public static void main(String[] args) throws IOException {
Environment.initialize();
Stream<Long> stream = Streams.period(1);
stream.consume(n -> logger.debug("\t A[{}]", n));
// 2nd subscriber starts 5 seconds later to emphasize independent streams
sleep(5);
stream.consume(n -> logger.debug("\t\t\t B[{}]", n));
System.in.read();
}
private static Mono<Void> deleteRoutes(
final CloudFoundryClient cloudFoundryClient, Optional<List<Route>> routes) {
return routes
.map(
new Function<List<Route>, Stream<Route>>() {
@Override
public Stream<Route> apply(List<Route> routes) {
return Stream.fromIterable(routes);
}
})
.orElse(Stream.<Route>empty())
.map(
new Function<Route, String>() {
@Override
public String apply(Route route) {
return route.getId();
}
})
.flatMap(
new Function<String, Mono<Void>>() {
@Override
public Mono<Void> apply(String routeId) {
return requestDeleteRoute(cloudFoundryClient, routeId);
}
})
.after();
}
private Mono<String> waitForStarting(String applicationId) {
return this.cloudFoundryClient
.applicationsV2()
.instances(ApplicationInstancesRequest.builder().applicationId(applicationId).build())
.flatMap(response -> Stream.fromIterable(response.values()))
.as(Stream::from)
.filter(applicationInstanceInfo -> "RUNNING".equals(applicationInstanceInfo.getState()))
.repeatWhen(DelayUtils.exponentialBackOff(1, 10, SECONDS, 10))
.single()
.map(info -> applicationId);
}
private static List<String> toUrls(List<Route> routes) {
return Stream.fromIterable(routes)
.map(
new Function<Route, String>() {
@Override
public String apply(Route route) {
return toUrl(route);
}
})
.toList()
.get();
}
private static List<ApplicationDetail.InstanceDetail> toInstanceDetailList(
ApplicationInstancesResponse instancesResponse,
final ApplicationStatisticsResponse statisticsResponse) {
return Stream.fromIterable(instancesResponse.entrySet())
.map(
new Function<
Map.Entry<String, ApplicationInstanceInfo>, ApplicationDetail.InstanceDetail>() {
@Override
public ApplicationDetail.InstanceDetail apply(
Map.Entry<String, ApplicationInstanceInfo> entry) {
return toInstanceDetail(entry, statisticsResponse);
}
})
.toList()
.get();
}
@Test
public void copy() {
Mono.when(this.applicationId, this.spaceId)
.then(
function(
(sourceId, spaceId) ->
this.cloudFoundryClient
.applicationsV2()
.create(
CreateApplicationRequest.builder()
.name("copy-application")
.spaceId(spaceId)
.build())
.map(ResourceUtils::getId)
.and(Mono.just(sourceId))))
.then(
function(
(targetId, sourceId) ->
this.cloudFoundryClient
.applicationsV2()
.copy(
CopyApplicationRequest.builder()
.applicationId(targetId)
.sourceApplicationId(sourceId)
.build())
.map(ResourceUtils::getId)))
.flatMap(
applicationCopyId ->
Stream.from(
this.cloudFoundryClient
.applicationsV2()
.list(ListApplicationsRequest.builder().build()))
.flatMap(ResourceUtils::getResources)
.filter(
r -> {
String name = ResourceUtils.getEntity(r).getName();
return TEST_APPLICATION_NAME.equals(name)
|| "copy-application".equals(name);
}))
.subscribe(testSubscriber().assertCount(2));
}
/**
* Return a stream of resources from a response
*
* @param response the response
* @param <R> the resource type
* @param <U> the response type
* @return a stream of resources from the response
*/
public static <R extends Resource<?>, U extends PaginatedResponse<R>> Stream<R> getResources(
U response) {
return Stream.fromIterable(response.getResources());
}
private static Stream<SpaceApplicationSummary> extractApplications(
GetSpaceSummaryResponse getSpaceSummaryResponse) {
return Stream.fromIterable(getSpaceSummaryResponse.getApplications());
}