100644 blob 30e46cb0e165b4bec6f48cd1f7c714debc7f9287	Command.java
100644 blob 046302e9cf921239b982c0505423e12ac7069451	Shell.java
040000 tree 2348e54bba2a7e0506a222fbf78ca2b7a9074c8a	commands
040000 tree 17da77dabac3865759620d73b81d8b3bcd744cd0	jline