100644 blob a241d9f6d03a4cbc3f3c90d8a23fad19b1c6e444	HistoryAdapterFactory.java
100644 blob f8683ca4b1b0b30340c218fefd2f65778d984b21	HistorySwitch.java
100644 blob f8a0b4699ed2f030d9f0e94f511f6e5ff0e76dd3	HistoryValidator.java