接口 org.apache.hadoop.ipc.VersionedProtocol
的使用

使用VersionedProtocol的程序包

程序包	说明
org.apache.hadoop.hdfs.protocol
org.apache.hadoop.hdfs.server.datanode
org.apache.hadoop.hdfs.server.namenode
org.apache.hadoop.hdfs.server.protocol
org.apache.hadoop.ipc	Tools to help define network clients and servers.
org.apache.hadoop.mapred	A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.
org.apache.hadoop.security
org.apache.hadoop.security.authorize

org.apache.hadoop.hdfs.protocol中VersionedProtocol的使用

org.apache.hadoop.hdfs.protocol中VersionedProtocol的子接口

限定符和类型	接口和说明
interface	ClientDatanodeProtocol An client-datanode protocol for block recovery
interface	ClientProtocol ClientProtocol is used by user code via DistributedFileSystem class to communicate with the NameNode.

org.apache.hadoop.hdfs.server.datanode中VersionedProtocol的使用

实现VersionedProtocol的org.apache.hadoop.hdfs.server.datanode中的类

限定符和类型	类和说明
class	DataNode DataNode is a class (and program) that stores a set of blocks for a DFS deployment.

org.apache.hadoop.hdfs.server.namenode中VersionedProtocol的使用

实现VersionedProtocol的org.apache.hadoop.hdfs.server.namenode中的类

限定符和类型	类和说明
class	NameNode NameNode serves as both directory namespace manager and "inode table" for the Hadoop DFS.

org.apache.hadoop.hdfs.server.protocol中VersionedProtocol的使用

org.apache.hadoop.hdfs.server.protocol中VersionedProtocol的子接口

限定符和类型	接口和说明
interface	DatanodeProtocol Protocol that a DFS datanode uses to communicate with the NameNode.
interface	InterDatanodeProtocol An inter-datanode protocol for updating generation stamp
interface	NamenodeProtocol Protocol that a secondary NameNode uses to communicate with the NameNode.

org.apache.hadoop.ipc中VersionedProtocol的使用

返回VersionedProtocol的org.apache.hadoop.ipc中的方法

限定符和类型	方法和说明
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf) Construct a client-side proxy object with the default SocketFactory
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf, int rpcTimeout)
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf, SocketFactory factory) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf, SocketFactory factory, int rpcTimeout) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, UserGroupInformation ticket, Configuration conf, SocketFactory factory) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, UserGroupInformation ticket, Configuration conf, SocketFactory factory, int rpcTimeout) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, UserGroupInformation ticket, Configuration conf, SocketFactory factory, int rpcTimeout, RetryPolicy connectionRetryPolicy, boolean checkVersion) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.waitForProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf)

参数类型为VersionedProtocol的org.apache.hadoop.ipc中的方法

限定符和类型	方法和说明
static void	RPC.checkVersion(Class<? extends VersionedProtocol> protocol, long clientVersion, VersionedProtocol proxy) Get server version and then compare it with client version.
static void	RPC.stopProxy(VersionedProtocol proxy) Stop this proxy and release its invoker's resource

类型变量类型为VersionedProtocol的org.apache.hadoop.ipc中的方法参数

限定符和类型	方法和说明
static void	RPC.checkVersion(Class<? extends VersionedProtocol> protocol, long clientVersion, VersionedProtocol proxy) Get server version and then compare it with client version.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf) Construct a client-side proxy object with the default SocketFactory
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf, int rpcTimeout)
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf, SocketFactory factory) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf, SocketFactory factory, int rpcTimeout) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, UserGroupInformation ticket, Configuration conf, SocketFactory factory) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, UserGroupInformation ticket, Configuration conf, SocketFactory factory, int rpcTimeout) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.getProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, UserGroupInformation ticket, Configuration conf, SocketFactory factory, int rpcTimeout, RetryPolicy connectionRetryPolicy, boolean checkVersion) Construct a client-side proxy object that implements the named protocol, talking to a server at the named address.
static VersionedProtocol	RPC.waitForProxy(Class<? extends VersionedProtocol> protocol, long clientVersion, InetSocketAddress addr, Configuration conf)

org.apache.hadoop.mapred中VersionedProtocol的使用

org.apache.hadoop.mapred中VersionedProtocol的子接口

限定符和类型	接口和说明
interface	AdminOperationsProtocol Protocol for admin operations.
interface	TaskUmbilicalProtocol Protocol that task child process uses to contact its parent process.

实现VersionedProtocol的org.apache.hadoop.mapred中的类

限定符和类型	类和说明
class	JobTracker JobTracker is the central location for submitting and tracking MR jobs in a network environment.
class	TaskTracker TaskTracker is a process that starts and tracks MR Tasks in a networked environment.

org.apache.hadoop.security中VersionedProtocol的使用

org.apache.hadoop.security中VersionedProtocol的子接口

限定符和类型	接口和说明
interface	RefreshUserMappingsProtocol Protocol use

org.apache.hadoop.security.authorize中VersionedProtocol的使用

org.apache.hadoop.security.authorize中VersionedProtocol的子接口

限定符和类型	接口和说明
interface	RefreshAuthorizationPolicyProtocol Protocol which is used to refresh the authorization policy in use currently.