从WebSphere Application Server到另一个服务器的REST调用是否可见？

Say that I'm running an application on WebSphere Application Server and in some Java class, it makes a REST call by providing a client and client secret to receive a refresh token for OAuth2, and then later at some point, it also makes a REST call to by providing the refresh token to receive an access token.Say that I'm running an application on WebSpher