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here-data-sdk-cpp/examples/main.cpp at master · uhertlein/here-data-sdk-cpp · GitHub
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/*
* Copyright (C) 2020 HERE Europe B.V.
*
* Licensed 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.
*
* SPDX-License-Identifier: Apache-2.0
* License-Filename: LICENSE
*/
#
include
"
Options.h
"
#
include
"
ProtectedCacheExample.h
"
#
include
"
ReadExample.h
"
#
include
"
WriteExample.h
"
#
include
"
StreamLayerReadExample.h
"
#
include
<
stdio.h
>
#
include
<
string.h
>
#
include
<
iostream
>
#
include
<
sstream
>
bool
IsMatch
(
const
std::string& name,
const
tools::Option& option) {
return
name == option.
short_name
|| name == option.
long_name
;
}
enum
Examples :
int
{
read_example =
0b1
,
write_example =
0b10
,
cache_example =
0b100
,
read_stream_example =
0b1000
,
all_examples =
read_example | write_example | cache_example | read_stream_example
};
constexpr
auto
usage =
"
usage is
\n
-a, --all : run all examples
\n
"
"
-e, --example[=read|read_stream|write|cache]
\n\t
Run
"
"
example
\n
-i, --key-id
\n\t
here.access.key.id
\n
-s, --key-secret
"
"
\n\t
here.access.key.secret
\n
"
"
-c, --catalog
\n\t
Catalog HRN (HERE Resource Name).
\n
"
"
-v, --catalog-version
\n\t
The version of the catalog from which you want
"
"
to
"
"
get data(used in read example, optional).
\n
"
"
-l, --layer-id
\n\t
The layer ID inside the catalog where you want to
"
"
publish data to(required for write example).
\n
"
"
-t, --type-of-subscription[=serial|parallel]
\n\t
Type of subscription
"
"
(used for read_stream test). The default option is serial.
\n
"
"
-h, --help
\n\t
Show usage
\n
For instructions on how to get the access
"
"
key
"
"
ID and access key secret, see the [Get
"
"
Credentials](https://developer.here.com/olp/documentation/access-control/
"
"
user-guide/topics/get-credentials.html) section in the Terms and
"
"
Permissions User Guide.
"
;
int
RequiredArgumentError
(
const
tools::Option& arg) {
std::cout <<
"
option requires an argument -- '
"
<< arg.
short_name
<<
'
\'
'
<<
"
[
"
<< arg.
long_name
<<
"
]
"
<< arg.
description
<< std::endl;
return
0
;
}
int
ParseArguments
(
const
int
argc,
char
** argv, AccessKey& access_key,
std::string& catalog,
boost::optional<
int64_t
>& catalog_version,
std::string& layer_id,
olp::dataservice::read::SubscribeRequest::SubscriptionMode&
subscription_mode) {
int
examples_to_run =
0
;
const
std::vector<std::string>
arguments
(argv +
1
, argv + argc);
auto
it = arguments.
begin
();
while
(it != arguments.
end
()) {
if
(
IsMatch
(*it, tools::
kHelpOption
)) {
std::cout << usage << std::endl;
return
0
;
}
if
(
IsMatch
(*it, tools::
kKeyIdOption
)) {
//
Here access key ID.
if
(++it == arguments.
end
()) {
return
RequiredArgumentError
(tools::
kKeyIdOption
);
}
access_key.
id
= *it;
}
else
if
(
IsMatch
(*it, tools::
kKeySecretOption
)) {
//
Here access key secret.
if
(++it == arguments.
end
()) {
return
RequiredArgumentError
(tools::
kKeySecretOption
);
}
access_key.
secret
= *it;
}
else
if
(
IsMatch
(*it, tools::
kExampleOption
)) {
if
(++it == arguments.
end
()) {
return
RequiredArgumentError
(tools::
kExampleOption
);
}
if
(*it ==
"
read
"
) {
examples_to_run = Examples::read_example;
}
else
if
(*it ==
"
write
"
) {
examples_to_run = Examples::write_example;
}
else
if
(*it ==
"
cache
"
) {
examples_to_run = Examples::cache_example;
}
else
if
(*it ==
"
read_stream
"
) {
examples_to_run = Examples::read_stream_example;
}
else
{
std::cout <<
"
Example was not found. Please use values:read,
"
"
write, cache, read_stream
"
<< std::endl;
return
0
;
}
}
else
if
(
IsMatch
(*it, tools::
kCatalogOption
)) {
if
(++it == arguments.
end
()) {
return
RequiredArgumentError
(tools::
kCatalogOption
);
}
catalog = *it;
}
else
if
(
IsMatch
(*it, tools::
kCatalogVersionOption
)) {
++it;
catalog_version =
0
;
std::stringstream
ss
(*it);
ss >> *catalog_version;
if
(ss.
fail
() || !ss.
eof
()) {
std::cout <<
"
invalid catalog version value -- '
"
<< *it
<<
"
', but int64 is expected.
