第二次修改的运行结果为什么不一样呢

java.lang.RuntimeException: com.imooc.test.DrunkException

at com.imooc.test.ChainTest.test2(ChainTest.java:28)

at com.imooc.test.ChainTest.main(ChainTest.java:14)

Caused by: com.imooc.test.DrunkException

at com.imooc.test.ChainTest.test1(ChainTest.java:20)

at com.imooc.test.ChainTest.test2(ChainTest.java:24)

... 1 more