@Override
    public boolean equals(Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        PaddingDecimalFormat that = (PaddingDecimalFormat) obj;
        return minimumLength == that.minimumLength;
    }
Creates a PaddingDecimalFormat using the given pattern and minimum minimumLength and the
symbols for the default locale.
tools/src/main/java/org/apache/kafka/tools/automq/perf/PaddingDecimalFormat.java