in timebase-kafka-connector/src/main/java/deltix/kafka/connect/RawMessageSerializer.java [446:459]
private void validateNewFields(Schema schema, String... newFields) {
for (int i = 0; i < newFields.length; i++) {
String newField = newFields[i];
if (newField != null) {
validateNewField(schema, newField);
//search for duplicates
for (int j = i+1; j < newFields.length; j++) {
if (newField.equals(newFields[j]))
throw new IllegalArgumentException("\"" + newField + "\" name is configured for multiple fields");
}
}
}
}