4.0.0 org.apache.zookeeper zookeeper-metrics-providers 3.6.3 .. zookeeper-prometheus-metrics jar Apache ZooKeeper - Prometheus.io Metrics Provider ZooKeeper Prometheus.io Metrics Provider implementation 0.6.0 org.apache.zookeeper zookeeper ${project.version} io.prometheus simpleclient ${prometheus.version} io.prometheus simpleclient_hotspot ${prometheus.version} io.prometheus simpleclient_servlet ${prometheus.version} org.eclipse.jetty jetty-server provided org.eclipse.jetty jetty-servlet provided org.mockito mockito-core test junit junit test