users@grizzly.java.net

Re: Exception during FilterChain execution

From: Oleksiy Stashok <oleksiy.stashok_at_oracle.com>
Date: Wed, 11 Feb 2015 00:38:55 -0800

Hi Tiran,

do you ever call something like
filterChainCtx.getStopAction(multiLinePacket)?

WBR,
Alexey.

On 10.02.15 22:55, Meltser Tiran wrote:
>
> Hi,
>
> When running a load test on our applications, a very small percentage
> of the requests fails with the following exception:
>
> /WARNING: GRIZZLY0013: Exception during FilterChain execution/
>
> */java.lang.ClassCastException:
> com.comverse.mist.app.rte.grizzly.filters.io.payload.MultiLinePacket
> cannot be cast to org.glassfish.grizzly.Appendable/*
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain$FilterStateElement.append(DefaultFilterChain.java:701)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain$FilterStateElement.access$600(DefaultFilterChain.java:640)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain$FiltersState.append(DefaultFilterChain.java:634)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain$FiltersState.access$200(DefaultFilterChain.java:571)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.checkStoredMessage(DefaultFilterChain.java:510)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:197)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:132)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:111)/
>
> / at
> org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.write(DefaultFilterChain.java:413)/
>
> / at
> org.glassfish.grizzly.nio.NIOConnection.write(NIOConnection.java:418)/
>
> / at
> org.glassfish.grizzly.nio.NIOConnection.write(NIOConnection.java:382)/
>
> / at
> com.comverse.mist.app.rte.protocol.command.AbstractProtocolCommandDispatcher.writeCommandRequestToEndPoint(AbstractProtocolCommandDispatcher.java:611)/
>
> / at
> com.comverse.mist.app.rte.protocol.command.AbstractProtocolCommandDispatcher.doDispatchCommandRequest(AbstractProtocolCommandDispatcher.java:357)/
>
> / at
> com.comverse.mist.app.rte.protocol.command.AbstractProtocolCommandDispatcher.doDispatchCommandRequest(AbstractProtocolCommandDispatcher.java:324)/
>
> / at
> com.comverse.mist.app.rte.protocol.command.AbstractProtocolCommandDispatcher.dispatchCommandRequest(AbstractProtocolCommandDispatcher.java:209)/
>
> / at
> com.comverse.mist.app.rte.protocol.command.AbstractProtocolCommandDispatcher.doDispatchCommandResponse(AbstractProtocolCommandDispatcher.java:547)/
>
> / at
> com.comverse.mist.app.rte.protocol.command.AbstractProtocolCommandDispatcher.dispatchCommandResponse(AbstractProtocolCommandDispatcher.java:369)/
>
> / at
> com.comverse.mist.app.rte.grizzly.filters.AbstractProtocolEndPointFilter.handleRead(AbstractProtocolEndPointFilter.java:184)/
>
> / at
> org.glassfish.grizzly.filterchain.ExecutorResolver$9.execute(ExecutorResolver.java:119)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.executeFilter(DefaultFilterChain.java:283)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.executeChainPart(DefaultFilterChain.java:200)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.execute(DefaultFilterChain.java:132)/
>
> / at
> org.glassfish.grizzly.filterchain.DefaultFilterChain.process(DefaultFilterChain.java:111)/
>
> / at
> org.glassfish.grizzly.ProcessorExecutor.execute(ProcessorExecutor.java:77)/
>
> / at
> org.glassfish.grizzly.nio.transport.TCPNIOTransport.fireIOEvent(TCPNIOTransport.java:536)/
>
> / at
> org.glassfish.grizzly.strategies.AbstractIOStrategy.fireIOEvent(AbstractIOStrategy.java:112)/
>
> / at
> org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.run0(WorkerThreadIOStrategy.java:117)/
>
> / at
> org.glassfish.grizzly.strategies.WorkerThreadIOStrategy.access$100(WorkerThreadIOStrategy.java:56)/
>
> / at
> org.glassfish.grizzly.strategies.WorkerThreadIOStrategy$WorkerThreadRunnable.run(WorkerThreadIOStrategy.java:137)/
>
> / at
> org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.doWork(AbstractThreadPool.java:565)/
>
> / at
> org.glassfish.grizzly.threadpool.AbstractThreadPool$Worker.run(AbstractThreadPool.java:545)/
>
> / at java.lang.Thread.run(Thread.java:745)/
>
> The object failing to be casted in our derivation of the
> MultiLinePacket (which doesn’t implement Appendable of course, similar
> to the original MultiLinePacket).
>
> *Can someone advise on why are we getting this error and what leads to
> this flow (after all, the vast majority of the flows pass without a
> problem)?*
>
> *Tiran****Meltser***
> System Architect
> Global Products & Operations
> *Comverse* – /Making Your Network Smarter/
>
> T +972-3-7678381
> M +972-54-5639381
> Tiran.Meltser_at_comverse.com <mailto:Tiran.Meltser_at_comverse.com>
> *www.comverse.com <http://www.comverse.com/> *
>
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