title: Sonar "Credentials should not be hard-coded" Error
body: <p>In my application I have a ApplicationConstants.java class that serve for String Constants used in the application.
  I have <code>public static final String PASSWORD = "password"</code> as one of the constant. Sonar throws an error for that as below. Kindly let me know if there is a way to handle the same.</p>
  
  <blockquote>
    <p>Sonar error:  Description Assignee    Resource    New issue Credentials
    should not be hard-coded : Remove this hard-coded
    password.     EnrollmentConstant.java false</p>
  </blockquote>