in timebase-kafka-connector/src/main/java/deltix/kafka/connect/FieldSelection.java [11:18]
public FieldSelection(String includedFields, String excludedFields) {
this.includedFields = toSet(includedFields);
this.excludedFields = toSet(excludedFields);
if (this.includedFields != null && this.excludedFields != null && !Collections.disjoint(this.includedFields, this.excludedFields)) {
throw new IllegalArgumentException("Included and excluded field lists contain common elements");
}
}