2 * ============LICENSE_START=======================================================
3 * dcaegen2-collectors-veshv
4 * ================================================================================
5 * Copyright (C) 2018 NOKIA
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.onap.dcae.collectors.veshv.tests.fakes
22 import arrow.core.identity
23 import org.onap.dcae.collectors.veshv.boundary.Sink
24 import org.onap.dcae.collectors.veshv.model.RoutedMessage
25 import org.reactivestreams.Publisher
26 import reactor.core.publisher.Flux
28 import java.util.concurrent.ConcurrentLinkedDeque
29 import java.util.concurrent.atomic.AtomicLong
30 import java.util.function.Function
33 * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
36 class StoringSink : Sink {
37 private val sent: Deque<RoutedMessage> = ConcurrentLinkedDeque()
39 val sentMessages: List<RoutedMessage>
42 override fun send(messages: Flux<RoutedMessage>): Flux<RoutedMessage> {
43 return messages.doOnNext(sent::addLast)
48 * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
51 class CountingSink : Sink {
52 private val atomicCount = AtomicLong(0)
55 get() = atomicCount.get()
57 override fun send(messages: Flux<RoutedMessage>): Flux<RoutedMessage> {
58 return messages.doOnNext {
59 atomicCount.incrementAndGet()
65 open class ProcessingSink(val transformer: (Flux<RoutedMessage>) -> Publisher<RoutedMessage>) : Sink {
66 override fun send(messages: Flux<RoutedMessage>): Flux<RoutedMessage> = messages.transform(transformer)
69 class NoOpSink : ProcessingSink(::identity)