protected override void ExecuteRole(Role role)
{
// This is only called if the current Container comes from another station.
// The only valid role is thus an empty one (no CapabilitiesToApply) and represents
// a simple forwarding to the next station.
if (role.HasCapabilitiesToApply())
throw new InvalidOperationException("Unsupported capability configuration in ContainerLoader");
}
protected override void ExecuteRole(Role role)
{
foreach (var capability in role.CapabilitiesToApply)
{
var ingredient = capability as Ingredient;
if (ingredient == null)
throw new InvalidOperationException($"Invalid capability in ParticulateDispenser: {capability}");
_ingredientTanks[(int)ingredient.Type].Dispense(Container, ingredient);
}
}
protected override void ExecuteRole(Role role)
{
// unless role is transport only, it will always be { ConsumeCapability }
if (role.HasCapabilitiesToApply())
{
Container.Recipe.RemoveContainer(Container);
if (Container.Recipe.ProcessingComplete)
{
RemoveRecipeConfigurations(Container.Recipe);
}
Container = null;
}
}
/// <summary> /// Executes the specified role on the current <see cref="Container" />. /// When this method is called, <see cref="Container" /> must not be null. /// </summary> protected abstract void ExecuteRole(Role role);
/// <summary>
/// Get a fresh role from the <see cref="RolePool" />.
/// </summary>
/// <param name="recipe">The recipe the role will belong to.</param>
/// <param name="input">The station the role declares as input port. May be null.</param>
/// <param name="previous">The previous condition (postcondition of the previous role). May be null.</param>
/// <returns>A <see cref="Role" /> instance with the given data.</returns>
protected Role GetRole(Recipe recipe, Station input, Condition? previous)
{
var role = new Role();
// update precondition
role.PreCondition.Recipe = recipe;
role.PreCondition.Port = input;
role.PreCondition.ResetState();
if (previous != null)
role.PreCondition.CopyStateFrom(previous.Value);
// update postcondition
role.PostCondition.Recipe = recipe;
role.PostCondition.Port = null;
role.PostCondition.ResetState();
role.PostCondition.CopyStateFrom(role.PreCondition);
role.ResetCapabilitiesToApply();
return role;
}