protected void AddCommandConstructor(FooCommandId commandId, Type commandType)
{
ConstructorInfo ci = commandType.GetConstructor(new Type[] { foo.GetType() });
if (ci == null)
{
throw new Exception(string.Format(FooLocalizer.GetString(FooStringId.MessageAddCommandConstructorError), commandType));
}
commands.Add(commandId, ci);
}
protected void AddCommandConstructor(FooCommandId commandId, Type commandType)
{
ConstructorInfo ci = commandType.GetConstructor(ctorParameterTypes);
if (ci == null)
{
throw new Exception(string.Format(errorFormat, commandType.ToString())); // avoid boxing
}
commands.Add(commandId, ci);
}
public Command CreateCommand(FooCommandId id)
{
switch (id)
{
case FooCommandId.SomeCommand:
return(new FooCommand(foo));
default:
return(null);
}
}
protected void AddCommandConstructor(FooCommandId commandId, Type commandType)
{
ConstructorInfo ci = commandType.GetConstructor(ctorParameterTypes);
if (ci == null)
{
throw new Exception(string.Format(errorFormat, commandType.ToString()));
}
var ctorExp = Expression.New(ci, ctorParameter);
initializers[(int)commandId] = Expression.Lambda <Func <Command> >(ctorExp).Compile();
}
public Command CreateCommand(FooCommandId id)
{
ConstructorInfo ci;
return(commands.TryGetValue(id, out ci) ? ci.Invoke(ctorParams) as Command : null); // un-needed null-check
}
public Command CreateCommand(FooCommandId id)
{
ConstructorInfo ci;
return((commands.TryGetValue(id, out ci) && ci != null) ? ci.Invoke(new object[] { foo }) as Command : null);
}
public Command CreateCommand(FooCommandId id)
{
return(initializers[(int)id].Invoke());
}
public Command CreateCommand(FooCommandId id)
{
Func <Command> initializer;
return(initializers.TryGetValue(id, out initializer) ? initializer() : null);
}
