    protected static String unifyQuotes( String path )
    {
        if ( path == null )
        {
            return null;
        }

        if ( path.indexOf( " " ) == -1 && path.indexOf( "'" ) != -1 && path.indexOf( "\"" ) == -1 )
        {
            return StringUtils.escape( path );
        }

        return StringUtils.quoteAndEscape( path, '\"', BASH_QUOTING_TRIGGER_CHARS );
    }
The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.