Package org.terrier.structures

Class FSOMapFileLexiconGeneric.MapFileLexiconIterator<T1,T2 extends org.apache.hadoop.io.WritableComparable<?>>

java.lang.Object

org.terrier.structures.FSOMapFileLexiconGeneric.MapFileLexiconIterator<T1,T2>

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, java.util.Iterator<java.util.Map.Entry<java.lang.String,LexiconEntry>>

Direct Known Subclasses:

FSOMapFileLexicon.MapFileLexiconIterator

Enclosing class:

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

public abstract static class FSOMapFileLexiconGeneric.MapFileLexiconIterator<T1,T2 extends org.apache.hadoop.io.WritableComparable<?>>
extends java.lang.Object
implements java.util.Iterator<java.util.Map.Entry<java.lang.String,LexiconEntry>>, java.io.Closeable

An iterator over the lexicon

Field Summary

Fields

Modifier and Type	Field	Description
protected java.util.Iterator<java.util.Map.Entry<T2,LexiconEntry>>	parent

Constructor Summary

Constructors

Constructor	Description
MapFileLexiconIterator(java.lang.String structureName, java.lang.String path, java.lang.String prefix, FixedSizeWriteableFactory<T2> keyFactory, FixedSizeWriteableFactory<LexiconEntry> valueFactory)	Construct an instance of the class with
MapFileLexiconIterator(java.lang.String structureName, IndexOnDisk index)	Construct an instance of the class with
MapFileLexiconIterator(java.lang.String filename, FixedSizeWriteableFactory<T2> keyFactory, FixedSizeWriteableFactory<LexiconEntry> valueFactory)	Construct an instance of the class with
MapFileLexiconIterator(java.util.Iterator<java.util.Map.Entry<T2,LexiconEntry>> _parent)	Construct an instance of the class with

Method Summary

Modifier and Type	Method	Description
void	close()
boolean	hasNext()
void	remove()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining, next

Field Detail

parent

protected java.util.Iterator<java.util.Map.Entry<T2 extends org.apache.hadoop.io.WritableComparable<?>,LexiconEntry>> parent

Constructor Detail

MapFileLexiconIterator

public MapFileLexiconIterator(java.lang.String structureName,
                              IndexOnDisk index)
                       throws java.io.IOException

Construct an instance of the class with

Parameters:

structureName -

index -

Throws:

java.io.IOException

MapFileLexiconIterator

public MapFileLexiconIterator(java.lang.String structureName,
                              java.lang.String path,
                              java.lang.String prefix,
                              FixedSizeWriteableFactory<T2> keyFactory,
                              FixedSizeWriteableFactory<LexiconEntry> valueFactory)
                       throws java.io.IOException

Construct an instance of the class with

Parameters:

structureName -

path -

prefix -

keyFactory -

valueFactory -

Throws:

java.io.IOException

MapFileLexiconIterator

public MapFileLexiconIterator(java.lang.String filename,
                              FixedSizeWriteableFactory<T2> keyFactory,
                              FixedSizeWriteableFactory<LexiconEntry> valueFactory)
                       throws java.io.IOException

Construct an instance of the class with

Parameters:

filename -

keyFactory -

valueFactory -

Throws:

java.io.IOException

MapFileLexiconIterator

public MapFileLexiconIterator(java.util.Iterator<java.util.Map.Entry<T2,LexiconEntry>> _parent)

Construct an instance of the class with

Parameters:

_parent -

Method Detail

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<T1>

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<T1>

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface java.io.Closeable

Throws:

java.io.IOException