blueflood-core/src/main/java/com/rackspacecloud/blueflood/tools/jmx/OutputFormatter.java
public static String formatHeader(int[] maximums, String[] headers) {
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < headers.length; i++)
            sb = sb.append(formatIn(headers[i], maximums[i], false)).append(GAP);
        return sb.toString();
    }
public static String formatHeader(int[] maximums, String[] headers) {
        StringBuilder sb = new StringBuilder();
        for (int i = 0; i < headers.length; i++)
            sb = sb.append(formatIn(headers[i], maximums[i], false)).append(GAP);
        return sb.toString();
    }
formats a header row after maximums have been established.