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From Ben Hutcheson <ben.hut...@gmail.com>
Subject Re: OPC UA Subscribe throws casting error ...
Date Fri, 05 Mar 2021 10:05:46 GMT
Hi Andreas,

I also saw the same issue running the example. I have just pushed a branch
to fix this bug/opcua_subscription. If you can try it out that would be
great.

Kind Regards

Ben

On Wed, Mar 3, 2021 at 3:12 PM Andreas Vogler <andreas.vogler@me.com.invalid>
wrote:

> Hi Matthias,
>
> It’s
> * Java 11.0.9 (Amazon Corretto)
> * Intellij 2020.3.2
> * git clone https://github.com/apache/plc4x.git <
> https://github.com/apache/plc4x.git>
>
> The attached stack trace was from my project - Kotlin - maybe “app” comes
> from there.
> But you can just use the subscription example from the plc4x.git, it
> throws the same error.
>
> Regards,
> Andreas
>
>
>
> > On 03.03.2021, at 21:04, Matthias Milan Strljic <
> matthias.strljic@gmail.com> wrote:
> >
> > Hi Andreas,
> >
> > can you give us a bit more information about your scenario and setup?
> > Project config, java version, java jvm, IDE environment, PLC4X version /
> > Github branch?
> > Because the " are in unnamed module of loader 'app'" confuses me a bit.
> >
> > Greetings Matthias
> >
> > ------------------------------
> >> *Von:* Christofer Dutz <christofer.dutz@c-ware.de>
> >> *Gesendet:* Mittwoch, 3. März 2021 20:40
> >> *An:* dev@plc4x.apache.org
> >> *Betreff:* AW: OPC UA Subscribe throws casting error ...
> >>
> >> Hi,
> >>
> >> perhaps Matthias can help you with this one?
> >>
> >> Chris
> >>
> >>
> >> -----Ursprüngliche Nachricht-----
> >> Von: Andreas Vogler <andreas.vogler@me.com.INVALID>
> >> Gesendet: Mittwoch, 3. März 2021 20:22
> >> An: dev@plc4x.apache.org
> >> Betreff: Re: OPC UA Subscribe throws casting error ...
> >>
> >> Same happens with the plc4j hello-world-plc4x-subscription example from
> >> the GitHub repository.
> >>
> >>> On 03.03.2021, at 18:00, Andreas Vogler <andreas.vogler@me.com.INVALID
> >
> >> wrote:
> >>>
> >>> Hi,
> >>>
> >>> I have tried to subscribe to an OPC UA node - just took the few lines
> >> from the subscription example - and I get following stack trace.
> >>>
> >>> I hope someone can tell me what I am doing wrong… :-)
> >>>
> >>> val builder: PlcSubscriptionRequest.Builder =
> >>> plc!!.subscriptionRequestBuilder()
> >>> topics.forEach {
> >>>   builder.addChangeOfStateField(it.payload, it.payload) } val request
> >>> = builder.build() val response = request.execute() val
> >>> subscribeResponse = response.get() ==> the exception is thrown here
> >>>
> >>> [2021-03-03 17:52:26][INFO   ][opc                           ]
> Subscribe
> >> nodes [1]
> >>> java.util.concurrent.ExecutionException: java.lang.ClassCastException:
> >> class org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField
> cannot be
> >> cast to class org.apache.plc4x.java.opcua.protocol.OpcuaField
> >> (org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField and
> >> org.apache.plc4x.java.opcua.protocol.OpcuaField are in unnamed module of
> >> loader 'app')
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1999)
> >>>       at Plc4xVerticle.subscribeNodes(Plc4xVerticle.kt:84)
> >>>       at Plc4xVerticle.subscribeTopics(Plc4xVerticle.kt:66)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase.subscribeTopic(DriverBase.kt:170)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase.subscribeHandler(DriverBase.kt:127)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase.access$subscribeHandler(DriverBase.kt:24)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase$connectHandlers$2.handle(DriverBase.kt:105)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase$connectHandlers$2.handle(DriverBase.kt:24)
> >>>       at
> >> io.vertx.core.impl.EventLoopContext.emit(EventLoopContext.java:52)
> >>>       at
> >> io.vertx.core.impl.DuplicatedContext.emit(DuplicatedContext.java:194)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.MessageConsumerImpl.dispatch(MessageConsumerImpl.java:177)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration$InboundDeliveryContext.next(HandlerRegistration.java:163)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration$InboundDeliveryContext.dispatch(HandlerRegistration.java:128)
> >>>       at
> >> io.vertx.core.impl.AbstractContext.dispatch(AbstractContext.java:107)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration.dispatch(HandlerRegistration.java:104)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.MessageConsumerImpl.deliver(MessageConsumerImpl.java:183)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.MessageConsumerImpl.doReceive(MessageConsumerImpl.java:168)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration.lambda$receive$0(HandlerRegistration.java:54)
> >>>       at
> >>
> io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:164)
> >>>       at
> >>
> io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:472)
> >>>       at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:500)
> >>>       at
> >>
> io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
> >>>       at
> >>
> io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
> >>>       at
> >>
