Java程序执行顺序执行顺序

XXPushSDK.getInstance(this).setIXXPushListener(XXPushMessageListener.getInstance(this).getListener());

2022-05-07 14:24:09.196 1837-1837/com.bps.diary D/: XXPushSDK getInstance: 1651904649196
2022-05-07 14:24:09.203 1837-1837/com.bps.diary D/: XXPushMessageListener getInstance time: 1651904649203
2022-05-07 14:24:09.204 1837-1837/com.bps.diary D/: setIXXPushListener: 1651904649204