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%%
%% 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.
%%
-module(server).
-include("calculator_thrift.hrl").
-export([start/0, start/1, handle_function/2,
stop/1, ping/0, add/2, calculate/2, getStruct/1, zip/0]).
debug(Format, Data) ->
error_logger:info_msg(Format, Data).
ping() ->
debug("ping()",[]),
ok.
add(N1, N2) ->
debug("add(~p,~p)",[N1,N2]),
N1+N2.
calculate(Logid, Work) ->
{ Op, Num1, Num2 } = { Work#'Work'.op, Work#'Work'.num1, Work#'Work'.num2 },
debug("calculate(~p, {~p,~p,~p})", [Logid, Op, Num1, Num2]),
case Op of
?TUTORIAL_OPERATION_ADD -> Num1 + Num2;
?TUTORIAL_OPERATION_SUBTRACT -> Num1 - Num2;
?TUTORIAL_OPERATION_MULTIPLY -> Num1 * Num2;
?TUTORIAL_OPERATION_DIVIDE when Num2 == 0 ->
throw(#'InvalidOperation'{whatOp=Op, why="Cannot divide by 0"});
?TUTORIAL_OPERATION_DIVIDE ->
Num1 div Num2;
_Else ->
throw(#'InvalidOperation'{whatOp=Op, why="Invalid operation"})
end.
getStruct(Key) ->
debug("getStruct(~p)", [Key]),
#'SharedStruct'{key=Key, value="RARG"}.
zip() ->
debug("zip", []),
ok.
%%
start() ->
start(9090).
start(Port) ->
Handler = ?MODULE,
thrift_socket_server:start([{handler, Handler},
{service, calculator_thrift},
{port, Port},
{name, tutorial_server}]).
stop(Server) ->
thrift_socket_server:stop(Server).
handle_function(Function, Args) when is_atom(Function), is_tuple(Args) ->
case apply(?MODULE, Function, tuple_to_list(Args)) of
ok -> ok;
Reply -> {reply, Reply}
end.