#7270: add default for spark master url

twosigma · May 14, 2018 · ea30051 · ea30051
1 parent 018fed9
commit ea30051
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/kernel/sparkex/src/main/java/com/twosigma/beakerx/widget/SparkUIManager.java b/kernel/sparkex/src/main/java/com/twosigma/beakerx/widget/SparkUIManager.java
@@ -37,6 +37,7 @@ public class SparkUIManager {
   public static final String SPARK_EXECUTOR_CORES = "spark.executor.cores";
   public static final String SPARK_SESSION_NAME = "spark";
   public static final String CONNECT = "Connect";
+  private static final String SPARK_MASTER_DEFAULT = "local[*]";
 
   private final SparkUI sparkUI;
   private Map<Integer, SparkStateProgress> progressBars = new HashMap<>();
@@ -95,6 +96,8 @@ private Text createMasterURL() {
     masterURL.setDescription("Master URL");
     if (sparkManager.getSparkConf().contains(SPARK_MASTER)) {
       masterURL.setValue(sparkManager.getSparkConf().get(SPARK_MASTER));
+    } else {
+      masterURL.setValue(SPARK_MASTER_DEFAULT);
     }
     return masterURL;
   }