diff options
Diffstat (limited to 'cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/inventory/sync/executor/AsyncTaskExecutor.java')
-rw-r--r-- | cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/inventory/sync/executor/AsyncTaskExecutor.java | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/inventory/sync/executor/AsyncTaskExecutor.java b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/inventory/sync/executor/AsyncTaskExecutor.java new file mode 100644 index 000000000..2d5e7a1ab --- /dev/null +++ b/cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/inventory/sync/executor/AsyncTaskExecutor.java @@ -0,0 +1,77 @@ +/* + * ============LICENSE_START======================================================= + * Copyright (C) 2022-2023 Nordix Foundation + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package org.onap.cps.ncmp.api.impl.inventory.sync.executor; + +import static java.util.concurrent.TimeUnit.MILLISECONDS; + +import jakarta.annotation.PostConstruct; +import java.util.concurrent.CompletableFuture; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; +import java.util.concurrent.TimeoutException; +import java.util.function.Supplier; +import lombok.Getter; +import lombok.extern.slf4j.Slf4j; +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Service; + +@Slf4j +@Service +public class AsyncTaskExecutor { + + @Value("${ncmp.modules-sync-watchdog.async-executor.parallelism-level:10}") + @Getter + private int asyncTaskParallelismLevel; + private ExecutorService executorService; + private static final int DEFAULT_PARALLELISM_LEVEL = 10; + + /** + * Set up executor service with thread-pool size as per configuration parameter. + * If modules-sync-watchdog.async-executor.parallelism-level not set a default of 10 threads will be applied. + */ + @PostConstruct + public void setupThreadPool() { + executorService = Executors.newWorkStealingPool( + asyncTaskParallelismLevel == 0 ? DEFAULT_PARALLELISM_LEVEL : asyncTaskParallelismLevel); + } + + /** + * Execute supplied task asynchronously. + * + * @param taskSupplier functional method is get() task need to executed asynchronously + * @param timeOutInMillis the task timeout value in milliseconds + */ + public void executeTask(final Supplier<Object> taskSupplier, final long timeOutInMillis) { + CompletableFuture.supplyAsync(taskSupplier::get, executorService) + .orTimeout(timeOutInMillis, MILLISECONDS) + .whenCompleteAsync(this::handleTaskCompletion); + } + + private void handleTaskCompletion(final Object response, final Throwable throwable) { + if (throwable != null) { + if (throwable instanceof TimeoutException) { + log.warn("Async task didn't completed within the required time."); + } else { + log.debug("Watchdog async batch failed. caused by : {}", throwable.getMessage()); + } + } + } +} |