PageStatePersister.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / xsp / System / Web / UI / PageStatePersister.cs / 1305376 / PageStatePersister.cs
                        

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

namespace System.Web.UI { 
    using System.Collections; 

    public abstract class PageStatePersister { 

        private Page _page;
        private object _viewState;
        private object _controlState; 
        private IStateFormatter _stateFormatter;
 
        protected PageStatePersister (Page page) { 
            if (page == null) {
                throw new ArgumentNullException("page", SR.GetString(SR.PageStatePersister_PageCannotBeNull)); 
            }
            _page = page;
        }
 
        public object ControlState {
            get { 
                return _controlState; 
            }
            set { 
                _controlState = value;
            }
        }
 
        /// 
        /// Provides the formatter used to serialize and deserialize the object graph representing the 
        /// state to be persisted. 
        /// 
        protected IStateFormatter StateFormatter { 
            get {
                if (_stateFormatter == null) {
                    _stateFormatter = Page.CreateStateFormatter();
                } 
                return _stateFormatter;
            } 
        } 

        protected Page Page { 
            get {
                return _page;
            }
            set { 
                _page = value;
            } 
        } 

        public object ViewState { 
            get {
                return _viewState;
            }
            set { 
                _viewState = value;
            } 
        } 

        public abstract void Load(); 

        public abstract void Save();
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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