PersonalizationDictionary.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / UI / WebParts / PersonalizationDictionary.cs / 1 / PersonalizationDictionary.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.UI.WebControls.WebParts { 
 
    using System;
    using System.Collections; 
    using System.Collections.Specialized;
    using System.Web.Util;
    using System.Security.Permissions;
 
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
    [AspNetHostingPermission(SecurityAction.InheritanceDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    // This class is unsealed so it can be extended by developers who extend the personalization infrastructure 
    public class PersonalizationDictionary : IDictionary {
        private HybridDictionary _dictionary; 

        public PersonalizationDictionary() {
            _dictionary = new HybridDictionary(/* caseInsensitive */ true);
        } 

        public PersonalizationDictionary(int initialSize) { 
            _dictionary = new HybridDictionary(initialSize, /* caseInsensitive */ true); 
        }
 
        public virtual int Count {
            get {
                return _dictionary.Count;
            } 
        }
 
        public virtual bool IsFixedSize { 
            get {
                return false; 
            }
        }

        public virtual bool IsReadOnly { 
            get {
                return false; 
            } 
        }
 
        public virtual bool IsSynchronized {
            get {
                return false;
            } 
        }
 
        public virtual ICollection Keys { 
            get {
                return _dictionary.Keys; 
            }
        }

        public virtual object SyncRoot { 
            get {
                return this; 
            } 
        }
 
        public virtual ICollection Values {
            get {
                return _dictionary.Values;
            } 
        }
 
        public virtual PersonalizationEntry this[string key] { 
            get{
                key = StringUtil.CheckAndTrimString(key, "key"); 
                return (PersonalizationEntry)_dictionary[key];
            }
            set {
                key = StringUtil.CheckAndTrimString(key, "key"); 
                if (value == null) {
                    throw new ArgumentNullException("value"); 
                } 
                _dictionary[key] = value;
            } 
        }

        public virtual void Add(string key, PersonalizationEntry value) {
            key = StringUtil.CheckAndTrimString(key, "key"); 
            if (value == null) {
                throw new ArgumentNullException("value"); 
            } 
            _dictionary.Add(key, value);
        } 

        public virtual void Clear() {
            _dictionary.Clear();
        } 

        public virtual bool Contains(string key) { 
            key = StringUtil.CheckAndTrimString(key, "key"); 
            return _dictionary.Contains(key);
        } 

        public virtual void CopyTo(DictionaryEntry[] array, int index) {
            _dictionary.CopyTo(array, index);
        } 

        public virtual IDictionaryEnumerator GetEnumerator() { 
            return _dictionary.GetEnumerator(); 
        }
 
        public virtual void Remove(string key) {
            key = StringUtil.CheckAndTrimString(key, "key");
            _dictionary.Remove(key);
        } 

        internal void RemoveSharedProperties() { 
            DictionaryEntry[] entries = new DictionaryEntry[Count]; 
            CopyTo(entries, 0);
            foreach (DictionaryEntry entry in entries) { 
                if (((PersonalizationEntry)entry.Value).Scope == PersonalizationScope.Shared) {
                    Remove((string)entry.Key);
                }
            } 
        }
 
        #region Implementation of IDictionary 
        object IDictionary.this[object key] {
            get { 
                if (!(key is string)) {
                    throw new ArgumentException(SR.GetString(SR.PersonalizationDictionary_MustBeTypeString), "key");
                }
                return this[(string)key]; 
            }
            set { 
                if (value == null) { 
                    throw new ArgumentNullException("value");
                } 
                if (!(key is string)) {
                    throw new ArgumentException(SR.GetString(SR.PersonalizationDictionary_MustBeTypeString), "key");
                }
                if (!(value is PersonalizationEntry)) { 
                    throw new ArgumentException(SR.GetString(
                        SR.PersonalizationDictionary_MustBeTypePersonalizationEntry), "value"); 
                } 
                this[(string)key] = (PersonalizationEntry)value;
            } 
        }

        void IDictionary.Add(object key, object value) {
            if (value == null) { 
                throw new ArgumentNullException("value");
            } 
            if (!(key is string)) { 
                throw new ArgumentException(SR.GetString(SR.PersonalizationDictionary_MustBeTypeString), "key");
            } 
            if (!(value is PersonalizationEntry)) {
                throw new ArgumentException(SR.GetString(
                    SR.PersonalizationDictionary_MustBeTypePersonalizationEntry), "value");
            } 
            Add((string)key, (PersonalizationEntry)value);
        } 
 
        bool IDictionary.Contains(object key) {
            if (!(key is string)) { 
                throw new ArgumentException(SR.GetString(SR.PersonalizationDictionary_MustBeTypeString), "key");
            }
            return Contains((string)key);
        } 

        void IDictionary.Remove(object key) { 
            if (!(key is string)) { 
                throw new ArgumentException(SR.GetString(SR.PersonalizationDictionary_MustBeTypeString), "key");
            } 
            Remove((string)key);
        }
        #endregion
 
        #region Implementation of ICollection
        void ICollection.CopyTo(Array array, int index) { 
            if (!(array is DictionaryEntry[])) { 
                throw new ArgumentException(
                    SR.GetString(SR.PersonalizationDictionary_MustBeTypeDictionaryEntryArray), "array"); 
            }
            CopyTo((DictionaryEntry[])array, index);
        }
        #endregion 

        #region Implementation of IEnumerable 
        IEnumerator IEnumerable.GetEnumerator() { 
            return GetEnumerator();
        } 
        #endregion
    }
}

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