Package net.didion.jwnl.princeton.file
Class AbstractPrincetonRandomAccessDictionaryFile
java.lang.Object
net.didion.jwnl.dictionary.file.AbstractDictionaryFile
net.didion.jwnl.princeton.file.AbstractPrincetonDictionaryFile
net.didion.jwnl.princeton.file.AbstractPrincetonRandomAccessDictionaryFile
- All Implemented Interfaces:
DictionaryFile
,RandomAccessDictionaryFile
- Direct Known Subclasses:
PrincetonChannelDictionaryFile
,PrincetonRandomAccessDictionaryFile
public abstract class AbstractPrincetonRandomAccessDictionaryFile
extends AbstractPrincetonDictionaryFile
implements RandomAccessDictionaryFile
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Field Summary
FieldsModifier and TypeFieldDescriptionprivate long
Used for caching the offset of the line following the line atpreviousOffset
.private long
Used for caching the previously accessed file offset.Fields inherited from interface net.didion.jwnl.dictionary.file.DictionaryFile
COMMENT_HEADER
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Constructor Summary
ConstructorsModifierConstructorDescriptionprotected
AbstractPrincetonRandomAccessDictionaryFile
(String path, POS pos, DictionaryFileType fileType) -
Method Summary
Modifier and TypeMethodDescriptionlong
Get the byte offset of the next line (after the position of the file pointer)boolean
isPreviousLineOffset
(long offset) Return true ifoffset
is the previous offset.void
setNextLineOffset
(long previousOffset, long nextOffset) Move the file pointer so that its next line offset is nextOffsetMethods inherited from class net.didion.jwnl.princeton.file.AbstractPrincetonDictionaryFile
makeFilename
Methods inherited from class net.didion.jwnl.dictionary.file.AbstractDictionaryFile
getFile, getFileType, getPOS, open, openFile
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Methods inherited from interface net.didion.jwnl.dictionary.file.DictionaryFile
close, getFile, getFileType, getPOS, isOpen, newInstance, open
Methods inherited from interface net.didion.jwnl.dictionary.file.RandomAccessDictionaryFile
getFilePointer, length, read, readLine, seek
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Field Details
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_previousOffset
private long _previousOffsetUsed for caching the previously accessed file offset. -
_nextOffset
private long _nextOffsetUsed for caching the offset of the line following the line atpreviousOffset
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Constructor Details
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AbstractPrincetonRandomAccessDictionaryFile
public AbstractPrincetonRandomAccessDictionaryFile() -
AbstractPrincetonRandomAccessDictionaryFile
protected AbstractPrincetonRandomAccessDictionaryFile(String path, POS pos, DictionaryFileType fileType)
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Method Details
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setNextLineOffset
public void setNextLineOffset(long previousOffset, long nextOffset) Description copied from interface:RandomAccessDictionaryFile
Move the file pointer so that its next line offset is nextOffset- Specified by:
setNextLineOffset
in interfaceRandomAccessDictionaryFile
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isPreviousLineOffset
public boolean isPreviousLineOffset(long offset) Description copied from interface:RandomAccessDictionaryFile
Return true ifoffset
is the previous offset.- Specified by:
isPreviousLineOffset
in interfaceRandomAccessDictionaryFile
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getNextLineOffset
public long getNextLineOffset()Description copied from interface:RandomAccessDictionaryFile
Get the byte offset of the next line (after the position of the file pointer)- Specified by:
getNextLineOffset
in interfaceRandomAccessDictionaryFile
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