diff options
Diffstat (limited to 'vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/requestqueue/RequestQueueHandler.java')
-rw-r--r-- | vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/requestqueue/RequestQueueHandler.java | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/requestqueue/RequestQueueHandler.java b/vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/requestqueue/RequestQueueHandler.java new file mode 100644 index 00000000..29702bd4 --- /dev/null +++ b/vnfs/TestVNF/netconfserver/src/main/java/com/ericsson/testvnf/server/requestqueue/RequestQueueHandler.java @@ -0,0 +1,75 @@ +/* + * ============LICENSE_START======================================================= + * Copyright (C) 2016-2018 Ericsson. 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. + * + * SPDX-License-Identifier: Apache-2.0 + * ============LICENSE_END========================================================= + */ + +package com.ericsson.testvnf.server.requestqueue; + +import java.util.Queue; +import java.util.concurrent.LinkedBlockingQueue; +import org.apache.commons.logging.Log; +import org.apache.commons.logging.LogFactory; + +import com.ericsson.testvnf.server.models.NetconfMessage; + +/** + * RequestQueueHandler manages incoming netconf requests from clients + * + * @author Ajith Sreekumar + * + */ +public class RequestQueueHandler { + + private static final Log log = LogFactory.getLog(RequestQueueHandler.class); + + private volatile Queue<NetconfMessage> requestQueue; + + public RequestQueueHandler() { + requestQueue = new LinkedBlockingQueue<>(); + } + + // wait until an element is added to queue, once added return it + public NetconfMessage waitAndGetMessageFromQueue() throws InterruptedException { + NetconfMessage netconfMessage = null; + synchronized (requestQueue) { + while (true) { + log.info("Waiting for message to be added to queue.."); + if (!requestQueue.isEmpty()) { + netconfMessage = requestQueue.element(); + requestQueue.remove(requestQueue.element()); + } + if (netconfMessage != null) { + log.info("Message received in queue is taken for processing."); + break; + } + requestQueue.wait(); + } + } + return netconfMessage; + } + + //add message into the queue + public void addToQueue(NetconfMessage netconfMessage) { + synchronized (requestQueue) { + log.info("Received a new message in queue."); + requestQueue.add(netconfMessage); + requestQueue.notifyAll(); + } + } + +} |