thrift/tutorial/py/PythonServer.py
2009-01-24 19:37:41 +00:00

78 lines
1.9 KiB
Python
Executable File

#!/usr/bin/env python
import sys
sys.path.append('../gen-py')
from tutorial import Calculator
from tutorial.ttypes import *
from shared.ttypes import SharedStruct
from thrift.transport import TSocket
from thrift.transport import TTransport
from thrift.protocol import TBinaryProtocol
from thrift.server import TServer
class CalculatorHandler:
def __init__(self):
self.log = {}
def ping(self):
print 'ping()'
def add(self, n1, n2):
print 'add(%d,%d)' % (n1, n2)
return n1+n2
def calculate(self, logid, work):
print 'calculate(%d, %r)' % (logid, work)
if work.op == Operation.ADD:
val = work.num1 + work.num2
elif work.op == Operation.SUBTRACT:
val = work.num1 - work.num2
elif work.op == Operation.MULTIPLY:
val = work.num1 * work.num2
elif work.op == Operation.DIVIDE:
if work.num2 == 0:
x = InvalidOperation()
x.what = work.op
x.why = 'Cannot divide by 0'
raise x
val = work.num1 / work.num2
else:
x = InvalidOperation()
x.what = work.op
x.why = 'Invalid operation'
raise x
log = SharedStruct()
log.key = logid
log.value = '%d' % (val)
self.log[logid] = log
return val
def getStruct(self, key):
print 'getStruct(%d)' % (key)
return self.log[key]
def zip(self):
print 'zip()'
handler = CalculatorHandler()
processor = Calculator.Processor(handler)
transport = TSocket.TServerSocket(9090)
tfactory = TTransport.TBufferedTransportFactory()
pfactory = TBinaryProtocol.TBinaryProtocolFactory()
server = TServer.TSimpleServer(processor, transport, tfactory, pfactory)
# You could do one of these for a multithreaded server
#server = TServer.TThreadedServer(processor, transport, tfactory, pfactory)
#server = TServer.TThreadPoolServer(processor, transport, tfactory, pfactory)
print 'Starting the server...'
server.serve()
print 'done.'