private static String buildFormatString()

in platforms/commands/commands-core/src/main/java/org/apache/camel/commands/ContextInflightCommand.java [124:160]
33 lines of code
2 McCabe index (conditional complexity)

    private static String buildFormatString(final Map<String, Integer> columnWidths, final boolean isHeader) {
        final String fieldPreamble;
        final String fieldPostamble;
        final int columnWidthIncrement;

        if (isHeader) {
            fieldPreamble = DEFAULT_HEADER_PREAMBLE;
            fieldPostamble = DEFAULT_HEADER_POSTAMBLE;
        } else {
            fieldPreamble = DEFAULT_FIELD_PREAMBLE;
            fieldPostamble = DEFAULT_FIELD_POSTAMBLE;
        }
        columnWidthIncrement = DEFAULT_COLUMN_WIDTH_INCREMENT;

        int exchangeLen = Math.min(columnWidths.get(EXCHANGE_COLUMN_LABEL) + columnWidthIncrement, MAX_COLUMN_WIDTH);
        int fromRouteLen = Math.min(columnWidths.get(FROM_ROUTE_COLUMN_LABEL) + columnWidthIncrement, MAX_COLUMN_WIDTH);
        int routeLen = Math.min(columnWidths.get(ROUTE_COLUMN_LABEL) + columnWidthIncrement, MAX_COLUMN_WIDTH);
        int nodeLen = Math.min(columnWidths.get(NODE_COLUMN_LABEL) + columnWidthIncrement, MAX_COLUMN_WIDTH);
        int elapsedLen = Math.min(columnWidths.get(ELAPSED_COLUMN_LABEL) + columnWidthIncrement, MAX_COLUMN_WIDTH);
        int durationLen = Math.min(columnWidths.get(DURATION_COLUMN_LABEL) + columnWidthIncrement, MAX_COLUMN_WIDTH);
        exchangeLen = Math.max(MIN_COLUMN_WIDTH, exchangeLen);
        fromRouteLen = Math.max(MIN_COLUMN_WIDTH, fromRouteLen);
        routeLen = Math.max(MIN_COLUMN_WIDTH, routeLen);
        nodeLen = Math.max(MIN_COLUMN_WIDTH, nodeLen);
        elapsedLen = Math.max(MIN_COLUMN_WIDTH, elapsedLen);
        durationLen = Math.max(13, durationLen);

        final StringBuilder retval = new StringBuilder(DEFAULT_FORMAT_BUFFER_LENGTH);
        retval.append(fieldPreamble).append("%-").append(exchangeLen).append('.').append(exchangeLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(fromRouteLen).append('.').append(fromRouteLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(routeLen).append('.').append(routeLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(nodeLen).append('.').append(nodeLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%").append(elapsedLen).append('.').append(elapsedLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%").append(durationLen).append('.').append(durationLen).append('s').append(fieldPostamble).append(' ');

        return retval.toString();
    }