/// <summary>
/// Creates a new <see cref="ClusterSymbol"/> with database added or replacing an existing database with the same name.
/// </summary>
public ClusterSymbol AddOrUpdateDatabase(DatabaseSymbol newDatabase)
{
var existingDatabase = this.GetDatabase(newDatabase.Name);
if (existingDatabase != null)
{
return(this.UpdateDatabase(existingDatabase, newDatabase));
}
else
{
return(this.AddDatabase(newDatabase));
}
}
/// <summary>
/// Creates a new <see cref="ClusterSymbol"/> with the specified database added.
/// </summary>
public ClusterSymbol AddDatabase(DatabaseSymbol database)
{
var newDatabases = this.Databases.Concat(new[] { database });
return(new ClusterSymbol(this.Name, newDatabases, this.IsOpen));
}
/// <summary>
/// Creates a new <see cref="ClusterSymbol"/> with existing database replaced with the new database.
/// </summary>
public ClusterSymbol UpdateDatabase(DatabaseSymbol existingDatabase, DatabaseSymbol newDatabase)
{
var newDatabases = this.Databases.Select(d => d == existingDatabase ? newDatabase : d);
return(new ClusterSymbol(this.Name, newDatabases, this.IsOpen));
}
/// <summary>
/// Creates a new <see cref="ClusterSymbol"/> with the specified database removed.
/// </summary>
public ClusterSymbol RemoveDatabase(DatabaseSymbol symbolToRemove)
{
var newDatabases = this.Databases.Where(d => d != symbolToRemove).ToReadOnly();
return(new ClusterSymbol(this.Name, newDatabases, this.IsOpen));
}
