Github user isper3at commented on a diff in the pull request:
https://github.com/apache/incubator-rya/pull/177#discussion_r127799075
--- Diff:
extras/rya.periodic.service/periodic.service.notification/src/main/java/org/apache/rya/periodic/notification/processor/TimestampedNotificationProcessor.java
---
@@ -0,0 +1,206 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.apache.rya.periodic.notification.processor;
+
+import java.util.Optional;
+import java.util.concurrent.BlockingQueue;
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.apache.log4j.Logger;
+import org.apache.rya.indexing.pcj.storage.PeriodicQueryResultStorage;
+import
org.apache.rya.indexing.pcj.storage.PrecomputedJoinStorage.CloseableIterator;
+import org.apache.rya.periodic.notification.api.BinPruner;
+import org.apache.rya.periodic.notification.api.NodeBin;
+import org.apache.rya.periodic.notification.api.NotificationProcessor;
+import org.apache.rya.periodic.notification.exporter.BindingSetRecord;
+import
org.apache.rya.periodic.notification.exporter.KafkaPeriodicBindingSetExporter;
+import
org.apache.rya.periodic.notification.notification.TimestampedNotification;
+import org.openrdf.query.BindingSet;
+
+import com.google.common.base.Preconditions;
+
+/**
+ * Implementation of {@link NotificationProcessor} that uses the id
indicated by
+ * the {@link TimestampedNotification} to obtain results from the
+ * {@link PeriodicQueryResultStorage} layer containing the results of the
+ * Periodic Query. The TimestampedNotificationProcessor then parses the
results
+ * and adds them to work queues to be processed by the {@link BinPruner}
and the
+ * {@link KafkaPeriodicBindingSetExporter}.
+ *
+ */
+public class TimestampedNotificationProcessor implements
NotificationProcessor, Runnable {
+
+ private static final Logger log =
Logger.getLogger(TimestampedNotificationProcessor.class);
+ private PeriodicQueryResultStorage periodicStorage;
+ private BlockingQueue<TimestampedNotification> notifications; //
notifications
+ // to
process
+ private BlockingQueue<NodeBin> bins; // entries to delete from Fluo
+ private BlockingQueue<BindingSetRecord> bindingSets; // query results
to export
+ private AtomicBoolean closed = new AtomicBoolean(false);
+ private int threadNumber;
+
+
+ public TimestampedNotificationProcessor(PeriodicQueryResultStorage
periodicStorage,
+ BlockingQueue<TimestampedNotification> notifications,
BlockingQueue<NodeBin> bins, BlockingQueue<BindingSetRecord> bindingSets,
+ int threadNumber) {
+ Preconditions.checkNotNull(notifications);
+ Preconditions.checkNotNull(bins);
+ Preconditions.checkNotNull(bindingSets);
--- End diff --
here
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