OPS and jfree charts under unix

>
>
>
>
>
> Hi,
>
>   I have a OPS 3.0 app that uses the jfree charts servlet. I works fine when
> running on a windows machine but when I take it to our unix server I get a
> stack trace.
>
> There are two different stack traces I get on looks like a subset of the
> other, here are bits of the traces
>
>
>
> ----- Root Cause -----
>
> java.lang.NoClassDefFoundError
>
>       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
>
>       at
> org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
>
>       at
> org.orbeon.oxf.processor.serializer.legacy.JFreeChartSerializer.drawChart(JFreeChartSerializer.java:262)
>
>       at
> org.orbeon.oxf.processor.JFreeChartProcessor.createChart(JFreeChartProcessor.java:113)
>
>       at
> org.orbeon.oxf.processor.JFreeChartProcessor$1.readImpl(JFreeChartProcessor.java:52)
>
>       at
> org.orbeon.oxf.processor.ProcessorImpl$6.read(ProcessorImpl.java:975)
>
>       at
> org.orbeon.oxf.processor.ProcessorImpl$ProcessorOutputImpl.read(ProcessorImpl.java:1158)
>
> etc
>
>
>
>
>
>
>
> and
>
>
>
>
>
> ----- Root Cause -----
>
> java.lang.InternalError: Can't connect to X11 window server using ':0.0' as
> the value of the DISPLAY variable.
>
>       at sun.awt.X11GraphicsEnvironment.initDisplay(Native
> Method)
>
>       at
> sun.awt.X11GraphicsEnvironment.<clinit>(X11GraphicsEnvironment.java:134)
>
>       at java.lang.Class.forName0(Native Method)
>
>       at java.lang.Class.forName(Class.java:141)
>
>       at
> java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:62)
>
>       at java.awt.Font.initializeFont(Font.java:308)
>
>       at java.awt.Font.<init>(Font.java:344)
>
>       at
> org.jfree.chart.axis.AxisConstants.<clinit>(AxisConstants.java:67)
>
>       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
>
>       at
> org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
>
>       at
> org.orbeon.oxf.processor.serializer.legacy.JFreeChartSerializer.drawChart(JFreeChartSerializer.java:262)
>
>       at
> org.orbeon.oxf.processor.JFreeChartProcessor.createChart(JFreeChartProcessor.java:113)
>
>       at
> org.orbeon.oxf.processor.JFreeChartProcessor$1.readImpl(JFreeChartProcessor.java:52)
>
>       at
> org.orbeon.oxf.processor.ProcessorImpl$6.read(ProcessorImpl.java:975)
>
>       at
> org.orbeon.oxf.processor.ProcessorImpl$ProcessorOutputImpl.read(ProcessorImpl.java:1158)
>
> etc
>
>
>
>  Notice how the second one is a superset of the first one.
>
>
>
> It looks like the jfree chart code is trying to access an XWindows display
> so I am guessing that I need to configure jfree chart. Is there somewhere in
> OPS that I can configure jfree chart ?
>
> Does anyone know a quick fix for this or will I need to plough through the
> jfree chart documentation ?
>
>
>
> My other question is how can I get two different stack traces ? Is OPS
> sometimes misreporting the crash ?
>
>
>
> Thanks
>
>     Doug
>
>
>
> --
> You receive this message as a subscriber of the [hidden email]
> mailing list.
> To unsubscribe: mailto:[hidden email]
> For general help: mailto:[hidden email]?subject=help
> ObjectWeb mailing lists service home page: http://www.objectweb.org/wws
>
>
>
>

> running on a windows machine but when I take it to our unix server I get a
> stack trace.
>
> There are two different stack traces I get on looks like a subset of the
> other, here are bits of the traces
>
>
>
> ----- Root Cause -----
>
> java.lang.NoClassDefFoundError
>
>       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
>
>       at
> org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
>
>       at
>

>
> etc
>
>
>
>
>
>
>
> and
>
>
>
>
>
> ----- Root Cause -----
>
> java.lang.InternalError: Can't connect to X11 window server using ':0.0'

