public static void createSnapshot(BccClient bccClient, String volumeId, String snapshotName, String desc) {

    CreateSnapshotRequest createSnapshotRequest = new CreateSnapshotRequest();
    // 指定磁盘id
    createSnapshotRequest.setVolumeId(volumeId);
    // 指定快照名称
    createSnapshotRequest.setSnapshotName(snapshotName);
    // 设置快照描述信息
    createSnapshotRequest.setDesc(desc);
    // 打印返回信息
    System.out.println(bccClient.createSnapshot(createSnapshotRequest));
}

public static void listSnapshot(BccClient bccClient) {
    ListSnapshotsRequest listSnapshotsRequest = new ListSnapshotsRequest();
    // 设置分页标志
    listSnapshotsRequest.setMarker(snapshotId);
    // 设置分页返回数据大小
    listSnapshotsRequest.setMaxKeys(100);
    // 过滤从指定的磁盘创建快照
    listSnapshotsRequest.setVolumeId(volumeId);
    System.out.println(bccClient.listSnapshots(listSnapshotsRequest));
}

public static void getSnapshot(BccClient bccClient) {
    System.out.println(bccClient.getSnapshot(snapshotId));
}

public static void deleteSnap(BccClient bccClient) {
    bccClient.deleteSnapshot(snapshotId);
}

public static void listSnapchain(BccClient bccClient, String volumeId, String orderBy, String order, int
                pageNo, int pageSize) {
    ListSnapchainRequest listSnapchainRequest = new ListSnapchainRequest();
    // 排序属性，可选: chainId(快照链id,默认值),chainSize(快照链大小),volumeSize(磁盘大小)
    listSnapchainRequest.setOrderBy(orderBy);
    // 排序方式，可选:asc(正序,默认值), desc(倒序)
    listSnapchainRequest.setOrder(order);
    // 页数,可选：默认值为1
    listSnapchainRequest.setPageNo(pageNo);
    // 每页容量，可选：默认值为1000
    listSnapchainRequest.setPageSize(pageSize);
    // 磁盘id,可选：该字段非空则只返回这个磁盘的快照链信息
    listSnapchainRequest.setVolumeId(volumeId);

    ListSnapchainResponse listSnapchainResponse = bccClient.listSnapchain(listSnapchainRequest);
}