uk.ac.gla.dcs.renaissance.mg4j
Class AbstractDocumentCollection

java.lang.Object
  it.unimi.dsi.mg4j.document.AbstractDocumentSequence
      it.unimi.dsi.mg4j.document.AbstractDocumentCollection
          uk.ac.gla.dcs.renaissance.mg4j.AbstractDocumentCollection

All Implemented Interfaces:

it.unimi.dsi.io.SafelyCloseable, it.unimi.dsi.lang.FlyweightPrototype<it.unimi.dsi.mg4j.document.DocumentCollection>, it.unimi.dsi.mg4j.document.DocumentCollection, it.unimi.dsi.mg4j.document.DocumentSequence, Closeable

Direct Known Subclasses:

TRECDocumentCollection

public abstract class AbstractDocumentCollection
extends it.unimi.dsi.mg4j.document.AbstractDocumentCollection

Useful extensions to the MG4J document collection

Author:

B. Piwowarski

Nested Class Summary

Nested classes/interfaces inherited from class it.unimi.dsi.mg4j.document.AbstractDocumentCollection

it.unimi.dsi.mg4j.document.AbstractDocumentCollection.PropertyKeys

Field Summary

Fields inherited from interface it.unimi.dsi.mg4j.document.DocumentCollection

DEFAULT_EXTENSION

Constructor Summary

AbstractDocumentCollection()

Method Summary

it.unimi.dsi.fastutil.objects.Object2IntRBTreeMap<String>	getReverseIDMap() Get the map from external to internal IDs
static it.unimi.dsi.fastutil.objects.Object2IntRBTreeMap<String>	getReverseIDMap(it.unimi.dsi.mg4j.document.DocumentCollection collection) Get the map from external to internal IDs for a document collection - compute it if necessary

Methods inherited from class it.unimi.dsi.mg4j.document.AbstractDocumentCollection

ensureDocumentIndex, iterator, main, printAllDocuments, toString

Methods inherited from class it.unimi.dsi.mg4j.document.AbstractDocumentSequence

close, filename, finalize, load

Methods inherited from class java.lang.Object

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

Methods inherited from interface it.unimi.dsi.mg4j.document.DocumentCollection

copy, document, metadata, size, stream

Methods inherited from interface it.unimi.dsi.mg4j.document.DocumentSequence

close, factory, filename

Constructor Detail

AbstractDocumentCollection

public AbstractDocumentCollection()

Method Detail

getReverseIDMap

public it.unimi.dsi.fastutil.objects.Object2IntRBTreeMap<String> getReverseIDMap()

Get the map from external to internal IDs

getReverseIDMap

public static it.unimi.dsi.fastutil.objects.Object2IntRBTreeMap<String> getReverseIDMap(it.unimi.dsi.mg4j.document.DocumentCollection collection)

Get the map from external to internal IDs for a document collection - compute it if necessary