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// Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
// SPDX-License-Identifier: Apache-2.0
/**
* Before running this C++ code example, set up your development environment, including your credentials.
*
* For more information, see the following documentation topic:
*
* https://docs.aws.amazon.com/sdk-for-cpp/v1/developer-guide/getting-started.html
*
* For information on the structure of the code examples and how to build and run the examples, see
* https://docs.aws.amazon.com/sdk-for-cpp/v1/developer-guide/getting-started-code-examples.html.
*
**/
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# include <aws/core/Aws.h>
# include <aws/sns/SNSClient.h>
# include <aws/sns/model/ListSubscriptionsRequest.h>
# include <iostream>
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# include "sns_samples.h"
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// snippet-start:[sns.cpp.list_subscriptions.code]
//! Retrieve a list of Amazon Simple Notification Service (Amazon SNS) subscriptions.
/*!
\param clientConfiguration: AWS client configuration.
\return bool: Function succeeded.
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*/
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bool AwsDoc : : SNS : : listSubscriptions (
const Aws : : Client : : ClientConfiguration & clientConfiguration ) {
Aws : : SNS : : SNSClient snsClient ( clientConfiguration ) ;
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Aws : : String nextToken ; // Next token is used to handle a paginated response.
bool result = true ;
Aws : : Vector < Aws : : SNS : : Model : : Subscription > subscriptions ;
do {
Aws : : SNS : : Model : : ListSubscriptionsRequest request ;
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if ( ! nextToken . empty ( ) ) {
request . SetNextToken ( nextToken ) ;
}
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const Aws : : SNS : : Model : : ListSubscriptionsOutcome outcome = snsClient . ListSubscriptions (
request ) ;
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if ( outcome . IsSuccess ( ) ) {
const Aws : : Vector < Aws : : SNS : : Model : : Subscription > & newSubscriptions =
outcome . GetResult ( ) . GetSubscriptions ( ) ;
subscriptions . insert ( subscriptions . cend ( ) , newSubscriptions . begin ( ) ,
newSubscriptions . end ( ) ) ;
}
else {
std : : cerr < < " Error listing subscriptions "
< < outcome . GetError ( ) . GetMessage ( )
< <
std : : endl ;
result = false ;
break ;
}
nextToken = outcome . GetResult ( ) . GetNextToken ( ) ;
} while ( ! nextToken . empty ( ) ) ;
if ( result ) {
if ( subscriptions . empty ( ) ) {
std : : cout < < " No subscriptions found " < < std : : endl ;
}
else {
std : : cout < < " Subscriptions list: " < < std : : endl ;
for ( auto const & subscription : subscriptions ) {
std : : cout < < " * " < < subscription . GetSubscriptionArn ( ) < < std : : endl ;
}
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}
}
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return result ;
}
// snippet-end:[sns.cpp.list_subscriptions.code]
/*
*
* main function
*
* Usage: 'run_list_subscriptions'
*
*/
# ifndef TESTING_BUILD
int main ( int argc , char * * argv ) {
if ( argc ! = 1 ) {
std : : cout < < " Usage: run_list_subscriptions " < < std : : endl ;
return 1 ;
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}
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Aws : : SDKOptions options ;
Aws : : InitAPI ( options ) ;
{
Aws : : Client : : ClientConfiguration clientConfig ;
// Optional: Set to the AWS Region (overrides config file).
// clientConfig.region = "us-east-1";
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AwsDoc : : SNS : : listSubscriptions ( clientConfig ) ;
}
Aws : : ShutdownAPI ( options ) ;
return 0 ;
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}
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# endif // TESTING_BUILD