internal AssemblyFoldersFromConfig(string configFile, string targetRuntimeVersion, ProcessorArchitecture targetArchitecture)
{
ErrorUtilities.VerifyThrowArgumentNull(configFile, nameof(configFile));
ErrorUtilities.VerifyThrowArgumentNull(targetRuntimeVersion, nameof(targetRuntimeVersion));
var collection = AssemblyFolderCollection.Load(configFile);
var assemblyTargets = GatherVersionStrings(targetRuntimeVersion, collection);
bool targeting64Bit = targetArchitecture == ProcessorArchitecture.Amd64 ||
targetArchitecture == ProcessorArchitecture.IA64;
// Platform-agnostic folders first.
FindDirectories(assemblyTargets, target => string.IsNullOrEmpty(target.Platform));
if (EnvironmentUtilities.Is64BitOperatingSystem)
{
if (targeting64Bit)
{
FindDirectories(assemblyTargets,
target => !string.IsNullOrEmpty(target.Platform) && target.Platform.Equals("x64", StringComparison.OrdinalIgnoreCase));
FindDirectories(assemblyTargets,
target => !string.IsNullOrEmpty(target.Platform) && target.Platform.Equals("x86", StringComparison.OrdinalIgnoreCase));
}
else
{
FindDirectories(assemblyTargets,
target => !string.IsNullOrEmpty(target.Platform) && target.Platform.Equals("x86", StringComparison.OrdinalIgnoreCase));
FindDirectories(assemblyTargets,
target => !string.IsNullOrEmpty(target.Platform) && target.Platform.Equals("x64", StringComparison.OrdinalIgnoreCase));
}
}
else
{
FindDirectories(assemblyTargets,
target => !string.IsNullOrEmpty(target.Platform) && target.Platform.Equals("x86", StringComparison.OrdinalIgnoreCase));
}
}
private static List <AssemblyFolderItem> GatherVersionStrings(string targetRuntimeVersion, AssemblyFolderCollection collection)
{
return
((from folder in collection.AssemblyFolders
let targetVersion = VersionUtilities.ConvertToVersion(targetRuntimeVersion)
let replacementVersion = GetFrameworkVersion(folder.FrameworkVersion)
where targetVersion != null && targetVersion >= replacementVersion
orderby folder.FrameworkVersion descending
select folder).ToList());
}
