ihji commented on code in PR #17608:
URL: https://github.com/apache/beam/pull/17608#discussion_r871838227
##########
sdks/java/extensions/python/src/main/java/org/apache/beam/sdk/extensions/python/PythonExternalTransform.java:
##########
@@ -179,16 +204,20 @@ Row buildOrGetKwargsRow() {
// Types that are not one of following are considered custom types.
// * Java primitives
// * Type String
+ // * Type PythonCallableSource
+ // * Any Type explicitly annotated by withTypeHint()
// * Type Row
- private static boolean isCustomType(java.lang.Class<?> type) {
+ private boolean isCustomType(java.lang.Class<?> type) {
boolean val =
!(ClassUtils.isPrimitiveOrWrapper(type)
|| type == String.class
+ || type == PythonCallableSource.class
Review Comment:
I think it's not possible. Currently, there's no way to automatically map a
language type to a representation type in Java SDK. We need additional
implementation for it.
##########
model/pipeline/src/main/proto/org/apache/beam/model/pipeline/v1/beam_runner_api.proto:
##########
@@ -1094,6 +1094,13 @@ message StandardCoders {
}
}
+message LogicalTypes {
Review Comment:
Done.
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