> the value of the DISPLAY variable.
>
>       at sun.awt.X11GraphicsEnvironment.initDisplay(Native
> Method)
>
>       at
> sun.awt.X11GraphicsEnvironment.<clinit>(X11GraphicsEnvironment.java:134)
>
>       at java.lang.Class.forName0(Native Method)
>
>       at java.lang.Class.forName(Class.java:141)
>
>       at
>

>
>       at java.awt.Font.initializeFont(Font.java:308)
>
>       at java.awt.Font.<init>(Font.java:344)
>
>       at
> org.jfree.chart.axis.AxisConstants.<clinit>(AxisConstants.java:67)
>
>       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
>
>       at
> org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
>
>       at
>

>
> etc
>
>
>
>  Notice how the second one is a superset of the first one.
>
>
>
> It looks like the jfree chart code is trying to access an XWindows display
> so I am guessing that I need to configure jfree chart. Is there somewhere

> OPS that I can configure jfree chart ?
>
> Does anyone know a quick fix for this or will I need to plough through the
> jfree chart documentation ?
>
>
>
> My other question is how can I get two different stack traces ? Is OPS
> sometimes misreporting the crash ?
>
>
>
> Thanks
>
>     Doug
>
>
>
> --
> You receive this message as a subscriber of the [hidden email]
> mailing list.
> To unsubscribe: mailto:[hidden email]
> For general help: mailto:[hidden email]?subject=help
> ObjectWeb mailing lists service home page: http://www.objectweb.org/wws
>
>
>
>

> Alex,
>  thanks for that, I will give it a try.
>
> Any idea why I got the two different stack traces ?
>
> regards
>         Doug
>
>
>
> -----Original Message-----
> From: [hidden email] [mailto:[hidden email]] On Behalf Of Alessandro
> Vernet
> Sent: 14 October 2005 21:13
> To: [hidden email]
> Subject: Re: [ops-users] OPS and jfree charts under unix
>
> Hi Doug,
>
> This happens when the VM is trying to connect to the X11 server as
> some part of the graphics library is used by the chart library.
> Starting your VM with this additional argument should solve your
> problem:
>
> -Djava.awt.headless=true
>
> With Tomcat, bin/setclasspath.sh is a good place to add this
> parameter. You can do this there by setting the JAVA_OPTS environment
> variable.
>
> Alex
>
> On 10/14/05, Doug Young <[hidden email]> wrote:
> >
> >
> >
> >
> >
> > Hi,
> >
> >   I have a OPS 3.0 app that uses the jfree charts servlet. I works fine
> when
> > running on a windows machine but when I take it to our unix server I get a
> > stack trace.
> >
> > There are two different stack traces I get on looks like a subset of the
> > other, here are bits of the traces
> >
> >
> >
> > ----- Root Cause -----
> >
> > java.lang.NoClassDefFoundError
> >
> >       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
> >
> >       at
> > org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
> >
> >       at
> >
> org.orbeon.oxf.processor.serializer.legacy.JFreeChartSerializer.drawChart(JF
> reeChartSerializer.java:262)
> >
> >       at
> >
> org.orbeon.oxf.processor.JFreeChartProcessor.createChart(JFreeChartProcessor
> .java:113)
> >
> >       at
> >
> org.orbeon.oxf.processor.JFreeChartProcessor$1.readImpl(JFreeChartProcessor.
> java:52)
> >
> >       at
> > org.orbeon.oxf.processor.ProcessorImpl$6.read(ProcessorImpl.java:975)
> >
> >       at
> >
> org.orbeon.oxf.processor.ProcessorImpl$ProcessorOutputImpl.read(ProcessorImp
> l.java:1158)
> >
> > etc
> >
> >
> >
> >
> >
> >
> >
> > and
> >
> >
> >
> >
> >
> > ----- Root Cause -----
> >
> > java.lang.InternalError: Can't connect to X11 window server using ':0.0'
> as
> > the value of the DISPLAY variable.
> >
> >       at sun.awt.X11GraphicsEnvironment.initDisplay(Native
> > Method)
> >
> >       at
> > sun.awt.X11GraphicsEnvironment.<clinit>(X11GraphicsEnvironment.java:134)
> >
> >       at java.lang.Class.forName0(Native Method)
> >
> >       at java.lang.Class.forName(Class.java:141)
> >
> >       at
> >
> java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment
> .java:62)
> >
> >       at java.awt.Font.initializeFont(Font.java:308)
> >
> >       at java.awt.Font.<init>(Font.java:344)
> >
> >       at
> > org.jfree.chart.axis.AxisConstants.<clinit>(AxisConstants.java:67)
> >
> >       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
> >
> >       at
> > org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
> >
> >       at
> >
> org.orbeon.oxf.processor.serializer.legacy.JFreeChartSerializer.drawChart(JF
> reeChartSerializer.java:262)
> >
> >       at
> >
> org.orbeon.oxf.processor.JFreeChartProcessor.createChart(JFreeChartProcessor
> .java:113)
> >
> >       at
> >
> org.orbeon.oxf.processor.JFreeChartProcessor$1.readImpl(JFreeChartProcessor.
> java:52)
> >
> >       at
> > org.orbeon.oxf.processor.ProcessorImpl$6.read(ProcessorImpl.java:975)
> >
> >       at
> >
> org.orbeon.oxf.processor.ProcessorImpl$ProcessorOutputImpl.read(ProcessorImp
> l.java:1158)
> >
> > etc
> >
> >
> >
> >  Notice how the second one is a superset of the first one.
> >
> >
> >
> > It looks like the jfree chart code is trying to access an XWindows display
> > so I am guessing that I need to configure jfree chart. Is there somewhere
> in
> > OPS that I can configure jfree chart ?
> >
> > Does anyone know a quick fix for this or will I need to plough through the
> > jfree chart documentation ?
> >
> >
> >
> > My other question is how can I get two different stack traces ? Is OPS
> > sometimes misreporting the crash ?
> >
> >
> >
> > Thanks
> >
> >     Doug
> >
> >
> >
> > --
> > You receive this message as a subscriber of the [hidden email]
> > mailing list.
> > To unsubscribe: mailto:[hidden email]
> > For general help: mailto:[hidden email]?subject=help
> > ObjectWeb mailing lists service home page: http://www.objectweb.org/wws
> >
> >
> >
> >
>
>
>
>
> --
> You receive this message as a subscriber of the [hidden email] mailing list.
> To unsubscribe: mailto:[hidden email]
> For general help: mailto:[hidden email]?subject=help
> ObjectWeb mailing lists service home page: http://www.objectweb.org/wws
>
>
>
>

