Reduced this vocabulary memory usage : - by using only one map term2entries instead of two maps having the same key set - by generating the location object links on the fly using the GeoLocation data instead of storing many duplicates of string prefix "http://www.openstreetmap.org/?lat=" Measurements with VisualVM and GeoNames 0 enabled (cities with a population > 1000) : - AutotaggingLibrary retained size : - initial : 309 718 763 bytes - after refactoring : 159 224 641 bytespull/97/head
parent
9c06e752e4
commit
a1f922b34a
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// LocationTaggingEntry.java
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// Copyright 2016 by luccioman; https://github.com/luccioman
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//
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// This is a part of YaCy, a peer-to-peer based web search engine
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//
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// LICENSE
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package net.yacy.cora.lod.vocabulary;
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import net.yacy.cora.geo.GeoLocation;
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/**
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* Entry with a synonym and a location for a term in the {@link Tagging} class.
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*/
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class LocationTaggingEntry extends SynonymTaggingEntry {
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/** Geographical location of the object */
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private GeoLocation location;
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/**
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*
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* @param synonym term synonym
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* @param location geographical location of the object. Must not be null.
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* @throws IllegalArgumentException when a parameter is null
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*/
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public LocationTaggingEntry(String synonym, GeoLocation location) {
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super(synonym);
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if(location == null) {
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throw new IllegalArgumentException("location must not be null");
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}
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this.location = location;
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}
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@Override
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public String getObjectLink() {
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return "http://www.openstreetmap.org/?lat=" + location.lat() + "&lon=" + location.lon() + "&zoom=16";
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}
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}
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@ -0,0 +1,54 @@
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// SynonymTaggingEntry.java
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// Copyright 2016 by luccioman; https://github.com/luccioman
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//
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// This is a part of YaCy, a peer-to-peer based web search engine
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//
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// LICENSE
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package net.yacy.cora.lod.vocabulary;
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/**
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* Synonym entry for a term in the {@link Tagging} class
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*/
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class SynonymTaggingEntry implements TaggingEntry {
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/** Term synonym */
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protected String synonym;
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/**
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* @param synonym a term synonym
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* @throws IllegalArgumentException when synonym is null
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*/
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public SynonymTaggingEntry(String synonym) {
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if(synonym == null) {
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throw new IllegalArgumentException("synonym must not be null");
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}
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this.synonym = synonym;
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}
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@Override
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public String getSynonym() {
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return synonym;
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}
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@Override
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public String getObjectLink() {
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return null;
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}
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}
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@ -0,0 +1,39 @@
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// TaggingEntry.java
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// Copyright 2016 by luccioman; https://github.com/luccioman
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//
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// This is a part of YaCy, a peer-to-peer based web search engine
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//
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// LICENSE
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package net.yacy.cora.lod.vocabulary;
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/**
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* Data entry for a term in the {@link Tagging} class
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*/
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interface TaggingEntry {
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/**
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* @return the term synonym
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*/
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public String getSynonym();
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/**
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* @return the term eventual object link
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*/
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public String getObjectLink();
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}
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@ -0,0 +1,50 @@
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// TaggingEntryWithObjectLink.java
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// Copyright 2016 by luccioman; https://github.com/luccioman
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//
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// This is a part of YaCy, a peer-to-peer based web search engine
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//
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// LICENSE
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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package net.yacy.cora.lod.vocabulary;
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/**
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* Entry with a synonym and an object link for a term in the {@link Tagging} class.
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*/
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class TaggingEntryWithObjectLink extends SynonymTaggingEntry {
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/** URL related to object corresponding to the term */
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private String objectLink;
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/**
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* @param synonym a term synonym
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* @param objectLink URL related to object corresponding to the term
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* @throws IllegalArgumentException when a parameter is null
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*/
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public TaggingEntryWithObjectLink(String synonym, String objectLink) {
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super(synonym);
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if(objectLink == null) {
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throw new IllegalArgumentException("object link must not be null");
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}
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this.objectLink = objectLink;
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}
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@Override
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public String getObjectLink() {
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return objectLink;
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}
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}
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Loading…
Reference in new issue