public static XElement ReadSection(XElement edmxElement, EDMXSection section)
{
if (section == EDMXSection.EDMX)
return edmxElement;
if (edmxElement == null)
throw new ArgumentException("Input file is not a valid EDMX file.");
if (section == EDMXSection.Designer || section == EDMXSection.DesignerViews)
{
XElement designerElement = edmxElement.Element(XName.Get("Designer", edmxNamespace.NamespaceName));
if (designerElement == null)
return null;
if (section == EDMXSection.Designer)
return designerElement;
else
{
XElement diagramsElement = designerElement.Element(XName.Get("Diagrams", edmxNamespace.NamespaceName));
if (diagramsElement == null)
throw new ArgumentException("Input file is not a valid EDMX file.");
return diagramsElement.Element(XName.Get("DesignerViews"));
}
}
XElement runtimeElement = edmxElement.Element(XName.Get("Runtime", edmxNamespace.NamespaceName));
if (runtimeElement == null)
throw new ArgumentException("Input file is not a valid EDMX file.");
if (section == EDMXSection.Runtime)
return runtimeElement;
switch (section)
{
case EDMXSection.SSDL:
XElement storageModelsElement = runtimeElement.Element(XName.Get("StorageModels", edmxNamespace.NamespaceName));
if (storageModelsElement == null)
throw new ArgumentException("Input file is not a valid EDMX file.");
return storageModelsElement;
case EDMXSection.CSDL:
XElement conceptualModelsElement = runtimeElement.Element(XName.Get("ConceptualModels", edmxNamespace.NamespaceName));
if (conceptualModelsElement == null)
throw new ArgumentException("Input file is not a valid EDMX file.");
return conceptualModelsElement;
case EDMXSection.MSL:
XElement mappingsElement = runtimeElement.Element(XName.Get("Mappings", edmxNamespace.NamespaceName));
if (mappingsElement == null)
throw new ArgumentException("Input file is not a valid EDMX file.");
return mappingsElement;
}
return null;
}
public static XElement ReadSection(XElement edmxElement, EDMXSection section)
{
if (section == EDMXSection.EDMX)
{
return(edmxElement);
}
if (edmxElement == null)
{
throw new ArgumentException("Input file is not a valid EDMX file.");
}
if (section == EDMXSection.Designer || section == EDMXSection.DesignerViews)
{
XElement designerElement = edmxElement.Element(XName.Get("Designer", edmxNamespace.NamespaceName));
if (designerElement == null)
{
return(null);
}
if (section == EDMXSection.Designer)
{
return(designerElement);
}
else
{
XElement diagramsElement = designerElement.Element(XName.Get("Diagrams", edmxNamespace.NamespaceName));
if (diagramsElement == null)
{
throw new ArgumentException("Input file is not a valid EDMX file.");
}
return(diagramsElement.Element(XName.Get("DesignerViews")));
}
}
XElement runtimeElement = edmxElement.Element(XName.Get("Runtime", edmxNamespace.NamespaceName));
if (runtimeElement == null)
{
throw new ArgumentException("Input file is not a valid EDMX file.");
}
if (section == EDMXSection.Runtime)
{
return(runtimeElement);
}
switch (section)
{
case EDMXSection.SSDL:
XElement storageModelsElement = runtimeElement.Element(XName.Get("StorageModels", edmxNamespace.NamespaceName));
if (storageModelsElement == null)
{
throw new ArgumentException("Input file is not a valid EDMX file.");
}
return(storageModelsElement);
case EDMXSection.CSDL:
XElement conceptualModelsElement = runtimeElement.Element(XName.Get("ConceptualModels", edmxNamespace.NamespaceName));
if (conceptualModelsElement == null)
{
throw new ArgumentException("Input file is not a valid EDMX file.");
}
return(conceptualModelsElement);
case EDMXSection.MSL:
XElement mappingsElement = runtimeElement.Element(XName.Get("Mappings", edmxNamespace.NamespaceName));
if (mappingsElement == null)
{
throw new ArgumentException("Input file is not a valid EDMX file.");
}
return(mappingsElement);
}
return(null);
}
public static XElement ReadSection(XDocument edmxDocument, EDMXSection section)
{
return ReadSection(edmxDocument.Root, section);
}
public static XElement ReadSection(XDocument edmxDocument, EDMXSection section)
{
return(ReadSection(edmxDocument.Root, section));
}