Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

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

@@ -0,0 +1,123 @@
+//------------------------------------------------------------------------------
+// <copyright file="XmlSerializerNamespaces.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>
+// <owner current="true" primary="true">[....]</owner>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.Xml.Serialization {
+
+    using System.Reflection;
+    using System.Collections;
+    using System.IO;
+    using System.Xml.Schema;
+    using System;
+
+    /// <include file='doc\XmlSerializerNamespaces.uex' path='docs/doc[@for="XmlSerializerNamespaces"]/*' />
+    /// <devdoc>
+    ///    <para>[To be supplied.]</para>
+    /// </devdoc>
+    public class XmlSerializerNamespaces {
+        Hashtable namespaces = null;
+
+        /// <include file='doc\XmlSerializerNamespaces.uex' path='docs/doc[@for="XmlSerializerNamespaces.XmlSerializerNamespaces"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public XmlSerializerNamespaces() {
+        }
+
+
+        /// <include file='doc\XmlSerializerNamespaces.uex' path='docs/doc[@for="XmlSerializerNamespaces.XmlSerializerNamespaces1"]/*' />
+        /// <internalonly/>
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public XmlSerializerNamespaces(XmlSerializerNamespaces namespaces) {
+            this.namespaces = (Hashtable)namespaces.Namespaces.Clone();
+        }
+
+        /// <include file='doc\XmlSerializerNamespaces.uex' path='docs/doc[@for="XmlSerializerNamespaces.XmlSerializerNamespaces2"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public XmlSerializerNamespaces(XmlQualifiedName[] namespaces) {
+            for (int i = 0; i < namespaces.Length; i++) {
+                XmlQualifiedName qname = namespaces[i];
+                Add(qname.Name, qname.Namespace);
+            }
+        }
+        
+        /// <include file='doc\XmlSerializerNamespaces.uex' path='docs/doc[@for="XmlSerializerNamespaces.Add"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public void Add(string prefix, string ns) {
+            // parameter value check
+            if (prefix != null && prefix.Length > 0)
+                XmlConvert.VerifyNCName(prefix);
+
+            if (ns != null && ns.Length > 0)
+                XmlConvert.ToUri(ns);
+            AddInternal(prefix, ns);
+        }
+
+        internal void AddInternal(string prefix, string ns) {
+            Namespaces[prefix] = ns;
+        }
+
+        /// <include file='doc\XmlSerializerNamespaces.uex' path='docs/doc[@for="XmlSerializerNamespaces.ToArray"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public XmlQualifiedName[] ToArray() {
+            if (NamespaceList == null)
+                return new XmlQualifiedName[0];
+            return (XmlQualifiedName[])NamespaceList.ToArray(typeof(XmlQualifiedName));
+        }
+
+        /// <include file='doc\XmlSerializerNamespaces.uex' path='docs/doc[@for="XmlSerializerNamespaces.Count"]/*' />
+        /// <devdoc>
+        ///    <para>[To be supplied.]</para>
+        /// </devdoc>
+        public int Count {
+            get { return Namespaces.Count; }
+        }
+
+        internal ArrayList NamespaceList {
+            get {
+                if (namespaces == null || namespaces.Count == 0)
+                    return null;
+                ArrayList namespaceList = new ArrayList();
+                foreach(string key in Namespaces.Keys) {
+                    namespaceList.Add(new XmlQualifiedName(key, (string)Namespaces[key]));
+                }
+                return namespaceList;
+            }
+        }
+
+        internal Hashtable Namespaces {
+            get {
+                if (namespaces == null)
+                    namespaces = new Hashtable();
+                return namespaces;
+            }
+            set { namespaces = value; }
+        }
+
+        internal string LookupPrefix(string ns) {
+            if (string.IsNullOrEmpty(ns))
+                return null;
+            if (namespaces == null || namespaces.Count == 0)
+                return null;
+
+            foreach(string prefix in namespaces.Keys) {
+                if (!string.IsNullOrEmpty(prefix) && (string)namespaces[prefix] == ns) {
+                    return prefix;
+                }
+            }
+            return null;
+        }
+    }
+}
+