public List <ProcessorDTO> GetProcessors(string processorsPath)
{
List <ProcessorDTO> lstProcessors = new List <ProcessorDTO>();
var pluginFinder = new PluginFinder <DataProcessor>();
var assemblyPaths = pluginFinder.FindAssemliesWithPlugins(processorsPath);
GC.Collect();
GC.WaitForPendingFinalizers();
var pluginHost = new PluginHost <DataProcessor>(processorsPath);
pluginHost.LoadPlugins(assemblyPaths);
foreach (var processor in pluginHost.GetPlugins())
{
ProcessorDTO pdto = new ProcessorDTO(processor);
lstProcessors.Add(pdto);
}
//string[] assemblies = Directory.GetFiles(processorsPath, "*.dll", new EnumerationOptions() { RecurseSubdirectories = true });
//DirectoryInfo dirInfo = new DirectoryInfo(processorsPath);
//DirectoryInfo[] dirInfos = dirInfo.GetDirectories();
//foreach (DirectoryInfo di in dirInfos)
//{
// List<ProcessorDTO> processors = LoadProcessors(di.FullName);
// lstProcessors.AddRange(processors);
//}
return(lstProcessors);
}
private List <ProcessorDTO> LoadProcessors(string processorPath)
{
List <ProcessorDTO> lstProcessors = new List <ProcessorDTO>();
DirectoryInfo di = new DirectoryInfo(processorPath);
FileInfo[] fileInfos = di.GetFiles("*.dll");
foreach (FileInfo fi in fileInfos)
{
//using (var fs = new FileStream(fi.FullName, FileMode.Open, FileAccess.Read))
//{
try
{
var context = new CollectibleAssemblyLoadContext(processorPath);
//var assembly = context.LoadFromStream(fs);
var assembly = context.LoadFromAssemblyPath(fi.FullName);
//Can have multiple processors implmented in a single assembly
foreach (Type type in assembly.GetTypes())
{
if (typeof(DataProcessor).IsAssignableFrom(type))
{
DataProcessor result = Activator.CreateInstance(type) as DataProcessor;
if (result != null)
{
ProcessorDTO pdto = new ProcessorDTO(result);
pdto.Path = fi.FullName;
lstProcessors.Add(pdto);
}
}
}
context.Unload();
GC.Collect();
GC.WaitForPendingFinalizers();
}
//Handle unloadable libraries
catch (Exception ex)
{
string msg = ex.Message;
}
//}
}
return(lstProcessors);
}
