相关疑难解决方法(0)

我有一个保存在SQL2005报告服务器上的报告,我想返回此报告的呈现PDF.我在使用本地*.rdlc文件时已经想到了这一点(我已经在博客上发表过这篇文章),但是当*.rdl驻留在报表服务器上时却没有.我在线上收到401 Not Notized错误...

reportViewer.ServerReport.SetParameters(reportDefinition.ReportParameters);

这是用于呈现报告的方法.

public byte[] Render(IReportDefinition reportDefinition)
{
    var reportViewer = new ReportViewer();
    byte[] renderedReport;
    try
    {
        var credentials = new WindowsImpersonationCredentials();
        reportViewer.ServerReport.ReportServerUrl = new Uri("http://myssrsbox", UrlKind.Absolute);
        reportViewer.ServerReport.ReportServerCredentials = credentials;
        reportViewer.ServerReport.ReportPath = reportDefinition.Path;
        // Exception is thrown on the following line...
        reportViewer.ServerReport.SetParameters(reportDefinition.ReportParameters);

        string mimeType;
        string encoding;
        string filenameExtension;
        string[] streams;
        Warning[] warnings;

        renderedReport = reportViewer.ServerReport.Render(reportDefinition.OutputType, reportDefinition.DeviceInfo, out mimeType, out encoding, out filenameExtension, out streams, out warnings);
    }
    catch (Exception ex)
    {
        // …