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From Michael Blow <mblow.apa...@gmail.com>
Subject Re: External function dependency problem
Date Tue, 05 Jul 2016 06:40:55 GMT
Great news- I have merged my patch to master.

Thanks,

-MDB

On Tue, Jul 5, 2016 at 2:30 AM Xikui Wang <xikuiw@uci.edu> wrote:

> Hi Michael,
>
> You are correct. That's the problem that causes the error. I mistakenly
> included AsterixDB packages during the assembly. Sorry  for the confusion.
> Thank you all for your help. Happy Independence Day! :)
>
> Best,
> Xikui
>
> On Mon, Jul 4, 2016 at 10:57 PM, Michael Blow <mblow.apache@gmail.com>
> wrote:
>
> > Hi Xikui,
> >
> > I believe the reason my patch is not working, is that you have *db
> classes
> > defined within your external library jar.  This won't work, as in this
> case
> > your GeoTagFactory implements the wrong IFunctionFactory at runtime,
> > causing the ClassCastException.
> >
> > $ unzip -v noah-assembly-1.0-SNAPSHOT.jar | grep IFunctionFactory
> >
> >      231  Defl:N      154  33% 06-29-2016 16:17 6136af4b
> > org/apache/asterix/external/api/IFunctionFactory.class
> >
> > You need to ensure *db, hyracks classes are not contained within your
> > external lib.
> >
> > Thanks,
> >
> > -MDB
> >
> > On Tue, Jul 5, 2016 at 1:40 AM Raman Grover <ramangrover29@gmail.com>
> > wrote:
> >
> > > Hi
> > >
> > > I wasnt expecting a class cast exception in either of the suggested
> > > solutions - skipping system classloader or inverting the order of
> > > classloaders.
> > >
> > > "edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast to
> > > org.apache.asterix.external.api.IFunctionFactory"
> > >
> > > Can you do a quick check on the signature of the GeoTagFactory class?
> It
> > > should be implementing IFunctionFactory
> > > On Jul 4, 2016 10:31 PM, "Xikui Wang" <xikuiw@uci.edu> wrote:
> > >
> > > > I checked out this patch. Unfortunately it generates similar error as
> > the
> > > > quick fix that suggested by Raman before. The error log is attached.
> > > >
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:78)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:55)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > ... 8 more
> > > > Caused by: java.lang.ClassCastException:
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast to
> > > > org.apache.asterix.external.api.IFunctionFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > ... 12 more
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:78)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:55)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > ... 8 more
> > > > Caused by: java.lang.ClassCastException:
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast to
> > > > org.apache.asterix.external.api.IFunctionFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > ... 12 more
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:365)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:130)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > ... 4 more
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > ... 5 more
> > > > Caused by:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:78)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:55)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > ... 8 more
> > > > Caused by: java.lang.ClassCastException:
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast to
> > > > org.apache.asterix.external.api.IFunctionFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > ... 12 more
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:365)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:130)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > ... 4 more
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > ... 5 more
> > > > Caused by:
> > > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > >  Unable to load/instantiate class
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:78)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:55)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > ... 8 more
> > > > Caused by: java.lang.ClassCastException:
> > > > edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast to
> > > > org.apache.asterix.external.api.IFunctionFactory
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > ... 12 more
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:365)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > ... 4 more
> > > > Caused by: java.lang.InterruptedException
> > > > at java.lang.Object.wait(Native Method)
> > > > at java.lang.Object.wait(Object.java:502)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > ... 6 more
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:365)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > ... 4 more
> > > > Caused by: java.lang.InterruptedException
> > > > at java.lang.Object.wait(Native Method)
