/// <summary>
/// Generates Data Services' method description which is convertable to JSON
/// and can be consumed by clients
/// </summary>
public static MethodDescription FromMethodInfo(MethodInfoData data, IValueConverter valueConverter)
{
MethodDescription methDescription = new MethodDescription(data);
//else Result is Converted to JSON
System.Reflection.ParameterInfo[] paramsInfo = data.MethodInfo.GetParameters();
for (int i = 0; i < paramsInfo.Length; ++i)
{
ParamMetadata param = ParamMetadata.FromParamInfo(paramsInfo[i], valueConverter);
param.ordinal = i;
methDescription.parameters.Add(param);
}
return(methDescription);
}
/// <summary>
/// Extracts from ParameterInfo all information about method parameter
/// </summary>
/// <returns>ParamMetadataInfo</returns>
public static ParamMetadata FromParamInfo(ParameterInfo pinfo, IValueConverter valueConverter)
{
Type ptype = pinfo.ParameterType;
if (pinfo.IsOut)
{
throw new DomainServiceException("Out parameters are not supported in service methods");
}
ParamMetadata paramInfo = new ParamMetadata
{
isNullable = ptype.IsNullableType(),
name = pinfo.Name
};
paramInfo.SetParameterType(ptype);
Type realType = paramInfo.isNullable ? Nullable.GetUnderlyingType(ptype) : ptype;
IDateConversionData dateConvert = (IDateConversionData)pinfo.GetCustomAttributes(false).FirstOrDefault(a => a is IDateConversionData);
if (dateConvert != null)
{
paramInfo.dateConversion = dateConvert.DateConversion;
}
paramInfo.isArray = realType.IsArrayType();
try
{
paramInfo.dataType = valueConverter.DataTypeFromType(realType);
}
catch (UnsupportedTypeException)
{
paramInfo.dataType = DataType.None;
}
return(paramInfo);
}
public static Type GetParameterType(this ParamMetadata param)
{
return(param._ParameterType);
}
public static void SetParameterType(this ParamMetadata param, Type type)
{
param._ParameterType = type;
}