[ http://jira.jboss.com/jira/browse/JBAS-1101?page=history ]
Scott M Stark closed JBAS-1101:
-------------------------------
Resolution: Done
Fix Version: JBossAS-4.0.2RC1
JBossAS-5.0 Alpha
JBossAS-3.2.8 Final
All the deprecated jfreechart usage in the ManageSnapshotServlet has been
cleaned up.
> NullPointerException at org.jfree.data.DefaultTableXYDataset
> ------------------------------------------------------------
>
> Key: JBAS-1101
> URL: http://jira.jboss.com/jira/browse/JBAS-1101
> Project: JBoss Application Server
> Type: Bug
> Versions: JBossAS-4.0.0 Final
> Reporter: SourceForge User
> Assignee: Scott M Stark
> Fix For: JBossAS-4.0.2RC1, JBossAS-5.0 Alpha, JBossAS-3.2.8 Final
>
>
> SourceForge Submitter: bcoutinho .
> I got a NullPointerException when a tried to graph a
> Dataset generated by a Snapshot monitor.
> I??????ve created a snapshot monitor for FreeMemory
> ServerInfo attribute. Started it and after some time I
> stopped it. It generated some 150 lines of data (I can
> see with "Show Dataset" button).
> But when I click "Graph Dataset", I got the following
> exception:
> 15:21:56,329 ERROR [Engine] StandardWrapperValve[Manage
> Snapshot]: Servlet.service() for servlet Manage
> Snapshot threw exception
> java.lang.NullPointerException
> at
> org.jfree.data.DefaultTableXYDataset.getDomainRange()Lorg.jfree.data.Range;(DefaultTableXYDataset.java:537)
> at
> org.jfree.data.DatasetUtilities.getDomainExtent(Lorg.jfree.data.Dataset;)Lorg.jfree.data.Range;(DatasetUtilities.java:162)
> at
> org.jfree.chart.plot.XYPlot.getDataRange(Lorg.jfree.chart.axis.ValueAxis;)Lorg.jfree.data.Range;(XYPlot.java:2706)
> at
> org.jfree.chart.axis.NumberAxis.autoAdjustRange()V(NumberAxis.java:350)
> at
> org.jfree.chart.axis.NumberAxis.configure()V(NumberAxis.java:333)
> at
> org.jfree.chart.axis.Axis.setPlot(Lorg.jfree.chart.plot.Plot;)V(Axis.java:715)
> at
> org.jfree.chart.plot.XYPlot.<init>(Lorg.jfree.data.XYDataset;Lorg.jfree.chart.axis.ValueAxis;Lorg.jfree.chart.axis.ValueAxis;Lorg.jfree.chart.renderer.XYItemRenderer;)V(XYPlot.java:410)
> at
> org.jfree.chart.ChartFactory.createXYLineChart(Ljava.lang.String;Ljava.lang.String;Ljava.lang.String;Lorg.jfree.data.XYDataset;Lorg.jfree.chart.plot.PlotOrientation;ZZZ)Lorg.jfree.chart.JFreeChart;(ChartFactory.java:1289)
> at
> org.jboss.console.plugins.monitor.ManageSnapshotServlet.doit(Ljavax.servlet.http.HttpServletRequest;Ljavax.servlet.http.HttpServletResponse;)V(ManageSnapshotServlet.java:192)
> at
> org.jboss.console.plugins.monitor.ManageSnapshotServlet.doPost(Ljavax.servlet.http.HttpServletRequest;Ljavax.servlet.http.HttpServletResponse;)V(ManageSnapshotServlet.java:42)
> at
> javax.servlet.http.HttpServlet.service(Ljavax.servlet.http.HttpServletRequest;Ljavax.servlet.http.HttpServletResponse;)V(HttpServlet.java:717)
> at
> javax.servlet.http.HttpServlet.service(Ljavax.servlet.ServletRequest;Ljavax.servlet.ServletResponse;)V(HttpServlet.java:810)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Ljavax.servlet.ServletRequest;Ljavax.servlet.ServletResponse;)V(ApplicationFilterChain.java:237)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(Ljavax.servlet.ServletRequest;Ljavax.servlet.ServletResponse;)V(ApplicationFilterChain.java:157)
> at
> org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(Ljavax.servlet.ServletRequest;Ljavax.servlet.ServletResponse;Ljavax.servlet.FilterChain;)V(ReplyHeaderFilter.java:75)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Ljavax.servlet.ServletRequest;Ljavax.servlet.ServletResponse;)V(ApplicationFilterChain.java:186)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(Ljavax.servlet.ServletRequest;Ljavax.servlet.ServletResponse;)V(ApplicationFilterChain.java:157)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;Lorg.apache.catalina.ValveContext;)V(StandardWrapperValve.java:214)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(Optimized
> Method)
> at
> org.apache.catalina.core.StandardPipeline.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(StandardPipeline.java:520)
> at
> org.apache.catalina.core.StandardContextValve.invokeInternal(Lorg.apache.catalina.Wrapper;Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(StandardContextValve.java:198)
> at
> org.apache.catalina.core.StandardContextValve.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;Lorg.apache.catalina.ValveContext;)V(StandardContextValve.java:152)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(Optimized
> Method)
> at
> org.jboss.web.tomcat.security.CustomPrincipalValve.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;Lorg.apache.catalina.ValveContext;)V(Optimized
> Method)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(Optimized
> Method)
> at
> org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;Lorg.apache.catalina.ValveContext;)V(Optimized
> Method)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(Optimized
> Method)
> at
> org.apache.catalina.core.StandardPipeline.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(StandardPipeline.java:520)
> at
> org.apache.catalina.core.StandardHostValve.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;Lorg.apache.catalina.ValveContext;)V(StandardHostValve.java:137)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(Optimized
> Method)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;Lorg.apache.catalina.ValveContext;)V(ErrorReportValve.java:118)
> at
> org.apache.catalina.core.StandardValveContext.invokeNext(Lorg.apache.catalina.Request;Lorg.apache.catalina.Response;)V(Optimized
> Method)
> I??????ve downloaded JBoss 4.0.0, and built in on a Windows
> 2000 with Sun JDK 1.4.2_05.
> Thanks!
> --
> Regards,
> Bill Coutinho.
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