srinipunuru commented on a change in pull request #916: End to end test case
for union type with subRecord
URL: https://github.com/apache/samza/pull/916#discussion_r256548128
##########
File path:
samza-sql/src/main/java/org/apache/samza/sql/avro/AvroRelConverter.java
##########
@@ -283,4 +278,66 @@ public Object convertToJavaObject(Object avroObj, Schema
schema) {
return avroObj;
}
}
+
+ private boolean isSchemaCompatible(Object avroObj, Schema unionSchema) {
+ if (unionSchema.getType() == Schema.Type.NULL && avroObj == null) {
+ return true;
+ }
+ switch (unionSchema.getType()) {
+ case RECORD:
+ return avroObj instanceof IndexedRecord;
+ case ARRAY:
+ return avroObj instanceof GenericData.Array || avroObj instanceof List;
+ case MAP:
+ return avroObj instanceof Map;
+ case FIXED:
+ return avroObj instanceof GenericData.Fixed;
+ case BYTES:
+ return avroObj instanceof ByteBuffer;
+ case FLOAT:
+ return avroObj instanceof Float;
+ default:
+ return true;
+ }
+ }
+
+ private static boolean isSchemaCompatibleWithRelObj(Object relObj, Schema
unionSchema) {
+ if (unionSchema.getType() == Schema.Type.NULL && relObj == null) {
+ return true;
+ }
+ switch (unionSchema.getType()) {
+ case RECORD:
+ return relObj instanceof SamzaSqlRelRecord;
+ case ARRAY:
+ return relObj instanceof List;
+ case MAP:
+ return relObj instanceof Map;
+ case FIXED:
+ return relObj instanceof ByteString;
+ case BYTES:
+ return relObj instanceof ByteString;
+ case FLOAT:
+ return relObj instanceof Float || relObj instanceof Double;
+ default:
+ return true;
+ }
+ }
+
+ // Two non-nullable types in a union is not yet supported.
+ public static Schema getNonNullUnionSchema(Schema schema) {
Review comment:
Yup getNonNullUnionSchema just returns the original schema if it is not a
union schema.
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