[GitHub] [incubator-pinot] mcvsubbu commented on a change in pull request #4545: Add APIs to get leader for all tables or a given table

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mcvsubbu commented on a change in pull request #4545: Add APIs to get leader for all tables or a given table
URL: https://github.com/apache/incubator-pinot/pull/4545#discussion_r316489952
 
 

 ##########
 File path: pinot-common/src/main/java/org/apache/pinot/common/utils/helix/LeadControllerUtils.java
 ##########
 @@ -58,4 +65,15 @@ public static String generatePartitionName(int partitionId) {
   public static int extractPartitionId(String partitionName) {
     return Integer.parseInt(partitionName.substring(partitionName.lastIndexOf('_') + 1));
   }
+
+  /**
+   * Checks from ZK if resource config of leadControllerResource is enabled.
+   */
+  public static boolean isLeadControllerResourceEnabled(HelixManager helixManager) {
+    HelixDataAccessor helixDataAccessor = helixManager.getHelixDataAccessor();
+    PropertyKey propertyKey = helixDataAccessor.keyBuilder().resourceConfig(Helix.LEAD_CONTROLLER_RESOURCE_NAME);
+    ResourceConfig resourceConfig = helixDataAccessor.getProperty(propertyKey);
+    String enableResource = resourceConfig.getSimpleConfig(Helix.LEAD_CONTROLLER_RESOURCE_ENABLED_KEY);
 
 Review comment:
   s/enableResource/resourceEnabled/

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