Hi Cheng, Thanks for your reply will try out and update you on this.
Cheers, Dhanuka On Sat, 22 Dec 2018, 20:41 Hequn Cheng <chenghe...@gmail.com wrote: > Hi dhanuka, > > I failed to reproduce your error with release-1.7.0. It > seems Kafka.toConnectorProperties() should be called instead > of ConnectorDescriptor.toConnectorProperties(), the latter one is an > abstract class, which lead to the AbstractMethodError. > > From the picture uploaded, it is strange that the jar of 1.6.1 is mixed > with the jar of 1.7.0. It may result in class conflict problem. > Furthermore, set flink dependency scope to provided, so that classes of > flink will not be packaged into the user jar. It will also cause class > conflict problem. > > Best, > Hequn > > > On Fri, Dec 21, 2018 at 6:24 PM dhanuka ranasinghe < > dhanuka.priyan...@gmail.com> wrote: > >> Add Dev Group >> >> On Fri, Dec 21, 2018 at 6:21 PM dhanuka ranasinghe < >> dhanuka.priyan...@gmail.com> wrote: >> >>> Hi All, >>> >>> I have tried to read data from Kafka from Flink using Table API. It's >>> working fine with Flink 1.4 but when upgrade to 1.7 given me below error. I >>> have attached the libraries added to Flink. >>> >>> Could you please help me on this. >>> >>> bin/flink run stream-analytics-0.0.1-SNAPSHOT.jar --read-topic testin >>> --write-topic testout --bootstrap.servers localhost --group.id analytics >>> Starting execution of program >>> java.lang.AbstractMethodError: >>> org.apache.flink.table.descriptors.ConnectorDescriptor.toConnectorProperties()Ljava/util/Map; >>> at >>> org.apache.flink.table.descriptors.ConnectorDescriptor.toProperties(ConnectorDescriptor.java:58) >>> at >>> org.apache.flink.table.descriptors.ConnectTableDescriptor.toProperties(ConnectTableDescriptor.scala:107) >>> at >>> org.apache.flink.table.descriptors.StreamTableDescriptor.toProperties(StreamTableDescriptor.scala:95) >>> at >>> org.apache.flink.table.factories.TableFactoryUtil$.findAndCreateTableSource(TableFactoryUtil.scala:39) >>> at >>> org.apache.flink.table.descriptors.ConnectTableDescriptor.registerTableSource(ConnectTableDescriptor.scala:46) >>> at >>> org.monitoring.stream.analytics.FlinkTableSourceLatest.main(FlinkTableSourceLatest.java:82) >>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>> at >>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) >>> at >>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >>> at java.lang.reflect.Method.invoke(Method.java:498) >>> at >>> org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:529) >>> at >>> org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:421) >>> at >>> org.apache.flink.client.program.ClusterClient.run(ClusterClient.java:427) >>> at >>> org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:813) >>> at >>> org.apache.flink.client.cli.CliFrontend.runProgram(CliFrontend.java:287) >>> at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:213) >>> at >>> org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:1050) >>> at >>> org.apache.flink.client.cli.CliFrontend.lambda$main$11(CliFrontend.java:1126) >>> at java.security.AccessController.doPrivileged(Native Method) >>> at javax.security.auth.Subject.doAs(Subject.java:422) >>> at >>> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1754) >>> at >>> org.apache.flink.runtime.security.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41) >>> at >>> org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1126) >>> >>> Cheers, >>> Dhanuka >>> >>> -- >>> Nothing Impossible,Creativity is more important than knowledge. >>> >> >> >> -- >> Nothing Impossible,Creativity is more important than knowledge. >> >
