org.terrier.structures

Class FSOMapFileLexiconGeneric<K1,K2 extends org.apache.hadoop.io.WritableComparable>

java.lang.Object

org.terrier.structures.Lexicon<K1>

org.terrier.structures.MapLexicon<K1,K2>

org.terrier.structures.FSOMapFileLexiconGeneric<K1,K2>

All Implemented Interfaces:

Closeable, AutoCloseable, Iterable<Map.Entry<K1,LexiconEntry>>

Direct Known Subclasses:

FSOMapFileLexicon

public abstract class FSOMapFileLexiconGeneric<K1,K2 extends org.apache.hadoop.io.WritableComparable>
extends MapLexicon<K1,K2>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FSOMapFileLexiconGeneric.MapFileLexiconEntryIterator<T extends org.apache.hadoop.io.WritableComparable<?>> Iterate through the values in order
static class	FSOMapFileLexiconGeneric.MapFileLexiconIterator<T1,T2 extends org.apache.hadoop.io.WritableComparable<?>> An iterator over the lexicon

Nested classes/interfaces inherited from class org.terrier.structures.MapLexicon

MapLexicon.Id2EntryIndexLookup, MapLexicon.IdIsIndex

Nested classes/interfaces inherited from class org.terrier.structures.Lexicon

Lexicon.LexiconFileEntry<KEY2>

Field Summary

Fields

Modifier and Type	Field and Description
static String	ID_EXT
static String	MAPFILE_EXT

Fields inherited from class org.terrier.structures.MapLexicon

keyFactory, map, modificationLock

Constructor Summary

Constructors

Constructor and Description
FSOMapFileLexiconGeneric(String structureName, String path, String prefix, FixedSizeWriteableFactory<K2> _keyFactory, FixedSizeWriteableFactory<LexiconEntry> _valueFactory, String termIdLookup, String dataFile)

Method Summary

Modifier and Type	Method and Description
static String	constructFilename(String structureName, String path, String prefix, String extension) Constructs a filename

Methods inherited from class org.terrier.structures.MapLexicon

close, getIthLexiconEntry, getLexiconEntry, getLexiconEntry, getLexiconEntryRange, numberOfEntries, setK2, setTermIdLookup, toK1

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Field Detail

ID_EXT

public static final String ID_EXT

See Also:

Constant Field Values

MAPFILE_EXT

public static final String MAPFILE_EXT

See Also:

Constant Field Values

Constructor Detail

FSOMapFileLexiconGeneric

public FSOMapFileLexiconGeneric(String structureName,
                                String path,
                                String prefix,
                                FixedSizeWriteableFactory<K2> _keyFactory,
                                FixedSizeWriteableFactory<LexiconEntry> _valueFactory,
                                String termIdLookup,
                                String dataFile)
                         throws IOException

Throws:

IOException

Method Detail

constructFilename

public static String constructFilename(String structureName,
                                       String path,
                                       String prefix,
                                       String extension)

Constructs a filename

Parameters:

structureName -

path -

prefix -

extension -

Returns:

filename