本文整理了Java中de.tudarmstadt.ukp.wikipedia.api.Wikipedia.getCategory()方法的一些代码示例，展示了Wikipedia.getCategory()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Wikipedia.getCategory()方法的具体详情如下：
包路径：de.tudarmstadt.ukp.wikipedia.api.Wikipedia
类名称：Wikipedia
方法名：getCategory
[英]Gets the category for a given pageId.
[中]获取给定pageId的类别。
public boolean containsLexeme(String lexeme) throws LexicalSemanticResourceException {
lexeme = WikipediaCategoryUtils.getCaseSensitiveLexeme(lexeme, isCaseSensitive);
try {
if(wiki.getCategory(lexeme) == null) {
return false;
}
} catch (WikiApiException e) {
return false;
}
return true;
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* Building a mapping from categories to article sets.
* @param pWiki The wikipedia object.
* @param pNodes The category nodes that should be used to build the map.
* @return A mapping from categories to article sets.
* @throws WikiPageNotFoundException
*/
private Map<Integer,Set<Integer>> getCategoryArticleMap(Wikipedia pWiki, Set<Integer> pNodes) throws WikiPageNotFoundException {
Map<Integer,Set<Integer>> categoryArticleMap = new HashMap<Integer,Set<Integer>>();
int progress = 0;
for (int node : pNodes) {
progress++;
ApiUtilities.printProgressInfo(progress, pNodes.size(), 10, ApiUtilities.ProgressInfoMode.TEXT, "Getting category-article map.");
Category cat = pWiki.getCategory(node);
if (cat != null) {
Set<Integer> pages = new HashSet<Integer>(cat.__getPages());
categoryArticleMap.put(node, pages);
}
else {
logger.info("{} is not a category.", node);
}
}
return categoryArticleMap;
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* Gets the lowest common subsumer (LCS) of two nodes.
* The LCS of two nodes is first node on the path to the root, that has both nodes as sons.
* Nodes that are not in the same connected component as the root node are defined to have no LCS.
* @param categoryPageId1 The pageid of the first category node.
* @param categoryPageId2 The pageid of the second category node.
* @return The lowest common subsumer of the two nodes, or null if there is no LCS.
*/
public Category getLCS(int categoryPageId1, int categoryPageId2) throws WikiApiException {
int lcsid = getLCSId(categoryPageId1, categoryPageId2);
return lcsid>-1?wiki.getCategory(getLCSId(categoryPageId1, categoryPageId2)):null;
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* @return A set containing parents (supercategories) of this category.
*/
public Set<Category> getParents() {
Session session = this.wiki.__getHibernateSession();
session.beginTransaction();
session.lock(hibernateCategory, LockMode.NONE);
Set<Integer> tmpSet = new HashSet<Integer>(hibernateCategory.getInLinks());
session.getTransaction().commit();
Set<Category> categories = new HashSet<Category>();
for (int pageID : tmpSet) {
categories.add(this.wiki.getCategory(pageID));
}
return categories;
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* @return A set containing the children (subcategories) of this category.
*/
public Set<Category> getChildren() {
Session session = this.wiki.__getHibernateSession();
session.beginTransaction();
session.lock(hibernateCategory, LockMode.NONE);
Set<Integer> tmpSet = new HashSet<Integer>(hibernateCategory.getOutLinks());
session.getTransaction().commit();
Set<Category> categories = new HashSet<Category>();
for (int pageID : tmpSet) {
categories.add(this.wiki.getCategory(pageID));
}
return categories;
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* @return The disambiguation {@link Category}.
* @throws WikiApiException Thrown if errors occurred fetching the information.
*/
public Category getDisambiguationCategory() throws WikiApiException
{
Session session = this.wiki.__getHibernateSession();
session.beginTransaction();
session.lock(hibernateMetaData, LockMode.NONE);
String disambCategoryTitle = hibernateMetaData.getDisambiguationCategory();
session.getTransaction().commit();
return wiki.getCategory(disambCategoryTitle);
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* @return The name of the main/root {@link Category}.
* @throws WikiApiException Thrown if errors occurred fetching the information.
*/
public Category getMainCategory() throws WikiApiException
{
Session session = this.wiki.__getHibernateSession();
session.beginTransaction();
session.lock(hibernateMetaData, LockMode.NONE);
String mainCategoryTitle = hibernateMetaData.getMainCategory();
session.getTransaction().commit();
return wiki.getCategory(mainCategoryTitle);
}代码示例来源：origin: dkpro/dkpro-jwpl
Category currentCat = wiki.getCategory(queue.get(0));
queue.remove(0);代码示例来源：origin: dkpro/dkpro-jwpl
Category cat = pWiki.getCategory(node);
if (cat != null) {
Set<Integer> pages = new HashSet<Integer>(cat.__getPages());代码示例来源：origin: dkpro/dkpro-jwpl
/**
* @return The a set of categories that this page belongs to.
