本文整理汇总了Java中org.apache.hadoop.hdfs.server.namenode.INodeDirectory.getChildrenNum方法的典型用法代码示例。如果您正苦于以下问题：Java INodeDirectory.getChildrenNum方法的具体用法？Java INodeDirectory.getChildrenNum怎么用？Java INodeDirectory.getChildrenNum使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.hadoop.hdfs.server.namenode.INodeDirectory的用法示例。
在下文中一共展示了INodeDirectory.getChildrenNum方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: getSnapshottableDirListing
import org.apache.hadoop.hdfs.server.namenode.INodeDirectory; //导入方法依赖的package包/类
/**
* List all the snapshottable directories that are owned by the current user.
* @param userName Current user name.
* @return Snapshottable directories that are owned by the current user,
* represented as an array of {@link SnapshottableDirectoryStatus}. If
* {@code userName} is null, return all the snapshottable dirs.
*/
public SnapshottableDirectoryStatus[] getSnapshottableDirListing(
String userName) {
if (snapshottables.isEmpty()) {
return null;
}
List<SnapshottableDirectoryStatus> statusList =
new ArrayList<SnapshottableDirectoryStatus>();
for (INodeDirectory dir : snapshottables.values()) {
if (userName == null || userName.equals(dir.getUserName())) {
SnapshottableDirectoryStatus status = new SnapshottableDirectoryStatus(
dir.getModificationTime(), dir.getAccessTime(),
dir.getFsPermission(), dir.getUserName(), dir.getGroupName(),
dir.getLocalNameBytes(), dir.getId(),
dir.getChildrenNum(Snapshot.CURRENT_STATE_ID),
dir.getDirectorySnapshottableFeature().getNumSnapshots(),
dir.getDirectorySnapshottableFeature().getSnapshotQuota(),
dir.getParent() == null ? DFSUtil.EMPTY_BYTES :
DFSUtil.string2Bytes(dir.getParent().getFullPathName()));
statusList.add(status);
}
}
Collections.sort(statusList, SnapshottableDirectoryStatus.COMPARATOR);
return statusList.toArray(
new SnapshottableDirectoryStatus[statusList.size()]);
}
示例2: getSnapshottableDirListing
import org.apache.hadoop.hdfs.server.namenode.INodeDirectory; //导入方法依赖的package包/类
/**
* List all the snapshottable directories that are owned by the current user.
* @param userName Current user name.
* @return Snapshottable directories that are owned by the current user,
* represented as an array of {@link SnapshottableDirectoryStatus}. If
* {@code userName} is null, return all the snapshottable dirs.
*/
public SnapshottableDirectoryStatus[] getSnapshottableDirListing(
String userName) {
if (snapshottables.isEmpty()) {
return null;
}
List<SnapshottableDirectoryStatus> statusList =
new ArrayList<SnapshottableDirectoryStatus>();
for (INodeDirectory dir : snapshottables.values()) {
if (userName == null || userName.equals(dir.getUserName())) {
SnapshottableDirectoryStatus status = new SnapshottableDirectoryStatus(
dir.getModificationTime(), dir.getAccessTime(),
dir.getFsPermission(), dir.getUserName(), dir.getGroupName(),
dir.getLocalNameBytes(), dir.getId(),
dir.getChildrenNum(Snapshot.CURRENT_STATE_ID),
dir.getDirectorySnapshottableFeature().getNumSnapshots(),
dir.getDirectorySnapshottableFeature().getSnapshotQuota(),
dir.getParent() == null ? DFSUtilClient.EMPTY_BYTES :
DFSUtil.string2Bytes(dir.getParent().getFullPathName()));
statusList.add(status);
}
}
Collections.sort(statusList, SnapshottableDirectoryStatus.COMPARATOR);
return statusList.toArray(
new SnapshottableDirectoryStatus[statusList.size()]);
}