lhyundeadsoul commented on code in PR #2036:
URL:
https://github.com/apache/incubator-seatunnel/pull/2036#discussion_r910908653
##########
seatunnel-connectors/seatunnel-connectors-flink/seatunnel-connector-flink-assert/src/main/java/org/apache/seatunnel/flink/assertion/sink/AssertSink.java:
##########
@@ -59,7 +61,7 @@ public void outputBatch(FlinkEnvironment env, DataSet<Row>
inDataSet) {
throw new IllegalStateException("row :" + row + " fail
rule: " + failRule);
});
return null;
- });
+ }).print();
Review Comment:
We can't use `getBatchEnvironment().getExecutionPlan()` after `collect()`
Using collect instead of print will cause:
```
The program finished with the following exception:
org.apache.flink.client.program.ProgramInvocationException: The main method
caused an error: Execute Flink task error
at
org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:372)
at
org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:222)
at
org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:114)
at
org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:812)
at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:246)
at
org.apache.flink.client.cli.CliFrontend.parseAndRun(CliFrontend.java:1054)
at
org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:1132)
at
org.apache.flink.runtime.security.contexts.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:28)
at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:1132)
Caused by: java.lang.RuntimeException: Execute Flink task error
at
org.apache.seatunnel.core.flink.command.FlinkTaskExecuteCommand.execute(FlinkTaskExecuteCommand.java:84)
at org.apache.seatunnel.core.base.Seatunnel.run(Seatunnel.java:39)
at
org.apache.seatunnel.core.flink.SeatunnelFlink.main(SeatunnelFlink.java:33)
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:355)
... 8 more
Caused by: java.lang.RuntimeException: No new data sinks have been defined
since the last execution. The last execution refers to the latest call to
'execute()', 'count()', 'collect()', or 'print()'.
at
org.apache.flink.api.java.ExecutionEnvironment.createProgramPlan(ExecutionEnvironment.java:1165)
at
org.apache.flink.api.java.ExecutionEnvironment.getExecutionPlan(ExecutionEnvironment.java:1076)
at
org.apache.seatunnel.flink.batch.FlinkBatchExecution.start(FlinkBatchExecution.java:76)
at
org.apache.seatunnel.core.flink.command.FlinkTaskExecuteCommand.execute(FlinkTaskExecuteCommand.java:81)
... 15 more
```
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