org.apache.hadoop.hdfs.server.namenode

クラス INodeAttributeProvider

java.lang.Object

org.apache.hadoop.hdfs.server.namenode.INodeAttributeProvider

@InterfaceAudience.Public
 @InterfaceStability.Unstable
public abstract class INodeAttributeProvider
extends Object

コンストラクタのサマリー

コンストラクタ

コンストラクタと説明
INodeAttributeProvider()

メソッドのサマリー

修飾子とタイプ	メソッドと説明
org.apache.hadoop.hdfs.server.namenode.INodeAttributes	getAttributes(byte[][] components, org.apache.hadoop.hdfs.server.namenode.INodeAttributes inode)
abstract org.apache.hadoop.hdfs.server.namenode.INodeAttributes	getAttributes(String[] pathElements, org.apache.hadoop.hdfs.server.namenode.INodeAttributes inode)
org.apache.hadoop.hdfs.server.namenode.INodeAttributes	getAttributes(String fullPath, org.apache.hadoop.hdfs.server.namenode.INodeAttributes inode)
org.apache.hadoop.hdfs.server.namenode.INodeAttributeProvider.AccessControlEnforcer	getExternalAccessControlEnforcer(org.apache.hadoop.hdfs.server.namenode.INodeAttributeProvider.AccessControlEnforcer defaultEnforcer) Can be over-ridden by implementations to provide a custom Access Control Enforcer that can provide an alternate implementation of the default permission checking logic.
abstract void	start() Initialize the provider.
abstract void	stop() Shutdown the provider.

クラスから継承されたメソッド java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

コンストラクタの詳細

INodeAttributeProvider

public INodeAttributeProvider()

メソッドの詳細

start

public abstract void start()

Initialize the provider. This method is called at NameNode startup time.

stop

public abstract void stop()

Shutdown the provider. This method is called at NameNode shutdown time.

getAttributes

public org.apache.hadoop.hdfs.server.namenode.INodeAttributes getAttributes(String fullPath,
                                                                            org.apache.hadoop.hdfs.server.namenode.INodeAttributes inode)

getAttributes

public abstract org.apache.hadoop.hdfs.server.namenode.INodeAttributes getAttributes(String[] pathElements,
                                                                                     org.apache.hadoop.hdfs.server.namenode.INodeAttributes inode)

getAttributes

public org.apache.hadoop.hdfs.server.namenode.INodeAttributes getAttributes(byte[][] components,
                                                                            org.apache.hadoop.hdfs.server.namenode.INodeAttributes inode)

getExternalAccessControlEnforcer

public org.apache.hadoop.hdfs.server.namenode.INodeAttributeProvider.AccessControlEnforcer getExternalAccessControlEnforcer(org.apache.hadoop.hdfs.server.namenode.INodeAttributeProvider.AccessControlEnforcer defaultEnforcer)

Can be over-ridden by implementations to provide a custom Access Control Enforcer that can provide an alternate implementation of the default permission checking logic.

パラメータ:

defaultEnforcer - The Default AccessControlEnforcer

戻り値:

The AccessControlEnforcer to use