aihuaxu commented on code in PR #3072:
URL: https://github.com/apache/parquet-java/pull/3072#discussion_r2012527562


##########
parquet-column/src/test/java/org/apache/parquet/parser/TestParquetParser.java:
##########
@@ -447,4 +449,30 @@ public void testEmbeddedAnnotations() {
     MessageType reparsed = 
MessageTypeParser.parseMessageType(parsed.toString());
     assertEquals(expected, reparsed);
   }
+
+  @Test
+  public void testVARIANTAnnotation() {
+      String message = "message Message {\n"
+          + "  required group aVariant (VARIANT) {\n"
+          + "     required binary metadata;\n"
+          + "     required binary value;\n"
+          + "  }\n"
+          + "}\n";
+
+    MessageType expected = buildMessage()
+        .requiredGroup()
+        .as(LogicalTypeAnnotation.variantType())
+        .required(BINARY)
+        .named("metadata")
+        .required(BINARY)
+        .named("value")
+        .named("aVariant")
+        .named("Message");
+
+      MessageType parsed = parseMessageType(message);

Review Comment:
   I updated to parse group annotation rather than updating `OriginalType`. 



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