ajantha-bhat commented on code in PR #11904:
URL: https://github.com/apache/iceberg/pull/11904#discussion_r1926371943


##########
parquet/src/main/java/org/apache/iceberg/data/parquet/BaseParquetWriter.java:
##########
@@ -50,6 +46,31 @@ protected ParquetValueWriter<T> createWriter(MessageType 
type) {
   protected abstract ParquetValueWriters.StructWriter<T> createStructWriter(
       List<ParquetValueWriter<?>> writers);
 
+  protected ParquetValueWriter<?> fixedWriter(ColumnDescriptor desc) {
+    return new GenericParquetWriter.FixedWriter(desc);
+  }
+
+  protected ParquetValueWriter<?> dateWriter(ColumnDescriptor desc) {
+    return new GenericParquetWriter.DateWriter(desc);
+  }
+
+  protected ParquetValueWriter<?> timeWriter(ColumnDescriptor desc) {
+    return new GenericParquetWriter.TimeWriter(desc);
+  }
+
+  protected ParquetValueWriter<?> timestampWriter(ColumnDescriptor desc, 
boolean isAdjustedToUTC) {
+    if (isAdjustedToUTC) {
+      return new GenericParquetWriter.TimestamptzWriter(desc);
+    } else {
+      return new GenericParquetWriter.TimestampWriter(desc);
+    }
+  }
+
+  protected ParquetValueWriter<?> uuidWriter(ColumnDescriptor desc) {
+    // Use primitive-type writer (as FIXED_LEN_BYTE_ARRAY); no special writer 
needed.
+    return null;

Review Comment:
   Sorry, the existing testcases was the reason for confusion as I mentioned in 
https://github.com/apache/iceberg/pull/11904#discussion_r1926274339
   
   I will update the existing testcases of Arrow too in this PR. 



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