/** Builds {@link ServerGroup} instances and populates the map {@link #serverGroups} */
private SortedSet<ServerGroup> deriveGroups(List<HostInfo> hosts) {
serverGroups.clear();
for (HostInfo host : hosts) {
List<ServerInstance> serverInstances = host.getServerInstances();
for (ServerInstance server : serverInstances) {
String group = server.getGroup();
String profile = server.getProfile();
ServerGroup serverGroup = serverGroups.get(group);
if (serverGroup == null) {
serverGroup = new ServerGroup(group, profile);
serverGroup.fill(hosts);
serverGroups.put(group, serverGroup);
}
}
}
return new TreeSet<ServerGroup>(serverGroups.values());
}
