To add new post for user send HTTP POST request e.g.: localhost:8080/post/{username} with body parameter 'message' as a key and some text as value. If user's wall does not exist it will be created
To show user messages (posts) send HTTP GET request e.g.: localhost:8080/wall/{username}
To show user following messages send HTTP GET request e.g.: localhost:8080/timeline/{username}
To show all messages observed by user send HTTP GET request e.g.: localhost:8080/board/{username}
To add following user posts send HTTP POST request e.g.: localhost:8080/follow/{who}/{whom} where who - is nickname of observer user and whom - is nickname of observed user
To remove following user posts send HTTP DELETE request e.g.: localhost:8080/unfollow/{who}/{whom} with the same parameters as are for 'follow' method.