/// <summary>
/// 开始处理
/// </summary>
/// <param name="remoteTask"></param>
public static void Process(IRemoteTaskRequest remoteTask)
{
//将请求加入队列
remoteTaskRequests.Enqueue(remoteTask);
if (!remoteTaskRequests.IsEmpty)
{
//从RemoteTaskPool中取得对象
var remoteTaskApplication = remoteApplicationPool.OutPool();
//从请求队列中将请出列，交由remoteTaskAppliction处理
IRemoteTaskRequest remoteTaskRequest;
remoteTaskRequests.TryDequeue(out remoteTaskRequest);
//将请求交由RemoteTaskApplication处理
remoteTaskApplication.Process(remoteTaskRequest);
//请求处理完之后，我们要将RemoteTaskApplication对象释放到对象池中
remoteApplicationPool.InPool(remoteTaskApplication);
}
}
public string CloneFilesAndAssembles(IRemoteTaskRequest remoteTask)
{
var remoteTaskDirectoryPath = Path.Combine(this.REMOTETASKSBASEPATH, remoteTask.RemoteTaskIdentity.ToString());
if (!Directory.Exists(remoteTaskDirectoryPath))
{
Directory.CreateDirectory(remoteTaskDirectoryPath);
}
this.SaveFile(remoteTask.CodeFile.CodeFileBytes, remoteTaskDirectoryPath, remoteTask.CodeFile.CodeFileName);
if (remoteTask.ReferencedAssembles == null)
{
return(remoteTaskDirectoryPath);
}
foreach (var referencedAssemble in remoteTask.ReferencedAssembles)
{
this.SaveFile(referencedAssemble.ReferencedAssembleBytes, remoteTaskDirectoryPath, referencedAssemble.ReferencedAssembleName);
}
return(remoteTaskDirectoryPath);
}
public void BuildDynamicAssemble(IRemoteTaskRequest remoteTask)
{
var filesAndAssemblesDirectoryPath = this.CloneFilesAndAssembles.CloneFilesAndAssembles(remoteTask);
var code = string.Empty;
//读取代码文件中的源代码，并动态构造一个程序集
using (var fileStream = new FileStream(Path.Combine(filesAndAssemblesDirectoryPath, remoteTask.CodeFile.CodeFileName), FileMode.Open, FileAccess.Read))
{
using (var streamReader = new StreamReader(fileStream))
{
code = streamReader.ReadToEnd();
}
}
//var engine = new ScriptEngine();
//var session = engine.CreateSession();
//session.AddReference(typeof(IRemoteTaskClass).Assembly.Location);
//session.ImportNamespace("System.Linq");
var syntaxTree = SyntaxFactory.ParseSyntaxTree(code);
var compilation = CSharpCompilation.Create("RemoteTaskAutoBuildDll.dll", new[] { syntaxTree },
options: new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary),
references: new[]
{
new MetadataFileReference(typeof(object).Assembly.Location),
new MetadataFileReference(typeof(IRemoteTaskClass).Assembly.Location)
});
var model = compilation.GetSemanticModel(syntaxTree);
var root = (CompilationUnitSyntax)syntaxTree.GetRoot();
var nameInfo = model.GetSymbolInfo(root.Usings[0].Name);
var systemSymbol = (INamespaceSymbol)nameInfo.Symbol;
foreach (var ns in systemSymbol.GetNamespaceMembers())
{
Trace.WriteLine(ns.Name);
}
using (var fileStream = new FileStream(Path.Combine(filesAndAssemblesDirectoryPath, "RemoteTaskAutoBuildDll.dll"), FileMode.OpenOrCreate, FileAccess.ReadWrite))
{
compilation.Emit(fileStream);
}
}
/// <summary>
/// 开始处理请求
/// </summary>
/// <param name="remoteTaskRequest">请求信息</param>
public void Process(IRemoteTaskRequest remoteTaskRequest)
{
//加载所有模块和模块中绑定的事件处理程序
this.InitModules(this);
//创建一个事件参数
var retmoeTaskEventArgs = new RemoteTaskEventArgs()
{
RemoteTaskRequest = remoteTaskRequest
};
//调用开始请求事件
if (this.OnRequest != default(EventHandler <RemoteTaskEventArgs>))
{
this.OnRequest(this, retmoeTaskEventArgs);
}
//TODO:实际处理逻辑，这里将要调用封住的Roslyn酷进行动态编译
//调用结束请求事件
if (this.EndRequest != default(EventHandler <RemoteTaskEventArgs>))
{
this.EndRequest(this, retmoeTaskEventArgs);
}
}
