public static MethodMap PrepareInvoke(Type type, string[] paramNames, Type[] parameterTypes,
object[] sampleParamValues)
{
SourceInfo sourceInfo = new SourceInfo(type, paramNames, parameterTypes);
MethodMap map = ctorMapCache.Get(sourceInfo);
if (map == null)
{
map = DetermineBestConstructorMatch(type, paramNames, parameterTypes, sampleParamValues);
ctorMapCache.Insert(sourceInfo, map);
}
return map;
}
/// <summary>
/// Invoke the best available match for the supplied parameters.
/// If no method can be called using the supplied parameters, an exception is thrown.
/// </summary>
/// <param name="obj">The object on which to invoke a method.</param>
/// <param name="mustUseAllParameters">Specifies whether all supplied parameters must be used in the
/// invocation. Unless you know what you are doing you should pass true for this parameter.</param>
/// <param name="parameters">A dictionary of parameter name/value pairs.</param>
/// <returns>The return value of the invocation.</returns>
public object Invoke(object obj, bool mustUseAllParameters, Dictionary<string, object> parameters)
{
if (obj == null || parameters == null)
{
throw new ArgumentException("Missing or invalid argument: " + (obj == null ? "obj" : "parameters"));
}
string[] names = parameters.Keys.ToArray() ?? new string[0];
object[] values = parameters.Values.ToArray() ?? new object[0];
Type[] types = values.ToTypeArray() ?? new Type[0];
bool isStatic = obj is Type;
var type = isStatic ? obj as Type : obj.GetType();
var sourceInfo = new SourceInfo(type, names, types);
// check to see if we already have a map for best match
MethodMap map = mapCache.Get(sourceInfo);
if (map == null)
{
map = MapFactory.DetermineBestMethodMatch(methodPool, mustUseAllParameters, names, types, values);
mapCache.Insert(sourceInfo, map);
}
return isStatic ? map.Invoke(values) : map.Invoke(obj, values);
}
