/// <summary>
/// This method does already know, that calling GetTheName will fail,
/// but it does not check for customer to have a name set.
/// </summary>
/// <param name="customer"></param>
internal void WriteCustomerProperties(MyCustomer customer)
{
Console.WriteLine(
"calling customer {0} with Id {1}",
GetTheName(customer),
FormatTheId(customer));
}
/// <summary>
/// We need to use the type MySaveCustomer in order to correctly resolve type inference for
/// Bouncer.ForCheckData(() => customer).Assert();
/// </summary>
/// <param name="customer">this customer type does have rule-attributes attached to its properties</param>
internal new void WriteCustomerProperties(MyCustomer customer)
{
Bouncer.ForCheckData(() => customer).Assert();
Console.WriteLine(
"calling customer {0} with Id {1}",
GetTheName(customer),
FormatTheId(customer));
}
/// <summary>
/// This time we will not prevent executing the method code, but
/// just collect the violated rules and print them to the console.
/// The rule is a custom one that checks for a specific string inside
/// a specific property. You might reuse such logic by inheriting
/// from RuleBase and initialize the CheckExpression inside the
/// constructor.
/// </summary>
/// <param name="customer"></param>
internal void CheckCustomerWithCustomRule(MyCustomer customer)
{
var results = Bouncer
.ForMessages(() => customer)
.Assert(new RuleBase <MyCustomer, object>
{
Message = "Sven cannot enter this method",
CheckExpression = (x, y) => x.FullName != "Sven"
});
Util.PrintEntries(results);
Console.WriteLine("---> ForMessages did return the validation results, but <---");
Console.WriteLine("---> did not cause any exception. So \"customer Sven\" <---");
Console.WriteLine("---> did enter the method and did execute all code. <---");
}
public void CheckCustomerWithWithMethodAttributes(string customerId, int amount, MyCustomer theCustomer)
{
Bouncer
.ForCheckData(() => customerId)
.ForCheckData(() => amount)
.ForCheckData(() => theCustomer)
.Assert();
var results = Bouncer
.ForMessages(() => customerId)
.ForMessages(() => amount)
.ForMessages(() => theCustomer)
.Assert();
Util.PrintEntries(results);
}
/// <summary>
/// This time we will not prevent executing the method code, but
/// just collect the violated rules and print them to the console.
/// </summary>
/// <param name="customer"></param>
internal void CheckCustomerProperties(MyCustomer customer)
{
var results = Bouncer.ForMessages(() => customer).Assert();
Util.PrintEntries(results);
}
internal void InsertCustomer(MyCustomer customer)
{
var results = Bouncer.ForMessages(() => customer).Assert();
Util.PrintEntries(results);
}
/// <summary>
/// This is called from CallCustomer - both business components "MyBusinessComponent"
/// and "MySaveBusinessComponent" do call this method.
/// </summary>
/// <param name="customer">the customer to get the name from</param>
/// <returns>the string-processed name property</returns>
protected static string GetTheName(MyCustomer customer)
{
return(customer.FullName.Replace("-", " "));
}
/// <summary>
/// This is called from CallCustomer - both business components "MyBusinessComponent"
/// and "MySaveBusinessComponent" do call this method.
/// </summary>
/// <param name="customer">the customer to get the id from</param>
/// <returns>a formatted id</returns>
protected static string FormatTheId(MyCustomer customer)
{
return(">>" + customer.InternalId.ToString().Replace("-", string.Empty) + "<<");
}