private static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
var employees = new List <Employee>
{
new Employee {
BadgeNumber = 2, FirstName = "Sunny", LastName = "Hook", Id = 22, VacationAccurateRate = 2.1F, VacationAccured = 1.2F
},
new Employee {
BadgeNumber = 3, FirstName = "Cheese", LastName = "Burger", Id = 33, VacationAccurateRate = 2.1F, VacationAccured = 1.2F
}
};
using (var call = client.SaveAll())
{
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine("Saved: " + responseStream.Current.Employee);
}
});
foreach (var e in employees)
{
await requestStream.WriteAsync(new EmployeeRequest { Employee = e });
}
await requestStream.CompleteAsync();
await responseTask; //order is important.
}
}
public static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
var employes = new List <Employee>
{
new Employee
{
No = 111,
FirstName = "monica",
LastName = "Geller",
//Salary = 7916.1f
MonthSalary = new MonthSalary
{
Basic = 5000f,
Bonus = 125.5f
},
Status = EmployeeStatus.Resigned,
LastModified = Timestamp.FromDateTime(DateTime.UtcNow)
},
new Employee
{
No = 112,
FirstName = "Joey",
LastName = "Tribbiani",
//Salary = 500
MonthSalary = new MonthSalary
{
Basic = 5000f,
Bonus = 125.5f
},
Status = EmployeeStatus.Resigned,
LastModified = Timestamp.FromDateTime(DateTime.UtcNow)
}
};
using var call = client.SaveAll();
var resquestStream = call.RequestStream;
var responseStream = call.ResponseStream;
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine($"Saved: {responseStream.Current.Employee}");
}
});
foreach (var employee in employes)
{
await resquestStream.WriteAsync(new EmployeeRequest
{
E = employee
});
}
await resquestStream.CompleteAsync();
await responseTask;
}
public static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
var employees = new List <Employee>
{
new Employee
{
No = 111,
FirstName = "CC",
LastName = "DD",
MonthSalary = new MonthSalary
{
Basic = 5000f,
Bouns = 125.5f
},
Status = EmployeeStatus.Normal,
LastModified = Timestamp.FromDateTime(DateTime.UtcNow)
},
new Employee
{
No = 222,
FirstName = "CAC",
LastName = "DDT",
MonthSalary = new MonthSalary
{
Basic = 5000f,
Bouns = 125.5f
},
Status = EmployeeStatus.Normal,
LastModified = Timestamp.FromDateTime(DateTime.UtcNow)
}
};
using var call = client.SaveAll();
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine($"Saved: {responseStream.Current.Employee}");
}
});
foreach (var employee in employees)
{
await requestStream.WriteAsync(new EmployeeRequest
{
Employee = employee
});;
}
await requestStream.CompleteAsync();
await responseTask;
}
private static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
var employees = new List <Employee>
{
new Employee
{
Id = 111,
FirstName = "Monica",
LastName = "Geller",
Salary = 7890.1f,
},
new Employee
{
No = 222,
FirstName = "Joey",
LastName = "Tribbiani",
Salary = 500
}
};
var call = client.SaveAll();
//因为两端都是用流的方式传输，所以需要获取两个流示例
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
//创建一个响应流Task,用于接收服务器端返回的消息
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine($"Saved:{responseStream.Current.Employee}");
}
});
//像之前一样，向请求流中写入数据
foreach (var employee in employees)
{
await requestStream.WriteAsync(new EmployeeRequest
{
Employee = employee
});
}
//顺序不可调换，否则会一直收不到服务器端返回的消息
await requestStream.CompleteAsync();
await responseTask;
}
public static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
var employees = new List <Employee>
{
new Employee
{
No = 111,
FirstName = "EEEEE",
LastName = "Geller",
Salary = 7800.9f
},
new Employee
{
No = 222,
FirstName = "John",
LastName = "Tril",
Salary = 533f
}
};
using var call = client.SaveAll();
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine($"Saved:{ responseStream.Current.Info }");
}
});
// 发送请求的逻辑
foreach (var employee in employees)
{
await requestStream.WriteAsync(new EmployeeRequest
{
Employee = employee
});
}
await requestStream.CompleteAsync();
await responseTask;
}
//duplex stream
