+++ /dev/null
---
--- Licensed to the Apache Software Foundation (ASF) under one
--- or more contributor license agreements. See the NOTICE file
--- distributed with this work for additional information
--- regarding copyright ownership. The ASF licenses this file
--- to you under the Apache License, Version 2.0 (the
--- "License"); you may not use this file except in compliance
--- with the License. You may obtain a copy of the License at
---
--- http://www.apache.org/licenses/LICENSE-2.0
---
--- Unless required by applicable law or agreed to in writing,
--- software distributed under the License is distributed on an
--- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
--- KIND, either express or implied. See the License for the
--- specific language governing permissions and limitations
--- under the License.
---
-
-{-# LANGUAGE OverloadedStrings #-}
-
-import qualified Calculator
-import Calculator_Iface
-import Tutorial_Types
-import SharedService_Iface
-import Shared_Types
-
-import Thrift
-import Thrift.Protocol.Binary
-import Thrift.Transport
-import Thrift.Server
-
-import Data.Int
-import Data.String
-import Data.Maybe
-import Text.Printf
-import Control.Exception (throw)
-import Control.Concurrent.MVar
-import qualified Data.Map as M
-import Data.Map ((!))
-import Data.Monoid
-
-data CalculatorHandler = CalculatorHandler {mathLog :: MVar (M.Map Int32 SharedStruct)}
-
-newCalculatorHandler = do
- log <- newMVar mempty
- return $ CalculatorHandler log
-
-instance SharedService_Iface CalculatorHandler where
- getStruct self k = do
- myLog <- readMVar (mathLog self)
- return $ (myLog ! k)
-
-
-instance Calculator_Iface CalculatorHandler where
- ping _ =
- print "ping()"
-
- add _ n1 n2 = do
- printf "add(%d,%d)\n" n1 n2
- return (n1 + n2)
-
- calculate self mlogid mwork = do
- printf "calculate(%d, %s)\n" logid (show work)
-
- let val = case op work of
- ADD ->
- num1 work + num2 work
- SUBTRACT ->
- num1 work - num2 work
- MULTIPLY ->
- num1 work * num2 work
- DIVIDE ->
- if num2 work == 0 then
- throw $
- InvalidOperation {
- invalidOperation_whatOp = fromIntegral $ fromEnum $ op work,
- invalidOperation_why = "Cannot divide by 0"
- }
- else
- num1 work `div` num2 work
-
- let logEntry = SharedStruct logid (fromString $ show $ val)
- modifyMVar_ (mathLog self) $ return .(M.insert logid logEntry)
-
- return $! val
-
- where
- -- stupid dynamic languages f'ing it up
- num1 = work_num1
- num2 = work_num2
- op = work_op
- logid = mlogid
- work = mwork
-
- zip _ =
- print "zip()"
-
-main = do
- handler <- newCalculatorHandler
- print "Starting the server..."
- runBasicServer handler Calculator.process 9090
- print "done."