Sonar Link: https://sonar.onap.org/code?id=org.onap.ccsdk.sli.plugins%3Accsdk-sli-plugins&selected=org.onap.ccsdk.sli.plugins%3Arestconf-client-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fccsdk%2Fsli%2Fplugins%2Fyangserializers%2Fpnserializer%2FLeafNode.java