/// <summary>
/// Generates Data Services' method description which is convertable to JSON
/// and can be consumed by clients
/// </summary>
public static MethodDescription FromMethodInfo(MethodInfoData data, IServiceContainer container)
{
var methDescription = new MethodDescription(data);
//else Result is Converted to JSON
var paramsInfo = data.methodInfo.GetParameters();
for (var i = 0; i < paramsInfo.Length; ++i)
{
var param = ParamMetadata.FromParamInfo(paramsInfo[i], container);
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, IServiceContainer container)
{
var ptype = pinfo.ParameterType;
if (pinfo.IsOut)
{
throw new DomainServiceException("Out parameters are not supported in service methods");
}
var paramInfo = new ParamMetadata();
paramInfo.isNullable = container.ValueConverter.IsNullableType(ptype);
paramInfo.name = pinfo.Name;
paramInfo.ParameterType = ptype;
Type realType = null;
if (!paramInfo.isNullable)
{
realType = ptype;
}
else
{
realType = Nullable.GetUnderlyingType(ptype);
}
var dtops = pinfo.GetCustomAttributes(typeof(DateOptionAttribute), false);
if (dtops.Length > 0)
{
paramInfo.dateConversion = (dtops[0] as DateOptionAttribute).dateConversion;
}
var isArray = false;
try
{
paramInfo.dataType = container.ValueConverter.DataTypeFromType(realType, out isArray);
}
catch (UnsupportedTypeException)
{
paramInfo.dataType = DataType.None;
}
paramInfo.isArray = isArray;
return(paramInfo);
}