[kepler-dev] stack overflow problem in some kepler
Dan Higgins
higgins at nceas.ucsb.edu
Mon Jul 25 10:39:48 PDT 2005
This is indeed very confusing! I was able to open the workflow with the
release version of Ptolemy 5.0 on 2 other computers (one a PC and one a
Mac). I could also open it on a PC with PTII from the head of CVS.
However, I cannot open it in Kepler.
Dan
Edward A. Lee wrote:
>
> I am not able to open it with the JPG in the same directory as
> the MoML file... I no longer get the stack overflow error (since
> I fixed diva), but I now get an "error" image instead of the JPG.
>
> This is very confusing... Christopher? Ideas about why Java
> would sometimes fail to open this file? In the usual Java fashion,
> there is no useful error message or exception that I can find...
> The ImageObserver just returns an ERROR flag.
>
> Edward
>
> At 05:20 PM 7/24/2005 -0700, Dan Higgins wrote:
>
>> Christopher and Edward,
>>
>> I did some additonal checks of my own and get some confusing
>> results compared to yours! I looked at Efrat's moml example
>> (testIcon.xml) and noted that the path to her xslt.jpg is
>> kepler-specific, as are several properties. I revised it (see
>> attached 'testIcon1.xml') so that that the referenced jpg is assumed
>> in the same directory as the moml file. I then tried opening
>> testIcon1.xml from Ptolemy II version 5.0 (just downloaded from the
>> Ptolemy web site). And the workflow opens up just fine! (see image
>> below). If the path to the jpg is incorrect (i.e. to a location that
>> does not contain the jpg) then I get the stack overflow error (with
>> the released version of PT5). This would seem to indicate that there
>> is nothing wrong with the jpg itself and java can read and display
>> the sample jpg file in at least some circumstances.
>>
>> Plaes let me know it you can open the attached testIcon1.xml
>> when the jpg is in the same directory as the moml file.
>>
>> Dan
>>
>>
>> from PTII version 5
>>
>>
>> Christopher Brooks wrote:
>>
>>>
>>>
>>> I went ahead and updated diva.jar.
>>>
>>> Three comments:
>>>
>>> 1) InstallShield 6.0, the expensive ($1500/year) commercial
>>> program we use to build installers has a great bug where if the splash
>>> screen jpg is corrupt, then YOU CAN'T SAVE THE INSTALLER PROJECT.
>>> Obviously, this is totally lame. It kept me going for 90 minutes last
>>> week. I reported this as a bug, but I have not yet verified if
>>> this problem exists in InstallShield 7.0. The upshot is that these
>>> image loading bugs are everywhere, and really a product of Java.
>>>
>>> 2) Last week when I updated diva.jar, I mentioned that I thought that
>>> Ptolemy started up much faster with jar files than with .class files.
>>> When I was running all demos on Thursday, it seemed like the
>>> Web Start version brought up all the demos much more quickly than
>>> the Windows Installer version. The primary difference is that the
>>> Web Start version is 100% jar file based, whereas the Windows
>>> Installer version reads the demos from disk. This could also relate
>>> to the icon issue I alluded to last week. More experiments are
>>> needed.
>>>
>>>
>>> 3) On Monday, I'm going to try to move the ptII cvs repository over to
>>> the new server. More news as it develops.
>>>
>>> _Christopher
>>>
>>>
>>>
>>>
>>> --------
>>>
>>>
>>> I get the stack overflow error with Ptolemy II, so it isn't a
>>> Kepler
>>> problem...
>>>
>>> I've checked in a (partial) fix to diva. Turns out diva's class
>>> diva.canvas.toolbox.ImageFigure had a bug where if Java fails to
>>> load
>>> a JPG file with an error, it would get a stack overflow.
>>>
>>> My fix is to replace the image with a generic error image.
>>>
>>> Christopher: Can you update the diva jar?
>>>
>>> The reason that this is only a partial fix is that I have
>>> no idea why Java would fail to load your JPG file. Other programs
>>> can load it without error...
