Mrart commented on code in PR #4108: URL: https://github.com/apache/flink-cdc/pull/4108#discussion_r2297988287
########## flink-cdc-connect/flink-cdc-source-connectors/flink-connector-debezium/src/main/java/org/apache/flink/cdc/debezium/event/DebeziumEventDeserializationSchema.java: ########## @@ -472,6 +482,57 @@ protected Object convertToMap(Object dbzObj, Schema schema) throws Exception { return new GenericMapData(convertedMap); } + protected Object convertToArray(Object dbzObj, Schema schema) throws Exception { + if (dbzObj == null) { + return null; + } + + Schema elementSchema = schema.valueSchema(); + DataType elementType = schemaDataTypeInference.infer(null, elementSchema); + DeserializationRuntimeConverter elementConverter = createConverter(elementType); + + if (dbzObj instanceof java.util.List) { + java.util.List<?> list = (java.util.List<?>) dbzObj; + Object[] array = new Object[list.size()]; + + for (int i = 0; i < list.size(); i++) { + Object element = list.get(i); + if (element != null) { + if (elementSchema.type() == Schema.Type.ARRAY) { + array[i] = convertToArray(element, elementSchema); + } else { + array[i] = elementConverter.convert(element, elementSchema); + } + } + } + + return new GenericArrayData(array); + } else if (dbzObj.getClass().isArray()) { + Object[] inputArray = (Object[]) dbzObj; + Object[] convertedArray = new Object[inputArray.length]; + + for (int i = 0; i < inputArray.length; i++) { + if (inputArray[i] != null) { + if (elementSchema.type() == Schema.Type.ARRAY) { + convertedArray[i] = convertToArray(inputArray[i], elementSchema); + } else { + convertedArray[i] = elementConverter.convert(inputArray[i], elementSchema); + } + } + } + + return new GenericArrayData(convertedArray); + } else { + Object[] array = new Object[1]; Review Comment: It throw exception will more reasonable? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@flink.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org