Read data from ETCD using java api

pom.xml:

               
 org.mousio
 etcd4j
 2.13.0

java code to read data:

EtcdClient etcd = new EtcdClient(URI.create("http://localhost:2379"));
EtcdResponsePromise rs=etcd.getDir("/sai1/ram").recursive().send();
EtcdKeysResponse response1 = rs.get();
EtcdNode en=response1.node;
List len=en.getNodes();
for (EtcdNode etcdNode : len) {
System.out.println("key=" + etcdNode.key + " : value="+etcdNode.value);
}