/// <summary>
/// Parse a UsingTaskParameterGroupElement from the element
/// </summary>
private UsingTaskParameterGroupElement ParseUsingTaskParameterGroupElement(XmlElementWithLocation element, ProjectElementContainer parent)
{
// There should be no attributes
ProjectXmlUtilities.VerifyThrowProjectNoAttributes(element);
UsingTaskParameterGroupElement parameterGroup = new UsingTaskParameterGroupElement(element, parent, _project);
HashSet <String> listOfChildElementNames = new HashSet <string>();
foreach (XmlElementWithLocation childElement in ProjectXmlUtilities.GetVerifyThrowProjectChildElements(element))
{
// The parameter already exists this means there is a duplicate child item. Throw an exception.
if (listOfChildElementNames.Contains(childElement.Name))
{
ProjectXmlUtilities.ThrowProjectInvalidChildElementDueToDuplicate(childElement);
}
else
{
ProjectXmlUtilities.VerifyThrowProjectAttributes(childElement, ValidAttributesOnUsingTaskParameter);
XmlUtilities.VerifyThrowProjectValidElementName(childElement);
ProjectUsingTaskParameterElement parameter = new ProjectUsingTaskParameterElement(childElement, parameterGroup, _project);
parameterGroup.AppendParentedChildNoChecks(parameter);
// Add the name of the child element to the hashset so we can check for a duplicate child element
listOfChildElementNames.Add(childElement.Name);
}
}
return(parameterGroup);
}
/// <summary>
/// Parse a ProjectUsingTaskElement
/// </summary>
private ProjectUsingTaskElement ParseProjectUsingTaskElement(XmlElementWithLocation element)
{
ProjectXmlUtilities.VerifyThrowProjectAttributes(element, ValidAttributesOnUsingTask);
ProjectErrorUtilities.VerifyThrowInvalidProject(element.GetAttribute(XMakeAttributes.taskName).Length > 0, element.Location, "ProjectTaskNameEmpty");
string assemblyName = element.GetAttribute(XMakeAttributes.assemblyName);
string assemblyFile = element.GetAttribute(XMakeAttributes.assemblyFile);
ProjectErrorUtilities.VerifyThrowInvalidProject
(
(assemblyName.Length > 0) ^ (assemblyFile.Length > 0),
element.Location,
"UsingTaskAssemblySpecification",
XMakeElements.usingTask,
XMakeAttributes.assemblyName,
XMakeAttributes.assemblyFile
);
ProjectXmlUtilities.VerifyThrowProjectAttributeEitherMissingOrNotEmpty(element, XMakeAttributes.assemblyName);
ProjectXmlUtilities.VerifyThrowProjectAttributeEitherMissingOrNotEmpty(element, XMakeAttributes.assemblyFile);
ProjectUsingTaskElement usingTask = new ProjectUsingTaskElement(element, _project, _project);
bool foundTaskElement = false;
bool foundParameterGroup = false;
foreach (XmlElementWithLocation childElement in ProjectXmlUtilities.GetVerifyThrowProjectChildElements(element))
{
ProjectElement child = null;
string childElementName = childElement.Name;
switch (childElementName)
{
case XMakeElements.usingTaskParameterGroup:
if (foundParameterGroup)
{
ProjectXmlUtilities.ThrowProjectInvalidChildElementDueToDuplicate(childElement);
}
child = ParseUsingTaskParameterGroupElement(childElement, usingTask);
foundParameterGroup = true;
break;
case XMakeElements.usingTaskBody:
if (foundTaskElement)
{
ProjectXmlUtilities.ThrowProjectInvalidChildElementDueToDuplicate(childElement);
}
ProjectXmlUtilities.VerifyThrowProjectAttributes(childElement, ValidAttributesOnUsingTaskBody);
child = new ProjectUsingTaskBodyElement(childElement, usingTask, _project);
foundTaskElement = true;
break;
default:
ProjectXmlUtilities.ThrowProjectInvalidChildElement(childElement.Name, element.Name, element.Location);
break;
}
usingTask.AppendParentedChildNoChecks(child);
}
return(usingTask);
}
