如果你的springboot项目启动时报了以下错误，那么恭喜你更换新版的gson即可解决，建议2.6以上
Description:
An attempt was made to call the method com.google.gson.GsonBuilder.setLenient()Lcom/google/gson/GsonBuilder; but it does not exist. Its class, com.google.gson.GsonBuilder, is available from the following locations:
jar:file:/D:/work/code/.m2/repository/com/google/code/gson/gson/2.4/gson-2.4.jar!/com/google/gson/GsonBuilder.class
It was loaded from the following location:
file:/D:/work/code/.m2/repository/com/google/code/gson/gson/2.4/gson-2.4.jar
Action:
Correct the classpath of your application so that it contains a single, compatible version of com.google.gson.GsonBuilder