On 08/11/2010 03:32 PM, Lothar Werzinger wrote:
> On Wednesday, August 11, 2010, Andrew Haley wrote:
>>>>> As my app needs the "Bindings" Class from JSR 223 and the downloaded
>>>>> jar did for some reason not contain it I tried extracting
>>>>> javax/scripting from a JDK1.6 rt.jar
>>>>>
>>>>> Now the ominous NoClassDefFoundError is back. Any ideas?
>>>>>
>>>>> $ ./build.sh
>>>>> testgcj
>>>>> Create JavaVM ...
>>>>> Create JavaVM done.
>>>>> Java Exception:
>>>>> java.lang.NoClassDefFoundError: javax.script.ScriptEngineManager
>>>>
>>>> I don't know what is causing this. I'll debug it tomorrow.
>>>
>>> Thanks, I appreciate that very much!
>>
>> I'm not seeing any problem with javax.script.ScriptEngineManager.
>> Well, I was, but I had duplicate copies of that class.
>>
>> You really do need PrintStackTrace().
>
> I did add that.
>
>> I now see:
>>
>> java.lang.NoClassDefFoundError:
>> com.sun.script.javascript.RhinoScriptEngineFactory at
>> java.lang.Class.initializeClass(natClass.cc:730)
>> at java.lang.Class.forName(natClass.cc:111)
>> at java.lang.Class.forName(Class.java:133)
>> at javax.script.ScriptEngineManager.addSpi(ScriptEngineManager.java:320)
>> at javax.script.ScriptEngineManager.<init>(ScriptEngineManager.java:70)
>> Caused by: java.lang.ClassNotFoundException: org.mozilla.javascript.Context
>> not found in gnu.gcj.runtime.SystemClassLoader{urls=[file:./],
>> parent=gnu.gcj.runtime.ExtensionClassLoader{urls=[], parent=null}} at
>> java.net.URLClassLoader.findClass(URLClassLoader.java:531)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:452)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:387)
>> at java.lang.Class.initializeClass(natClass.cc:720)
>> ...4 more
>
> Did you use my latest code (including the scripting.jar that I extracted from
> JDK1.6)? I attached it again.
> Your attached script suggests that you are still using the downloaded one that
> for some reason lacks the "Bindings" class.
>
>
> $ ./build.sh
> gcjtest/main.cpp
> gcjtest/build.sh
> gcjtest/scripting.jar
> testgcj
> Create JavaVM ...
> Create JavaVM done.
> Java Exception:
> java.lang.NoClassDefFoundError: javax.script.ScriptEngineManager
> at java.lang.Class.initializeClass(libgcj.so.10)
> Caused by: java.lang.NullPointerException
> at java.lang.Class.initializeClass(libgcj.so.10)
I don't get that. I get
Create JavaVM done.
Java Exception:
java.lang.NullPointerException
<<No stacktrace available>>
because there is no jython engine present.
Andrew.
