public Server() {
id = IdGenerator.getInstance().getId();
spreadGroup = new SpreadGroup();
GroupConnection.getInstance().getConnection().add(listener);
knownServers = new HashMap<>();
waitingOperations = new LinkedBlockingDeque<>();
}
public void connectToGroup(String group) {
this.groupName = group;
try {
spreadGroup.join(GroupConnection.getInstance().getConnection(), groupName);
} catch (SpreadException e) {
e.printStackTrace();
}
}
public void sendElection() {
this.isMaster = true;
SpreadMessage message = new SpreadMessage();
try {
message.setType(MessageType.ELECTION.code);
message.setObject(id);
message.addGroup(groupName);
message.setReliable();
GroupConnection.getInstance().getConnection().multicast(message);
} catch (SpreadException e) {
e.printStackTrace();
}
}
public void leave() {
GroupConnection.getInstance().getConnection().remove(listener);
}
