Cross-build java-extensions-avro with Avro 1.12 (#38109)

* Add Avro version 1.12.0 to build.gradle

* Update AvroUtilsTest.java

* Update AvroUtilsTest.java

* Updating to Avro 1.12.1

* Revert "Updating to Avro 1.12.1"

This reverts commit efdc40a.

* Update AvroUtilsTest.java

* Update AvroUtilsTest.java

* retrigger CI

* retrigger CI

* Updates

* Update build.gradle

* Revert "Update build.gradle"

This reverts commit 1721dcd.

* Revert "Updates"

This reverts commit 32df001.

* Update AvroUtilsTest.java

* Update sdks/java/extensions/avro/src/test/java/org/apache/beam/sdk/extensions/avro/schemas/utils/AvroUtilsTest.java

Co-authored-by: Claire McGinty <claire.d.mcginty@gmail.com>

---------

Co-authored-by: Claire McGinty <claire.d.mcginty@gmail.com>

Author: cjordn

sdks/java/extensions/avro/build.gradle

@@ -40,6 +40,7 @@ def avroVersions = [
     '182' : "1.8.2",
     '192' : "1.9.2",
     '1102': "1.10.2",
+    '1120': "1.12.0",
 ]
 
 avroVersions.each { k, v ->

sdks/java/extensions/avro/src/test/java/org/apache/beam/sdk/extensions/avro/schemas/utils/AvroUtilsTest.java

@@ -21,6 +21,7 @@
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.pholser.junit.quickcheck.From;
 import com.pholser.junit.quickcheck.Property;
 import com.pholser.junit.quickcheck.runner.JUnitQuickcheck;
@@ -284,10 +285,20 @@ public void avroToBeamRoundTrip(
     Iterable iterable = randomData(avroSchema, 10);
     List<GenericRecord> records = Lists.newArrayList((Iterable<GenericRecord>) iterable);
 
+    // AVRO-4139: GenericRecord.equals() throws "Can't compare maps!" for records with
+    // nested map types on Avro 1.12.0. Fall back to JSON tree comparison on that version
+    // only; keep direct equals for other versions.
+    boolean useJsonCompare = "1.12.0".equals(VERSION_AVRO);
+    ObjectMapper mapper = useJsonCompare ? new ObjectMapper() : null;
+
     for (GenericRecord record : records) {
       Row row = AvroUtils.toBeamRowStrict(record, schema);
       GenericRecord out = AvroUtils.toGenericRecord(row, avroSchema);
-      assertEquals(record, out);
+      if (useJsonCompare) {
+        assertEquals(mapper.readTree(record.toString()), mapper.readTree(out.toString()));
+      } else {
+        assertEquals(record, out);
+      }
     }
   }