Method join

output/java8/1.4.13/Misc.java:50–59

(Iterator<?> iter, String separator)

    // Seriously: why isn't this built in to java?

    public static String join(Iterator<?> iter, String separator) {
        StringBuilder buf = new StringBuilder();
        while ( iter.hasNext() ) {
            buf.append(iter.next());
            if ( iter.hasNext() ) {
                buf.append(separator);
            }
        }
        return buf.toString();
    }

//    public static String join(Object[] a, String separator, int start, int stop) {
//        StringBuilder buf = new StringBuilder();