Method writeTo

metadata.go:116–125

(wb *writeBuffer)

}

func (r topicMetadataRequestV1) writeTo(wb *writeBuffer) {
	// communicate nil-ness to the broker by passing -1 as the array length.
	// for this particular request, the broker interpets a zero length array
	// as a request for no topics whereas a nil array is for all topics.
	if r == nil {
		wb.writeArrayLen(-1)
	} else {
		wb.writeStringArray([]string(r))
	}
}

type metadataResponseV1 struct {
	Brokers      []brokerMetadataV1