net.didion.jwnl.princeton.file
Class PrincetonChannelDictionaryFile

java.lang.Object
  extended by net.didion.jwnl.dictionary.file.AbstractDictionaryFile
      extended by net.didion.jwnl.princeton.file.AbstractPrincetonDictionaryFile
          extended by net.didion.jwnl.princeton.file.AbstractPrincetonRandomAccessDictionaryFile
              extended by net.didion.jwnl.princeton.file.PrincetonChannelDictionaryFile
All Implemented Interfaces:
DictionaryFile, RandomAccessDictionaryFile

public class PrincetonChannelDictionaryFile
extends AbstractPrincetonRandomAccessDictionaryFile

A RandomAccessDictionaryFile that accesses files named with Princeton's dictionary file naming convention. Uses java.nio.channels.FileChannel for file access.


Field Summary
 
Fields inherited from interface net.didion.jwnl.dictionary.file.DictionaryFile
COMMENT_HEADER
 
Constructor Summary
PrincetonChannelDictionaryFile()
           
PrincetonChannelDictionaryFile(java.lang.String path, POS pos, DictionaryFileType fileType)
           
 
Method Summary
 void close()
          Close the file
 long getFilePointer()
          Get the current position of the file pointer.
 boolean isOpen()
          Return true if the file is open
 long length()
          Get the length, in bytes, of the file
 DictionaryFile newInstance(java.lang.String path, POS pos, DictionaryFileType fileType)
          Create a new instance of the dictionary file
 int read()
          Read a byte from the file
 java.lang.String readLine()
          Read a line from the file
 void seek(long pos)
          Go to postion pos in the file.
 
Methods inherited from class net.didion.jwnl.princeton.file.AbstractPrincetonRandomAccessDictionaryFile
getNextLineOffset, isPreviousLineOffset, setNextLineOffset
 
Methods inherited from class net.didion.jwnl.dictionary.file.AbstractDictionaryFile
getFile, getFileType, getPOS, open
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface net.didion.jwnl.dictionary.file.DictionaryFile
getFile, getFileType, getPOS, open
 

Constructor Detail

PrincetonChannelDictionaryFile

public PrincetonChannelDictionaryFile()

PrincetonChannelDictionaryFile

public PrincetonChannelDictionaryFile(java.lang.String path,
                                      POS pos,
                                      DictionaryFileType fileType)
Method Detail

newInstance

public DictionaryFile newInstance(java.lang.String path,
                                  POS pos,
                                  DictionaryFileType fileType)
Description copied from interface: DictionaryFile
Create a new instance of the dictionary file


readLine

public java.lang.String readLine()
                          throws java.io.IOException
Description copied from interface: RandomAccessDictionaryFile
Read a line from the file

Throws:
java.io.IOException

seek

public void seek(long pos)
          throws java.io.IOException
Description copied from interface: RandomAccessDictionaryFile
Go to postion pos in the file.

Throws:
java.io.IOException

getFilePointer

public long getFilePointer()
                    throws java.io.IOException
Description copied from interface: RandomAccessDictionaryFile
Get the current position of the file pointer.

Throws:
java.io.IOException

isOpen

public boolean isOpen()
Description copied from interface: DictionaryFile
Return true if the file is open


close

public void close()
Description copied from interface: DictionaryFile
Close the file


length

public long length()
            throws java.io.IOException
Description copied from interface: RandomAccessDictionaryFile
Get the length, in bytes, of the file

Throws:
java.io.IOException

read

public int read()
         throws java.io.IOException
Description copied from interface: RandomAccessDictionaryFile
Read a byte from the file

Throws:
java.io.IOException