diff options
Diffstat (limited to 'ecomp-sdk/epsdk-core/src/main/java/org/onap/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java')
-rw-r--r-- | ecomp-sdk/epsdk-core/src/main/java/org/onap/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/ecomp-sdk/epsdk-core/src/main/java/org/onap/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java b/ecomp-sdk/epsdk-core/src/main/java/org/onap/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java new file mode 100644 index 00000000..768f1beb --- /dev/null +++ b/ecomp-sdk/epsdk-core/src/main/java/org/onap/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java @@ -0,0 +1,91 @@ +/* + * ============LICENSE_START========================================== + * ONAP Portal SDK + * =================================================================== + * Copyright © 2017 AT&T Intellectual Property. All rights reserved. + * =================================================================== + * + * Unless otherwise specified, all software contained herein is licensed + * under the Apache License, Version 2.0 (the “License”); + * you may not use this software 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. + * + * Unless otherwise specified, all documentation contained herein is licensed + * under the Creative Commons License, Attribution 4.0 Intl. (the “License”); + * you may not use this documentation except in compliance with the License. + * You may obtain a copy of the License at + * + * https://creativecommons.org/licenses/by/4.0/ + * + * Unless required by applicable law or agreed to in writing, documentation + * 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.portalsdk.core.onboarding.ueb; + +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; +import java.util.concurrent.LinkedBlockingQueue; + +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; + +/** + * A thin wrapper around ConcurrentHashMap that stores a queue for each + * Requester that is waiting for a Reply. When a reply is received that has a + * matching msgId, that requesters queue is populated with the reply message. + * + * Primarily for the UebManager to track requests while it waits for responses. + */ +public class WaitingRequestersQueueList { + private final Log logger = LogFactory.getLog(getClass()); + + private final Map<String, LinkedBlockingQueue<UebMsg>> map; + + public WaitingRequestersQueueList() { + map = new ConcurrentHashMap<>(); + } + + public void addQueueToMap(String msgId, LinkedBlockingQueue<UebMsg> queue) { + this.map.put(msgId, queue); + } + + public void addMsg(String msgId, UebMsg message) { + LinkedBlockingQueue<UebMsg> queue = this.map.get(msgId); + if (queue != null) { + queue.add(message); + } else { + logger.warn("Did not find entry in WaitingRequestersQueueList for msgId " + msgId); + } + } + + public void removeQueueFromMap(String msgId) { + this.map.remove(msgId); + } + + public String toString() { + StringBuffer sb = new StringBuffer(); + sb.append("Map contains " + this.map.size() + " Publishers."); + for (Map.Entry<String, LinkedBlockingQueue<UebMsg>> entry : this.map.entrySet()) { + String key = entry.getKey().toString(); + LinkedBlockingQueue<UebMsg> queue = entry.getValue(); + sb.append("Entry msgId, " + key + " queue " + queue); + } + return sb.toString(); + } + +} |