private Integer getPortFromProjectOrSystemProperty(String var) {
        String sysProp = System.getProperty(var);
        if (sysProp != null) {
            return getAsIntOrNull(sysProp);
        }
        if (projProperties.containsKey(var)) {
            return getAsIntOrNull(projProperties.getProperty(var));
        }
        return null;
    }
private Integer getPortFromProjectOrSystemProperty ( String var ) { String sysProp = System . getProperty ( var ) ; if ( sysProp != null ) { return getAsIntOrNull ( sysProp ) ; } if ( projProperties . containsKey ( var ) ) { return getAsIntOrNull ( projProperties . getProperty ( var ) ) ; } return null ; }
First check system properties, then the variables given