100644 blob 52b23b4e946cc1d3688064e953052f2cd833150d	HistoryAdapterFactory.java
100644 blob e87b30b7531b5d7bd3c57fde011040b9c756b951	HistorySwitch.java
100644 blob 4b1a42103bdda29d16da375d1abe6bcf13d0ba97	HistoryValidator.java