{"push_id":1040652117,"size":1,"distinct_size":1,"ref":"refs/heads/master","head":"d54635a1646522640077d9c1032943121e9206ef","before":"8b538601260a09e1be7b129f5388357e5941ed64","commits":[{"sha":"d54635a1646522640077d9c1032943121e9206ef","author":{"email":"f0d7ddef04668949021975505f4d417cd569c9da@gmail.com","name":"luojianhe1992"},"message":"Store self-defined class Person in Map, and define equal and hashcode function.","distinct":true,"url":"https://api.github.com/repos/luojianhe1992/Java_Collection_Framework/commits/d54635a1646522640077d9c1032943121e9206ef"}]}