1 files changed, 121 insertions, 0 deletions
diff --git a/appc-asdc-listener/appc-asdc-listener-bundle/src/main/java/org/openecomp/appc/sdc/listener/AsdcCallback.java b/appc-asdc-listener/appc-asdc-listener-bundle/src/main/java/org/openecomp/appc/sdc/listener/AsdcCallback.java
new file mode 100644
index 000000000..651ea282c
--- /dev/null
+++ b/appc-asdc-listener/appc-asdc-listener-bundle/src/main/java/org/openecomp/appc/sdc/listener/AsdcCallback.java
@@ -0,0 +1,121 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : APP-C
+ * ================================================================================
+ * Copyright (C) 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=========================================================
+ */
+
+package org.openecomp.appc.sdc.listener;
+
+import java.net.URI;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.apache.commons.lang3.concurrent.BasicThreadFactory;
+import org.openecomp.appc.adapter.dmaap.EventSender;
+
+import org.openecomp.sdc.api.IDistributionClient;
+import org.openecomp.sdc.api.consumer.INotificationCallback;
+import org.openecomp.sdc.api.notification.IArtifactInfo;
+import org.openecomp.sdc.api.notification.INotificationData;
+import org.openecomp.sdc.api.notification.IResourceInstance;
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.FrameworkUtil;
+import org.osgi.framework.ServiceReference;
+
+public class AsdcCallback implements INotificationCallback {
+
+    private final EELFLogger logger = EELFManager.getInstance().getLogger(AsdcCallback.class);
+
+    private URI storeUri;
+    private IDistributionClient client;
+
+    private EventSender eventSender = null;
+
+    private ThreadPoolExecutor executor;
+    private int threadCount = 10;
+
+    private AtomicBoolean isRunning = new AtomicBoolean(false);
+
+
+    public AsdcCallback(URI storeUri, IDistributionClient client) {
+        this.storeUri = storeUri;
+        this.client = client;
+
+        // Create the thread pool
+        executor = new ThreadPoolExecutor(threadCount, threadCount, 1, TimeUnit.SECONDS,
+            new ArrayBlockingQueue<Runnable>(threadCount * 2));
+
+        // Custom Named thread factory
+        BasicThreadFactory threadFactory = new BasicThreadFactory.Builder().namingPattern("Appc-Listener-%d").build();
+        executor.setThreadFactory(threadFactory);
+
+        isRunning.set(true);
+    }
+
+    @Override
+    public void activateCallback(INotificationData data) {
+        if (null == eventSender) {
+            try {
+                BundleContext bctx = FrameworkUtil.getBundle(EventSender.class).getBundleContext();
+                ServiceReference sref = bctx.getServiceReference(EventSender.class);
+                eventSender = (EventSender) bctx.getService(sref);
+            } catch (Throwable t) {
+                logger.error("AsdcCallback failed on initializing EventSender", t);
+            }
+        }
+
+        if (isRunning.get()) {
+            for (IResourceInstance resource : data.getResources()) {
+                for (IArtifactInfo artifact : resource.getArtifacts()) {
+                    logger.info(Util.toAsdcStoreDocumentInput(data, resource, artifact, "abc"));
+                    if (executor.getQueue().size() >= threadCount) {
+                        // log warning about job backlog
+                    }
+                    executor.submit(new DownloadAndStoreOp(client, eventSender, data, resource, artifact, storeUri));
+                }
+            }
+        } else {
+            // TODO - return a failed result so asdc knows we are shut down
+        }
+    }
+
+    public void stop() {
+        stop(10);
+    }
+
+    public void stop(int waitSec) {
+        isRunning.set(false);
+        logger.info(String.format("Stopping the ASDC listener and waiting up to %ds for %d pending jobs", waitSec,
+            executor.getQueue().size()));
+        boolean cleanShutdown = false;
+        executor.shutdown();
+        try {
+            cleanShutdown = executor.awaitTermination(waitSec, TimeUnit.SECONDS);
+            executor.shutdownNow(); // In case of timeout
+        } catch (InterruptedException e) {
+            e.printStackTrace();
+        }
+        logger.info(String.format("Attempting to shutdown cleanly: %s", cleanShutdown ? "SUCCESS" : "FAILURE"));
+        logger.info("Shutdown complete.");
+    }
+
+}