CARMEL-3571 Support ViewPointServer in Spark Command Builder (#54)

Author: hongyzhang

launcher/src/main/java/org/apache/spark/launcher/SparkClassCommandBuilder.java

@@ -68,6 +68,12 @@ public List<String> buildCommand(Map<String, String> env)
         extraClassPath = getenv("SPARK_DAEMON_CLASSPATH");
         memKey = "SPARK_DAEMON_MEMORY";
         break;
+      case "org.apache.spark.viewpoint.ViewPointServer":
+        javaOptsKeys.add("SPARK_DAEMON_JAVA_OPTS");
+        javaOptsKeys.add("SPARK_VIEWPOINT_OPTS");
+        extraClassPath = getenv("SPARK_DAEMON_CLASSPATH");
+        memKey = "SPARK_DAEMON_MEMORY";
+        break;
       case "org.apache.spark.executor.CoarseGrainedExecutorBackend":
         javaOptsKeys.add("SPARK_EXECUTOR_OPTS");
         memKey = "SPARK_EXECUTOR_MEMORY";