编译安卓源码时报错

编译安卓源码时报以下错误，请问各位大神这是什么原因？要如何解决？
You asked for an OpenJDK based build but your version is
java version "1.8.0_181" Java(TM) SE Runtime Environment (build 1.8.0_181-b13) Java HotSpot(TM) 64-Bit Server VM (build 25.181-b13, mixed mode).