xyyz150/jasperreport-demo

JasperReport入门教程 代码示例

博客教程地址

jasperreport-demo's Issues

工具类

工具类呢

工具类读取异常

2021-01-26 09:23:39,814 ERROR [,qtp112797691-16] - [cn.nineox.erp.pm.purchaseOrder.util.JasperReportUtil] - 读取报表异常
net.sf.jasperreports.engine.JRException: Class not found when loading object from InputStream.
at net.sf.jasperreports.engine.util.JRLoader.loadObject(JRLoader.java:290)
at net.sf.jasperreports.engine.util.JRLoader.loadObject(JRLoader.java:262)
at net.sf.jasperreports.engine.JasperFillManager.fill(JasperFillManager.java:737)
at net.sf.jasperreports.engine.JasperFillManager.fillReport(JasperFillManager.java:1061)
at cn.nineox.erp.pm.purchaseOrder.util.JasperReportUtil.getJasperPrint(JasperReportUtil.java:78)
at cn.nineox.erp.pm.purchaseOrder.util.JasperReportUtil.exportToPdf(JasperReportUtil.java:88)

Caused by: java.lang.ClassNotFoundException: net.sf.jasperreports.compilers.ReportExpressionEvaluationData
at java.net.URLClassLoader.findClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at java.io.ObjectInputStream.resolveClass(Unknown Source)
at net.sf.jasperreports.engine.util.ContextClassLoaderObjectInputStream.resolveClass(ContextClassLoaderObjectInputStream.java:89)