/// <summary>
/// Main method for running the sample.
/// </summary>
public static SampleOutputInfo[] Run(Stream file1Input, Stream file2Input)
{
PDFFixedDocument document = new PDFFixedDocument();
// The documents are merged by creating an empty PDF document and appending the file to it.
// The outlines from the source file are also included in the merged file.
document.AppendFile(file1Input);
int count = document.Pages.Count;
document.AppendFile(file2Input);
// Create outlines that point to each merged file.
PDFOutlineItem file1Outline = CreateOutline("First file", document.Pages[0]);
document.Outline.Add(file1Outline);
PDFOutlineItem file2Outline = CreateOutline("Second file", document.Pages[count]);
document.Outline.Add(file2Outline);
// Optionally we can add a new page at the beginning of the merged document.
PDFPage page = new PDFPage();
document.Pages.Insert(0, page);
PDFOutlineItem blankPageOutline = CreateOutline("Blank page", page);
document.Outline.Insert(0, blankPageOutline);
SampleOutputInfo[] output = new SampleOutputInfo[] { new SampleOutputInfo(document, "documentappend.pdf") };
return(output);
}