> > > > at java.lang.Object.wait(Object.java:502)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > ... 6 more
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:365)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > ... 4 more
> > > > Caused by: java.lang.InterruptedException
> > > > at java.lang.Object.wait(Native Method)
> > > > at java.lang.Object.wait(Object.java:502)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > ... 6 more
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:365)
> > > > at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > at
> > > >
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > at java.lang.Thread.run(Thread.java:745)
> > > > Caused by: org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > java.lang.InterruptedException
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > ... 4 more
> > > > Caused by: java.lang.InterruptedException
> > > > at java.lang.Object.wait(Native Method)
> > > > at java.lang.Object.wait(Object.java:502)
> > > > at
> > > >
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > ... 6 more
> > > > testFile
> > > >
> > > >
> > >
> >
> src/test/resources/runtimets/queries/external-library/tweetGeoTag/tweetGeoTag.3.update.aql
> > > > raised an exception:
> > > > java.lang.Exception: HTTP operation failed: 2
> > > > STATUS LINE: HTTP/1.1 500 Server Error
> > > > SUMMARY: Error: Failure in feed
> > > >
> > > > On Mon, Jul 4, 2016 at 8:26 PM, Till Westmann <tillw@apache.org>
> > wrote:
> > > >
> > > > > The change looks good to me and I’ve +2’ed it. However, I haven’t
> > > > > tested it myself. It would be good if Xikui could test it (either
> > > > > before of after merging to master) and if we could add a test case
> > > > > that tests the intended behavior.
> > > > >
> > > > > Cheers,
> > > > > Till
> > > > >
> > > > > On 4 Jul 2016, at 0:36, Michael Blow wrote:
> > > > >
> > > > > I've submitted a patchset to Gerrit with a proposed fix for this:
> > > > >>
> > > > >> https://asterix-gerrit.ics.uci.edu/#/c/973/
> > > > >>
> > > > >> Thanks,
> > > > >>
> > > > >> -MDB
> > > > >> On Mon, Jul 4, 2016 at 2:37 AM Till Westmann <tillw@apache.org>
> > > wrote:
> > > > >>
> > > > >> Sounds good to me!
> > > > >>>
> > > > >>> Cheers,
> > > > >>> Till
> > > > >>>
> > > > >>> On 3 Jul 2016, at 23:34, Michael Blow wrote:
> > > > >>>
> > > > >>> I think a better solution might be to invert the normal class
> > loader
> > > > >>>> resolution order with an extension of URLClassLoader that
> > overrides
> > > > >>>> loadClass(), which tries resolving classes internally before
> > > > >>>> delegating to
> > > > >>>> the parent. Boot classpath classes can still be forced to load
> > > > >>>> correctly. I
> > > > >>>> think this will solve the use case without the regression due to
> > > > >>>> inability
> > > > >>>> to resolve *db classes.
> > > > >>>>
> > > > >>>> Thanks,
> > > > >>>>
> > > > >>>> -MDB
> > > > >>>>
> > > > >>>> On Sat, Jul 2, 2016 at 11:44 PM Xikui Wang <xikuiw@uci.edu>
> > wrote:
> > > > >>>>
> > > > >>>> The error log is as follow:
> > > > >>>>>
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:53)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > >>>
> > > > >>>> ... 8 more
> > > > >>>>> Caused by: java.lang.ClassCastException:
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast
> to
> > > > >>>>> org.apache.asterix.external.api.IFunctionFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:72)
> > > > >>>
> > > > >>>> ... 12 more
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:53)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > >>>
> > > > >>>> ... 8 more
> > > > >>>>> Caused by: java.lang.ClassCastException:
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast
> to
> > > > >>>>> org.apache.asterix.external.api.IFunctionFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:72)
> > > > >>>
> > > > >>>> ... 12 more
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at org.apache.hyracks.control.nc
> .Task.pushFrames(Task.java:365)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:130)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > >>>>> ... 4 more
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > >>>
> > > > >>>> ... 5 more
> > > > >>>>> Caused by:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:53)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > >>>
> > > > >>>> ... 8 more
> > > > >>>>> Caused by: java.lang.ClassCastException:
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast
> to
> > > > >>>>> org.apache.asterix.external.api.IFunctionFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:72)
> > > > >>>
> > > > >>>> ... 12 more
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at org.apache.hyracks.control.nc
> .Task.pushFrames(Task.java:365)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:130)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:341)
> > > > >>>>> ... 4 more
