Github user tillrohrmann commented on a diff in the pull request:
https://github.com/apache/flink/pull/1141#discussion_r40329651
--- Diff:
flink-staging/flink-language-binding/flink-language-binding-generic/src/main/java/org/apache/flink/languagebinding/api/java/common/PlanBinder.java
---
@@ -256,7 +258,20 @@ protected OperationInfo createOperationInfo(Operation
operationIdentifier) throw
protected abstract INFO createOperationInfo(AbstractOperation
operationIdentifier) throws IOException;
private void createCsvSource(OperationInfo info) throws IOException {
- sets.put(info.setID, env.createInput(new CsvInputFormat(new
Path(info.path), info.lineDelimiter, info.fieldDelimiter, info.types),
info.types).name("CsvSource"));
+ if (!(info.types instanceof CompositeType)) {
+ throw new RuntimeException("The output type of a csv
source has to be a tuple or a " +
+ "pojo type. The derived type is " + info);
+ }
+
+ sets.put(
--- End diff --
That is true. Will change it when merging.
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