (IHashCodeProvider)info.GetValue(HashCodeProviderName, typeof(IHashCodeProvider)); ;
                        break;
                    case ComparerName:
                        comparer = (IComparer)info.GetValue(ComparerName, typeof(IComparer));
                        break;
                    case KeyComparerName:
                        _keyComparer = (IEqualityComparer)info.GetValue(KeyComparerName, typeof(IEqualityComparer));
                        break;
                    case CountName:
                        count = info.GetInt32(CountName);
                        break;
                    case KeysName:
                        keys = (String[])info.GetValue(KeysName, typeof(String[]));
                        break;
                    case ValuesName:
                        values = (Object[])info.GetValue(ValuesName, typeof(Object[]));
                        break;
                    case VersionName:
                        hasVersion = true;
                        serializedVersion = info.GetInt32(VersionName);
                        break;
                }
            }

            if (_keyComparer == null)
            {
                if (comparer == null || hashProvider == null)
                {
                    throw new SerializationException();
                }
                else
                {
                    // create a new key comparer for V1 Object    
                    _keyComparer = new CompatibleComparer(hashProvider, comparer);
                }
            }

            if (keys == null || values == null)
            {
                throw new SerializationException();
            }

            Reset(count);

            for (int i = 0; i < count; i++)
            {
                BaseAdd(keys[i], values[i]);
            }

            _readOnly = readOnly;  // after collection populated
            if (hasVersion)
            {
                _version = serializedVersion;
            }
        }