org.springframework.social.yammer.api
Interfaces 
GroupOperations
MessageOperations
SearchOperations
SubscriptionOperations
ThreadOperations
TopicOperations
UserOperations
Yammer
Classes 
Group
Group.GroupStats
GroupReference
MessageInfo
MessageReference
OpenGraphObject
SearchResults
SearchResults.SearchStats
TagReference
ThreadReference
Topic
Topic.TopicExpert
TopicReference
UserInfo
UserReference
YammerMessage
YammerMessage.Attachment
YammerMessage.Attachment.File
YammerMessage.Attachment.Image
YammerMessage.Body
YammerMessage.LikedBy
YammerMessage.LikedBy.Name
YammerMessageMeta
YammerProfile
YammerProfile.Contact
YammerProfile.EMail
YammerProfile.InstantMessaging
YammerProfile.School
YammerProfile.Stats
YammerReference
YammerThread
YammerThread.ThreadStats
Enums 
OpenGraphObject.ObjectType