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75 lines
2.3 KiB
OCaml
Executable File
75 lines
2.3 KiB
OCaml
Executable File
(*
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Licensed to the Apache Software Foundation (ASF) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The ASF licenses this file
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to you under the Apache License, Version 2.0 (the
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"License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing,
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software distributed under the License is distributed on an
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, either express or implied. See the License for the
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specific language governing permissions and limitations
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under the License.
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*)
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open Arg
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open Thrift
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open Tutorial_types
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open Shared_types
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exception Die;;
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let sod = function
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Some v -> v
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| None -> raise Die;;
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type connection = {
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trans : Transport.t ;
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proto : Thrift.Protocol.t;
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calc : Calculator.client ;
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}
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let connect ~host port =
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let tx = new TSocket.t host port in
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let proto = new TBinaryProtocol.t tx in
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let calc = new Calculator.client proto proto in
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tx#opn;
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{ trans = tx ; proto = proto; calc = calc }
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;;
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let doclient () =
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let cli = connect ~host:"127.0.0.1" 9090 in
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try
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cli.calc#ping ;
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Printf.printf "ping()\n" ; flush stdout ;
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(let sum = cli.calc#add (Int32.of_int 1) (Int32.of_int 1) in
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Printf.printf "1+1=%ld\n" sum ;
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flush stdout) ;
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(let w = new work in
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w#set_op Operation.DIVIDE ;
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w#set_num1 (Int32.of_int 1) ;
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w#set_num2 (Int32.of_int 0) ;
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try
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let quotient = cli.calc#calculate (Int32.of_int 1) w in
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Printf.printf "Whoa? We can divide by zero!\n" ; flush stdout
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with InvalidOperation io ->
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Printf.printf "InvalidOperation: %s\n" io#grab_why ; flush stdout) ;
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(let w = new work in
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w#set_op Operation.SUBTRACT ;
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w#set_num1 (Int32.of_int 15) ;
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w#set_num2 (Int32.of_int 10) ;
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let diff = cli.calc#calculate (Int32.of_int 1) w in
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Printf.printf "15-10=%ld\n" diff ; flush stdout) ;
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(let ss = cli.calc#getStruct (Int32.of_int 1) in
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Printf.printf "Check log: %s\n" ss#grab_value ; flush stdout) ;
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cli.trans#close
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with Transport.E (_,what) ->
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Printf.printf "ERROR: %s\n" what ; flush stdout
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;;
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doclient();;
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