rm client -> server
RegisterRMRequest MergedWarpMessage BranchRegisterRequest BranchReportRequest GlobalLockQueryRequest
tm client -> server
RegisterTMRequest MergedWarpMessage GlobalBeginRequest GlobalCommitRequest GlobalRollbackRequest GlobalStatusRequest GlobalReportRequest
server -> rm client
BranchCommitRequest BranchRollbackRequest UndoLogDeleteRequest
server -> tm client
// null
Server -> rm client
RegisterRMResponse MergeResultMessage BranchRegisterResponse BranchReportResponse GlobalLockQueryResponse
Server -> tm client
RegisterTMResponse MergeResultMessage GlobalBeginResponse GlobalCommitResponse GlobalReportResponse GlobalRollbackResponse
rm client -> server
BranchCommitResponse BranchRollbackResponse
tm client -> server
// null