/// <summary>
/// Each runner has a protocol address space of 24bits, and
/// there can be at most 255 types of runners in the system.
/// </summary>
public ProgramRunner(ILanguageRuntimeProvider runtime_provider, TrinityFFIModule module)
{
if (s_runtime_cnt == c_runtime_cnt_max)
{
throw new InvalidOperationException("Maximum number of language runtime providers reached.");
}
m_runtimeProvider = runtime_provider;
m_runtimes = new BlockingCollection <ILanguageRuntime>(new ConcurrentQueue <ILanguageRuntime>());
m_module = module;
m_runtime_type_id = s_runtime_cnt++;
// Two situations where we just allocate a single runtime:
// 1. The provider specified that only one runtime can be created.
// 2. The provider claims that a runtime has multi-threading capabilities.
if (runtime_provider.RuntimeModel == RuntimeModel.SingleRuntime ||
runtime_provider.ThreadingModel == ThreadingModel.MultiThreaded)
{
_AllocSingleRuntime();
}
else
{
_AllocMultiRuntime();
}
m_singleThreaded = (m_runtimeProvider.ThreadingModel == ThreadingModel.SingleThreaded);
}
private void _OnCommunicationInstanceStart()
{
m_module = Global.CommunicationInstance.GetCommunicationModule <TrinityFFIModule>();
Log.WriteLine("Scanning for foreign runtime providers.");
m_providers = AssemblyUtility.GetAllClassInstances <ILanguageRuntimeProvider>();
foreach (var runtime_provider in m_providers)
{
try
{
ProgramRunner runner = new ProgramRunner(runtime_provider, m_module);
Log.WriteLine("Discovered foreign runtime provider '{0}'.", runtime_provider.Name);
foreach (var format in runtime_provider.SupportedSuffix)
{
m_runners[format] = runner;
Log.WriteLine(LogLevel.Debug, "Use {0} to load *.{1}.", runtime_provider.Name, format);
}
}
catch (Exception ex)
{
Log.WriteLine(LogLevel.Error, "Failed to load foreign runtime provider '{0}':{1}", runtime_provider.Name, ex.ToString());
}
}
Log.WriteLine("Scanning for FFI Programs.");
string dir;
string[] files;
dir = FFIConfig.Instance.ProgramDirectory;
dir = FileUtility.CompletePath(dir, create_nonexistent: true);
files = Directory.GetFiles(dir);
foreach (var file in files)
{
try
{
var suffix = Path.GetExtension(file);
if (m_runners.TryGetValue(suffix, out var runner))
{
Log.WriteLine("Loading program {0} with {1}.", Path.GetFileName(file), runner.RuntimeName);
runner.LoadProgram(file);
}
}
catch { }
}
}