Sonar link: https://sonar.onap.org/code?id=org.onap.ccsdk.sli.northbound%3Accsdk-sli-northbound&selected=org.onap.ccsdk.sli.northbound%3AdataChange-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fccsdk%2Fsli%2Fnorthbound%2FDataChangeProvider.java