/// <summary>
/// Broadcasts a change of record event.
/// </summary>
/// <param name="allocationsEventArgs">The event argument.</param>
public static void OnAllocationChanged(AllocationEventArgs allocationsEventArgs)
{
// Broadcast the event to any listeners.
if (Allocation.Changed != null)
{
Allocation.Changed(typeof(Allocation), allocationsEventArgs);
}
}
/// <summary>
/// Checks to make sure that a new proposed order doesn't violate a list of restricted securities.
/// </summary>
/// <param name="sender">The object that originated the event (ignored).</param>
/// <param name="allocationEventArgs">A proposed order that is to be checked.</param>
private static void AllocationHandler(object sender, AllocationEventArgs allocationEventArgs)
{
// Extract the event argument.
Allocation allocation = allocationEventArgs.Allocation;
// There is no need to recalculate the market and sector values if the the account is not part of this compliance
// restriction. A quick filter should be part of all compliance checks to prevent unnecessary calculations.
if (TelecomConcentration.betaAccountList.Contains(allocation.Position.Account))
{
TelecomConcentration.updateAccountList.Add(allocation.Position.Account);
}
}
/// <summary>
/// Handles the primary Market Data events and passes the events along to the Langauge Primitives.
/// </summary>
/// <param name="sender">The object that originated the event.</param>
/// <param name="allocationRowChangeEvent">The record change event argument.</param>
public static void AllocationHandler(object sender, ClientMarketData.AllocationRowChangeEvent allocationRowChangeEvent)
{
// Extract the record from the event argument.
ClientMarketData.AllocationRow allocationRow = allocationRowChangeEvent.Row;
// Translate the ADO.NET row states into a record state used by the Rules Engine.
Action action = Action.Nothing;
switch (allocationRowChangeEvent.Action)
{
case DataRowAction.Add: action = Action.Add; break;
case DataRowAction.Delete: action = Action.Delete; break;
case DataRowAction.Change: action = Action.Change; break;
case DataRowAction.Commit: return;
}
// Place the event into a list that will be processed when the tables are no longer locked.
Allocation.allocationEventArgList.Add(new AllocationEventArgs(action, Allocation.Make(allocationRow)));
}
/// <summary>
/// Constructs and argument for passing a proposed order event to a listener.
/// </summary>
/// <param name="action">The action taken on the proposed order.</param>
/// <param name="allocation">The proposed order record.</param>
public AllocationEventArgs(Action action, Allocation allocation)
{
// Initialize the record.
this.action = action;
this.allocation = allocation;
}