"
<< std::endl;
catalog_version = boost::none;
}
}
else
if
(
IsMatch
(*it, tools::
kLayerIdOption
)) {
if
(++it == arguments.
end
()) {
return
RequiredArgumentError
(tools::
kLayerIdOption
);
}
layer_id = *it;
}
else
if
(
IsMatch
(*it, tools::
kSubscriptionTypeOption
)) {
if
(++it == arguments.
end
()) {
return
RequiredArgumentError
(tools::
kSubscriptionTypeOption
);
}
if
(*it ==
"
serial
"
) {
subscription_mode =
olp::dataservice::read::SubscribeRequest::SubscriptionMode::
kSerial
;
}
else
if
(*it ==
"
parallel
"
) {
subscription_mode = olp::dataservice::read::SubscribeRequest::
SubscriptionMode::
kParallel
;
}
else
{
std::cout <<
"
Could not parse subscription type. Allowed types are:
"
"
serial, parallel. Will be used default value serial.
"
<< std::endl;
}
}
else
if
(
IsMatch
(*it, tools::
kAllOption
)) {
examples_to_run = Examples::all_examples;
}
else
{
fprintf
(stderr, usage);
}
++it;
}
if
(examples_to_run ==
0
) {
std::cout <<
"
Please specify command line arguments.
"
<< std::endl;
std::cout << usage << std::endl;
}
return
examples_to_run;
}
int
RunExamples
(
const
AccessKey& access_key,
int
examples_to_run,
const
std::string& catalog,
const
boost::optional<
int64_t
>& catalog_version,
const
std::string& layer_id,
olp::dataservice::read::SubscribeRequest::SubscriptionMode
subscription_mode) {
if
(examples_to_run & Examples::read_example) {
std::cout <<
"
Read Example
"
<< std::endl;
if
(
RunExampleRead
(access_key, catalog, catalog_version)) {
std::cout <<
"
Read Example failed
"
<< std::endl;
return
-
1
;
}
}
if
(examples_to_run & Examples::write_example) {
std::cout <<
"
Write example
"
<< std::endl;
if
(
RunExampleWrite
(access_key, catalog, layer_id)) {
std::cout <<
"
Write Example failed
"
<< std::endl;
return
-
1
;
}
}
if
(examples_to_run & Examples::cache_example) {
std::cout <<
"
Protected cache example
"
<< std::endl;
if
(
RunExampleProtectedCache
(access_key, catalog)) {
std::cout <<
"
Protected cache Example failed
"
<< std::endl;
return
-
1
;
}
}
if
(examples_to_run & Examples::read_stream_example) {
std::cout <<
"
Stream layer read example
"
<< std::endl;
if
(
RunStreamLayerExampleRead
(access_key, catalog, layer_id,
subscription_mode)) {
std::cout <<
"
Stream layer read example failed
"
<< std::endl;
return
-
1
;
}
}
return
0
;
}
int
main
(
int
argc,
char
** argv) {
AccessKey access_key{};
//
You can specify your here.access.key.id
//
and here.access.key.secret
std::string catalog;
//
the HRN of the catalog to which you to publish data
std::string layer_id;
//
the of the layer inside the catalog to which you
//
want to publish data
boost::optional<
int64_t
> catalog_version;
//
version of the catalog.
auto
subscription_mode =
olp::dataservice::read::SubscribeRequest::SubscriptionMode::
kSerial
;
//
subscription mode for read stream layer example
int
examples_to_run =
ParseArguments
(argc, argv, access_key, catalog, catalog_version, layer_id,
subscription_mode);
if
(examples_to_run ==
0
) {
return
0
;
}
if
(access_key.
id
.
empty
() || access_key.
secret
.
empty
()) {
std::cout <<
"
Please specify your access key ID and access key secret. For
"
"
more information use -h [--help]
"
<< std::endl;
}
if
(catalog.
empty
()) {
std::cout <<
"
Please specify catalog. For more information use -h [--help]
"
<< std::endl;
}
if
(((examples_to_run & Examples::write_example) ||
(examples_to_run & Examples::read_stream_example)) &&
(layer_id.
empty
())) {
std::cout <<
"
Please specify layer_id for write or read stream layer
"
"
example. For
"
"
more information use -h [--help]
"
<< std::endl;
}
return
RunExamples
(access_key, examples_to_run, catalog, catalog_version,
layer_id, subscription_mode);
}
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