lukecwik commented on a change in pull request #12519:
URL: https://github.com/apache/beam/pull/12519#discussion_r469410730
##########
File path:
runners/core-construction-java/src/main/java/org/apache/beam/runners/core/construction/SplittableParDo.java
##########
@@ -630,4 +635,38 @@ public void tearDown() {
invoker = null;
}
}
+
+ /**
+ * Throws an {@link IllegalArgumentException} if the pipeline contains any
primitive read
+ * transforms that have not been expanded to be executed as {@link DoFn
splittable DoFns}.
+ */
+ public static void validateNoPrimitiveReads(Pipeline pipeline) {
+ pipeline.traverseTopologically(new ValidateNoPrimitiveReads());
+ }
+
+ /**
+ * A {@link org.apache.beam.sdk.Pipeline.PipelineVisitor} that ensures that
the pipeline does not
+ * contain any primitive reads.
Review comment:
Done
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