长安链源码分析之网络模块 net-liquid(5)

type GroupMulticast interface {
	// AddPeerToGroup add peers to the group which name is the given groupName.	// If the group not exists, it will be created.	//添加节点到一个组里面	AddPeerToGroup(groupName string, peers ...peer.ID)
	// RemovePeerFromGroup remove peers from the group which name is the given groupName.	//从组里面移除节点	RemovePeerFromGroup(groupName string, peers ...peer.ID)
	// GroupSize return the count of peers in the group which name is the given.	// If the group not exists, return 0.	//返回指定组中的节点数量	GroupSize(groupName string) int
	// InGroup return whether the peer in the group.	// If group not exists, return false.	//判断节点是否在组中	InGroup(groupName string, peer peer.ID) bool
	// RemoveGroup remove a group which name is the given.	//删除一个组	RemoveGroup(groupName string)
	// SendToGroupSync send data to the peers in the group sync.	// It will wait until all data send success.	//发送数据给指定组里面所有节点，同步发送	SendToGroupSync(groupName string, protocolID protocol.ID, data []byte) error
	//SendToGroupAsync send data to group, no wait	//发送数据给指定组，异步发送	SendToGroupAsync(groupName string, protocolID protocol.ID, data []byte)}