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83 lines
2.4 KiB
Erlang
83 lines
2.4 KiB
Erlang
%%
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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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%%
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%% http://www.apache.org/licenses/LICENSE-2.0
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%%
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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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-module(server).
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-include("calculator_thrift.hrl").
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-export([start/0, start/1, handle_function/2,
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stop/1, ping/0, add/2, calculate/2, getStruct/1, zip/0]).
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debug(Format, Data) ->
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error_logger:info_msg(Format, Data).
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ping() ->
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debug("ping()",[]),
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ok.
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add(N1, N2) ->
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debug("add(~p,~p)",[N1,N2]),
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N1+N2.
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calculate(Logid, Work) ->
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{ Op, Num1, Num2 } = { Work#work.op, Work#work.num1, Work#work.num2 },
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debug("calculate(~p, {~p,~p,~p})", [Logid, Op, Num1, Num2]),
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case Op of
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?tutorial_Operation_ADD -> Num1 + Num2;
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?tutorial_Operation_SUBTRACT -> Num1 - Num2;
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?tutorial_Operation_MULTIPLY -> Num1 * Num2;
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?tutorial_Operation_DIVIDE when Num2 == 0 ->
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throw(#invalidOperation{whatOp=Op, why="Cannot divide by 0"});
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?tutorial_Operation_DIVIDE ->
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Num1 div Num2;
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_Else ->
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throw(#invalidOperation{whatOp=Op, why="Invalid operation"})
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end.
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getStruct(Key) ->
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debug("getStruct(~p)", [Key]),
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#sharedStruct{key=Key, value="RARG"}.
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zip() ->
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debug("zip", []),
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ok.
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%%
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start() ->
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start(9999).
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start(Port) ->
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Handler = ?MODULE,
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thrift_socket_server:start([{handler, Handler},
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{service, calculator_thrift},
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{port, Port},
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{name, tutorial_server}]).
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stop(Server) ->
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thrift_socket_server:stop(Server).
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handle_function(Function, Args) when is_atom(Function), is_tuple(Args) ->
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case apply(?MODULE, Function, tuple_to_list(Args)) of
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ok -> ok;
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Reply -> {reply, Reply}
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end.
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