/// <summary>
/// Extracts the data from the ParameterAttribute and creates the member data as necessary.
/// </summary>
/// <param name="parameterName">
/// The name of the parameter.
/// </param>
/// <param name="parameter">
/// The instance of the ParameterAttribute to extract the data from.
/// </param>
/// <exception cref="MetadataException">
/// If a parameter set name has already been declared on this parameter.
/// </exception>
private void ProcessParameterAttribute(
string parameterName,
ParameterAttribute parameter)
{
// If the parameter set name already exists on this parameter and the set name is the default parameter
// set name, it is an error.
if (ParameterSetData.ContainsKey(parameter.ParameterSetName))
{
MetadataException e =
new MetadataException(
"ParameterDeclaredInParameterSetMultipleTimes",
null,
DiscoveryExceptions.ParameterDeclaredInParameterSetMultipleTimes,
parameterName,
parameter.ParameterSetName);
throw e;
}
if (parameter.ValueFromPipeline || parameter.ValueFromPipelineByPropertyName)
{
IsPipelineParameterInSomeParameterSet = true;
}
if (parameter.Mandatory)
{
IsMandatoryInSomeParameterSet = true;
}
// Construct an instance of the parameter set specific data
ParameterSetSpecificMetadata parameterSetSpecificData = new ParameterSetSpecificMetadata(parameter);
ParameterSetData.Add(parameter.ParameterSetName, parameterSetSpecificData);
}
/// <summary>
/// Gets the parameter set data for this parameter for the specified parameter set.
/// </summary>
/// <param name="parameterSetFlag">
/// The parameter set to get the parameter set data for.
/// </param>
/// <returns>
/// The parameter set specified data for the specified parameter set.
/// </returns>
internal ParameterSetSpecificMetadata GetParameterSetData(uint parameterSetFlag)
{
ParameterSetSpecificMetadata result = null;
foreach (ParameterSetSpecificMetadata setData in ParameterSetData.Values)
{
// If the parameter is in all sets, then remember the data, but
// try to find a more specific match
if (setData.IsInAllSets)
{
result = setData;
}
else
{
if ((setData.ParameterSetFlag & parameterSetFlag) != 0)
{
result = setData;
break;
}
}
}
return(result);
}
private void SetParameterSetData(ParameterSetSpecificMetadata parameterMetadata)
{
IsMandatory = parameterMetadata.IsMandatory;
Position = parameterMetadata.Position;
ValueFromPipeline = parameterMetadata.valueFromPipeline;
ValueFromPipelineByPropertyName = parameterMetadata.valueFromPipelineByPropertyName;
ValueFromRemainingArguments = parameterMetadata.ValueFromRemainingArguments;
HelpMessage = parameterMetadata.HelpMessage;
}