WebResponse.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 / Net / System / Net / WebResponse.cs / 1 / WebResponse.cs

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

 
namespace System.Net { 

    using System.Collections; 
    using System.IO;
    using System.Runtime.Serialization;
    using System.Security.Permissions;
 
    /*++
 
        WebResponse - The abstract base class for all WebResponse objects. 

 
    --*/

    /// 
    ///     
    ///       A
    ///       response from a Uniform Resource Indentifier (Uri). This is an abstract class. 
    ///     
    /// 
    [Serializable] 
    public abstract class WebResponse : MarshalByRefObject, ISerializable, IDisposable {
        private bool m_IsCacheFresh;
        private bool m_IsFromCache;
 
        /// 
        ///    Initializes a new 
        ///       instance of the  
        ///       class.
        ///  
        protected WebResponse() {
        }

        // 
        // ISerializable constructor
        // 
        ///  
        ///    [To be supplied.]
        ///  
        protected WebResponse(SerializationInfo serializationInfo, StreamingContext streamingContext) {
        }

        // 
        // ISerializable method
        // 
        ///  
        [SecurityPermission(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.SerializationFormatter, SerializationFormatter=true)]
        void ISerializable.GetObjectData(SerializationInfo serializationInfo, StreamingContext streamingContext) 
        {
            GetObjectData(serializationInfo, streamingContext);
        }
 
        //
        // FxCop: provide a way for derived classes to access this method even if they reimplement ISerializable. 
        // 
        [SecurityPermission(SecurityAction.Demand, SerializationFormatter=true)]
        protected virtual void GetObjectData(SerializationInfo serializationInfo, StreamingContext streamingContext) 
        {
        }

 
        /*++
 
            Close - Closes the Response after the use. 

            This causes the read stream to be closed. 

        --*/

        public virtual void Close() { 
            throw ExceptionHelper.MethodNotImplementedException;
        } 
 
        /// 
        void IDisposable.Dispose() { 
            try
            {
                Close();
                OnDispose(); 
            }
            catch { } 
        } 

        internal virtual void OnDispose(){ 
        }

        public virtual bool IsFromCache {
            get {return m_IsFromCache;} 
        }
        internal bool InternalSetFromCache { 
            set { 
                m_IsFromCache = value;
            } 
        }

        internal virtual bool IsCacheFresh {
            get {return m_IsCacheFresh;} 
        }
        internal bool InternalSetIsCacheFresh { 
            set { 
                m_IsCacheFresh = value;
            } 
        }

        public virtual bool IsMutuallyAuthenticated {
            get {return false;} 
        }
 
 
        /*++
 
            ContentLength - Content length of response.

            This property returns the content length of the response.
 
        --*/
 
        ///  
        ///    When overridden in a derived class, gets or
        ///       sets 
        ///       the content length of data being received.
        /// 
        public virtual long ContentLength {
            get { 
                throw ExceptionHelper.PropertyNotImplementedException;
            } 
            set { 
                throw ExceptionHelper.PropertyNotImplementedException;
            } 
        }


        /*++ 

            ContentType - Content type of response. 
 
            This property returns the content type of the response.
 
        --*/

        /// 
        ///    When overridden in a derived class, 
        ///       gets
        ///       or sets the content type of the data being received. 
        ///  
        public virtual string ContentType {
            get { 
                throw ExceptionHelper.PropertyNotImplementedException;
            }
            set {
                throw ExceptionHelper.PropertyNotImplementedException; 
            }
        } 
 
        /*++
 
            ResponseStream  - Get the response stream for this response.

            This property returns the response stream for this WebResponse.
 
            Input: Nothing.
 
            Returns: Response stream for response. 

                    read-only 

        --*/

        ///  
        /// When overridden in a derived class, returns the  object used
        ///    for reading data from the resource referenced in the  
        ///    object. 
        /// 
        public virtual Stream GetResponseStream() { 
            throw ExceptionHelper.MethodNotImplementedException;
        }

 
        /*++
 
            ResponseUri  - Gets the final Response Uri, that includes any 
             changes that may have transpired from the orginal request
 
            This property returns Uri for this WebResponse.

            Input: Nothing.
 
            Returns: Response Uri for response.
 
                    read-only 

        --*/ 

        /// 
        ///    When overridden in a derived class, gets the Uri that
        ///       actually responded to the request. 
        /// 
        public virtual Uri ResponseUri { 
            // read-only 
            get {
                throw ExceptionHelper.PropertyNotImplementedException; 
            }
        }

        /*++ 

            Headers  - Gets any request specific headers associated 
             with this request, this is simply a name/value pair collection 

            Input: Nothing. 

            Returns: This property returns WebHeaderCollection.

                    read-only 

        --*/ 
 
        /// 
        ///    When overridden in a derived class, gets 
        ///       a collection of header name-value pairs associated with this
        ///       request.
        /// 
        public virtual WebHeaderCollection Headers { 
            // read-only
            get { 
                throw ExceptionHelper.PropertyNotImplementedException; 
            }
        } 

    }; // class WebResponse

 
} // namespace System.Net
                        

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