RussellSpitzer commented on a change in pull request #2164:
URL: https://github.com/apache/iceberg/pull/2164#discussion_r565658423
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File path: api/src/main/java/org/apache/iceberg/SortOrder.java
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@@ -258,14 +257,20 @@ Builder addSortField(String transformAsString, int
sourceId, SortDirection direc
}
public SortOrder build() {
- if (orderId == 0 && fields.size() != 0) {
+ if (orderId != null && orderId == 0 && fields.size() != 0) {
throw new IllegalArgumentException("Sort order ID 0 is reserved for
unsorted order");
}
- if (fields.size() == 0 && orderId != 0) {
+ if (fields.size() == 0 && orderId != null && orderId != 0) {
throw new IllegalArgumentException("Unsorted order ID must be 0");
}
- SortOrder sortOrder = new SortOrder(schema, orderId, fields);
+ if (fields.isEmpty()) {
Review comment:
I think either is good, really I just wanted to have the control flow
sorted like you have it now where we can clearly see the branch for unsorted vs
sorted code, so beyond that I think it's your preference
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