def sayHello(self):
fName = self.UQueue.LoadString()
if not fName or not len(fName):
raise Se(12345, 'First name cannot be empty!')
lName = self.UQueue.LoadString()
res = u'Hello ' + fName + ' ' + lName
print(res)
return Sb().SaveString(res)
def test_enqueue(aq):
print('Going to enqueue 1024 messages ......')
idMessage = 0
n = 0
with Sb() as sb:
while n < 1024:
s = str(n) + ' Object test'
m = n % 3
if m == 0:
idMessage = idMessage0
elif m == 1:
idMessage = idMessage1
else:
idMessage = idMessage2
# sleep(0.1)
# enqueue two unicode strings and one int
if not aq.Enqueue(
TEST_QUEUE_KEY, idMessage,
sb.SaveString('SampleName').SaveString(s).SaveInt(n)):
aq.throw(CAsyncQueue.idEnqueue)
sb.Size = 0 #reset buffer content
n += 1
except CServerError as ex: # an exception from remote server
print(ex)
except CSocketError as ex: # a communication error
print(ex)
except Exception as ex:
# invalid parameter, bad de-serialization, and so on
print('Unexpected error: ' + str(ex))
print('')
print(
'Send requests with inline batching for better network efficiency with fewer trips'
)
try:
fut0 = hw.sendRequest(
hwConst.idSayHello,
Sb().SaveString('Hilary').SaveString('Clinton'))
fut1 = hw.sendRequest(hwConst.idSleep, Sb().SaveUInt(15000))
fut2 = hw.sendRequest(
hwConst.idSayHello,
Sb().SaveString('Donald').SaveString('Trump'))
fut3 = hw.sendRequest(hwConst.idSayHello,
Sb().SaveString('Jack').SaveString('Smith'))
# save a complex object that has interface IUSerializer implemented
fut4 = hw.sendRequest(hwConst.idEcho, Sb().Save(ms))
# hw.Socket.Cancel()
print('All requests are sent to server for processing ......')
print(fut0.result().LoadString())
print('Buffer size: ' +
str(fut1.result().Size)) # sleep returns an empty buffer
# bad_operation = fut1.result().LoadString()
def echo(self):
# return self.UQueue #this also works
ms = CMyStruct()
ms.LoadFrom(self.UQueue)
return ms.SaveTo(Sb())
def echo(self, ms):
return self.sendRequest(hwConst.idEcho,
Sb().Save(ms)).result().Load(CMyStruct())
def sleep(self, ms):
sb = self.sendRequest(hwConst.idSleep, Sb().SaveInt(ms)).result()
def say_hello(self, fName, lName):
buffer = Sb()
buffer.SaveString(fName).SaveString(lName)
future = self.sendRequest(hwConst.idSayHello, buffer)
sb = future.result()
return sb.LoadString()
from spa.clientside import *
from consts import hwConst
from msstruct import CMyStruct
class CHelloWorld(CAsyncServiceHandler):
def __init__(self):
super(CHelloWorld, self).__init__(hwConst.sidHelloWorld)
if CUQueue.DEFAULT_OS == tagOperationSystem.osWin:
CClientSocket.QueueConfigure.WorkDirectory = "c:\\sp_test"
else:
CClientSocket.QueueConfigure.WorkDirectory = "/home/yye/sp_test/"
CClientSocket.QueueConfigure.MessageQueuePassword = "******"
rs = ReplicationSetting()
with CReplication(CHelloWorld, rs) as rep:
ConnQueue = {}
cc = CConnectionContext("127.0.0.1", 20901, "replication", "p4localhost")
ConnQueue["Tolocal"] = cc
cc = CConnectionContext("192.168.1.122", 20901, "remote_rep", "PassOne")
ConnQueue["ToLinux"] = cc
ok = rep.Start(ConnQueue, "hw_root_queue_name")
ok = rep.StartJob()
ok = rep.Send(hwConst.idSayHelloHelloWorld,
Sb().SaveString(u'Jack').SaveString(u'Smith'))
ok = rep.Send(hwConst.idEchoHelloWorld, Sb().Save(CMyStruct.MakeOne()))
ok = rep.EndJob()
print('Read a line to continue ......')
line = sys.stdin.readline()
super(Pi, self).__init__(piConst.sidPi)
print('Client: tell me load balance host address:')
cc = CConnectionContext(sys.stdin.readline().strip(), 20901, "lb_client",
"pwd_lb_client")
with CSocketPool(Pi) as spPi:
spPi.QueueName = 'lbqname'
if spPi.StartSocketPool(cc, 1):
pi = spPi.SeekByQueue()
dPi = 0.0
nDivision = 1000
nNum = 10000000
dStep = 1.0 / nNum / nDivision
vF = []
for n in range(0, nDivision):
dStart = float(n) / nDivision
vF.append(
pi.sendRequest(
piConst.idComputePi,
Sb().SaveDouble(dStart).SaveDouble(dStep).SaveInt(nNum)))
for f in vF:
sb = f.result()
dPi += sb.LoadDouble()
print('dStart: ' + str(sb.LoadDouble()))
print('pi: ' + str(dPi) + ', returns: ' + str(len(vF)))
else:
print('No connection to ' + cc.Host)
print('Press key ENTER to kill the demo ......')
sys.stdin.readline()