1198587 - How to export a report to stream in C Sharp (C#) for Visual Studio .NET

How do you export a report to stream using C Sharp (C#) for Visual Studio .NET?

Resolution

using System; 
using System.Data; 
using System.Configuration; 
using System.Web; 
using System.Web.Security; 
using System.Web.UI; 
using System.Web.UI.WebControls; 
using System.Web.UI.WebControls.WebParts; 
using System.Web.UI.HtmlControls; 
using CrystalDecisions.CrystalReports.Engine;

using CrystalDecisions.Shared;

public partial class _Default : System.Web.UI.Page 
 protected void Page_Load(object sender, EventArgs e) 
 

//prepare report 
ReportDocument reportDocument = new ReportDocument(); 
reportDocument.Load(Server.MapPath("MyReport.rpt")); 

//export report to stream 
System.IO.Stream stream = reportDocument.ExportToStream (CrystalDecisions.Shared.ExportFormatType.PortableDocFormat);

 
reportDocument.Dispose();

//Send pdf to client 
byte[] PDFByteArray = new Byte[stream.Length]; 
stream.Position = 0; 
stream.Read(PDFByteArray, 0,Convert.ToInt32(stream.Length)); 
Context.Response.ClearContent(); 
Context.Response.ClearHeaders(); 
Context.Response.AddHeader("content-disposition", "filename=Report.pdf"); 
Context.Response.ContentType = "application/pdf"; 
Context.Response.AddHeader("content-length", PDFByteArray.Length.ToString()); 
Context.Response.BinaryWrite(PDFByteArray); 
Context.Response.Flush(); 
Context.Response.End(); 
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Keywords

Export PDF stream visual studio .net , 2942555 , KBA , BI-DEV-NET , How To

Product

SAP Crystal Reports, developer version for Microsoft Visual Studio ; SAP Crystal Reports, version for Visual Studio .NET 2008