【发布时间】:2015-07-16 03:38:39
【问题描述】:
我正在尝试生成 Jasper Excel 报告。我遇到了类似
的异常java.lang.NoSuchMethodError: org.apache.poi.hssf.usermodel.HSSFSheet.setColumnWidth(II)V
at net.sf.jasperreports.engine.export.JRXlsExporter.setColumnWidth(JRXlsExporter.java:212)
at net.sf.jasperreports.engine.export.JRXlsAbstractExporter.setColumnWidths(JRXlsAbstractExporter.java:654)
at net.sf.jasperreports.engine.export.JRXlsAbstractExporter.exportPage(JRXlsAbstractExporter.java:527)
at net.sf.jasperreports.engine.export.JRXlsAbstractExporter.exportReportToStream(JRXlsAbstractExporter.java:423)
at net.sf.jasperreports.engine.export.JRXlsAbstractExporter.exportReport(JRXlsAbstractExporter.java:207)
at com.pagesolutions.controller.ReportingController.doGet(ReportingController.java:177)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:421)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1074)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:611)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
我的 Java 代码
if(formatType.matches("XLS")){
String jrxml = "/home/madhu/report1.jrxml";
list = (List<Reports>) session.getAttribute("customersList");
//InputStream input = Thread.currentThread().getContextClassLoader().getResourceAsStream(jrxml);
try {
//jasperReport = JasperCompileManager.compileReport(jrxml);
//jasperDesign = JRXmlLoader.load(jrxml);
jasperReport = JasperCompileManager.compileReport(jrxml);
JRDataSource datasource = new JRBeanCollectionDataSource(list, true);
jasperPrint = JasperFillManager.fillReport(jasperReport, null, datasource);
String output="/home/madhu/reports/report.xls";
//JasperExportManager.exportReportToPdfFile(jasperPrint, output);
JRXlsExporter exporterXLS = new JRXlsExporter();
exporterXLS.setParameter(JRXlsExporterParameter.JASPER_PRINT, jasperPrint);
exporterXLS.setParameter(JRXlsExporterParameter.IS_ONE_PAGE_PER_SHEET, Boolean.TRUE);
exporterXLS.setParameter(JRXlsExporterParameter.IS_DETECT_CELL_TYPE, Boolean.TRUE);
exporterXLS.setParameter(JRXlsExporterParameter.IS_WHITE_PAGE_BACKGROUND, Boolean.FALSE);
exporterXLS.setParameter(JRXlsExporterParameter.IS_REMOVE_EMPTY_SPACE_BETWEEN_ROWS, Boolean.TRUE);
exporterXLS.setParameter(JRExporterParameter.OUTPUT_FILE_NAME, output);
exporterXLS.exportReport();
ServletOutputStream servletOutputStream = response.getOutputStream();
String fileName = "report.xls";
FileInputStream fileToDownload = new FileInputStream(output);
response.setContentType("application/vnd.ms-excel");
response.setHeader("Content-Disposition", "attachment; filename="+ fileName);
ByteArrayOutputStream output1 = new ByteArrayOutputStream();
int readBytes = 0;
byte[] buffer = new byte[10000];
while ((readBytes = fileToDownload.read(buffer, 0, 10000)) != -1) {
servletOutputStream.write(buffer, 0, readBytes);
}
output1.flush();
output1.close();
fileToDownload.close();
} catch (JRException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
我已经在我的库中添加了 poi-3.2-FINAL.jar 文件,但仍然出现上述异常
谁能帮帮我....
【问题讨论】:
-
能否提供异常的完整堆栈跟踪?
-
在我看来你用一个参数调用 setColumnWidth,而它需要两个参数。
-
我给出了完整的堆栈跟踪,请检查
-
您使用的是哪个版本的 Jasper 报告?似乎与使用的 POI 版本不兼容。
-
@Stultuske Madhu 的代码不是调用特定的方法,而是调用 Jasper Report Framework。
标签: java jasper-reports