> Alex,
>  thanks for that, I will give it a try.
>
> Any idea why I got the two different stack traces ?
>
> regards
>         Doug
>
>
>
> -----Original Message-----
> From: [hidden email] [mailto:[hidden email]] On Behalf Of Alessandro
> Vernet
> Sent: 14 October 2005 21:13
> To: [hidden email]
> Subject: Re: [ops-users] OPS and jfree charts under unix
>
> Hi Doug,
>
> This happens when the VM is trying to connect to the X11 server as
> some part of the graphics library is used by the chart library.
> Starting your VM with this additional argument should solve your
> problem:
>
> -Djava.awt.headless=true
>
> With Tomcat, bin/setclasspath.sh is a good place to add this
> parameter. You can do this there by setting the JAVA_OPTS environment
> variable.
>
> Alex
>
> On 10/14/05, Doug Young <[hidden email]> wrote:
> >
> >
> >
> >
> >
> > Hi,
> >
> >   I have a OPS 3.0 app that uses the jfree charts servlet. I works fine
> when
> > running on a windows machine but when I take it to our unix server I get

> > stack trace.
> >
> > There are two different stack traces I get on looks like a subset of the
> > other, here are bits of the traces
> >
> >
> >
> > ----- Root Cause -----
> >
> > java.lang.NoClassDefFoundError
> >
> >       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
> >
> >       at
> > org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
> >
> >       at
> >
>

