C# 0 The Complete Reference

HttpWebRequest and HttpWebResponse

The classes 

HttpWebRequest

 and 

HttpWebResponse

 inherit the 

WebRequest

 and 

WebResponse

 classes and implement the HTTP protocol. In the process, both add several 

properties that give you detailed information about an HTTP transaction. Some of these 

public static IWebProxy

    DefaultWebProxy { get; set; }

Obtains or sets the default proxy. 

public vir tual WebHeaderCollection

    Headers{ get; set; }

Obtains or sets a collection of the headers.

public TokenImpersonationLevel

     ImpersonationLevel { get; set; }

Obtains or sets the impersonation level. 

public vir tual string Method { get; set; }

Obtains or sets the protocol. 

public vir tual bool PreAuthenticate { get; set; }

If true, authentication information is included 

when the request is sent. If false, authentication 

information is provided only when requested by 

the URI.

public vir tual IWebProxy Proxy { get; set; }

Obtains or sets the proxy ser ver. This applies only 

to environments in which a proxy ser ver is used.

public vir tual Uri RequestUri { get; }

Obtains the URI of the request.

public vir tual int Timeout { get; set; }

Obtains or sets the number of milliseconds that 

a request will wait for a response. To wait forever, 

use

Timeout.Infinite

.

public vir tual bool

    UseDefaultCredential { get; set; }

Obtains or sets a value that determines if default 

credentials are used for authentication. If true, 

the default credentials (i.e., those of the user) are 

used. They are not used if false.

T

ABLE

 25-2 

The Proper ties Defi ned by 

WebRequest

(continued)

Property Description

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