add copy method to SortKey

apache · Jun 8, 2023 · 3970b55 · 3970b55
1 parent 69693cd
commit 3970b55
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/api/src/main/java/org/apache/iceberg/SortKey.java b/api/src/main/java/org/apache/iceberg/SortKey.java
@@ -33,6 +33,15 @@ public SortKey(Schema schema, SortOrder sortOrder) {
     super(schema, fieldTransform(sortOrder));
   }
 
+  private SortKey(SortKey toCopy) {
+    // only need deep copy inside StructTransform
+    super(toCopy);
+  }
+
+  public SortKey copy() {
+    return new SortKey(this);
+  }
+
   private static List<FieldTransform> fieldTransform(SortOrder sortOrder) {
     return sortOrder.fields().stream()
         .map(sortField -> new FieldTransform(sortField.sourceId(), sortField.transform()))