> l.java:1158)
> >
> > etc
> >
> >
> >
> >
> >
> >
> >
> > and
> >
> >
> >
> >
> >
> > ----- Root Cause -----
> >
> > java.lang.InternalError: Can't connect to X11 window server using ':0.0'
> as
> > the value of the DISPLAY variable.
> >
> >       at sun.awt.X11GraphicsEnvironment.initDisplay(Native
> > Method)
> >
> >       at
> > sun.awt.X11GraphicsEnvironment.<clinit>(X11GraphicsEnvironment.java:134)
> >
> >       at java.lang.Class.forName0(Native Method)
> >
> >       at java.lang.Class.forName(Class.java:141)
> >
> >       at
> >
>

> .java:62)
> >
> >       at java.awt.Font.initializeFont(Font.java:308)
> >
> >       at java.awt.Font.<init>(Font.java:344)
> >
> >       at
> > org.jfree.chart.axis.AxisConstants.<clinit>(AxisConstants.java:67)
> >
> >       at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
> >
> >       at
> > org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
> >
> >       at
> >
>

> l.java:1158)
> >
> > etc
> >
> >
> >
> >  Notice how the second one is a superset of the first one.
> >
> >
> >
> > It looks like the jfree chart code is trying to access an XWindows

> > jfree chart documentation ?
> >
> >
> >
> > My other question is how can I get two different stack traces ? Is OPS
> > sometimes misreporting the crash ?
> >
> >
> >
> > Thanks
> >
> >     Doug
> >
> >
> >
> > --
> > You receive this message as a subscriber of the [hidden email]
> > mailing list.
> > To unsubscribe: mailto:[hidden email]
> > For general help: mailto:[hidden email]?subject=help
> > ObjectWeb mailing lists service home page: http://www.objectweb.org/wws
> >
> >
> >
> >
>
>
>
>
> --
> You receive this message as a subscriber of the [hidden email]

