1 files changed, 73 insertions, 0 deletions
diff --git a/ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java b/ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java
new file mode 100644
index 00000000..db0ee1b9
--- /dev/null
+++ b/ecomp-sdk/epsdk-core/src/main/java/org/openecomp/portalsdk/core/onboarding/ueb/WaitingRequestersQueueList.java
@@ -0,0 +1,73 @@
+/*-
+ * ================================================================================
+ * ECOMP Portal SDK
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property
+ * ================================================================================
+ * 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.
+ * ================================================================================
+ */
+package org.openecomp.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();
+	}
+
+}