@Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        ZstdCompression that = (ZstdCompression) o;
        return level == that.level;
    }
Size of intermediate buffer which contains uncompressed data.
This size should be <= ZSTD_BLOCKSIZE_MAX
see: https://github.com/facebook/zstd/blob/189653a9c10c9f4224a5413a6d6a69dd01d7c3bd/lib/zstd.h#L854
clients/src/main/java/org/apache/kafka/common/compress/ZstdCompression.java