*/
public Set<Category> getCategories()
{
Session session = this.wiki.__getHibernateSession();
session.beginTransaction();
session.buildLockRequest(LockOptions.NONE).lock(hibernatePage);
Set<Integer> tmp = new UnmodifiableArraySet<Integer>(hibernatePage.getCategories());
session.getTransaction().commit();
Set<Category> categories = new HashSet<Category>();
for (int pageID : tmp) {
categories.add(wiki.getCategory(pageID));
}
return categories;
}public int getShortestPathLength(Entity firstEntity, Entity secondEntity) throws LexicalSemanticResourceException {
String lexeme1 = WikipediaCategoryUtils.getCaseSensitiveLexeme(firstEntity.getFirstLexeme(), isCaseSensitive);
String lexeme2 = WikipediaCategoryUtils.getCaseSensitiveLexeme(secondEntity.getFirstLexeme(), isCaseSensitive);
if (lexeme1 == null || lexeme2 == null) {
return -1;
}
if (this.catGraph == null) {
initializeCategoryGraph();
}
Category c1;
Category c2;
try {
c1 = wiki.getCategory(lexeme1);
c2 = wiki.getCategory(lexeme2);
return catGraph.getPathLengthInEdges(c1, c2);
} catch (WikiApiException e) {
return -1;
}
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* The JGraphT cycle detection seems not to find all cycles. Thus, I wrote my own cycle detection.
* It is a colored DFS and should find all (viscious :) cycles.
* @return True, if the graph contains a cycle.
* @throws WikiApiException Thrown if errors occurred.
*/
public boolean containsCycle() throws WikiApiException {
DefaultEdge edge = findCycle();
if (edge != null) {
Category sourceCat = wiki.getCategory(categoryGraph.getGraph().getEdgeSource(edge));
Category targetCat = wiki.getCategory(categoryGraph.getGraph().getEdgeTarget(edge));
logger.info("Cycle: " + sourceCat.getTitle() + " - " + targetCat.getTitle());
return true;
}
else {
return false;
}
}代码示例来源：origin: dkpro/dkpro-jwpl
/**
* Removes cycles from the graph that was used to construct the cycle handler.
* @throws WikiApiException Thrown if errors occurred.
*/
public void removeCycles() throws WikiApiException {
DefaultEdge edge = null;
while ((edge = findCycle()) != null) {
Category sourceCat = wiki.getCategory(categoryGraph.getGraph().getEdgeSource(edge));
Category targetCat = wiki.getCategory(categoryGraph.getGraph().getEdgeTarget(edge));
logger.info("Removing cycle: " + sourceCat.getTitle() + " - " + targetCat.getTitle());
categoryGraph.getGraph().removeEdge(edge);
}
}public Set<Entity> getParents(Entity entity) throws LexicalSemanticResourceException {
Set<Entity> parents = new HashSet<Entity>();
Category cat;
String lexeme = WikipediaCategoryUtils.getCaseSensitiveLexeme(entity.getFirstLexeme(), isCaseSensitive);
if (lexeme == null) {
return parents;
}
try {
cat = wiki.getCategory(lexeme);
if (cat == null) {
return parents;
}
Set<Category> parentCategories = cat.getParents();
for (Category parentCategory : parentCategories) {
parents.add(new Entity(parentCategory.getTitle().getWikiStyleTitle()));
}
} catch (WikiApiException e) {
throw new LexicalSemanticResourceException(e);
}
return parents;
}public Set<Entity> getChildren(Entity entity) throws LexicalSemanticResourceException {
Set<Entity> children = new HashSet<Entity>();
Category cat = null;
String lexeme = WikipediaCategoryUtils.getCaseSensitiveLexeme(entity.getFirstLexeme(), isCaseSensitive);
if (lexeme == null) {
return children;
}
try {
cat = wiki.getCategory(lexeme);
if (cat == null) {
return children;
}
Set<Category> childCategories = cat.getChildren();
for (Category childCategory : childCategories) {
children.add(new Entity(childCategory.getTitle().getWikiStyleTitle()));
}
} catch (WikiApiException e) {
throw new LexicalSemanticResourceException(e);
}
return children;
}代码示例来源：origin: dkpro/dkpro-jwpl
Category cat;
try {
cat = wiki.getCategory(title);
} catch (WikiPageNotFoundException e) {
throw new WikiApiException("Category " + title + " does not exist");代码示例来源：origin: dkpro/dkpro-jwpl
Category topCat;
try {
topCat = wiki.getCategory(title);
} catch (WikiPageNotFoundException e) {
throw new WikiApiException("Category " + title + " does not exist");代码示例来源：origin: de.tudarmstadt.ukp.uby/de.tudarmstadt.ukp.uby.integration.wikipedia-asl
/**
* @param dbConfig
* @param wiki
* @param resourceVersion Version of the resource
* @param dtd Version of the dtd
* @param createEquivalents
* @throws WikiApiException
* @throws FileNotFoundException
*/
public WikipediaLMFTransformer(DBConfig dbConfig, Wikipedia wiki, String resourceVersion,
String dtd, boolean createEquivalents) throws WikiApiException, FileNotFoundException {
super(dbConfig);
this.wiki = wiki;
this.pageIterator = new PageIterator(wiki, true, 7000);
this.categoryBlackList = wiki.getCategory(getHiddenCategoryName()).getChildrenIDs();
this.currentEntryNr = 0;
this.createEquivalents = createEquivalents;
MediaWikiParserFactory pf = new MediaWikiParserFactory(); // Parse with MediaWikiParser
pf.setCalculateSrcSpans(false);
pf.setTemplateParserClass(FlushTemplates.class);
mediaWikiParser = pf.createParser();
dtd_version = dtd;
this.resourceVersion = resourceVersion;
}内容来源于网络，如有侵权，请联系作者删除！