[DMAAP-CLIENT] First sonar issues review part2

[dmaap/messagerouter/dmaapclient.git] / src / test / java / org / onap / dmaap / mr / test / clients / SampleConsumer.java

diff --git a/src/test/java/org/onap/dmaap/mr/test/clients/SampleConsumer.java b/src/test/java/org/onap/dmaap/mr/test/clients/SampleConsumer.java
new file mode 100644 (file)
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--- /dev/null
+++ b/src/test/java/org/onap/dmaap/mr/test/clients/SampleConsumer.java
@@ -0,0 +1,81 @@
+/*******************************************************************************
+ *  ============LICENSE_START=======================================================
+ *  org.onap.dmaap
+ *  ================================================================================
+ *  Copyright © 2017 AT&T Intellectual Property. All rights reserved.
+ *  ================================================================================
+ *  Modifications Copyright © 2021 Orange.
+ *  ================================================================================
+ *  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.dmaap.mr.test.clients;
+
+import org.onap.dmaap.mr.client.MRClientFactory;
+import org.onap.dmaap.mr.client.MRConsumer;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.util.LinkedList;
+
+public class SampleConsumer {
+    private SampleConsumer() {
+    }
+
+    public static void main(String[] args) {
+        final Logger logger = LoggerFactory.getLogger(SampleConsumer.class);
+
+
+        logger.info("Sample Consumer Class executing");
+        final String topic = "org.onap.dmaap.mr.testingTopic";
+        final String url = (args.length > 1 ? args[1] : "localhost:8181");
+        final String group = (args.length > 2 ? args[2] : "grp");
+
+        final String id = (args.length > 3 ? args[3] : "1");
+
+        long count = 0;
+        long nextReport = 5000;
+
+        final long startMs = System.currentTimeMillis();
+
+        final LinkedList<String> urlList = new LinkedList<>();
+        for (String u : url.split(",")) {
+            urlList.add(u);
+        }
+
+        final MRConsumer cc = MRClientFactory.createConsumer(urlList, topic, group, id, 10 * 1000, 1000, null, "CG0TXc2Aa3v8LfBk", "pj2rhxJWKP23pgy8ahMnjH88");
+        try {
+            while (true) {
+                for (String msg : cc.fetch()) {
+                    logger.info("" + (++count) + ": " + msg);
+                }
+
+                if (count > nextReport) {
+                    nextReport += 5000;
+
+                    final long endMs = System.currentTimeMillis();
+                    final long elapsedMs = endMs - startMs;
+                    final double elapsedSec = elapsedMs / 1000.0;
+                    final double eps = count / elapsedSec;
+                    logger.info("Consumed " + count + " in " + elapsedSec + "; " + eps + " eps");
+                }
+                logger.info("" + (++count) + ": consumed message");
+            }
+        } catch (Exception x) {
+            logger.error(x.getClass().getName() + ": " + x.getMessage());
+            throw new IllegalArgumentException(x);
+        }
+    }
+}