1 files changed, 52 insertions, 0 deletions
diff --git a/datarouter-node/src/main/java/com/att/research/datarouter/node/PublishId.java b/datarouter-node/src/main/java/com/att/research/datarouter/node/PublishId.java
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+++ b/datarouter-node/src/main/java/com/att/research/datarouter/node/PublishId.java
@@ -0,0 +1,52 @@
+/*******************************************************************************
+ * ============LICENSE_START==================================================
+ * * org.onap.dmaap
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. 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 com.att.research.datarouter.node;
+
+/**
+ *	Generate publish IDs
+ */
+public class PublishId	{
+	private long	nextuid;
+	private String	myname;
+
+	/**
+	 *	Generate publish IDs for the specified name
+	 *	@param myname	Unique identifier for this publish ID generator (usually fqdn of server)
+	 */
+	public PublishId(String myname) {
+		this.myname = myname;
+	}
+	/**
+	 *	Generate a Data Router Publish ID that uniquely identifies the particular invocation of the Publish API for log correlation purposes.
+	 */
+	public synchronized String next() {
+		long now = System.currentTimeMillis();
+		if (now < nextuid) {
+			now = nextuid;
+		}
+		nextuid = now + 1;
+		return(now + "." + myname);
+	}
+}