CachedRequestParams.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / ndp / fx / src / DataWeb / Server / System / Data / Services / CachedRequestParams.cs / 1 / CachedRequestParams.cs
                        

                        
                            //---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//  
//      Caches the value of all request headers
//  
// 
// @owner  [....]
//--------------------------------------------------------------------- 

namespace System.Data.Services
{
    #region Namespaces. 

    using System; 
    using System.Diagnostics; 

    #endregion Namespaces. 

    /// 
    /// Enum to represent various http methods
    ///  
    internal enum AstoriaVerbs
    { 
        #region Values. 

        /// Not Initialized. 
        None,

        /// Represents the GET http method.
        GET, 

        /// Represents the PUT http method. 
        PUT, 

        /// Represents the POST http method. 
        POST,

        /// Represents the DELETE http method.
        DELETE, 

        /// Represents the MERGE http method. 
        MERGE 

        #endregion Values. 
    }

    /// 
    /// Use this class to hold on to request parameters that may be inaccessible after a response writing begins. 
    /// 
    [DebuggerDisplay("{HttpMethod} {AbsoluteRequestUri}")] 
    internal class CachedRequestParams 
    {
        #region Fields. 

        /// Gets the absolute resource upon which to apply the request.
        internal readonly Uri AbsoluteRequestUri;
 
        /// Gets the absolute URI to the service.
        internal readonly Uri AbsoluteServiceUri; 
 
        /// Value for the Accept header.
        internal readonly string Accept; 

        /// Value for the Accept-Charset header.
        internal readonly string AcceptCharset;
 
        /// Value of the Content-Type header.
        internal readonly string ContentType; 
 
        /// HTTP method used for the request.
        internal readonly string HttpMethod; 

        /// Value for the If-Match header.
        internal readonly string IfMatch;
 
        /// Value for the If-None-Match header.
        internal readonly string IfNoneMatch; 
 
        /// Value for the MaxDataServiceVersion header.
        internal readonly string MaxVersion; 

        /// Value for the DataServiceVersion header.
        internal readonly string Version;
 
        /// enum indicating http method used on the request, 
        private AstoriaVerbs astoriaHttpVerb; 
 
        #endregion Fields.
 
        #region Constructors.

        /// Initializes a new  instance.
        /// Value for the Accept header. 
        /// Value for the Accept-Charset header.
        /// Value of the Content-Type header. 
        /// HTTP method used for the request. 
        /// Value for the If-Match header.
        /// Value for the If-None-Match header. 
        /// Value for the DataServiceVersion header.
        /// Value for the MaxDataServiceVersion header.
        /// The absolute URI to the resource upon which to apply the request.
        /// URI to the service. 
        internal CachedRequestParams(
            string accept, 
            string acceptCharset, 
            string contentType,
            string httpMethod, 
            string headerIfMatch,
            string headerIfNoneMatch,
            string version,
            string maxVersion, 
            Uri absoluteRequestUri,
            Uri serviceUri) 
        { 
            Debug.Assert(absoluteRequestUri != null, "absoluteRequestUri != null");
            Debug.Assert(serviceUri != null, "serviceUri != null"); 
            Debug.Assert(absoluteRequestUri.IsAbsoluteUri, "absoluteRequestUri.IsAbsoluteUri(" + absoluteRequestUri + ")");
            Debug.Assert(serviceUri.IsAbsoluteUri, "serviceUri.IsAbsoluteUri(" + serviceUri + ")");

            this.Accept = accept; 
            this.AcceptCharset = acceptCharset;
            this.ContentType = contentType; 
            this.HttpMethod = httpMethod; 
            this.IfMatch = headerIfMatch;
            this.IfNoneMatch = headerIfNoneMatch; 
            this.AbsoluteRequestUri = absoluteRequestUri;
            this.AbsoluteServiceUri = serviceUri;
            this.MaxVersion = maxVersion;
            this.Version = version; 
            this.astoriaHttpVerb = AstoriaVerbs.None;
        } 
 
        #endregion Constructors.
 
        #region Properties.

        /// 
        /// Get the enum representing the http method name. 
        /// 
        /// http method used for the request. 
        /// enum representing the http method name. 
        internal AstoriaVerbs AstoriaHttpVerb
        { 
            get
            {
                if (this.astoriaHttpVerb == AstoriaVerbs.None)
                { 
                    if (XmlConstants.HttpMethodGet == this.HttpMethod)
                    { 
                        this.astoriaHttpVerb = AstoriaVerbs.GET; 
                    }
                    else if (XmlConstants.HttpMethodPost == this.HttpMethod) 
                    {
                        this.astoriaHttpVerb = AstoriaVerbs.POST;
                    }
                    else if (XmlConstants.HttpMethodPut == this.HttpMethod) 
                    {
                        this.astoriaHttpVerb = AstoriaVerbs.PUT; 
                    } 
                    else if (XmlConstants.HttpMethodMerge == this.HttpMethod)
                    { 
                        this.astoriaHttpVerb = AstoriaVerbs.MERGE;
                    }
                    else if (XmlConstants.HttpMethodDelete == this.HttpMethod)
                    { 
                        this.astoriaHttpVerb = AstoriaVerbs.DELETE;
                    } 
                    else if (String.IsNullOrEmpty(this.HttpMethod)) 
                    {
                        throw new InvalidOperationException(Strings.DataService_EmptyHttpMethod); 
                    }
                    else
                    {
                        // 501: Not Implemented (rather than 405 - Method Not Allowed, 
                        // which implies it was understood and rejected).
                        throw DataServiceException.CreateMethodNotImplemented(Strings.DataService_NotImplementedException); 
                    } 
                }
 
                return this.astoriaHttpVerb;
            }
        }
 
        #endregion Properties.
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//---------------------------------------------------------------------- 
// 
//      Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//  
//      Caches the value of all request headers
//  
// 
// @owner  [....]
//--------------------------------------------------------------------- 

namespace System.Data.Services
{
    #region Namespaces. 

    using System; 
    using System.Diagnostics; 

    #endregion Namespaces. 

