[HUDI-1105] Adding dedup support for Bulk Insert w/ Rows (#2206)

hudi-client/hudi-spark-client/src/main/java/org/apache/hudi/index/SparkHoodieIndex.java

@@ -71,6 +71,30 @@ public abstract class SparkHoodieIndex<T extends HoodieRecordPayload> extends Ho
     }
   }
 
+  /**
+   * Whether index is global or not.
+   * @param config HoodieWriteConfig to use.
+   * @return {@code true} if index is a global one. else {@code false}.
+   */
+  public static boolean isGlobalIndex(HoodieWriteConfig config) {
+    switch (config.getIndexType()) {
+      case HBASE:
+        return true;
+      case INMEMORY:
+        return true;
+      case BLOOM:
+        return false;
+      case GLOBAL_BLOOM:
+        return true;
+      case SIMPLE:
+        return false;
+      case GLOBAL_SIMPLE:
+        return true;
+      default:
+        return createIndex(config).isGlobal();
+    }
+  }
+
   @Override
   @PublicAPIMethod(maturity = ApiMaturityLevel.STABLE)
   public abstract JavaRDD<WriteStatus> updateLocation(JavaRDD<WriteStatus> writeStatusRDD,