package backtype.storm.hooks.info; public class SpoutAckInfo { public Object messageId; public int spoutTaskId; public Long completeLatencyMs; // null if it wasn't sampled public SpoutAckInfo(Object messageId, int spoutTaskId, Long completeLatencyMs) { this.messageId = messageId; this.spoutTaskId = spoutTaskId; this.completeLatencyMs = completeLatencyMs; } }