Removed unused variables/attributes and added try catch block in handleSampleResults

Author: agauthier-nbc

src/main/java/net/delirius/jmeter/backendlistener/elasticsearch/ElasticsearchBackend.java

@@ -41,9 +41,9 @@ public class ElasticsearchBackend extends AbstractBackendListenerClient {
     private String index;
     private String indexType;
     private String host;
-    private Integer port;
-    private Integer buildNumber;
-    private Integer bulkSize;
+    private int port;
+    private int buildNumber;
+    private int bulkSize;
     private BulkRequestBuilder bulkRequest;
 
     @Override
@@ -86,8 +86,12 @@ public void handleSampleResults(List<SampleResult> results, BackendListenerConte
         }
 
         if(this.bulkRequest.numberOfActions() >= this.bulkSize) {
-            this.bulkRequest.get();
-            this.bulkRequest = this.client.prepareBulk();
+            try {
+                this.bulkRequest.get();
+                this.bulkRequest = this.client.prepareBulk();
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
         }
     }
 

src/test/java/net/delirius/jmeter/backendlistener/elasticsearch/TestElasticSearchBackend.java

@@ -1,12 +1,17 @@
 package net.delirius.jmeter.backendlistener.elasticsearch;
 
+import org.apache.jmeter.samplers.SampleResult;
 import org.apache.jmeter.threads.JMeterContext;
 import org.apache.jmeter.threads.JMeterContextService;
+import org.apache.jmeter.visualizers.backend.BackendListenerContext;
 import org.junit.Before;
 import org.junit.Test;
 
 import java.text.SimpleDateFormat;
+import java.util.ArrayList;
 import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
 
 import static org.junit.Assert.assertNotNull;