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:111)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.meta.AlgebricksMetaOperatorDescriptor$2.open(AlgebricksMetaOperatorDescriptor.java:143)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.feed.dataflow.SyncFeedRuntimeInputHandler.open(SyncFeedRuntimeInputHandler.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.operators.FeedMetaComputeNodePushable.open(FeedMetaComputeNodePushable.java:127)
> > > > >>>
> > > > >>>> ... 5 more
> > > > >>>>> Caused by:
> > > > >>>>>
> > > org.apache.hyracks.algebricks.common.exceptions.AlgebricksException:
> > > > >>>>>  Unable to load/instantiate class
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:75)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunction.<init>(ExternalFunctionProvider.java:53)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunctionProvider.getExternalFunctionEvaluator(ExternalFunctionProvider.java:39)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalScalarFunctionEvaluatorFactory.createScalarEvaluator(ExternalScalarFunctionEvaluatorFactory.java:41)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.algebricks.runtime.operators.std.AssignRuntimeFactory$1.open(AssignRuntimeFactory.java:109)
> > > > >>>
> > > > >>>> ... 8 more
> > > > >>>>> Caused by: java.lang.ClassCastException:
> > > > >>>>> edu.uci.ics.cloudberry.noah.feed.GeoTagFactory cannot be cast
> to
> > > > >>>>> org.apache.asterix.external.api.IFunctionFactory
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.library.ExternalFunction.<init>(ExternalFunction.java:72)
> > > > >>>
> > > > >>>> ... 12 more
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at org.apache.hyracks.control.nc
> .Task.pushFrames(Task.java:365)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > >>>>> ... 4 more
> > > > >>>>> Caused by: java.lang.InterruptedException
> > > > >>>>> at java.lang.Object.wait(Native Method)
> > > > >>>>> at java.lang.Object.wait(Object.java:502)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > >>>
> > > > >>>> ... 6 more
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at org.apache.hyracks.control.nc
> .Task.pushFrames(Task.java:365)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > >>>>> ... 4 more
> > > > >>>>> Caused by: java.lang.InterruptedException
> > > > >>>>> at java.lang.Object.wait(Native Method)
> > > > >>>>> at java.lang.Object.wait(Object.java:502)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > >>>
> > > > >>>> ... 6 more
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at org.apache.hyracks.control.nc
> .Task.pushFrames(Task.java:365)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > >>>>> ... 4 more
> > > > >>>>> Caused by: java.lang.InterruptedException
> > > > >>>>> at java.lang.Object.wait(Native Method)
> > > > >>>>> at java.lang.Object.wait(Object.java:502)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > >>>
> > > > >>>> ... 6 more
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at org.apache.hyracks.control.nc
> .Task.pushFrames(Task.java:365)
> > > > >>>>> at org.apache.hyracks.control.nc.Task.run(Task.java:297)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>> Caused by:
> > org.apache.hyracks.api.exceptions.HyracksDataException:
> > > > >>>>> java.lang.InterruptedException
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:126)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicFrameReader.nextFrame(NonDeterministicFrameReader.java:43)
> > > > >>>
> > > > >>>> at org.apache.hyracks.control.nc.Task.pushFrames(Task.java:344)
> > > > >>>>> ... 4 more
> > > > >>>>> Caused by: java.lang.InterruptedException
> > > > >>>>> at java.lang.Object.wait(Native Method)
> > > > >>>>> at java.lang.Object.wait(Object.java:502)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.hyracks.dataflow.std.collectors.NonDeterministicChannelReader.findNextSender(NonDeterministicChannelReader.java:124)
> > > > >>>
> > > > >>>> ... 6 more
> > > > >>>>> testFile
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> src/test/resources/runtimets/queries/external-library/tweetGeoTag/tweetGeoTag.3.update.aql
> > > > >>>
> > > > >>>> raised an exception:
> > > > >>>>> java.lang.Exception: HTTP operation failed: 2
> > > > >>>>> STATUS LINE: HTTP/1.1 500 Server Error
> > > > >>>>> SUMMARY: Error: Failure in feed
> > > > >>>>>
> > > > >>>>> STACKTRACE:
> > org.apache.asterix.common.exceptions.AsterixException:
> > > > >>>>> Failure
> > > > >>>>> in feed
