Fixing sonar issues in files:
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2FConfigGeneratorActivator.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2FConfigGeneratorConstant.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Fconvert%2FConvertNode.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Fmerge%2FMergeNode.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Fpattern%2FPatternNode.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Freader%2FReaderNode.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftool%2FCheckDataTool.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftool%2FConstants.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftool%2FCustomJsonNodeFactory.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftool%2FCustomTextNode.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftool%2FDbServiceUtil.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftool%2FLogParserTool.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftool%2FMergeTool.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Ftransform%2FXSLTTransformerNode.java
https://sonar.onap.org/code?id=org.onap.appc%3Aappc&selected=org.onap.appc%3Aappc-config-generator-provider%3Asrc%2Fmain%2Fjava%2Forg%2Fonap%2Fsdnc%2Fconfig%2Fgenerator%2Fwriter%2FFileWriterNode.java