in src/main/java/com/aliyun/odps/kafka/connect/SinkStatusContext.java [58:64]
public void mergeOffset() {
// 针对offset的区间更新consumedOffset
while (!offsetIntervalSet.isEmpty() && consumedOffsets + 1 == offsetIntervalSet.firstKey()) {
consumedOffsets = offsetIntervalSet.firstEntry().getValue();
removeFirst();
}
}