What's is Apache Curator?
Apache Curator is a Java/JVM client library for Apache ZooKeeper, a distributed coordination service.
Apache Curator includes a high-level API framework and utilities to make using Apache ZooKeeper much easier and more reliable. It also includes recipes for common use cases and extensions such as service discovery and a Java 8 asynchronous DSL. For more details, please visit the project website: http://curator.apache.org/
 Apache ZooKeeper https://zookeeper.apache.org/