static async Task SaveAll(EmployeeService.EmployeeServiceClient client)
{
var employees = new List <Employee>
{
new Employee
{
Id = 123,
BadgeNumber = 1,
FirstName = "Ermir",
LastName = "Beqiraj",
VacationAccrualRate = 1.7f,
VacationAccrued = 10
}
};
using (var call = client.SaveAll())
{
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
// !important note: as soon as first request is made, we don't know how the server will response,
// it may respond directly after first request, or it might collect responses
// and respond after all requests have been finished,
// so: we should handle responses async from requests
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine($"Saved : {responseStream.Current.Employee}");
}
});
foreach (var item in employees)
{
await requestStream.WriteAsync(new EmployeeRequest { Employee = item });
}
// let server know we are done sending requests
await requestStream.CompleteAsync();
// wait after letting server know we finished requests
await responseTask;
}
}
public static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
var employees = new List <Employee>
{
new Employee
{
No = 666,
FirstName = "lll",
LastName = "H"
},
new Employee
{
No = 777,
FirstName = "qqq",
LastName = "G"
}
};
using var call = client.SaveAll();
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Log.Debug($"saved: {responseStream.Current.Employee}");
Console.WriteLine($"saved: {responseStream.Current.Employee}");
}
});
foreach (var employee in employees)
{
await requestStream.WriteAsync(new EmployeeRequest
{
Employee = employee
});
}
await requestStream.CompleteAsync();
await responseTask;
}
static async Task SaveAll(EmployeeService.EmployeeServiceClient client)
{
using var call = client.SaveAll();
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
var employees = new List <Employee> {
new Employee
{
Id = 5,
No = 1002,
FirstName = "ye",
LastName = "feng",
Salary = 2203
},
new Employee
{
Id = 6,
No = 1004,
FirstName = "liu",
LastName = "jie",
Salary = 3443
},
};
var responseTask = Task.Run(async() => {
while (await responseStream.MoveNext())
{
Console.WriteLine($"Save Employee {responseStream.Current.Employee}");
}
});
foreach (var employee in employees)
{
await requestStream.WriteAsync(new EmployeeRequest { Employee = employee });
}
await requestStream.CompleteAsync();
await responseTask;
}
public async Task <List <Models.Employee> > SaveAllAsync(List <Models.Employee> employees)
{
var result = new List <Models.Employee>();
var _mutex = new Mutex();
using (var call = _employeeServiceClient.SaveAll())
{
var responseReaderTask = Task.Run(async() =>
{
while (await call.ResponseStream.MoveNext())
{
_mutex.WaitOne();
result.Add(_employeeConverter.ToModel(call.ResponseStream.Current.Employee));
_mutex.ReleaseMutex();
}
});
foreach (var emp in employees)
{
var request = new ProtocolBuffers.EmployeeRequest
{
Employee = _employeeConverter.ToMessage(emp)
};
await call.RequestStream.WriteAsync(request);
}
;
await call.RequestStream.CompleteAsync();
await responseReaderTask;
}
return(result);
}
/// <summary>
/// server streaming and client streaming
/// </summary>
/// <param name="client"></param>
/// <returns></returns>
public static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
//using 是c#8 新的语法糖,当执行完当前方法后,cal对象会被释放掉
var md = new Metadata()
{
{ "client", "10.2.39.38" },
{ "message", "I am client" },
};
using var cal = client.SaveAll(md);
var stream = cal.RequestStream;
var serverStream = cal.ResponseStream;
var responseTask = Task.Run(async() =>
{
var serverMD = await cal.ResponseHeadersAsync;
foreach (var pair in serverMD)
{
Console.WriteLine($"Server key:{pair.Key},value:{pair.Value}");
}
while (await serverStream.MoveNext())
{
var serverData = serverStream.Current.Employee;
Console.WriteLine($"Client received data:{serverData}");
}
});
foreach (var employeeRequest in employeeRequests)
{
await stream.WriteAsync(employeeRequest);
}
//告诉server端数据已全部传输完毕.
