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Subject [GitHub] [gora] madhawa-gunasekara commented on a change in pull request #175: GORA-546 Hazelcast Jet execution engine support
Date Tue, 16 Jul 2019 15:57:15 GMT
madhawa-gunasekara commented on a change in pull request #175: GORA-546 Hazelcast Jet execution
engine support
URL: https://github.com/apache/gora/pull/175#discussion_r303984749
 
 

 ##########
 File path: gora-jet/src/test/java/org/apache/gora/jet/JetTest.java
 ##########
 @@ -0,0 +1,132 @@
+package org.apache.gora.jet;
+
+import com.hazelcast.core.IMap;
+import com.hazelcast.jet.Jet;
+import com.hazelcast.jet.JetInstance;
+import com.hazelcast.jet.pipeline.BatchSource;
+import com.hazelcast.jet.pipeline.Pipeline;
+import com.hazelcast.jet.pipeline.Sinks;
+import org.apache.gora.jet.generated.Pageview;
+import org.apache.gora.jet.generated.ResultPageView;
+import org.apache.gora.query.Query;
+import org.apache.gora.store.DataStore;
+import org.apache.gora.store.DataStoreFactory;
+import org.apache.gora.util.GoraException;
+import org.apache.hadoop.conf.Configuration;
+import org.junit.Test;
+
+import java.util.regex.Pattern;
+
+import static com.hazelcast.jet.Traversers.traverseArray;
+import static com.hazelcast.jet.aggregate.AggregateOperations.counting;
+import static com.hazelcast.jet.function.Functions.wholeItem;
+
+public class JetTest {
+
+  private static DataStore<Long, Pageview> dataStore;
+  private static DataStore<Long, ResultPageView> dataStoreOut;
+  static Query<Long, Pageview> query = null;
+
+  @Test
+  public void testNewJetSource() {
+
+    Configuration conf =  new Configuration();
+
+    try {
+      dataStore = DataStoreFactory.getDataStore(Long.class, Pageview.class, conf);
+    } catch (GoraException e) {
+      e.printStackTrace();
+    }
+
+    try {
+      dataStoreOut = DataStoreFactory.getDataStore(Long.class, ResultPageView.class, conf);
+    } catch (GoraException e) {
+      e.printStackTrace();
+    }
+
+    query = dataStore.newQuery();
+    query.setStartKey(0L);
+    query.setEndKey(55L);
+
+    JetEngine<Long, Pageview, Long, ResultPageView> jetEngine = new JetEngine<>();
+    BatchSource<JetInputOutputFormat<Long, Pageview>> fileSource = jetEngine.createDataSource(dataStore,
query);
+    Pipeline p = Pipeline.create();
+    p.drawFrom(fileSource)
+        .filter(item -> item.getValue().getIp().toString().equals("88.240.129.183"))
+        .map(e -> {
+          ResultPageView resultPageView = new ResultPageView();
+          resultPageView.setIp(e.getValue().getIp());
+          resultPageView.setTimestamp(e.getValue().getTimestamp());
+          resultPageView.setUrl(e.getValue().getUrl());
+          return new JetInputOutputFormat<Long, ResultPageView>(e.getValue().getTimestamp(),
resultPageView);
+        })
+        .drainTo(jetEngine.createDataSink(dataStoreOut));
+
+    JetInstance jet = Jet.newJetInstance();
+    Jet.newJetInstance();
+    try {
+      jet.newJob(p).join();
+    } finally {
+      Jet.shutdownAll();
+    }
+  }
+
+  @Test
+  public void insertData() {
+    try {
+      dataStoreOut = DataStoreFactory.getDataStore(Long.class, ResultPageView.class, new
Configuration());
+    } catch (GoraException e) {
+      e.printStackTrace();
+    }
+
+    ResultPageView resultPageView = new ResultPageView();
+    resultPageView.setIp("123");
+    resultPageView.setTimestamp(123L);
+    resultPageView.setUrl("I am the the one");
+
+    ResultPageView resultPageView1 = new ResultPageView();
+    resultPageView1.setIp("123");
+    resultPageView1.setTimestamp(123L);
+    resultPageView1.setUrl("How are you");
+
+    try {
+      dataStoreOut.put(1L,resultPageView);
+      dataStoreOut.put(2L,resultPageView1);
+      dataStoreOut.flush();
 
 Review comment:
   Verify whether insert has happened correctly by retrieving 

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