/// <summary>
/// 监控扩展。
/// </summary>
/// <param name="descriptor">扩展描述符条目。</param>
/// <param name="monitor">监控动作。</param>
public override void Monitor(ExtensionDescriptorEntry descriptor, Action <IVolatileToken> monitor)
{
if (Disabled)
{
return;
}
if (DisableMonitoring)
{
return;
}
//如果程序集文件存在则进行监控。
var assemblyPath = GetAssemblyPath(descriptor);
if (assemblyPath != null)
{
Logger.Debug("监控虚拟路径 \"{0}\"", assemblyPath);
monitor(_applicationFolder.WhenPathChanges(assemblyPath));
return;
}
//如果该组件不存在，我们监测含有“bin”文件夹后，如果是在Visual Studio中，例如重新编译的组件可能存在，我们需要改变配置检测。
var assemblyDirectory = _applicationFolder.Combine(descriptor.Location, descriptor.Id, "bin");
if (!_applicationFolder.DirectoryExists(assemblyDirectory))
{
return;
}
Logger.Debug("监控虚拟路径 \"{0}\"", assemblyDirectory);
monitor(_applicationFolder.WhenPathChanges(assemblyDirectory));
}
private IEnumerable <ExtensionDescriptorEntry> HarvestExtensions(string path, string extensionType, string manifestName, bool manifestIsOptional)
{
var key = string.Format("{0}-{1}-{2}", path, manifestName, extensionType);
return(_cacheManager.Get(key, ctx =>
{
if (!DisableMonitoring)
{
Logger.Debug("监控虚拟路径 \"{0}\"", path);
ctx.Monitor(_applicationFolder.WhenPathChanges(path));
}
return AvailableExtensionsInFolder(path, extensionType, manifestName, manifestIsOptional).ToArray();
}));
}
public PlacementFile Parse(string virtualPath)
{
return(_cacheManager.Get(virtualPath, context =>
{
if (!DisableMonitoring)
{
Logger.Debug("监控虚拟路径 \"{0}\"", virtualPath);
context.Monitor(_webSiteFolder.WhenPathChanges(virtualPath));
}
var placementText = _webSiteFolder.ReadFile(virtualPath);
return ParseImplementation(placementText);
}));
}