>>>
>>> Edward
>>>
>>> At 04:51 PM 7/22/2005 -0700, Efrat Frank wrote:
>>> >Hi Edward,
>>> >
>>> >I created a very simple example that uses a jpeg as a
>>> customized icon that
>>>
>>> >causes a stackOverflow. Attached are the workflow and the image
>>> file.
>>> >
>>> >Thanks a lot,
>>> >Efrat
>>> >
>>> >Edward A. Lee wrote:
>>> >
>>> >>
>>> >>If you send me the MoML file with the customized icons and the
>>> jpegs
>>> >>for the icons, I can try to verify whether it is a Ptolemy II
>>> problem ...
>>> >>
>>> >>Edward
>>> >>
>>> >>At 02:47 PM 7/21/2005 -0700, Efrat Frank wrote:
>>> >>
>>> >>>Hi Dan,
>>> >>>
>>> >>>Thanks a lot for looking into this and detecting the problem!
>>> It does
>>> >>>work fine without the customized icons.
>>> >>>
>>> >>>- Efrat
>>> >>>
>>> >>>Dan Higgins wrote:
>>> >>>
>>> >>> > Hi Efrat,
>>> >>> >
>>> >>> > The stack overflow error that we get with the current
>>> head of CVS
>>> >>> > on your gravityToShp workflow has been obsessing me the
>>> last few days
>>> >>> > - why does it work with your saved version of Kepler and
>>> not with the
>>> >>> > head of CVS?
>>> >>> >
>>> >>> > It turns out that the problem occurs when you try to
>>> open the
>>> >>> > workflow - i.e. when the workflow moml is being read. I
>>> finally trace
>>> d
>>> >>> > the problem not to any actor code but to the nice icons
>>> you added for
>>> >>> > the XSLT actor and the Browser Display actor! (Those icons
>>> do not
>>> >>> > appear if those actors are simply dragged to the screen,
>>> so I assume
>>> >>> > you used the 'Edit Custom Icon' command.) If you go into
>>> the moml and
>>> >>> > remove the properties that attach the custom icons, then
>>> the workflow
>>> >>> > will open with the newest CVS version of Kepler!!! [The
>>> >>> > registrationModel workflow had a similar problem that is
>>> fixed by
>>> >>> > removing the custom icons.]
>>> >>> >
>>> >>> > Now, I don't know why the custom icons cause this
>>> problem (perhaps
>>> >>> > some changes in the moml parsing?), but at least we know
>>> better where
>>> >>> > to look!
>>> >>> >
>>> >>> > Dan
>>> >>> >
>>> >>>_______________________________________________
>>> >>>Kepler-dev mailing list
>>>
>>> >>><mailto:Kepler-dev at ecoinformatics.org>Kepler-dev at ecoinformatics.org
>>>
>>> >>>http://mercury.nceas.ucsb.edu/ecoinformatics/mailman/listinfo/kepler-dev
>>>
>>> >>
>>> >>
>>> >>------------
>>> >>Edward A. Lee
>>> >>Professor, Chair of the EE Division, Associate Chair of EECS
>>> >>231 Cory Hall, UC Berkeley, Berkeley, CA 94720
>>> >>phone: 510-642-0253 or 510-642-0455, fax: 510-642-2845
>>> >><mailto:eal at eecs.Berkeley.EDU>eal at eecs.Berkeley.EDU,
>>> http://ptolemy.eecs.berkeley.edu/~eal
>>> >
>>> >
>>> >
>>> ><?xml version="1.0" standalone="no"?>
>>> ><!DOCTYPE entity PUBLIC "-//UC Berkeley//DTD MoML 1//EN"
>>> > "http://ptolemy.eecs.berkeley.edu/xml/dtd/MoML_1.dtd">
>>> ><entity name="testIcon" class="ptolemy.actor.TypedCompositeActor">
>>> > <property name="_createdBy"
>>> > class="ptolemy.kernel.attributes.VersionAttribute"
>>> value="5.1-devel">
>>> > </property>
>>> > <property name="SDF Director"
>>> > class="ptolemy.domains.sdf.kernel.SDFDirector">
>>> > <property name="entityId"
>>> class="org.kepler.moml.NamedObjId"
>>> > value="urn:lsid:ecoinformatics.org:kepler.300.1">
>>> > </property>
