Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System.Data.SqlXml/System/Xml/Xsl/XsltOld/TextOutput.cs

@@ -0,0 +1,54 @@
+//------------------------------------------------------------------------------
+// <copyright file="TextOutput.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+// <owner current="true" primary="true">[....]</owner>
+//------------------------------------------------------------------------------
+
+namespace System.Xml.Xsl.XsltOld {
+    using Res = System.Xml.Utils.Res;
+    using System;
+    using System.IO;
+    using System.Xml;
+    using System.Xml.XPath;
+    using System.Text;
+
+    internal class TextOutput : SequentialOutput {
+        private TextWriter writer;
+
+        internal TextOutput(Processor processor, Stream stream)
+            : base(processor) 
+        {
+            if (stream == null) {
+                throw new ArgumentNullException("stream");
+            }
+
+            this.encoding = processor.Output.Encoding;
+            this.writer   = new StreamWriter(stream, this.encoding);
+        }
+
+        internal TextOutput(Processor processor, TextWriter writer)
+            : base(processor) 
+        {
+            if (writer == null) {
+                throw new ArgumentNullException("writer");
+            }
+
+            this.encoding = writer.Encoding;
+            this.writer   = writer;
+        }
+
+        internal override void Write(char outputChar) {
+            this.writer.Write(outputChar);
+        }
+
+        internal override void Write(string outputText) {
+            this.writer.Write(outputText);
+        }
+
+        internal override void Close() {
+            this.writer.Flush();
+            this.writer = null;
+        }
+    }
+}