private GetSampleObject ( |
||
type | ||
리턴 | object |
public virtual object GetSampleObject(Type type)
{
object sampleObject;
if (!SampleObjects.TryGetValue(type, out sampleObject))
{
// No specific object available, try our factories.
foreach (Func<HelpPageSampleGenerator, Type, object> factory in SampleObjectFactories)
{
if (factory == null)
{
continue;
}
try
{
sampleObject = factory(this, type);
if (sampleObject != null)
{
break;
}
}
catch
{
// Ignore any problems encountered in the factory; go on to the next one (if any).
}
}
}
return sampleObject;
}
private static object GeneratePageResult(HelpPageSampleGenerator sampleGenerator, Type type) { if (type.IsGenericType) { Type openGenericType = type.GetGenericTypeDefinition(); if (openGenericType == typeof(PageResult<>)) { // Get the T in PageResult<T> Type[] typeParameters = type.GetGenericArguments(); Debug.Assert(typeParameters.Length == 1); // Create an enumeration to pass as the first parameter to the PageResult<T> constuctor Type itemsType = typeof(List<>).MakeGenericType(typeParameters); object items = sampleGenerator.GetSampleObject(itemsType); // Fill in the other information needed to invoke the PageResult<T> constuctor Type[] parameterTypes = new Type[] { itemsType, typeof(Uri), typeof(long?), }; object[] parameters = new object[] { items, null, (long)ObjectGenerator.DefaultCollectionSize, }; // Call PageResult(IEnumerable<T> items, Uri nextPageLink, long? count) constructor ConstructorInfo constructor = type.GetConstructor(parameterTypes); return constructor.Invoke(parameters); } } return null; }