httpservices/src/main/java/ucar/httpservices/HTTPUtil.java
static protected boolean
    hasDriveLetter(StringBuilder path)
    {
        return (path.length() >= 2
                && path.charAt(1) == ':'
                && DRIVELETTERS.indexOf(path.charAt(0)) >= 0);
    }
static protected boolean
    hasDriveLetter(StringBuilder path)
    {
        return (path.length() >= 2
                && path.charAt(1) == ':'
                && DRIVELETTERS.indexOf(path.charAt(0)) >= 0);
    }
static protected boolean hasDriveLetter ( StringBuilder path ) { return ( path . length ( ) >= 2 && path . charAt ( 1 ) == ' ' && DRIVELETTERS . indexOf ( path . charAt ( 0 ) ) >= 0 ) ; }
Support function
Support function