public Program(string[] args)
{
// Load all IDataSourceFactory from plugins.
IEnumerable <string> pluginLocations =
new string[] { Assembly.GetExecutingAssembly().Location }.Concat(args);
using (AggregateCatalog catalog = new AggregateCatalog())
{
foreach (string location in pluginLocations)
{
string buffer = Path.GetFullPath(location);
if (File.Exists(buffer))
{
buffer = Directory.GetParent(buffer).FullName;
}
catalog.Catalogs.Add(new DirectoryCatalog(buffer));
}
using (CompositionContainer container = new CompositionContainer(catalog))
{
container.ComposeParts(this);
}
}
// Populate command line argument options.
int keylessInstances = 0;
this.options = new Dictionary <string, RunOptionTarget>(StringComparer.OrdinalIgnoreCase);
foreach (RunOptionTarget target in RunOptionAttribute.GetImplementors(this.GetType()))
{
options.Add(
target.Attribute.Key ?? (++keylessInstances).ToString(),
target);
}
}
public RunOptionTarget(MethodInfo method, RunOptionAttribute attribute)
{
this.Method = method;
this.Attribute = attribute;
}