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author | Gurjeet Bedi <gurjeetb@amdocs.com> | 2017-12-06 15:16:34 -0500 |
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committer | Gurjeet Bedi <gurjeetb@amdocs.com> | 2017-12-06 16:36:28 -0500 |
commit | 382e07e97ccd5f7bd47bdd735143ab3658661a68 (patch) | |
tree | e9aa166a92017b16b289262ceb073fd5871d9e76 /src/main/java/org/onap/crud/service/CrudAsyncGraphEventCache.java | |
parent | 3cba0debb7ef72781ecbab25474d27918d4d2407 (diff) |
Port async pipeline for gizmo
Port async pipeline for gizmo
Issue-ID: AAI-552
Change-Id: I255127174d1154849f440bab8b1f0bda3311ec9f
Signed-off-by: Gurjeet Bedi <gurjeetb@amdocs.com>
Diffstat (limited to 'src/main/java/org/onap/crud/service/CrudAsyncGraphEventCache.java')
-rw-r--r-- | src/main/java/org/onap/crud/service/CrudAsyncGraphEventCache.java | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/src/main/java/org/onap/crud/service/CrudAsyncGraphEventCache.java b/src/main/java/org/onap/crud/service/CrudAsyncGraphEventCache.java new file mode 100644 index 0000000..c1ed5ff --- /dev/null +++ b/src/main/java/org/onap/crud/service/CrudAsyncGraphEventCache.java @@ -0,0 +1,79 @@ +/** + * ============LICENSE_START======================================================= + * Gizmo + * ================================================================================ + * Copyright © 2017 AT&T Intellectual Property. + * Copyright © 2017 Amdocs + * All rights reserved. + * ================================================================================ + * 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. + * ============LICENSE_END========================================================= + * + * ECOMP is a trademark and service mark of AT&T Intellectual Property. + */ +package org.onap.crud.service; + +import com.google.common.cache.Cache; +import com.google.common.cache.CacheBuilder; + +import java.util.concurrent.TimeUnit; + +import org.onap.aai.cl.api.Logger; +import org.onap.aai.cl.eelf.LoggerFactory; +import org.onap.crud.logging.CrudServiceMsgs; +import org.onap.crud.service.CrudAsyncGraphDataService.CollectGraphResponse; +import org.onap.crud.util.CrudProperties; +import org.onap.crud.util.CrudServiceConstants; + +/** + * Self expiring Cache to hold request transactionIds . Events are expired + * automatically after 2 seconds of request time out + */ +public class CrudAsyncGraphEventCache { + private static Logger logger = LoggerFactory.getInstance().getLogger(CrudAsyncGraphEventCache + .class.getName()); + + private static Integer interval; + + static { + // Set the cache eviction timeout = request timeout + 2 sec for the + // buffer + interval = CrudAsyncGraphDataService.DEFAULT_REQUEST_TIMEOUT + 2000; + try { + interval = Integer + .parseInt(CrudProperties.get(CrudServiceConstants.CRD_ASYNC_REQUEST_TIMEOUT) + 2000); + } catch (Exception ex) { + logger.error(CrudServiceMsgs.ASYNC_DATA_CACHE_ERROR, "Unable to parse " + + CrudServiceConstants.CRD_ASYNC_REQUEST_TIMEOUT + " error: " + + ex.getMessage()); + } + } + + private final static Cache<String, CollectGraphResponse> cache = CacheBuilder.newBuilder() + .expireAfterWrite(interval, TimeUnit.MILLISECONDS).build(); + + + public static void put(String uuid, CollectGraphResponse collector) { + cache.put(uuid, collector); + + } + + public static CollectGraphResponse get(String uuid) { + return cache.getIfPresent(uuid); + } + + public static void invalidate(String uuid) { + cache.invalidate(uuid); + } + +}
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