public Builder setPrefixSize(int value) {

      prefixSize_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
<pre>
The number of bytes for each prefix encoded below.  This field can be
anywhere from 4 (shortest prefix) to 32 (full SHA256 hash).
In practice this is almost always 4, except in exceptional circumstances.
</pre>

<code>int32 prefix_size = 1;</code>

@param value The prefixSize to set.
@return This builder for chaining.
java-webrisk/proto-google-cloud-webrisk-v1/src/main/java/com/google/webrisk/v1/RawHashes.java