static void Main8(string[] args)
{
DelAdd objDelAdd = Class2.Add; // step 2
Console.WriteLine(objDelAdd(10, 20)); // step 3
Console.ReadLine();
}
static void Main9(string[] args)
{
Class2 c2 = new Class2();
DelAdd objDelAdd = c2.Add; // step 2
Console.WriteLine(objDelAdd(10, 20)); // step 3
Console.ReadLine();
}
static void Main7(string[] args)
{
//DelAdd objDelAdd = new DelAdd(Add);
DelAdd objDelAdd = Add;
objDelAdd = Substract;
Console.WriteLine(objDelAdd(10, 20));
Console.ReadLine();
}
static void Main6()
{
//DelAdd objDelAdd = new DelAdd(Add);
DelAdd objDelAdd = Add;
Console.WriteLine(objDelAdd(10, 20));
// TO DO : Try multicast delegates with parameters and a return value
Console.ReadLine();
}
static void Main(string[] args)
{
//3.实例化一个委托
DelAdd d1 = new DelAdd(Add);
int result = d1(1, 2);
Console.WriteLine(result);
Console.ReadKey();
}
static void Main(string[] args)
{
//2. 这个委托指向 lambda表达式
DelAdd add1 = (x, y) => { return(x + y); };
int restult = add1(1, 2);
Console.WriteLine(restult);
Console.ReadKey();
}
public void FAdd(int N, DelAdd _Ad)
{
for (i = 0; i < N; i++)
{
for (j = 0; j < N; j++)
{
_Ad();
}
}
}
static void huidao(IAsyncResult asc)
{
Console.WriteLine("回调结果--- ");
var ascResult = (AsyncResult)asc;
Console.WriteLine(asc.IsCompleted.ToString());//状态
DelAdd delAdd = (DelAdd)ascResult.AsyncDelegate;
int result = delAdd.EndInvoke(asc);
Console.WriteLine("结果 " + result);
}
static void Main7()
{
//DelAdd objDelAdd = new DelAdd(Add);
//DelAdd objDelAdd = Class2.Add; //if static
Class2 objCls2 = new Class2();
DelAdd objDelAdd = objCls2.Add; //if not static
Console.WriteLine(objDelAdd(10, 20));
// TO DO : Try multicast delegates with parameters and a return value
Console.ReadLine();
}
static void Main(string[] args)
{
SubThread st = new SubThread();
//1、用类的字段方法返回变量
//Thread t = new Thread(new ParameterizedThreadStart(st.Add));
MyStruct s = new MyStruct();
s.a = 1;
s.b = 2;
//t.Start(s);
//t.IsBackground = true;
//Thread.Sleep(200);
//Console.WriteLine(st.Result.ToString());
//2、用委托异步调用，还是会阻塞主线程
// 与 BeginInvoke 对应 有个 EndInvoke 方法,而且运行完毕返回 IAsyncResult 类型的返回值.
//这样我们可以这样收集 线程函数的 返回值
//MyDelegate dele = new MyDelegate (MyFunction);
//IAsyncResult ref = dele.BeginInvoke(10,"abcd");
//...
//int result = dele.EndInvoke(ref); <----收集 返回值
//int MyFunction(int count, string str); <----带参数和返回值的 线程函数
//DelAdd del = new DelAdd(st.AddWithReturn);
//IAsyncResult asc = del.BeginInvoke(s,null,null);
//int result = del.EndInvoke(asc);
//Console.WriteLine(result.ToString());
//Console.WriteLine("main thread");
//3、异步回调，不阻塞主线程
DelAdd del = new DelAdd(st.AddWithReturn);
IAsyncResult asc = del.BeginInvoke(s, new AsyncCallback(huidao), null);
//int result = del.EndInvoke(asc);
//Console.WriteLine(result.ToString());
Console.WriteLine("main thread---");
Console.WriteLine("main thread---");
Console.WriteLine("main thread---");
Console.ReadKey();
}
static void Main()
{
HttpChannel ch = new HttpChannel();
ChannelServices.RegisterChannel(ch,false);
INumber robj = (INumber)Activator.GetObject(
typeof(INumber),
"http://localhost:1234/RemoteNumber.soap");
Console.WriteLine("Client.Main(): Referencia para objecto remoto adquirida");
DateTime start = System.DateTime.Now;
Console.WriteLine("Client.Main(): Vai colocar novo valor=42");
// Invocação Assíncrona do método setValue()
DelSetValue svdel = new DelSetValue(robj.setValue);
IAsyncResult svasyncres = svdel.BeginInvoke(42, null, null);
// Invocação Assíncrona do método add()
DelAdd adddel = new DelAdd(robj.add);
IAsyncResult addsyncres = adddel.BeginInvoke(42,100,null, null);
// Continua a realizar Acções
// Obter os resultados da invocação assíncrona
Console.WriteLine("Client.Main(): Obter resultado do SetValue()");
svdel.EndInvoke(svasyncres);
Console.WriteLine("Client.Main(): Obter resultado de add()");
int soma = adddel.EndInvoke(addsyncres);
Console.WriteLine("Client.Main(): soma: {0}", soma);
Console.WriteLine("Client.Main(): Vai ler o valor");
int tmp = robj.getValue();
Console.WriteLine("Client.Main(): Novo valor no server: {0}", tmp);
DateTime end = System.DateTime.Now;
TimeSpan texec = end.Subtract(start);
Console.WriteLine("Client.Main(): Tempo de Execução: {0}s:{1}ms", texec.Seconds, texec.Milliseconds);
Console.ReadLine();
}
static int PassMethodToCallAsAParameter(DelAdd objDelAdd, int a, int b)// objDelAdd = Add , a =20 , b= 10
{
return(objDelAdd(a, b));
}
static void Main()
{
HttpChannel ch = new HttpChannel();
ChannelServices.RegisterChannel(ch,false);
INumber robj = (INumber)Activator.GetObject(
typeof(INumber),
"http://localhost:1234/RemoteNumber.soap");
Console.WriteLine("Client.Main(): Vai colocar novo valor=100");
// Invocação Assíncrona do método SetValue
DelSetValue svdel = new DelSetValue(robj.setValue);
AsyncCallback mycallback = new AsyncCallback(setValueCompleted);
start = System.DateTime.Now;
IAsyncResult svasyncres = svdel.BeginInvoke(100, mycallback, "set value com 100");
while (!svasyncres.IsCompleted)
{ // O cliente continua a fazer trabalho até a operação terminar
Console.WriteLine("espera fim operação");
Console.WriteLine("novo valor= {0}", robj.getValue());
Thread.Sleep(1000);
}
Console.WriteLine("novo valor= {0}", robj.getValue());
AsyncCallback myCbadd = new AsyncCallback(AddCompleted);
DelAdd adddel = new DelAdd(robj.add);
IAsyncResult svasyncresadd = adddel.BeginInvoke(100, 200, myCbadd, "add 100 com 200");
while (!svasyncresadd.IsCompleted)
{ // O cliente continua a fazer trabalho até a operação terminar
Console.WriteLine("espera fim operação add");
Thread.Sleep(1000);
}
Console.WriteLine("RES="+resAdd);
Console.ReadLine();
}
static int PassMethodeToCallAsParameter(DelAdd objDelAdd, int a, int b)
{
return(objDelAdd(a, b));
}
