List of usage examples for org.apache.hadoop.hdfs.protocol HdfsFileStatus getChildrenNum
int getChildrenNum();
From source file:com.bigstep.datalake.JsonUtil.java
License:Apache License
/** * Convert a HdfsFileStatus object to a Json string. * @param status input status//from w w w .j ava 2 s .co m * @param includeType type to use * @return the json */ public static String toJsonString(final HdfsFileStatus status, boolean includeType) { if (status == null) { return null; } final Map<String, Object> m = new TreeMap<String, Object>(); m.put("pathSuffix", status.getLocalName()); m.put("type", PathType.valueOf(status)); if (status.isSymlink()) { m.put("symlink", status.getSymlink()); } m.put("length", status.getLen()); m.put("owner", status.getOwner()); m.put("group", status.getGroup()); FsPermission perm = status.getPermission(); m.put("permission", toString(perm)); if (perm.getAclBit()) { m.put("aclBit", true); } if (perm.getEncryptedBit()) { m.put("encBit", true); } m.put("accessTime", status.getAccessTime()); m.put("modificationTime", status.getModificationTime()); m.put("blockSize", status.getBlockSize()); m.put("replication", status.getReplication()); m.put("fileId", status.getFileId()); m.put("childrenNum", status.getChildrenNum()); m.put("storagePolicy", status.getStoragePolicy()); Gson gson = new Gson(); return includeType ? toJsonString(FileStatus.class, m) : gson.toJson(m); }