查询Checkpoint

GetCheckpointRequest getCheckpointRequest = new GetCheckpointRequest();
// 设置App名称(注: 1.3.0及以前版本使用setAppId，1.3.1及后续版本请使用setAppName
getCheckpointRequest.setAppName(appName);
getCheckpointRequest.setStreamName(streamName);
// 分区编号
getCheckpointRequest.setPartitionId("0");
// Checkpoint类型
getCheckpointRequest.setCheckpointType(CheckpointTypeEnum.LAST_READ.name());
System.out.println("getCheckpoint: " + JsonUtils.objToJson(dic.getCheckpoint(getCheckpointRequest)));

getCheckpoint:
{"sequence_number": "10", "metadata": "metadata"}