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.utils.logging
22 import arrow.core.Either
23 import arrow.core.Option
25 import reactor.core.publisher.Flux
26 import reactor.core.publisher.Mono
28 fun <T> Logger.handleReactiveStreamError(ex: Throwable, returnFlux: Flux<T> = Flux.empty()): Flux<T> {
29 logger.warn("Error while handling message stream: ${ex::class.qualifiedName} (${ex.localizedMessage})")
30 logger.debug("Detailed stack trace", ex)
35 fun <T> Try<T>.filterFailedWithLog(logger: Logger,
36 acceptedMsg: (T) -> String,
37 rejectedMsg: (Throwable) -> String): Flux<T> =
39 logger.warn(rejectedMsg(it))
42 logger.trace { acceptedMsg(it) }
46 fun <T> Option<T>.filterEmptyWithLog(logger: Logger,
47 acceptedMsg: (T) -> String,
48 rejectedMsg: () -> String): Flux<T> =
50 logger.warn(rejectedMsg)
53 logger.trace { acceptedMsg(it) }
57 fun <T> Flux<T>.filterFailedWithLog(logger: Logger, predicate: (T) -> Either<() -> String, () -> String>) =