rdblue commented on code in PR #11369:
URL: https://github.com/apache/iceberg/pull/11369#discussion_r1925938262
##########
core/src/main/java/org/apache/iceberg/ContentFileParser.java:
##########
@@ -48,6 +48,97 @@ class ContentFileParser {
private ContentFileParser() {}
+ public static void unboundContentFileToJson(
+ ContentFile<?> contentFile, PartitionSpec spec, JsonGenerator generator)
throws IOException {
+ Preconditions.checkArgument(contentFile != null, "Invalid content file:
null");
+ Preconditions.checkArgument(spec != null, "Invalid partition spec: null");
+ Preconditions.checkArgument(generator != null, "Invalid JSON generator:
null");
+ Preconditions.checkArgument(
+ contentFile.specId() == spec.specId(),
+ "Invalid partition spec id from content file: expected = %s, actual =
%s",
+ spec.specId(),
+ contentFile.specId());
+
+ generator.writeStartObject();
+ // ignore the ordinal position (ContentFile#pos) of the file in a manifest,
+ // as it isn't used and BaseFile constructor doesn't support it.
Review Comment:
I think it is okay since it is pre-existing. It's also good context since
the position isn't in the spec and is used to help streaming readers keep
incremental state.
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