>>> > <property name="_location"
>>> class="ptolemy.kernel.util.Location"
>>> > value="[180.0, 135.0]">
>>> > </property>
>>> > </property>
>>> > <property name="_windowProperties"
>>> > class="ptolemy.actor.gui.WindowPropertiesAttribute"
>>> value="{bounds={279,
>>> > 125, 841, 800}, maximized=false}">
>>> > </property>
>>> > <property name="_vergilSize"
>>> class="ptolemy.actor.gui.SizeAttribute"
>>> > value="[600, 655]">
>>> > </property>
>>> > <property name="_vergilZoomFactor"
>>> > class="ptolemy.data.expr.ExpertParameter" value="1.0">
>>> > </property>
>>> > <property name="_vergilCenter"
>>> > class="ptolemy.data.expr.ExpertParameter" value="{300.0, 327.5}">
>>> > </property>
>>> > <entity name="Constant" class="ptolemy.actor.lib.Const">
>>> > <property name="entityId"
>>> class="org.kepler.moml.NamedObjId"
>>> > value="urn:lsid:localhost:actor:101:1">
>>> > </property>
>>> > <property name="semanticType"
>>> class="org.kepler.sms.SemanticType"
>>>
>>> > value="urn:lsid:lsid.ecoinformatics.org:onto:1:1#ConstantActor">
>>> > </property>
>>> > <property name="_icon"
>>> class="ptolemy.vergil.icon.BoxedValueIcon"
>>> >
>>> > <property name="attributeName"
>>> > class="ptolemy.kernel.util.StringAttribute" value="value">
>>> > </property>
>>> > <property name="displayWidth"
>>> > class="ptolemy.data.expr.Parameter" value="40">
>>> > </property>
>>> > </property>
>>> > <property name="_location"
>>> class="ptolemy.kernel.util.Location"
>>> > value="[185.0, 250.0]">
>>> > </property>
>>> > </entity>
>>> > <entity name="Display" class="ptolemy.actor.lib.gui.Display">
>>> > <property name="_windowProperties"
>>> > class="ptolemy.actor.gui.WindowPropertiesAttribute">
>>> > </property>
>>> > <property name="entityId"
>>> class="org.kepler.moml.NamedObjId"
>>> > value="urn:lsid:localhost:actor:102:1">
>>> > </property>
>>> > <property name="_location"
>>> class="ptolemy.kernel.util.Location"
>>> > value="{320, 250}">
>>> > </property>
>>> > <property name="_icon"
>>> class="ptolemy.vergil.icon.EditorIcon">
>>> > <property name="image"
>>> > class="ptolemy.vergil.kernel.attributes.ImageAttribute">
>>> > <property name="source"
>>> > class="ptolemy.data.expr.FileParameter"
>>> value="../../lib/images/xslt.jpg"
>>> >
>>> > </property>
>>> > <property name="_location"
>>> > class="ptolemy.kernel.util.Location" value="[-20.0, -25.0]">
>>> > </property>
>>> > </property>
>>> > </property>
>>> > </entity>
>>> > <relation name="relation"
>>> class="ptolemy.actor.TypedIORelation">
>>> > <property name="width"
>>> class="ptolemy.data.expr.Parameter" value=
>>> "1">
>>> > </property>
>>> > </relation>
>>> > <link port="Constant.output" relation="relation"/>
>>> > <link port="Display.input" relation="relation"/>
>>> ></entity>
>>>
>>> ------------
>>> Edward A. Lee
>>> Professor, Chair of the EE Division, Associate Chair of EECS
>>> 231 Cory Hall, UC Berkeley, Berkeley, CA 94720
>>> phone: 510-642-0253 or 510-642-0455, fax: 510-642-2845
>>> <mailto:eal at eecs.Berkeley.EDU>eal at eecs.Berkeley.EDU,
>>> http://ptolemy.eecs.berkeley.edu/~eal
>>>
>>> _______________________________________________
>>> Kepler-dev mailing list
>>> <mailto:Kepler-dev at ecoinformatics.org>Kepler-dev at ecoinformatics.org
>>>
>>> http://mercury.nceas.ucsb.edu/ecoinformatics/mailman/listinfo/kepler-dev
>>>
>>> --------
