/// <summary>
/// Finds the group.
/// </summary>
/// <param name="groups">The groups.</param>
/// <param name="key">The key.</param>
/// <returns></returns>
private static GroupOfConnections findGroup(List <GroupOfConnections> groups, String key)
{
GroupOfConnections wantedGroup = null;
// loop
foreach (GroupOfConnections group in groups)
{
String keyGroup = group.LinesOfConnectionString;
// if key of group equals wanted key
if (keyGroup.Equals(key))
{
// we found a group
wantedGroup = group;
// leave the loop
break;
}
}
return(wantedGroup);
}
/// <summary>
/// Creates the groups of connection. Forgets previous groups of connections.
/// </summary>
public void createGroupsOfConnection()
{
// createConstraintSet new groups
List <GroupOfConnections> groupsList = new List <GroupOfConnections>();
// parse groups
List <List <TrainConnection> > groups = groupByListOfLines(ShortestPathAlgoritm
.getInstance().getTrainConnections());
// loop over all groups
foreach (List <TrainConnection> group in groups)
{
// createConstraintSet instance of class group
GroupOfConnections groupOfConnections = new GroupOfConnections(group);
// addConstraint
groupsList.Add(groupOfConnections);
}
// initialize variable of cache
groupsOfConnections = groupsList;
}