await stream.CompleteAsync();
//先后顺序有要求,要client先发completed,之后才能调用启动接收server response的task,不然server端不知道client
//何时终止,不会继续往下面执行
await responseTask;
}
public static async Task SaveAllAsync(EmployeeService.EmployeeServiceClient client)
{
var employees = new List <Employee>
{
new Employee
{
No = 111,
FirstName = "Monica",
LastName = "Geller",
//Salary = 7890.1f
MonthSalary = new MonthSalary
{
Basic = 600f,
Bonus = 45.5f
},
Status = EmloyeeStatus.Resigned,
LastModify = Timestamp.FromDateTime(DateTime.UtcNow)
},
new Employee
{
No = 222,
FirstName = "Joey",
LastName = "Tribbiani",
//Salary = 500
MonthSalary = new MonthSalary
{
Basic = 560f,
Bonus = 155.5f
},
Status = EmloyeeStatus.Retired,
LastModify = Timestamp.FromDateTime(DateTime.UtcNow)
}
};
try
{
if (!NeedToken() || await GetTokenAsync(client))
{
var headers = new Metadata
{
{ "Authorization", $"Bearer {_token}" }
};
using var call = client.SaveAll(headers);
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
var responseTask = Task.Run(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine($"Saved: {responseStream.Current.Employee}");
}
});
foreach (var employee in employees)
{
await requestStream.WriteAsync(new EmployeeRequest
{
Employee = employee
});
}
await requestStream.CompleteAsync();
await responseTask;
}
}
catch (RpcException e)
{
Log.Logger.Error($"{JsonConvert.SerializeObject(e.Trailers)}");
Log.Logger.Error(e.Message);
}
}
public async Task SaveAll()
{
var employees = new List <Employee> {
new Employee {
No = 222,
FirstName = "张三",
Id = 5,
Salary = 143.23f,
Status = EmployeeStatus.OnVacation,
LastModified = Timestamp.FromDateTime(DateTime.UtcNow),
},
new Employee {
No = 444,
FirstName = "李四",
Id = 6,
Salary = 33.33f
}
};
//传入元数据
var md = new Metadata
{
{ "username", "jack" },
{ "role", "admin" }
};
using var channel = GrpcChannel.ForAddress("http://localhost:6001");
var client = new EmployeeService.EmployeeServiceClient(channel);
using var call = client.SaveAll();
var requestStream = call.RequestStream;
var responseStream = call.ResponseStream;
//var responseTask = Task.Run(async () =>
//{
// while (await responseStream.MoveNext())
// {
// Console.WriteLine($"接收：{responseStream.Current.Employee}");
// }
//});
var responseTask = await Task.Factory.StartNew(async() =>
{
while (await responseStream.MoveNext())
{
Console.WriteLine($"接收：{responseStream.Current.Employee}");
}
});
foreach (var employee in employees)
{
await requestStream.WriteAsync(new EmployeeRequest
{
Employee = employee
});
}
await requestStream.CompleteAsync(); //通知服务端请求结束
//await responseTask必须位于requestStream.CompleteAsync()之后
await responseTask;
}
static async Task Main(string[] args)
{
var metaDatas = new Metadata
{
{ "username", "Leon" },
{ "role", "administrator" },
};
using var channel = GrpcChannel.ForAddress("https://localhost:5001");
var client = new EmployeeService.EmployeeServiceClient(channel);
var response = await client.GetByNoAsync(new GetByNoRequest()
{
No = 102
}, metaDatas);
Console.WriteLine(response.Employee.FirstName);
using var getAllCall = client.GetAll(new GetAllRequest());
var responseStream = getAllCall.ResponseStream;
while (await responseStream.MoveNext())
{
Console.WriteLine(responseStream.Current.Employee.FirstName);
}
FileStream fileStream = File.OpenRead("Dream_x280.jpg");
using var uploadPhotoCall = client.UploadPhoto();
while (fileStream.Position < fileStream.Length)
{
var buffer = new byte[1024];
int length = await fileStream.ReadAsync(buffer, 0, buffer.Length);
if (length < buffer.Length)
{
Array.Resize(ref buffer, length);
}
await uploadPhotoCall.RequestStream.WriteAsync(
new UploadPhotoRequest()
{
Data = ByteString.CopyFrom(buffer)
});
}
await uploadPhotoCall.RequestStream.CompleteAsync();
using var saveAllCall = client.SaveAll();
for (int index = 0; index < 5; index++)
{
await saveAllCall.RequestStream.WriteAsync(new EmployeeRequest()
{
Employee = new Employee()
{
Id = 10 + index,
FirstName = "Employee",
LastName = index.ToString(),
No = 110 + index,
Salary = 10000 + index * 1000,
}
});
}
await saveAllCall.RequestStream.CompleteAsync();
while (await saveAllCall.ResponseStream.MoveNext())
{
Console.WriteLine(saveAllCall.ResponseStream.Current.Employee.Id);
}
Console.ReadLine();
}
