private String buildFormatString()

in platforms/commands/commands-core/src/main/java/org/apache/camel/commands/RestRegistryListCommand.java [150:189]
34 lines of code
3 McCabe index (conditional complexity)

    private String buildFormatString(final Map<String, Integer> columnWidths, final boolean isHeader, final boolean isVerbose) {
        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 uriLen = Math.min(columnWidths.get(URL_COLUMN_NAME) + columnWidthIncrement, getMaxColumnWidth());
        int basePathLen = Math.min(columnWidths.get(BASE_PATH_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        int uriTemplateLen = Math.min(columnWidths.get(URI_TEMPLATE_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        int methodLen = Math.min(columnWidths.get(METHOD_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        int statusLen = Math.min(columnWidths.get(STATE_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        int routeLen = Math.min(columnWidths.get(ROUTE_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        uriLen = Math.max(MIN_COLUMN_WIDTH, uriLen);
        basePathLen = Math.max(MIN_COLUMN_WIDTH, basePathLen);
        uriTemplateLen = Math.max(MIN_COLUMN_WIDTH, uriTemplateLen);
        methodLen = Math.max(MIN_COLUMN_WIDTH, methodLen);
        statusLen = Math.max(MIN_COLUMN_WIDTH, statusLen);

        // last row does not have min width

        final StringBuilder retval = new StringBuilder(DEFAULT_FORMAT_BUFFER_LENGTH);
        if (isVerbose) {
            retval.append(fieldPreamble).append("%-").append(uriLen).append('.').append(uriLen).append('s').append(fieldPostamble).append(' ');
        }
        retval.append(fieldPreamble).append("%-").append(basePathLen).append('.').append(basePathLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(uriTemplateLen).append('.').append(uriTemplateLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(methodLen).append('.').append(methodLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(statusLen).append('.').append(statusLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(routeLen).append('.').append(routeLen).append('s').append(fieldPostamble).append(' ');

        return retval.toString();
    }