Re: [Jmol-users] jmolScriptWait causes exception in 12.1 branch

[Robert H. <ha...@st...>]

ps -- Mac OSX Java 1.5.0_22 just fine....

appletinfo.operatingSystem    "Mac OS X"
appletinfo.documentBase    "http://weirdbyte.de/jmol-test/html/security.html
"
appletinfo.date    "2010-08-07 01:30"
appletinfo.fullName    "jmolApplet0__6196020898661516__"
appletinfo.version    "12.1.2"
appletinfo.htmlName    "jmolApplet0__6196020898661516__"
appletinfo.codeBase    "http://weirdbyte.de/jmol-test/applet/12.1.2/"
appletinfo.javaVersion    "1.5.0_22"

On Tue, Sep 7, 2010 at 11:28 AM, Robert Hanson <ha...@st...> wrote:

> ps -- works fine in Windows 7/Java 1.6.0_21, at least for me.
>
> On Tue, Sep 7, 2010 at 11:26 AM, Robert Hanson <ha...@st...> wrote:
>
>> Oh, interesting! ConcurrentModificationException. Yes, (Nico) we might
>> need to look into that. That means that two independent threads are trying
>> to update the same Java object and have collided. It would indeed be unique
>> to Jmol 12.1, I think.
>>
>> I'll look into it this evening if Nico hasn't tracked it down by then.
>> Nico, do we need to synchronize that?
>>
>> Bob
>>
>>
>> On Tue, Sep 7, 2010 at 9:52 AM, Alexander Rose <
>> ale...@we...> wrote:
>>
>>> Hi,
>>>
>>>
>>> In the 12.1 development branch (starting with 12.1.2), the applet throws
>>> an exception upon calling jmolScriptWait( ... ).
>>>
>>> http://weirdbyte.de/jmol-test/html/security.html
>>>
>>> The exception occurs on both, the signed and the unsigned applet.
>>>
>>>
>>>
>>>
>>>
>>> Firefox on Ubuntu 10.04, Java 1.6.0_18
>>>
>>> java.lang.reflect.InvocationTargetException
>>>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>        at
>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>>>        at
>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>>>        at java.lang.reflect.Method.invoke(Method.java:616)
>>>        at
>>> sun.applet.PluginAppletSecurityContext$4.run(PluginAppletSecurityContext.java:699)
>>>        at java.security.AccessController.doPrivileged(Native Method)
>>>        at
>>> sun.applet.PluginAppletSecurityContext.handleMessage(PluginAppletSecurityContext.java:696)
>>>        at
>>> sun.applet.AppletSecurityContextManager.handleMessage(AppletSecurityContextManager.java:69)
>>>        at
>>> sun.applet.PluginStreamHandler.handleMessage(PluginStreamHandler.java:273)
>>>        at
>>> sun.applet.PluginMessageHandlerWorker.run(PluginMessageHandlerWorker.java:82)
>>> Caused by: java.util.ConcurrentModificationException
>>>        at java.util.Hashtable$Enumerator.next(Hashtable.java:1048)
>>>        at org.jmol.viewer.StatusManager.getStatusChanged(Unknown Source)
>>>        at org.jmol.viewer.Viewer.getStatusChanged(Unknown Source)
>>>        at org.jmol.viewer.PropertyManager.getPropertyAsObject(Unknown
>>> Source)
>>>        at org.jmol.viewer.PropertyManager.getProperty(Unknown Source)
>>>        at org.jmol.viewer.Viewer.getProperty(Unknown Source)
>>>        at org.jmol.viewer.Viewer.getProperty(Unknown Source)
>>>        at org.jmol.viewer.Viewer.evalStringWaitStatus(Unknown Source)
>>>        at org.jmol.viewer.Viewer.scriptWait(Unknown Source)
>>>        at org.jmol.applet.Jmol.scriptProcessor(Unknown Source)
>>>        at org.jmol.applet.Jmol.scriptWait(Unknown Source)
>>>        at JmolApplet.scriptWait(Unknown Source)
>>>        ... 10 more
>>> Error on Java side: null
>>>
>>>
>>>
>>> Firefox 3.6 on Mac OSX 10.6, Java 1.6.0_20
>>>
>>> java.util.ConcurrentModificationException
>>>        at java.util.Hashtable$Enumerator.next(Hashtable.java:1031)
>>>        at org.jmol.viewer.StatusManager.getStatusChanged(Unknown Source)
>>>        at org.jmol.viewer.Viewer.getStatusChanged(Unknown Source)
>>>        at org.jmol.viewer.PropertyManager.getPropertyAsObject(Unknown
>>> Source)
>>>        at org.jmol.viewer.PropertyManager.getProperty(Unknown Source)
>>>        at org.jmol.viewer.Viewer.getProperty(Unknown Source)
>>>        at org.jmol.viewer.Viewer.getProperty(Unknown Source)
>>>        at org.jmol.viewer.Viewer.evalStringWaitStatus(Unknown Source)
>>>        at org.jmol.viewer.Viewer.scriptWait(Unknown Source)
>>>        at org.jmol.applet.Jmol.scriptProcessor(Unknown Source)
>>>        at org.jmol.applet.Jmol.scriptWait(Unknown Source)
>>>        at JmolApplet.scriptWait(Unknown Source)
>>>        at netscape.oji.JNIRunnable.run(Native Method)
>>>        at netscape.oji.LiveConnectProxy.run(LiveConnectProxy.java:48)
>>>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>>>        at
>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>>>        at
>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>>        at java.lang.reflect.Method.invoke(Method.java:597)
>>>        at jep.LiveConnect$DoProxy.run(Unknown Source)
>>>        at
>>> java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
>>>        at java.awt.EventQueue.dispatchEvent(EventQueue.java:633)
>>>        at
>>> java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)
>>>        at
>>> java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)
>>>        at
>>> java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201)
>>>        at
>>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196)
>>>        at
>>> java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188)
>>>        at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
>>>
>>>
>>>
>>> Safari 5 on Mac OSX 10.6, Java 1.6.0_20
>>>
>>> Ignored exception: java.security.PrivilegedActionException:
>>> java.lang.reflect.InvocationTargetException
>>>
>>>
>>>
>>>
>>> Best
>>> Alex
>>>
>>>
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>>
>>
>>
>> --
>> Robert M. Hanson
>> Professor of Chemistry
>> St. Olaf College
>> 1520 St. Olaf Ave.
>> Northfield, MN 55057
>> http://www.stolaf.edu/people/hansonr
>> phone: 507-786-3107
>>
>>
>> If nature does not answer first what we want,
>> it is better to take what answer we get.
>>
>> -- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
>>
>
>
>
> --
> Robert M. Hanson
> Professor of Chemistry
> St. Olaf College
> 1520 St. Olaf Ave.
> Northfield, MN 55057
> http://www.stolaf.edu/people/hansonr
> phone: 507-786-3107
>
>
> If nature does not answer first what we want,
> it is better to take what answer we get.
>
> -- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
>



-- 
Robert M. Hanson
Professor of Chemistry
St. Olaf College
1520 St. Olaf Ave.
Northfield, MN 55057
http://www.stolaf.edu/people/hansonr
phone: 507-786-3107


If nature does not answer first what we want,
it is better to take what answer we get.

-- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900