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.feed.management.FeedLifecycleEventSubscriber.assertNoFailure(FeedLifecycleEventSubscriber.java:62)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.external.feed.management.FeedLifecycleEventSubscriber.assertEvent(FeedLifecycleEventSubscriber.java:55)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.aql.translator.QueryTranslator.handleConnectFeedStatement(QueryTranslator.java:2238)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.aql.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:366)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.aql.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:253)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.api.http.servlet.RESTAPIServlet.handleRequest(RESTAPIServlet.java:195)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.api.http.servlet.UpdateAPIServlet.handleRequest(UpdateAPIServlet.java:30)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.api.http.servlet.RESTAPIServlet.doPost(RESTAPIServlet.java:162)
> > > > >>>
> > > > >>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
> > > > >>>>> at javax.servlet.http.HttpServlet.service(HttpServlet.java:820)
> > > > >>>>> at
> > > > >>>>>
> > > >
> org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:546)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:483)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:228)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:956)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:411)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:188)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:891)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:114)
> > > > >>>
> > > > >>>> at org.eclipse.jetty.server.Server.handle(Server.java:353)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:598)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.server.HttpConnection$RequestHandler.content(HttpConnection.java:1076)
> > > > >>>
> > > > >>>> at
> > org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:805)
> > > > >>>>> at
> > > > >>>>>
> > > org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:218)
> > > > >>>>> at
> > > > >>>>>
> > > >
> org.eclipse.jetty.server.HttpConnection.handle(HttpConnection.java:427)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:510)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.io.nio.SelectChannelEndPoint.access$000(SelectChannelEndPoint.java:34)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:40)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:450)
> > > > >>>
> > > > >>>> at java.lang.Thread.run(Thread.java:745)
> > > > >>>>>
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.test.aql.TestExecutor.executeHttpMethod(TestExecutor.java:275)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.test.aql.TestExecutor.executeUpdate(TestExecutor.java:331)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.test.aql.TestExecutor.executeTest(TestExecutor.java:496)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.test.aql.TestExecutor.executeTest(TestExecutor.java:762)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.apache.asterix.test.runtime.ExecutionTest.test(ExecutionTest.java:106)
> > > > >>>
> > > > >>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> > > > >>>
> > > > >>>> at java.lang.reflect.Method.invoke(Method.java:497)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
> > > > >>>
> > > > >>>> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
> > > > >>>
> > > > >>>> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> > > > >>>>> at
> > org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> > > > >>>>> at
> > > org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> > > > >>>>> at
> > org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> > > > >>>>> at
> > org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> > > > >>>>> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> > > > >>>>> at org.junit.runners.Suite.runChild(Suite.java:127)
> > > > >>>>> at org.junit.runners.Suite.runChild(Suite.java:26)
> > > > >>>>> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> > > > >>>>> at
> > org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> > > > >>>>> at
> > > org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> > > > >>>>> at
> > org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> > > > >>>>> at
> > org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)
> > > > >>>
> > > > >>>> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> > > > >>>>> at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:119)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:42)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:234)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > >
> com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:74)
> > > > >>>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> > > > >>>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> > > > >>>
> > > > >>>> at
> > > > >>>>>
> > > > >>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> > > > >>>
> > > > >>>> at java.lang.reflect.Method.invoke(Method.java:497)
> > > > >>>>> at
> > > > >>>>>
> > > com.intellij.rt.execution.application.AppMain.main(AppMain.java:144)
> > > > >>>>> ...Unexpected!
