compat/maven-embedder/src/main/java/org/apache/maven/cli/transfer/FileSizeFormat.java [155:201]:
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    private void format(MessageBuilder builder, long size, ScaleUnit unit, boolean omitSymbol) {
        if (size < 0L) {
            throw new IllegalArgumentException("file size cannot be negative: " + size);
        }
        if (unit == null) {
            unit = ScaleUnit.getScaleUnit(size);
        }

        double scaledSize = (double) size / unit.bytes();

        if (unit == ScaleUnit.BYTE) {
            builder.append(Long.toString(size));
        } else if (scaledSize < 0.05d || scaledSize >= 10.0d) {
            builder.append(Long.toString(Math.round(scaledSize)));
        } else {
            builder.append(Double.toString(Math.round(scaledSize * 10d) / 10d));
        }

        if (!omitSymbol) {
            builder.append(" ").append(unit.symbol());
        }
    }

    public String formatProgress(long progressedSize, long size) {
        StringBuilder sb = new StringBuilder();
        formatProgress(sb, progressedSize, size);
        return sb.toString();
    }

    public void formatProgress(StringBuilder builder, long progressedSize, long size) {
        if (progressedSize < 0L) {
            throw new IllegalArgumentException("progressed file size cannot be negative: " + size);
        }
        if (size >= 0 && progressedSize > size) {
            throw new IllegalArgumentException(
                    "progressed file size cannot be greater than size: " + progressedSize + " > " + size);
        }

        if (size >= 0L && progressedSize != size) {
            ScaleUnit unit = ScaleUnit.getScaleUnit(size);
            format(builder, progressedSize, unit, true);
            builder.append("/");
            format(builder, size, unit, false);
        } else {
            ScaleUnit unit = ScaleUnit.getScaleUnit(progressedSize);

            format(builder, progressedSize, unit, false);
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impl/maven-cli/src/main/java/org/apache/maven/cling/transfer/FileSizeFormat.java [167:213]:
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    private void format(MessageBuilder builder, long size, ScaleUnit unit, boolean omitSymbol) {
        if (size < 0L) {
            throw new IllegalArgumentException("file size cannot be negative: " + size);
        }
        if (unit == null) {
            unit = ScaleUnit.getScaleUnit(size);
        }

        double scaledSize = (double) size / unit.bytes();

        if (unit == ScaleUnit.BYTE) {
            builder.append(Long.toString(size));
        } else if (scaledSize < 0.05d || scaledSize >= 10.0d) {
            builder.append(Long.toString(Math.round(scaledSize)));
        } else {
            builder.append(Double.toString(Math.round(scaledSize * 10d) / 10d));
        }

        if (!omitSymbol) {
            builder.append(" ").append(unit.symbol());
        }
    }

    public String formatProgress(long progressedSize, long size) {
        StringBuilder sb = new StringBuilder();
        formatProgress(sb, progressedSize, size);
        return sb.toString();
    }

    public void formatProgress(StringBuilder builder, long progressedSize, long size) {
        if (progressedSize < 0L) {
            throw new IllegalArgumentException("progressed file size cannot be negative: " + size);
        }
        if (size >= 0 && progressedSize > size) {
            throw new IllegalArgumentException(
                    "progressed file size cannot be greater than size: " + progressedSize + " > " + size);
        }

        if (size >= 0L && progressedSize != size) {
            ScaleUnit unit = ScaleUnit.getScaleUnit(size);
            format(builder, progressedSize, unit, true);
            builder.append("/");
            format(builder, size, unit, false);
        } else {
            ScaleUnit unit = ScaleUnit.getScaleUnit(progressedSize);

            format(builder, progressedSize, unit, false);
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