private String buildFormatString()

in platforms/commands/commands-core/src/main/java/org/apache/camel/commands/TransformerListCommand.java [149:189]
36 lines of code
4 McCabe index (conditional complexity)

    private 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 ctxLen = java.lang.Math.min(columnWidths.get(CONTEXT_NAME_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        ctxLen = Math.max(MIN_COLUMN_WIDTH, ctxLen);
        int schemeLen = java.lang.Math.min(columnWidths.get(SCHEME_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        schemeLen = Math.max(MIN_COLUMN_WIDTH, schemeLen);
        int fromLen = java.lang.Math.min(columnWidths.get(FROM_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        fromLen = Math.max(MIN_COLUMN_WIDTH, fromLen);
        int toLen = java.lang.Math.min(columnWidths.get(TO_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
        toLen = Math.max(MIN_COLUMN_WIDTH, toLen);
        int stateLen = -1;
        if (verbose) {
            stateLen = java.lang.Math.min(columnWidths.get(STATE_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth());
            stateLen = Math.max(MIN_COLUMN_WIDTH, stateLen);
        }
        // last row does not have min width

        final StringBuilder retval = new StringBuilder(DEFAULT_FORMAT_BUFFER_LENGTH);
        retval.append(fieldPreamble).append("%-").append(ctxLen).append('.').append(ctxLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(schemeLen).append('.').append(schemeLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(fromLen).append('.').append(fromLen).append('s').append(fieldPostamble).append(' ');
        retval.append(fieldPreamble).append("%-").append(toLen).append('.').append(toLen).append('s').append(fieldPostamble).append(' ');
        if (verbose) {
            retval.append(fieldPreamble).append("%-").append(stateLen).append('.').append(stateLen).append('s').append(fieldPostamble).append(' ');
        }
        retval.append(fieldPreamble).append("%s").append(fieldPostamble).append(' ');

        return retval.toString();
    }