79 lines
2.4 KiB
Java
79 lines
2.4 KiB
Java
/**
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* Syntax
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* Copyright 2011 by Michael Peter Christen, mc@yacy.net, Frankfurt am Main, Germany
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* First released 17.12.2011 at http://yacy.net
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*
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* $LastChangedDate: 2011-04-14 00:04:23 +0200 (Do, 14 Apr 2011) $
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* $LastChangedRevision: 7653 $
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* $LastChangedBy: orbiter $
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program in the file lgpl21.txt
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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package net.yacy.cora.lod;
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import java.util.HashMap;
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import java.util.Map;
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import net.yacy.cora.lod.vocabulary.CreativeCommons;
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import net.yacy.cora.lod.vocabulary.DublinCore;
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import net.yacy.cora.lod.vocabulary.Foaf;
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import net.yacy.cora.lod.vocabulary.Geo;
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import net.yacy.cora.lod.vocabulary.HttpHeader;
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import net.yacy.cora.lod.vocabulary.Rdf;
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import net.yacy.cora.lod.vocabulary.YaCyMetadata;
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/**
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* helper class to understand xml tags and vocabularies
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*/
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public class Syntax {
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private final static Class<?>[] vocabularies = new Class<?>[]{
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CreativeCommons.class,
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DublinCore.class,
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Foaf.class,
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Geo.class,
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HttpHeader.class,
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Rdf.class,
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YaCyMetadata.class
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};
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private final static Map<String, Vocabulary> tagMap = new HashMap<String, Vocabulary>();
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static {
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Vocabulary voc;
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for (Class<?> v: vocabularies) {
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Object[] cs = v.getEnumConstants();
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for (Object c: cs) {
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voc = (Vocabulary) c;
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tagMap.put(voc.getPredicate(), voc);
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}
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}
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}
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/**
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* recognizer for vocabulary tag names
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* @param tag
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* @return the vocabulary object for the given tag
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*/
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public static Vocabulary getVocabulary(String tag) {
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return tagMap.get(tag);
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}
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public static void main(String[] args) {
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System.out.println(tagMap);
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}
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}
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