/// <summary>
/// Resolve an operation instance. It can take any of the registered dependency
/// types as constructor arguments.
/// </summary>
/// <typeparam name="TOperation">The type of operation to create</typeparam>
/// <param name="configuration">The current workflow configuration</param>
/// <returns>The new, uninitialized operation</returns>
public IOperation Resolve <TOperation>(WorkflowConfiguration configuration) where TOperation : IOperation
{
Verify.NotNull(configuration, nameof(configuration));
var actualOperation = GetActualOperation <TOperation>();
return(OperationResolverHelper.ApplyBehaviors(actualOperation, configuration));
}
/// <summary>
/// Create a new instance of an operation. All behaviors are correctly attached
/// and initialized. Constructor arguments are supplied.
///
/// In case an operation is requested where a fake implementation has been supplied,
/// the fake instance is returned instead. Whether behaviors are applied to this
/// instance is configured using the applyBehaviors constructor argument of this
/// class.
/// </summary>
/// <typeparam name="TOperation">The IOperation implementation to create</typeparam>
/// <param name="configuration">The global workflow configuration</param>
/// <returns>The newly created operation instance</returns>
public IOperation Resolve <TOperation>(WorkflowConfiguration configuration) where TOperation : IOperation
{
var requestType = typeof(TOperation);
if (!_typeMappings.ContainsKey(requestType))
{
return(_innerResolver.Resolve <TOperation>(configuration));
}
var operation = _typeMappings[requestType];
return(_applyBehaviors ? OperationResolverHelper.ApplyBehaviors(operation, configuration) : operation);
}
public void Behaviors_are_applied_sorted_by_precedence_with_the_higher_precedence_behaviors_on_the_outside_across_factories(WorkflowConfiguration configuration, FakeOperation operation)
{
var factory1 = new FakeOperationBehaviorFactory();
factory1.OperationBehaviors.Add(new FakeOperationBehavior {
SetPrecedence = BehaviorPrecedence.StateRecovery
});
factory1.OperationBehaviors.Add(new FakeOperationBehavior {
SetPrecedence = BehaviorPrecedence.Logging
});
factory1.OperationBehaviors.Add(new FakeOperationBehavior {
SetPrecedence = BehaviorPrecedence.WorkCompensation
});
var factory2 = new FakeOperationBehaviorFactory();
factory2.OperationBehaviors.Add(new FakeOperationBehavior {
SetPrecedence = BehaviorPrecedence.PreRecovery
});
factory2.OperationBehaviors.Add(new FakeOperationBehavior {
SetPrecedence = BehaviorPrecedence.Containment
});
configuration.WithBehaviorFactory(factory1).WithBehaviorFactory(factory2);
var result = OperationResolverHelper.ApplyBehaviors(operation, configuration);
Assert.IsType <FakeOperationBehavior>(result);
var behavior1 = (OperationBehavior)result;
Assert.Equal(BehaviorPrecedence.Logging, behavior1.Precedence);
Assert.IsType <FakeOperationBehavior>(behavior1.InnerOperation);
var behavior2 = (OperationBehavior)behavior1.InnerOperation;
Assert.Equal(BehaviorPrecedence.Containment, behavior2.Precedence);
Assert.IsType <FakeOperationBehavior>(behavior2.InnerOperation);
var behavior3 = (OperationBehavior)behavior2.InnerOperation;
Assert.Equal(BehaviorPrecedence.WorkCompensation, behavior3.Precedence);
Assert.IsType <FakeOperationBehavior>(behavior3.InnerOperation);
var behavior4 = (OperationBehavior)behavior3.InnerOperation;
Assert.Equal(BehaviorPrecedence.StateRecovery, behavior4.Precedence);
Assert.IsType <FakeOperationBehavior>(behavior4.InnerOperation);
var behavior5 = (OperationBehavior)behavior4.InnerOperation;
Assert.Equal(BehaviorPrecedence.PreRecovery, behavior5.Precedence);
Assert.IsType <FakeOperation>(behavior5.InnerOperation);
}
public IOperation Resolve <TOperation>(WorkflowConfiguration configuration) where TOperation : IOperation
{
var operation = _scope.Resolve <TOperation>();
return(OperationResolverHelper.ApplyBehaviors(operation, configuration));
}
public void Applying_behaviors_returns_the_original_operation_when_no_behaviors_are_created(WorkflowConfiguration configuration, FakeOperation operation)
{
var result = OperationResolverHelper.ApplyBehaviors(operation, configuration);
Assert.Equal(operation, result);
}