org.apache.hadoop.hdfs.server.datanode
Class FSDatasetInterface.Factory

java.lang.Object
  org.apache.hadoop.hdfs.server.datanode.FSDatasetInterface.Factory

Enclosing interface:

org.apache.hadoop.hdfs.server.datanode.FSDatasetInterface

public abstract static class FSDatasetInterface.Factory
extends Object

A factory for creating FSDatasetInterface objects.

Constructor Summary

FSDatasetInterface.Factory()

Method Summary

abstract org.apache.hadoop.hdfs.server.datanode.FSDatasetInterface	createFSDatasetInterface(org.apache.hadoop.hdfs.server.datanode.DataNode datanode, org.apache.hadoop.hdfs.server.datanode.DataStorage storage, org.apache.hadoop.conf.Configuration conf) Create a FSDatasetInterface object.
static FSDatasetInterface.Factory	getFactory(org.apache.hadoop.conf.Configuration conf)
boolean	isSimulated() Does the factory create simulated objects?

Methods inherited from class java.lang.Object

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

Constructor Detail

FSDatasetInterface.Factory

public FSDatasetInterface.Factory()

Method Detail

getFactory

public static FSDatasetInterface.Factory getFactory(org.apache.hadoop.conf.Configuration conf)

Returns:

the configured factory.

createFSDatasetInterface

public abstract org.apache.hadoop.hdfs.server.datanode.FSDatasetInterface createFSDatasetInterface(org.apache.hadoop.hdfs.server.datanode.DataNode datanode,
                                                                                                   org.apache.hadoop.hdfs.server.datanode.DataStorage storage,
                                                                                                   org.apache.hadoop.conf.Configuration conf)
                                                                                            throws IOException

Create a FSDatasetInterface object.

Throws:

IOException

isSimulated

public boolean isSimulated()

Does the factory create simulated objects?