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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.IO;
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using System.Xml;
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namespace SaxonOutputBug
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{
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class Program
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{
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static void Main(string[] args)
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{
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// Cache the default Console TextWriter so we can use it again later.
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TextWriter defaultWriter = Console.Out;
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// Create a RecordingTextWriter and set it to be used for Console.Out and Console.Error
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RecordingTextWriter writer = new RecordingTextWriter();
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Console.SetOut(writer);
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Console.SetError(writer);
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// Perform some operations that will write to the Console, which has been set to the RecordingTextWriter.
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performOperation();
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// Now that everything is done, set Console.Out back to the default value and display the result:
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Console.SetOut(defaultWriter);
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Console.WriteLine("The RecordingTextWriter object recorded the following string:\n" + writer.Record.ToString());
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}
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private static void performOperation()
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{
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// Will record to the RecordingTextWriter class
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Console.WriteLine("I'm writing on the default Console. Next, I want to see what Saxon writes on the default Console.");
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// Next, create some Saxon classes and make them dump errors on the Console.
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try
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{
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Saxon.Api.Processor processor = new Saxon.Api.Processor();
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XmlDocument invalidXsltDocument = new XmlDocument();
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invalidXsltDocument.LoadXml(@"<xsl:stylesheet version=""1.0"" xmlns:xsl=""http://www.w3.org/1999/XSL/Transform""><xsl:template match=""invalidFunctionCall()""></xsl:template></xsl:stylesheet>");
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Saxon.Api.XdmNode xsltInput = processor.NewDocumentBuilder().Build(invalidXsltDocument);
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Saxon.Api.XsltCompiler xsltCompiler = processor.NewXsltCompiler();
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Saxon.Api.XsltExecutable xsltExecutable = xsltCompiler.Compile(xsltInput);
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}
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catch (Exception ex)
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{
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Console.Error.WriteLine("Oh no! There was an error!");
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Console.Error.WriteLine(ex.ToString());
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}
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}
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}
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public class RecordingTextWriter : TextWriter
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{
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public StringBuilder Record { get; private set; }
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public RecordingTextWriter()
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{
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Record = new StringBuilder();
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}
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// Override Write and WriteLine so that the values recorded go to the Record StringBuilder.
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public override void Write(string value)
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{
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Record.Append(value);
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}
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public override void WriteLine(string value)
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{
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Record.AppendLine(value);
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}
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public override void WriteLine()
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{
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Record.AppendLine();
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}
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public override Encoding Encoding
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{
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get { throw new NotImplementedException(); }
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}
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}
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}
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