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90 lines
3.1 KiB
Erlang
90 lines
3.1 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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%% The JSON protocol over HTTP implementation was created by
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%% Peter Neumark <neumark.peter@gmail.com> based on
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%% the binary protocol + socket tutorial. Use with the same server
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%% that the Javascript tutorial uses!
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-module(json_client).
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-include("calculator_thrift.hrl").
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-export([t/0]).
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%% Client constructor for the http transports
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%% with the json protocol
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new_client(Host, Path, Service, _Options) ->
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{ProtoOpts, TransOpts} = {[],[]},
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TransportFactory = fun() -> thrift_http_transport:new(Host, Path, TransOpts) end,
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{ok, ProtocolFactory} = thrift_json_protocol:new_protocol_factory(
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TransportFactory, ProtoOpts),
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{ok, Protocol} = ProtocolFactory(),
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thrift_client:new(Protocol, Service).
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p(X) ->
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io:format("~p~n", [X]),
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ok.
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t() ->
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inets:start(),
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{ok, Client0} = new_client("127.0.0.1:8088", "/thrift/service/tutorial/",
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calculator_thrift,
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[]),
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{Client1, {ok, ok}} = thrift_client:call(Client0, ping, []),
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io:format("ping~n", []),
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{Client2, {ok, Sum}} = thrift_client:call(Client1, add, [1, 1]),
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io:format("1+1=~p~n", [Sum]),
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{Client3, {ok, Sum1}} = thrift_client:call(Client2, add, [1, 4]),
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io:format("1+4=~p~n", [Sum1]),
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Work = #work{op=?tutorial_Operation_SUBTRACT,
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num1=15,
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num2=10},
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{Client4, {ok, Diff}} = thrift_client:call(Client3, calculate, [1, Work]),
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io:format("15-10=~p~n", [Diff]),
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{Client5, {ok, Log}} = thrift_client:call(Client4, getStruct, [1]),
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io:format("Log: ~p~n", [Log]),
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Client6 =
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try
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Work1 = #work{op=?tutorial_Operation_DIVIDE,
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num1=1,
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num2=0},
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{ClientS1, {ok, _Quot}} = thrift_client:call(Client5, calculate, [2, Work1]),
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io:format("LAME: exception handling is broken~n", []),
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ClientS1
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catch
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throw:{ClientS2, Z} ->
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io:format("Got exception where expecting - the " ++
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"following is NOT a problem!!!~n"),
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p(Z),
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ClientS2
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end,
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{Client7, {ok, ok}} = thrift_client:call(Client6, zip, []),
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io:format("zip~n", []),
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{_Client8, ok} = thrift_client:close(Client7),
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ok.
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