aboutsummaryrefslogtreecommitdiffstats
path: root/src/main/java/org/onap/dmaap/mr/test/clients/SamplePublisher.java
diff options
context:
space:
mode:
Diffstat (limited to 'src/main/java/org/onap/dmaap/mr/test/clients/SamplePublisher.java')
-rw-r--r--src/main/java/org/onap/dmaap/mr/test/clients/SamplePublisher.java86
1 files changed, 86 insertions, 0 deletions
diff --git a/src/main/java/org/onap/dmaap/mr/test/clients/SamplePublisher.java b/src/main/java/org/onap/dmaap/mr/test/clients/SamplePublisher.java
new file mode 100644
index 0000000..29d7f85
--- /dev/null
+++ b/src/main/java/org/onap/dmaap/mr/test/clients/SamplePublisher.java
@@ -0,0 +1,86 @@
+/*******************************************************************************
+ * ============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 org.onap.dmaap.mr.test.clients;
+
+import java.io.IOException;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+import org.json.JSONObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import org.onap.dmaap.mr.client.MRBatchingPublisher;
+import org.onap.dmaap.mr.client.MRClientFactory;
+import org.onap.dmaap.mr.client.MRClientBuilders.PublisherBuilder;
+import org.onap.dmaap.mr.client.MRPublisher.message;
+
+public class SamplePublisher {
+ public static void main ( String[] args ) throws IOException, InterruptedException
+ {
+ final Logger LOG = LoggerFactory.getLogger(SampleConsumer.class);
+ // read the hosts(s) from the command line
+ final String hosts = ( args.length > 0 ? args[0] : "localhost:8181" );
+
+ // read the topic name from the command line
+
+ final String topic = ( args.length > 1 ? args[1] : "com.att.app.dmaap.mr.testingTopic" );
+
+ // set up some batch limits and the compression flag
+ final int maxBatchSize = 100;
+ final int maxAgeMs = 250;
+ final boolean withGzip = false;
+
+ // create our publisher
+
+ final MRBatchingPublisher pub = new PublisherBuilder ().
+ usingHosts ( hosts ).
+ onTopic ( topic ).limitBatch(maxBatchSize, maxAgeMs).
+ authenticatedBy ( "CG0TXc2Aa3v8LfBk", "pj2rhxJWKP23pgy8ahMnjH88" ).
+ build ()
+ ;
+ // publish some messages
+ final JSONObject msg1 = new JSONObject ();
+ msg1.put ( "name", "tttttttttttttttt" );
+ msg1.put ( "greeting", "ooooooooooooooooo" );
+ pub.send ( "MyPartitionKey", msg1.toString () );
+
+ final JSONObject msg2 = new JSONObject ();
+ msg2.put ( "now", System.currentTimeMillis () );
+ pub.send ( "MyOtherPartitionKey", msg2.toString () );
+
+ // ...
+
+ // close the publisher to make sure everything's sent before exiting. The batching
+ // publisher interface allows the app to get the set of unsent messages. It could
+ // write them to disk, for example, to try to send them later.
+ final List<message> stuck = pub.close ( 20, TimeUnit.SECONDS );
+ if ( stuck.isEmpty())
+ {
+ LOG.warn ( stuck.size() + " messages unsent" );
+ }
+ else
+ {
+ LOG.info ( "Clean exit; all messages sent." );
+ }
+ }
+}