net.sf.jasperreports.engine.JRException: Error trying to export to file : TransformXMLtoHTML\PDFReports\TransportLabel_3879017041.pdf
at net.sf.jasperreports.engine.export.JRPdfExporter.exportReport(JRPdfExporter.java:355)
at net.sf.jasperreports.engine.JasperExportManager.exportReportToPdfFile(JasperExportManager.java:126)
at com.dhl.sop.label.LabelReportController.generateSOPLabel(LabelReportController.java:461)
at com.dhl.sop.label.LabelReportHandler.generate(LabelReportHandler.java:82)
at com.dhl.sop.label.LabelReportHandler.main(LabelReportHandler.java:68)
Caused by: java.io.FileNotFoundException: TransformXMLtoHTML\PDFReports\TransportLabel_3879017041.pdf (系统找不到指定的路径。)
at java.io.FileOutputStream.open(Native Method)
at java.io.FileOutputStream.(Unknown Source)
at java.io.FileOutputStream.(Unknown Source)
at net.sf.jasperreports.engine.export.JRPdfExporter.exportReport(JRPdfExporter.java:349)
... 4 more
可能原因：
1.路径不完整，相对路径找不到
2.没有首先生成这个文件，就对这个文件进行读写
导出的时候多加个目录名称 如
jrXlsExport.setParameter(JRExporterParameter.OUTPUT_FILE_NAME,
"C:/test/xxx.xls");