pkuwm commented on a change in pull request #1526:
URL: https://github.com/apache/helix/pull/1526#discussion_r545483632
##########
File path:
zookeeper-api/src/main/java/org/apache/helix/zookeeper/constant/ZkSystemPropertyKeys.java
##########
@@ -63,4 +63,18 @@
/** System property key for jute.maxbuffer */
public static final String JUTE_MAXBUFFER = "jute.maxbuffer";
+
+ /**
+ * Setting this property to {@code true} in system properties will force
Helix ZkClient to use
+ * the <b>non-paginated</b> {@code getChildren} API, no matter if zookeeper
supports pagination
+ * or not.
+ * <p>
+ * Given both the zookeeper client and server support <b>paginated</b>
{@code getChildren} API as
+ * a prerequisite, if set to {@code false}, it will enable Helix ZkClient's
{@code getChildren}
+ * API to call zookeeper's <b>paginated</b> {@code getChildren} API.
+ * <p>
+ * The default value is {@code false}.
+ */
+ public static final String ZK_GETCHILDREN_PAGINATION_DISABLED =
Review comment:
Added a note in java doc to indicate the config is temporary - can be
deprecated after pagination is deployed and stable.
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