Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Xml/System/Xml/Serialization/XmlChoiceIdentifierAttribute.cs

@@ -0,0 +1,51 @@
+//------------------------------------------------------------------------------
+// <copyright file="XmlChoiceIdentifierAttribute.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+// <owner current="true" primary="true">[....]</owner>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.Xml.Serialization {
+    using System;
+    using System.Xml.Schema;
+    using System.Reflection;
+
+    /// <include file='doc\XmlChoiceIdentifierAttribute.uex' path='docs/doc[@for="XmlChoiceIdentifierAttribute"]/*' />
+    /// <devdoc>
+    ///    <para>[To be supplied.]</para>
+    /// </devdoc>
+    [AttributeUsage(AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Parameter | AttributeTargets.ReturnValue, AllowMultiple=false)]
+    public class XmlChoiceIdentifierAttribute : System.Attribute {
+        string name;
+        MemberInfo memberInfo;
+
+        /// <include file='doc\XmlChoiceIdentifierAttribute.uex' path='docs/doc[@for="XmlChoiceIdentifierAttribute.XmlChoiceIdentifierAttribute"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public XmlChoiceIdentifierAttribute() {
+        }
+        
+        /// <include file='doc\XmlChoiceIdentifierAttribute.uex' path='docs/doc[@for="XmlChoiceIdentifierAttribute.XmlChoiceIdentifierAttribute1"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public XmlChoiceIdentifierAttribute(string name) {
+            this.name = name;
+        }
+
+        /// <include file='doc\XmlChoiceIdentifierAttribute.uex' path='docs/doc[@for="XmlChoiceIdentifierAttribute.Name"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public string MemberName {
+            get { return name == null ? string.Empty : name; }
+            set { name = value; }
+        }
+
+        internal MemberInfo MemberInfo {
+            get { return memberInfo; }
+            set { memberInfo = value; }
+        }
+    }
+}