tl.lin.lucene
Class FileSystemDirectory

java.lang.Object
  org.apache.lucene.store.Directory
      tl.lin.lucene.FileSystemDirectory

All Implemented Interfaces:

Closeable

public class FileSystemDirectory
extends org.apache.lucene.store.Directory

This class implements a Lucene Directory on top of a general FileSystem. Currently it does not support locking.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.lucene.store.Directory

org.apache.lucene.store.Directory.IndexInputSlicer

Field Summary

Fields inherited from class org.apache.lucene.store.Directory

isOpen, lockFactory

Constructor Summary

FileSystemDirectory(org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path directory, boolean create, org.apache.hadoop.conf.Configuration conf)
Constructor

Method Summary

void	close()
org.apache.lucene.store.IndexOutput	createOutput(String name)
org.apache.lucene.store.IndexOutput	createOutput(String arg0, org.apache.lucene.store.IOContext arg1)
void	deleteFile(String name)
boolean	fileExists(String name)
long	fileLength(String name)
long	fileModified(String name)
String[]	list()
String[]	listAll()
org.apache.lucene.store.Lock	makeLock(String name)
org.apache.lucene.store.IndexInput	openInput(String name)
org.apache.lucene.store.IndexInput	openInput(String name, int bufferSize)
org.apache.lucene.store.IndexInput	openInput(String arg0, org.apache.lucene.store.IOContext arg1)
void	renameFile(String from, String to)
void	sync(Collection<String> arg0)
String	toString()
void	touchFile(String name)

Methods inherited from class org.apache.lucene.store.Directory

clearLock, copy, createSlicer, ensureOpen, getLockFactory, getLockID, setLockFactory

Methods inherited from class java.lang.Object

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

Constructor Detail

FileSystemDirectory

public FileSystemDirectory(org.apache.hadoop.fs.FileSystem fs,
                           org.apache.hadoop.fs.Path directory,
                           boolean create,
                           org.apache.hadoop.conf.Configuration conf)
                    throws IOException

Constructor

Parameters:

fs -

directory -

create -

conf -

Throws:

IOException

Method Detail

list

public String[] list()
              throws IOException

Throws:

IOException

fileExists

public boolean fileExists(String name)
                   throws IOException

Specified by:

fileExists in class org.apache.lucene.store.Directory

Throws:

IOException

fileModified

public long fileModified(String name)

touchFile

public void touchFile(String name)

fileLength

public long fileLength(String name)
                throws IOException

Specified by:

fileLength in class org.apache.lucene.store.Directory

Throws:

IOException

deleteFile

public void deleteFile(String name)
                throws IOException

Specified by:

deleteFile in class org.apache.lucene.store.Directory

Throws:

IOException

renameFile

public void renameFile(String from,
                       String to)
                throws IOException

Throws:

IOException

createOutput

public org.apache.lucene.store.IndexOutput createOutput(String name)
                                                 throws IOException

Throws:

IOException

openInput

public org.apache.lucene.store.IndexInput openInput(String name)
                                             throws IOException

Throws:

IOException

openInput

public org.apache.lucene.store.IndexInput openInput(String name,
                                                    int bufferSize)
                                             throws IOException

Throws:

IOException

makeLock

public org.apache.lucene.store.Lock makeLock(String name)

Overrides:

makeLock in class org.apache.lucene.store.Directory

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in class org.apache.lucene.store.Directory

Throws:

IOException

toString

public String toString()

Overrides:

toString in class org.apache.lucene.store.Directory

createOutput

public org.apache.lucene.store.IndexOutput createOutput(String arg0,
                                                        org.apache.lucene.store.IOContext arg1)
                                                 throws IOException

Specified by:

createOutput in class org.apache.lucene.store.Directory

Throws:

IOException

listAll

public String[] listAll()
                 throws IOException

Specified by:

listAll in class org.apache.lucene.store.Directory

Throws:

IOException

openInput

public org.apache.lucene.store.IndexInput openInput(String arg0,
                                                    org.apache.lucene.store.IOContext arg1)
                                             throws IOException

Specified by:

openInput in class org.apache.lucene.store.Directory

Throws:

IOException

sync

public void sync(Collection<String> arg0)
          throws IOException

Specified by:

sync in class org.apache.lucene.store.Directory

Throws:

IOException