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//------------------------------------------------------------------------------
// <copyright file="WebServiceAttribute.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
namespace System.Web.Services {
using System;
using System.Web.Services.Protocols;
/// <include file='doc\WebServiceAttribute.uex' path='docs/doc[@for="WebServiceAttribute"]/*' />
/// <devdoc>
/// <para> The WebService attribute may be used to add additional information to a
/// Web Service, such as a string describing its functionality. The attribute is not required for a Web Service to
/// be published and executed.</para>
/// </devdoc>
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Interface)]
public sealed class WebServiceAttribute : Attribute {
string description;
string ns = DefaultNamespace;
string name;
/// <include file='doc\WebServiceAttribute.uex' path='docs/doc[@for="WebServiceAttribute.WebServiceAttribute"]/*' />
/// <devdoc>
/// Initializes a new instance of the <see cref='System.Web.Services.WebServiceAttribute'/> class.
/// </devdoc>
public WebServiceAttribute() {
}
/// <include file='doc\WebServiceAttribute.uex' path='docs/doc[@for="WebServiceAttribute.Description"]/*' />
/// <devdoc>
/// A descriptive message for the Web Service. The message
/// is used when generating description documents for the Web Service, such as the
/// Sevice Contract and the Service Description page.
/// </devdoc>
public string Description {
get {
return (description == null) ? string.Empty : description;
}
set {
description = value;
}
}
/// <include file='doc\WebServiceAttribute.uex' path='docs/doc[@for="WebServiceAttribute.Namespace"]/*' />
/// <devdoc>
/// The default XML namespace to use for the web service.
/// </devdoc>
public string Namespace {
get {
return ns;
}
set {
ns = value;
}
}
/// <include file='doc\WebServiceAttribute.uex' path='docs/doc[@for="WebServiceAttribute.Name"]/*' />
/// <devdoc>
/// The name to use for the web service in the service description.
/// </devdoc>
public string Name {
get {
return name == null ? string.Empty : name;
}
set {
name = value;
}
}
/// <include file='doc\WebServiceAttribute.uex' path='docs/doc[@for="WebServiceAttribute.DefaultNamespace"]/*' />
/// <devdoc>
/// The default value for the XmlNamespace property.
/// </devdoc>
public const string DefaultNamespace = "http://tempuri.org/";
}
internal class WebServiceReflector {
private WebServiceReflector() { }
internal static WebServiceAttribute GetAttribute(Type type) {
object[] attrs = type.GetCustomAttributes(typeof(WebServiceAttribute), false);
if (attrs.Length == 0) return new WebServiceAttribute();
return (WebServiceAttribute)attrs[0];
}
internal static WebServiceAttribute GetAttribute(LogicalMethodInfo[] methodInfos) {
if (methodInfos.Length == 0) return new WebServiceAttribute();
Type mostDerived = GetMostDerivedType(methodInfos);
return GetAttribute(mostDerived);
}
internal static Type GetMostDerivedType(LogicalMethodInfo[] methodInfos) {
if (methodInfos.Length == 0) return null;
Type mostDerived = methodInfos[0].DeclaringType;
for (int i = 1; i < methodInfos.Length; i++) {
Type derived = methodInfos[i].DeclaringType;
if (derived.IsSubclassOf(mostDerived)) {
mostDerived = derived;
}
}
return mostDerived;
}
}
}
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