Do you want to dig into the issue Tim? On Tue, Mar 22, 2016 at 8:53 PM, Timothy Farkas <[email protected]> wrote:
> This is a platform bug I encountered as well. I reported it a while ago. > > https://issues.apache.org/jira/browse/APEXCORE-316 > > I believe the root cause is that when you set the stream codec on a stream > the default is only replaced for the downstream or upstream, but the > default stream codec continues to be used for one of the two. Haven't had a > chance to dig into the issue though. > > I agree that for most cases the DefaultStreamCodec is sufficient, but > things should not break if it is changed. > > Thanks, > Tim > > On Tue, Mar 22, 2016 at 6:37 PM, Thomas Weise <[email protected]> > wrote: > > > You don't need to override the stream codec unless you want a different > > serialization or partitioning than what the default provides. The default > > codec uses Kryo for serialization and hashCode() for partitioning. > > > > > > On Tue, Mar 22, 2016 at 4:20 PM, Pramod Immaneni <[email protected] > > > > wrote: > > > > > Venkatesh, > > > > > > Any specific reason you replaced the default stream codec with > > > KryoSerializableStreamCodec? > > > Also what apex version are you using? > > > > > > Thanks > > > > > > On Tue, Mar 22, 2016 at 4:16 PM, Kottapalli, Venkatesh < > > > [email protected]> wrote: > > > > > > > Yes Ashwin, It has the default constructor as below. > > > > > > > > public Results() { > > > > super(); > > > > } > > > > > > > > -Venkatesh. > > > > > > > > -----Original Message----- > > > > From: Ashwin Chandra Putta [mailto:[email protected]] > > > > Sent: Tuesday, March 22, 2016 4:07 PM > > > > To: [email protected] > > > > Subject: Re: Reg IndexOutOfBoundsException while serializing the > object > > > > > > > > For any class to be serializable by kryo, it needs to have the > default > > no > > > > arg constructor. > > > > > > > > Regards, > > > > Ashwin. > > > > > > > > On Tue, Mar 22, 2016 at 3:56 PM, Kottapalli, Venkatesh < > > > > [email protected]> wrote: > > > > > > > > > Yes Ashwin, I know the details of the class. It is a new class > that I > > > > > have added to the project. Do I have check that for anything > > specific > > > > > that might cause this issue? > > > > > > > > > > -Venkatesh. > > > > > > > > > > -----Original Message----- > > > > > From: Ashwin Chandra Putta [mailto:[email protected]] > > > > > Sent: Tuesday, March 22, 2016 3:21 PM > > > > > To: [email protected] > > > > > Subject: Re: Reg IndexOutOfBoundsException while serializing the > > > > > object > > > > > > > > > > Venkatesh, > > > > > > > > > > Do you know the name of the class it is not finding? Is it any new > > > > > dependency you added to the project? > > > > > > > > > > Regards, > > > > > Ashwin. > > > > > > > > > > On Tue, Mar 22, 2016 at 3:03 PM, Kottapalli, Venkatesh < > > > > > [email protected]> wrote: > > > > > > > > > > > Hi, > > > > > > > > > > > > I ran into the below issues while running the app > > > > today. > > > > > > Any inputs on why this is happening? I see this JIRA raised > > already > > > > > > but closed as "Not reproducible". > > > > > > > > > > > > https://malhar.atlassian.net/browse/MLHR-1709 > > > > > > > > > > > > > > > > > > > > > > > > Stopped running due to an exception. > > > > > > java.lang.IndexOutOfBoundsException: Index: 97, Size: 45 > > > > > > at java.util.ArrayList.rangeCheck(ArrayList.java:635) > > > > > > at java.util.ArrayList.get(ArrayList.java:411) > > > > > > at > > > > > > > > > > > > > com.esotericsoftware.kryo.util.MapReferenceResolver.getReadObject(MapR > > > > > eferenceResolver.java:42) > > > > > > at > > > > > > com.esotericsoftware.kryo.Kryo.readReferenceOrNull(Kryo.java:805) > > > > > > at > > > > > > com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:759) > > > > > > at > > > > > > > > > > > > > com.datatorrent.lib.codec.KryoSerializableStreamCodec.fromByteArray(Kr > > > > > yoSerializableStreamCodec.java:87) > > > > > > at > > > > > > > > > > > > > com.datatorrent.stram.stream.BufferServerSubscriber$BufferReservoir.pr > > > > > ocessPayload(BufferServerSubscriber.java:361) > > > > > > at > > > > > > > > > > > > > com.datatorrent.stram.stream.BufferServerSubscriber$BufferReservoir.sw > > > > > eep(BufferServerSubscriber.java:316) > > > > > > at > > > > > > > com.datatorrent.stram.engine.GenericNode.run(GenericNode.java:229) > > > > > > at > > > > > > > > com.datatorrent.stram.engine.StreamingContainer$2.run(StreamingConta > > > > > > in > > > > > > er.java:1386) > > > > > > > > > > > > > > > > > > Stopped running due to an exception. > > > > > > com.esotericsoftware.kryo.KryoException: Unable to find class: > > > > > > ________________________________ > > > > > > 002950878021 > > > > > > > > > > > > at > > > > > > > > com.esotericsoftware.kryo.util.DefaultClassResolver.readName(Default > > > > > > Cl > > > > > > assResolver.java:138) > > > > > > > > > > > > at > > > > > > > > com.esotericsoftware.kryo.util.DefaultClassResolver.readClass(Defaul > > > > > > tC > > > > > > lassResolver.java:115) > > > > > > > > > > > > at > com.esotericsoftware.kryo.Kryo.readClass(Kryo.java:641) > > > > > > > > > > > > at > > > > > > com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:752) > > > > > > > > > > > > at > > > > > > > > com.datatorrent.lib.codec.KryoSerializableStreamCodec.fromByteArray( > > > > > > Kr > > > > > > yoSerializableStreamCodec.java:87) > > > > > > > > > > > > at > > > > > > > > com.datatorrent.stram.stream.BufferServerSubscriber$BufferReservoir. > > > > > > pr > > > > > > ocessPayload(BufferServerSubscriber.java:361) > > > > > > > > > > > > at > > > > > > > > com.datatorrent.stram.stream.BufferServerSubscriber$BufferReservoir. > > > > > > sw > > > > > > eep(BufferServerSubscriber.java:316) > > > > > > > > > > > > at > > > > > > > com.datatorrent.stram.engine.GenericNode.run(GenericNode.java:229) > > > > > > > > > > > > at > > > > > > > > com.datatorrent.stram.engine.StreamingContainer$2.run(StreamingConta > > > > > > in > > > > > > er.java:1386) > > > > > > > > > > > > Caused by: java.lang.ClassNotFoundException: > > > > > > ________________________________ > > > > > > 002950878021 > > > > > > > > > > > > at > java.net.URLClassLoader$1.run(URLClassLoader.java:366) > > > > > > > > > > > > at > java.net.URLClassLoader$1.run(URLClassLoader.java:355) > > > > > > > > > > > > at java.security.AccessController.doPrivileged(Native > > > > > > Method) > > > > > > > > > > > > at > > > > > > java.net.URLClassLoader.findClass(URLClassLoader.java:354) > > > > > > > > > > > > at java.lang.ClassLoader.loadClass(ClassLoader.java:425) > > > > > > > > > > > > at > > > > > > sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) > > > > > > > > > > > > at java.lang.ClassLoader.loadClass(ClassLoader.java:358) > > > > > > > > > > > > at java.lang.Class.forName0(Native Method) > > > > > > > > > > > > at java.lang.Class.forName(Class.java:274) > > > > > > > > > > > > at > > > > > > > > com.esotericsoftware.kryo.util.DefaultClassResolver.readName(Default > > > > > > Cl > > > > > > assResolver.java:136) > > > > > > > > > > > > ... 8 more > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > -Venkatesh. > > > > > > > > > > > > > > > > > > > > > > > > > > > -- > > > > > > > > > > Regards, > > > > > Ashwin. > > > > > > > > > > > > > > > > > > > > > -- > > > > > > > > Regards, > > > > Ashwin. > > > > > > > > > >
