stevenzwu commented on a change in pull request #2105:
URL: https://github.com/apache/iceberg/pull/2105#discussion_r632178642
##########
File path: flink/src/main/java/org/apache/iceberg/flink/source/DataIterator.java
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@@ -79,6 +83,27 @@ InputFile getInputFile(String location) {
return inputFiles.get(location);
}
+ public void seek(CheckpointedPosition checkpointedPosition) {
+ // skip files
+ Preconditions.checkArgument(checkpointedPosition.getOffset() <
combinedTask.files().size(),
+ String.format("Checkpointed file offset is %d, while CombinedScanTask
has %d files",
+ checkpointedPosition.getOffset(), combinedTask.files().size()));
+ for (long i = 0L; i < checkpointedPosition.getOffset(); ++i) {
+ tasks.next();
+ }
+ updateCurrentIterator();
+ // skip records within the file
+ for (long i = 0; i < checkpointedPosition.getRecordsAfterOffset(); ++i) {
+ if (hasNext()) {
+ next();
+ } else {
+ throw new IllegalStateException("Not enough records to skip: " +
Review comment:
yeah. this is already fixed in the child PR
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