public RawBuffer put(byte[] values) {
        for (int i = 0; i < values.length; i++) {
            buffer.add(values[i]);
        }
        return this;
    }
Insert an array of byte values into this buffer.

@param values The array to add to the buffer.
@return Reference to this.
container-search/src/main/java/com/yahoo/search/grouping/request/RawBuffer.java