WebResponse.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / Net / System / Net / WebResponse.cs / 1305376 / WebResponse.cs
                        

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

 
namespace System.Net { 

    using System.Collections; 
    using System.Diagnostics.CodeAnalysis;
    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 
        // 
        /// 
        [SuppressMessage("Microsoft.Security", "CA2123:OverrideLinkDemandsShouldBeIdenticalToBase", Justification = "System.dll is still using pre-v4 security model and needs this demand")] 
        [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 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

 
namespace System.Net { 

    using System.Collections; 
    using System.Diagnostics.CodeAnalysis;
    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 
        // 
        /// 
        [SuppressMessage("Microsoft.Security", "CA2123:OverrideLinkDemandsShouldBeIdenticalToBase", Justification = "System.dll is still using pre-v4 security model and needs this demand")] 
        [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 

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

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