public Future<TerminateInstancesResult> terminateInstancesAsync(
AmazonEC2Client client, Instance... instances) {
List<String> ids =
Arrays.stream(instances).map(i -> i.getInstanceId()).collect(Collectors.toList());
TerminateInstancesRequest request = new TerminateInstancesRequest(ids);
Future<TerminateInstancesResult> f =
circuitBreaker.callWithCircuitBreaker(
() -> Futures.future(() -> client.terminateInstances(request), executionContext));
PartialFunction<Throwable, Future<TerminateInstancesResult>> recovery =
new PFBuilder<Throwable, Future<TerminateInstancesResult>>()
.match(
AmazonClientException.class,
ex -> ex.isRetryable(),
ex -> terminateInstancesAsync(client, instances))
.build();
return f.recoverWith(recovery, executionContext);
}
public void terminateEC2(String... ec2id) {
TerminateInstancesRequest terminateInstancesRequest = new TerminateInstancesRequest();
amazonClient.terminateInstances(terminateInstancesRequest.withInstanceIds(ec2id));
}