@Override
    protected void encodeThis(ByteBuffer buffer) {
        super.encodeThis(buffer);
        IntegerCompressor.putCompressedPositiveNumber(tokens.size(), buffer);
        putString(getIndexName(), buffer);
        for (var entry : tokens) {
            putString(entry, buffer);
        }
    }
Class representing an IN operator with a set of string values.

@author toregge
container-search/src/main/java/com/yahoo/prelude/query/StringInItem.java