>>> _______________________________________________
>>> Kepler-dev mailing list
>>> <mailto:Kepler-dev at ecoinformatics.org>Kepler-dev at ecoinformatics.org
>>> http://mercury.nceas.ucsb.edu/ecoinformatics/mailman/listinfo/kepler-dev
>>>
>>>
>>
>>
>>
>>
>> <?xml version="1.0" standalone="no"?>
>> <!DOCTYPE entity PUBLIC "-//UC Berkeley//DTD MoML 1//EN"
>> "http://ptolemy.eecs.berkeley.edu/xml/dtd/MoML_1.dtd">
>> <entity name="testIcon" class="ptolemy.actor.TypedCompositeActor">
>> <property name="_createdBy"
>> class="ptolemy.kernel.attributes.VersionAttribute" value="5.1-devel">
>> </property>
>> <property name="SDF Director"
>> class="ptolemy.domains.sdf.kernel.SDFDirector">
>> <property name="_location"
>> class="ptolemy.kernel.util.Location" value="[180.0, 135.0]">
>> </property>
>> </property>
>> <property name="_windowProperties"
>> class="ptolemy.actor.gui.WindowPropertiesAttribute"
>> value="{bounds={279, 125, 841, 800}, maximized=false}">
>> </property>
>> <property name="_vergilSize"
>> class="ptolemy.actor.gui.SizeAttribute" value="[600, 655]">
>> </property>
>> <property name="_vergilZoomFactor"
>> class="ptolemy.data.expr.ExpertParameter" value="1.0">
>> </property>
>> <property name="_vergilCenter"
>> class="ptolemy.data.expr.ExpertParameter" value="{300.0, 327.5}">
>> </property>
>> <entity name="Constant" class="ptolemy.actor.lib.Const">
>> <property name="_icon"
>> class="ptolemy.vergil.icon.BoxedValueIcon">
>> <property name="attributeName"
>> class="ptolemy.kernel.util.StringAttribute" value="value">
>> </property>
>> <property name="displayWidth"
>> class="ptolemy.data.expr.Parameter" value="40">
>> </property>
>> </property>
>> <property name="_location"
>> class="ptolemy.kernel.util.Location" value="[185.0, 250.0]">
>> </property>
>> </entity>
>> <entity name="Display" class="ptolemy.actor.lib.gui.Display">
>> <property name="_windowProperties"
>> class="ptolemy.actor.gui.WindowPropertiesAttribute">
>> </property>
>> <property name="_location"
>> class="ptolemy.kernel.util.Location" value="{320, 250}">
>> </property>
>> <property name="_icon" class="ptolemy.vergil.icon.EditorIcon">
>> <property name="image"
>> class="ptolemy.vergil.kernel.attributes.ImageAttribute">
>> <property name="source"
>> class="ptolemy.data.expr.FileParameter" value="xslt.jpg">
>> </property>
>> <property name="_location"
>> class="ptolemy.kernel.util.Location" value="[-20.0, -25.0]">
>> </property>
>> </property>
>> </property>
>> </entity>
>> <relation name="relation" class="ptolemy.actor.TypedIORelation">
>> <property name="width" class="ptolemy.data.expr.Parameter"
>> value="1">
>> </property>
>> </relation>
>> <link port="Constant.output" relation="relation"/>
>> <link port="Display.input" relation="relation"/>
>> </entity>
>
>
> ------------
> Edward A. Lee
> Professor, Chair of the EE Division, Associate Chair of EECS
> 231 Cory Hall, UC Berkeley, Berkeley, CA 94720
> phone: 510-642-0253 or 510-642-0455, fax: 510-642-2845
> eal at eecs.Berkeley.EDU, http://ptolemy.eecs.berkeley.edu/~eal
--
*******************************************************************
Dan Higgins higgins at nceas.ucsb.edu
http://www.nceas.ucsb.edu/ Ph: 805-893-5127
National Center for Ecological Analysis and Synthesis (NCEAS)
Marine Science Building - Room 3405
Santa Barbara, CA 93195
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