程序包 org.apache.hadoop.hdfs
的使用

使用org.apache.hadoop.hdfs的程序包

程序包	说明
org.apache.hadoop.hdfs	A distributed implementation of FileSystem.
org.apache.hadoop.hdfs.server.namenode
org.apache.hadoop.hdfs.tools

org.apache.hadoop.hdfs使用的org.apache.hadoop.hdfs中的类

类和说明
BlockReader The API shared between local and remote block readers.
ByteRangeInputStream.URLOpener This class wraps a URL and provides method to open connection.
DFSClient DFSClient can connect to a Hadoop Filesystem and perform basic file tasks.
DFSClient.DFSInputStream DFSInputStream provides bytes from a named file.
DistributedFileSystem.DiskStatus
HftpFileSystem An implementation of a protocol for accessing filesystems over HTTP.
HftpFileSystem.TokenManager

org.apache.hadoop.hdfs.server.namenode使用的org.apache.hadoop.hdfs中的类

类和说明
DFSClient DFSClient can connect to a Hadoop Filesystem and perform basic file tasks.

org.apache.hadoop.hdfs.tools使用的org.apache.hadoop.hdfs中的类

类和说明
DistributedFileSystem Implementation of the abstract FileSystem for the DFS system.