> > > > >>>>>
> > > > >>>>> On Sat, Jul 2, 2016 at 7:23 PM, Raman Grover
> > > > >>>>> <ramangrover29@gmail.com>
> > > > >>>>> wrote:
> > > > >>>>>
> > > > >>>>> i am missing the attachment
> > > > >>>>>> On Jul 2, 2016 6:39 PM, "Xikui Wang" <xikuiw@uci.edu> wrote:
> > > > >>>>>>
> > > > >>>>>> Hi Raman,
> > > > >>>>>>>
> > > > >>>>>>> Thanks for your help. I tried this quick fix on my branch,
> but
> > it
> > > > >>>>>>> introduces some new exceptions. I think this causes Asterix
> > fails
> > > > >>>>>>> at
> > > > >>>>>>> entering the external function. The error message is
> attached.
> > > > >>>>>>>
> > > > >>>>>>> Best,
> > > > >>>>>>> Xikui
> > > > >>>>>>>
> > > > >>>>>>> On Fri, Jul 1, 2016 at 10:11 AM, Raman Grover
> > > > >>>>>>> <ramangrover29@gmail.com
> > > > >>>>>>>
> > > > >>>>>>
> > > > >>>>>> wrote:
> > > > >>>>>>>
> > > > >>>>>>> Operations related to setting up an external library are
> > > contained
> > > > >>>>>>>> in
> > > > >>>>>>>> ExternalLibraryUtil
> > > > >>>>>>>> <
> > > > >>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>
> > > > >>>>>
> > > > >>>
> > > >
> > >
> >
> https://github.com/apache/asterixdb/blob/master/asterixdb/asterix-app/src/main/java/org/apache/asterix/app/external/ExternalLibraryUtils.java
> > > > >>>
> > > > >>>>
> > > > >>>>>>>>>
> > > > >>>>>>>> At line 382, we have
> > > > >>>>>>>> // create and return the class loader
> > > > >>>>>>>>
> > > > >>>>>>>> ClassLoader classLoader = new URLClassLoader(urls,
> > > > >>>>>>>> parentClassLoader);
> > > > >>>>>>>> return classLoader;
> > > > >>>>>>>>
> > > > >>>>>>>> Above, we have the parentClassLoader set to the classloader
> > for
> > > > >>>>>>>> ExternalLibraryUtil which is the application class loader
> > > > >>>>>>>> (AsterixDB's
> > > > >>>>>>>> classloader that loads the dependencies from pom.xml). The
> > > > >>>>>>>> proposed
> > > > >>>>>>>> solution (a) in earlier thread - skipping application
> > > classloader
> > > > >>>>>>>>
> > > > >>>>>>> would
> > > > >>>>>
> > > > >>>>>> translate to replacing the above code with
> > > > >>>>>>>>
> > > > >>>>>>>> ClassLoader classLoader = new URLClassLoader(urls, null);
> > > > >>>>>>>>
> > > > >>>>>>>> Regards,
> > > > >>>>>>>> Raman
> > > > >>>>>>>>
> > > > >>>>>>>> On Thu, Jun 30, 2016 at 4:41 PM, Xikui Wang <xikuiw@uci.edu
> >
> > > > >>>>>>>> wrote:
> > > > >>>>>>>>
> > > > >>>>>>>>
> > > > >>>>>>>>>> Hi Abdullah,
> > > > >>>>>>>>>>
> > > > >>>>>>>>>
> > > > >>>>>>>>> I reverted my code to reproduce the problem. Noticing this
> > > > >>>>>>>>> external
> > > > >>>>>>>>> function has a couple of other bugs but the dependency one
> is
> > > > >>>>>>>>>
> > > > >>>>

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