> io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
> >>>       at java.base/java.lang.Thread.run(Thread.java:829)
> >>> Caused by: java.lang.ClassCastException: class
> >> org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField cannot be
> cast
> >> to class org.apache.plc4x.java.opcua.protocol.OpcuaField
> >> (org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField and
> >> org.apache.plc4x.java.opcua.protocol.OpcuaField are in unnamed module of
> >> loader 'app')
> >>>       at
> >>
> org.apache.plc4x.java.opcua.connection.OpcuaTcpPlcConnection.lambda$subscribe$3(OpcuaTcpPlcConnection.java:388)
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1700)
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1692)
> >>>       at
> >>
> java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:290)
> >>>       at
> >>
> java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1020)
> >>>       at
> >> java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1656)
> >>>       at
> >>
> java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1594)
> >>>       at
> >>> java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorker
> >>> Thread.java:183)
> >>> java.util.concurrent.ExecutionException: java.lang.ClassCastException:
> >> class org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField
> cannot be
> >> cast to class org.apache.plc4x.java.opcua.protocol.OpcuaField
> >> (org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField and
> >> org.apache.plc4x.java.opcua.protocol.OpcuaField are in unnamed module of
> >> loader 'app')
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture.reportGet(CompletableFuture.java:395)
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture.get(CompletableFuture.java:1999)
> >>>       at Plc4xVerticle.subscribeNodes(Plc4xVerticle.kt:84)
> >>>       at Plc4xVerticle.subscribeTopics(Plc4xVerticle.kt:66)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase.subscribeTopic(DriverBase.kt:170)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase.subscribeHandler(DriverBase.kt:127)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase.access$subscribeHandler(DriverBase.kt:24)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase$connectHandlers$2.handle(DriverBase.kt:105)
> >>>       at
> >>
> at.rocworks.gateway.core.driver.DriverBase$connectHandlers$2.handle(DriverBase.kt:24)
> >>>       at
> >> io.vertx.core.impl.EventLoopContext.emit(EventLoopContext.java:52)
> >>>       at
> >> io.vertx.core.impl.DuplicatedContext.emit(DuplicatedContext.java:194)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.MessageConsumerImpl.dispatch(MessageConsumerImpl.java:177)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration$InboundDeliveryContext.next(HandlerRegistration.java:163)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration$InboundDeliveryContext.dispatch(HandlerRegistration.java:128)
> >>>       at
> >> io.vertx.core.impl.AbstractContext.dispatch(AbstractContext.java:107)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration.dispatch(HandlerRegistration.java:104)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.MessageConsumerImpl.deliver(MessageConsumerImpl.java:183)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.MessageConsumerImpl.doReceive(MessageConsumerImpl.java:168)
> >>>       at
> >>
> io.vertx.core.eventbus.impl.HandlerRegistration.lambda$receive$0(HandlerRegistration.java:54)
> >>>       at
> >>
> io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:164)
> >>>       at
> >>
> io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:472)
> >>>       at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:500)
> >>>       at
> >>
> io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:989)
> >>>       at
> >>
> io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
> >>>       at
> >>
> io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
> >>>       at java.base/java.lang.Thread.run(Thread.java:829)
> >>> Caused by: java.lang.ClassCastException: class
> >> org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField cannot be
> cast
> >> to class org.apache.plc4x.java.opcua.protocol.OpcuaField
> >> (org.apache.plc4x.java.spi.model.DefaultPlcSubscriptionField and
> >> org.apache.plc4x.java.opcua.protocol.OpcuaField are in unnamed module of
> >> loader 'app')
> >>>       at
> >>
> org.apache.plc4x.java.opcua.connection.OpcuaTcpPlcConnection.lambda$subscribe$3(OpcuaTcpPlcConnection.java:388)
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1700)
> >>>       at
> >>
> java.base/java.util.concurrent.CompletableFuture$AsyncSupply.exec(CompletableFuture.java:1692)
> >>>       at
> >>
> java.base/java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:290)
> >>>       at
> >>
> java.base/java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1020)
> >>>       at
> >> java.base/java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1656)
> >>>       at
> >>
> java.base/java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1594)
> >>>       at
> >>> java.base/java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorker
> >>> Thread.java:183)
> >>>
> >>>
> >>>
> >>
> >>
>
>

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