/// <summary>
/// Obtains a list of all methods with the given <paramref name="methodName"/> on the given
/// <paramref name="obj" />, and invokes the best match for the parameters obtained from the
/// public properties of the supplied <paramref name="sample"/> object.
/// TryCallMethod is very liberal and attempts to convert values that are not otherwise
/// considered compatible, such as between strings and enums or numbers, Guids and byte[16], etc.
/// </summary>
/// <returns>The result of the invocation.</returns>
public static object TryCallMethod(this object obj, string methodName, bool mustUseAllParameters, object sample)
{
Type sourceType = sample.GetType();
var sourceInfo = new SourceInfo(sourceType);
var paramValues = sourceInfo.GetParameterValues(sample);
return(obj.TryCallMethod(methodName, mustUseAllParameters, sourceInfo.ParamNames, sourceInfo.ParamTypes, paramValues));
}
/// <summary>
/// Obtains a list of all methods with the given <paramref name="methodName"/> on the given
/// <paramref name="obj" />, and invokes the best match for the parameters obtained from the
/// public properties of the supplied <paramref name="sample"/> object.
/// TryCallMethod is very liberal and attempts to convert values that are not otherwise
/// considered compatible, such as between strings and enums or numbers, Guids and byte[16], etc.
/// </summary>
/// <returns>The result of the invocation.</returns>
internal static object TryCallMethod(this object obj, string methodName, bool mustUseAllParameters, object sample)
{
Type sourceType = sample.GetType();
SourceInfo sourceInfo = SourceInfo.CreateFromType(sourceType);
object[] paramValues = sourceInfo.GetParameterValues(sample);
return(obj.TryCallMethod(methodName, mustUseAllParameters, sourceInfo.ParamNames, sourceInfo.ParamTypes, paramValues));
}
/// <summary>
/// Creates an instance of the given <paramref name="type"/> using the public properties of the
/// supplied <paramref name="sample"/> object as input.
/// This method will try to determine the least-cost route to constructing the instance, which
/// implies mapping as many properties as possible to constructor parameters. Remaining properties
/// on the source are mapped to properties on the created instance or ignored if none matches.
/// TryCreateInstance is very liberal and attempts to convert values that are not otherwise
/// considered compatible, such as between strings and enums or numbers, Guids and byte[], etc.
/// </summary>
/// <returns>An instance of <paramref name="type"/>.</returns>
public static object TryCreateInstance(this Type type, object sample)
{
Type sourceType = sample.GetType();
SourceInfo sourceInfo = sourceInfoCache.Get(sourceType);
if (sourceInfo == null)
{
sourceInfo = SourceInfo.CreateFromType(sourceType);
sourceInfoCache.Insert(sourceType, sourceInfo);
}
object[] paramValues = sourceInfo.GetParameterValues(sample);
MethodMap map = MapFactory.PrepareInvoke(type, sourceInfo.ParamNames, sourceInfo.ParamTypes, paramValues);
return(map.Invoke(paramValues));
}