    /// 
    /// Enum to represent various http methods
    ///  
    internal enum AstoriaVerbs
    { 
        #region Values. 

        /// Not Initialized. 
        None,

        /// Represents the GET http method.
        GET, 

        /// Represents the PUT http method. 
        PUT, 

        /// Represents the POST http method. 
        POST,

        /// Represents the DELETE http method.
        DELETE, 

        /// Represents the MERGE http method. 
        MERGE 

        #endregion Values. 
    }

    /// 
    /// Use this class to hold on to request parameters that may be inaccessible after a response writing begins. 
    /// 
    [DebuggerDisplay("{HttpMethod} {AbsoluteRequestUri}")] 
    internal class CachedRequestParams 
    {
        #region Fields. 

        /// Gets the absolute resource upon which to apply the request.
        internal readonly Uri AbsoluteRequestUri;
 
        /// Gets the absolute URI to the service.
        internal readonly Uri AbsoluteServiceUri; 
 
        /// Value for the Accept header.
        internal readonly string Accept; 

        /// Value for the Accept-Charset header.
        internal readonly string AcceptCharset;
 
        /// Value of the Content-Type header.
        internal readonly string ContentType; 
 
        /// HTTP method used for the request.
        internal readonly string HttpMethod; 

        /// Value for the If-Match header.
        internal readonly string IfMatch;
 
        /// Value for the If-None-Match header.
        internal readonly string IfNoneMatch; 
 
        /// Value for the MaxDataServiceVersion header.
        internal readonly string MaxVersion; 

        /// Value for the DataServiceVersion header.
        internal readonly string Version;
 
        /// enum indicating http method used on the request, 
        private AstoriaVerbs astoriaHttpVerb; 
 
        #endregion Fields.
 
        #region Constructors.

        /// Initializes a new  instance.
        /// Value for the Accept header. 
        /// Value for the Accept-Charset header.
        /// Value of the Content-Type header. 
        /// HTTP method used for the request. 
        /// Value for the If-Match header.
        /// Value for the If-None-Match header. 
        /// Value for the DataServiceVersion header.
        /// Value for the MaxDataServiceVersion header.
        /// The absolute URI to the resource upon which to apply the request.
        /// URI to the service. 
        internal CachedRequestParams(
            string accept, 
            string acceptCharset, 
            string contentType,
            string httpMethod, 
            string headerIfMatch,
            string headerIfNoneMatch,
            string version,
            string maxVersion, 
            Uri absoluteRequestUri,
            Uri serviceUri) 
        { 
            Debug.Assert(absoluteRequestUri != null, "absoluteRequestUri != null");
            Debug.Assert(serviceUri != null, "serviceUri != null"); 
            Debug.Assert(absoluteRequestUri.IsAbsoluteUri, "absoluteRequestUri.IsAbsoluteUri(" + absoluteRequestUri + ")");
            Debug.Assert(serviceUri.IsAbsoluteUri, "serviceUri.IsAbsoluteUri(" + serviceUri + ")");

            this.Accept = accept; 
            this.AcceptCharset = acceptCharset;
            this.ContentType = contentType; 
            this.HttpMethod = httpMethod; 
            this.IfMatch = headerIfMatch;
            this.IfNoneMatch = headerIfNoneMatch; 
            this.AbsoluteRequestUri = absoluteRequestUri;
            this.AbsoluteServiceUri = serviceUri;
            this.MaxVersion = maxVersion;
            this.Version = version; 
            this.astoriaHttpVerb = AstoriaVerbs.None;
        } 
 
        #endregion Constructors.
 
        #region Properties.

        /// 
        /// Get the enum representing the http method name. 
        /// 
        /// http method used for the request. 
        /// enum representing the http method name. 
        internal AstoriaVerbs AstoriaHttpVerb
        { 
            get
            {
                if (this.astoriaHttpVerb == AstoriaVerbs.None)
                { 
                    if (XmlConstants.HttpMethodGet == this.HttpMethod)
                    { 
                        this.astoriaHttpVerb = AstoriaVerbs.GET; 
                    }
                    else if (XmlConstants.HttpMethodPost == this.HttpMethod) 
                    {
                        this.astoriaHttpVerb = AstoriaVerbs.POST;
                    }
                    else if (XmlConstants.HttpMethodPut == this.HttpMethod) 
                    {
                        this.astoriaHttpVerb = AstoriaVerbs.PUT; 
                    } 
                    else if (XmlConstants.HttpMethodMerge == this.HttpMethod)
                    { 
                        this.astoriaHttpVerb = AstoriaVerbs.MERGE;
                    }
                    else if (XmlConstants.HttpMethodDelete == this.HttpMethod)
                    { 
                        this.astoriaHttpVerb = AstoriaVerbs.DELETE;
                    } 
                    else if (String.IsNullOrEmpty(this.HttpMethod)) 
                    {
                        throw new InvalidOperationException(Strings.DataService_EmptyHttpMethod); 
                    }
                    else
                    {
                        // 501: Not Implemented (rather than 405 - Method Not Allowed, 
                        // which implies it was understood and rejected).
                        throw DataServiceException.CreateMethodNotImplemented(Strings.DataService_NotImplementedException); 
                    } 
                }
 
                return this.astoriaHttpVerb;
            }
        }
 
        #endregion Properties.
    } 
} 

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

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