jhrotko commented on code in PR #903:
URL: https://github.com/apache/arrow-java/pull/903#discussion_r2509536099
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vector/src/main/java/org/apache/arrow/vector/extension/UuidType.java:
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@@ -14,24 +14,37 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-package org.apache.arrow.vector.types.pojo;
+package org.apache.arrow.vector.extension;
import org.apache.arrow.memory.BufferAllocator;
import org.apache.arrow.vector.FieldVector;
import org.apache.arrow.vector.FixedSizeBinaryVector;
import org.apache.arrow.vector.UuidVector;
+import org.apache.arrow.vector.types.pojo.ArrowType;
import org.apache.arrow.vector.types.pojo.ArrowType.ExtensionType;
+import org.apache.arrow.vector.types.pojo.ExtensionTypeRegistry;
+import org.apache.arrow.vector.types.pojo.FieldType;
public class UuidType extends ExtensionType {
+ public static final UuidType INSTANCE = new UuidType();
+
+ public static final String EXTENSION_NAME = "arrow.uuid";
+ public static final int UUID_BYTE_WIDTH = 16;
+ public static final int UUID_STRING_WIDTH = 36;
+ public static final ArrowType STORAGE_TYPE = new
ArrowType.FixedSizeBinary(UUID_BYTE_WIDTH);
+
+ static {
+ ExtensionTypeRegistry.register(INSTANCE);
+ }
Review Comment:
I am not sure, I see the method is only being used in tests for opaquetype.
Let me add tests for UuidType as well
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