> Hi,
>   Yes its fixed with the -Djava.awt.headless=true.
>
>  I was more curious about why sometimes I got the x11 error and sometimes
> the class not found. The web app and Ops was the same for both errors.
>
> Its not important as I have the charts working now, just curiosity
>
> thanks
>     Doug
>  
>
> -----Original Message-----
> From: [hidden email] [mailto:[hidden email]] On Behalf Of Alessandro
> Vernet
> Sent: 17 October 2005 18:41
> To: [hidden email]
> Subject: Re: [ops-users] OPS and jfree charts under unix
>
> Hi Doug,
>
> The first error was a "no class def found". Those are sometimes harder
> to track down. Does it disappear when the VM is started with
> -Djava.awt.headless=true?
>
> Alex
>
> On 10/17/05, Doug Young <[hidden email]> wrote:
>
>>Alex,
>> thanks for that, I will give it a try.
>>
>>Any idea why I got the two different stack traces ?
>>
>>regards
>>        Doug
>>
>>
>>
>>-----Original Message-----
>>From: [hidden email] [mailto:[hidden email]] On Behalf Of Alessandro
>>Vernet
>>Sent: 14 October 2005 21:13
>>To: [hidden email]
>>Subject: Re: [ops-users] OPS and jfree charts under unix
>>
>>Hi Doug,
>>
>>This happens when the VM is trying to connect to the X11 server as
>>some part of the graphics library is used by the chart library.
>>Starting your VM with this additional argument should solve your
>>problem:
>>
>>-Djava.awt.headless=true
>>
>>With Tomcat, bin/setclasspath.sh is a good place to add this
>>parameter. You can do this there by setting the JAVA_OPTS environment
>>variable.
>>
>>Alex
>>
>>On 10/14/05, Doug Young <[hidden email]> wrote:
>>
>>>
>>>
>>>
>>>
>>>Hi,
>>>
>>>  I have a OPS 3.0 app that uses the jfree charts servlet. I works fine
>>
>>when
>>
>>>running on a windows machine but when I take it to our unix server I get
>
> a
>
>>>stack trace.
>>>
>>>There are two different stack traces I get on looks like a subset of the
>>>other, here are bits of the traces
>>>
>>>
>>>
>>>----- Root Cause -----
>>>
>>>java.lang.NoClassDefFoundError
>>>
>>>      at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
>>>
>>>      at
>>>org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
>>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.serializer.legacy.JFreeChartSerializer.drawChart(JF
>
>>reeChartSerializer.java:262)
>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.JFreeChartProcessor.createChart(JFreeChartProcessor
>
>>.java:113)
>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.JFreeChartProcessor$1.readImpl(JFreeChartProcessor.
>
>>java:52)
>>
>>>      at
>>>org.orbeon.oxf.processor.ProcessorImpl$6.read(ProcessorImpl.java:975)
>>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.ProcessorImpl$ProcessorOutputImpl.read(ProcessorImp
>
>>l.java:1158)
>>
>>>etc
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>>and
>>>
>>>
>>>
>>>
>>>
>>>----- Root Cause -----
>>>
>>>java.lang.InternalError: Can't connect to X11 window server using ':0.0'
>>
>>as
>>
>>>the value of the DISPLAY variable.
>>>
>>>      at sun.awt.X11GraphicsEnvironment.initDisplay(Native
>>>Method)
>>>
>>>      at
>>>sun.awt.X11GraphicsEnvironment.<clinit>(X11GraphicsEnvironment.java:134)
>>>
>>>      at java.lang.Class.forName0(Native Method)
>>>
>>>      at java.lang.Class.forName(Class.java:141)
>>>
>>>      at
>>>
>>
> java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment
>
>>.java:62)
>>
>>>      at java.awt.Font.initializeFont(Font.java:308)
>>>
>>>      at java.awt.Font.<init>(Font.java:344)
>>>
>>>      at
>>>org.jfree.chart.axis.AxisConstants.<clinit>(AxisConstants.java:67)
>>>
>>>      at org.jfree.chart.axis.Axis.<init>(Axis.java:180)
>>>
>>>      at
>>>org.jfree.chart.axis.CategoryAxis.<init>(CategoryAxis.java:137)
>>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.serializer.legacy.JFreeChartSerializer.drawChart(JF
>
>>reeChartSerializer.java:262)
>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.JFreeChartProcessor.createChart(JFreeChartProcessor
>
>>.java:113)
>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.JFreeChartProcessor$1.readImpl(JFreeChartProcessor.
>
>>java:52)
>>
>>>      at
>>>org.orbeon.oxf.processor.ProcessorImpl$6.read(ProcessorImpl.java:975)
>>>
>>>      at
>>>
>>
> org.orbeon.oxf.processor.ProcessorImpl$ProcessorOutputImpl.read(ProcessorImp
>
>>l.java:1158)
>>
>>>etc
>>>
>>>
>>>
>>> Notice how the second one is a superset of the first one.
>>>
>>>
>>>
>>>It looks like the jfree chart code is trying to access an XWindows
>
> display
>
>>>so I am guessing that I need to configure jfree chart. Is there
>
> somewhere
>
>>in
>>
>>>OPS that I can configure jfree chart ?
>>>
>>>Does anyone know a quick fix for this or will I need to plough through
>
> the
>
>>>jfree chart documentation ?
>>>
>>>
>>>
>>>My other question is how can I get two different stack traces ? Is OPS
>>>sometimes misreporting the crash ?
>>>
>>>
>>>
>>>Thanks
>>>
>>>    Doug
>>>
>>>
>>>
>>>--
>>>You receive this message as a subscriber of the [hidden email]
>>>mailing list.
>>>To unsubscribe: mailto:[hidden email]
>>>For general help: mailto:[hidden email]?subject=help
>>>ObjectWeb mailing lists service home page: http://www.objectweb.org/wws
>>>
>>>
>>>
>>>
>>
>>
>>
>>
>>--
>>You receive this message as a subscriber of the [hidden email]
>
> mailing list.
>
>>To unsubscribe: mailto:[hidden email]
>>For general help: mailto:[hidden email]?subject=help
>>ObjectWeb mailing lists service home page: http://www.objectweb.org/wws
>>
>>
>>
>>
>
>
> --
> You receive this message as a subscriber of the [hidden email] mailing list.
> To unsubscribe: mailto:[hidden email]
> For general help: mailto:[hidden email]?subject=help
> ObjectWeb mailing lists service home page: http://www.objectweb.org/wws