Struts 2
  1. Struts 2
  2. WW-48

NPE using empty List with Jasper Reports

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Minor Minor
    • Resolution: Fixed
    • Affects Version/s: WW 1.2
    • Fix Version/s: None
    • Component/s: Plugin - Tags
    • Labels:
      None

      Description

      Looks like the iterator for the ValueStackDataSource somehow got to be null producing the stack trace below. My report data is producing an empty list for the detail records.

      java.lang.NullPointerException
      at webwork.view.jasperreports.ValueStackDataSource.next(ValueStackDataSource.java:53)
      at dori.jasper.engine.fill.JRBaseFiller.next(JRBaseFiller.java:554)
      at dori.jasper.engine.fill.JRVerticalFiller.fillReport(JRVerticalFiller.java:111)
      at dori.jasper.engine.fill.JRBaseFiller.fill(JRBaseFiller.java:329)
      at dori.jasper.engine.fill.JRFiller.fillReport(JRFiller.java:96)
      at dori.jasper.engine.JasperFillManager.fillReport(JasperFillManager.java:301)
      at dori.jasper.engine.JasperRunManager.runReportToPdf(JasperRunManager.java:259)
      at webwork.view.jasperreports.JasperReportViewServlet.service(JasperReportViewServlet.java:67)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
      at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:683)
      at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:431)
      at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:355)
      at webwork.dispatcher.ServletDispatcher.service(ServletDispatcher.java:312)
      at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
      at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
      at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
      at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
      at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:190)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
      at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:531)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
      at org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:246)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
      at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2347)
      at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
      at org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
      at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
      at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
      at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:174)
      at org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
      at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
      at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
      at org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java:1027)
      at org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1125)
      at java.lang.Thread.run(Thread.java:484)

        Activity

        Peter Kelley created issue -
        Peter Kelley made changes -
        Field Original Value New Value
        Assignee matt yellek
        Peter Kelley made changes -
        Assignee yellek yellekau
        Peter Kelley made changes -
        Resolution Fixed
        Status Assigned Resolved
        matt baldree made changes -
        Status Resolved Closed
        Don Brown made changes -
        Workflow jira [ 21271 ] Struts [ 39339 ]
        Jeff Turner made changes -
        Workflow Struts [ 39339 ] Struts - editable closed status [ 43167 ]
        Antonio Petrelli made changes -
        Workflow Struts - editable closed status [ 43167 ] Struts - editable closed status (temporary) [ 47614 ]
        Antonio Petrelli made changes -
        Workflow Struts - editable closed status (temporary) [ 47614 ] Struts - editable closed status [ 52332 ]
        Jeff Turner made changes -
        Project Import Mon Feb 01 01:17:42 UTC 2010 [ 1264987062082 ]

          People

          • Assignee:
            Peter Kelley
            Reporter:
            Peter Kelley
          • Votes:
            1 Vote for this issue
            Watchers:
            0 Start watching this issue

            Dates

            • Created:
              Updated:
              Resolved:

              Development