Java Code Examples for edu.stanford.nlp.util.StringUtils#join()

/**
  * The main constructor. Create a client from a properties file and a list of backends.
  * Note that this creates at least one Daemon thread.
  *
  * @param properties The properties file, as would be passed to {@link StanfordCoreNLP}.
  * @param backends The backends to run on.
  * @param apiKey The key to authenticate with as a username
  * @param apiSecret The key to authenticate with as a password
  */
 private MultiLangsStanfordCoreNLPClient(Properties properties, List<Backend> backends,
                               String apiKey, String apiSecret, String lang) { 
this.lang = lang;
   // Save the constructor variables
   this.properties = properties;
   Properties serverProperties = new Properties();
   for (String key : properties.stringPropertyNames()) {
     serverProperties.setProperty(key, properties.getProperty(key));
   }
   Collections.shuffle(backends, new Random(System.currentTimeMillis()));
   this.scheduler = new BackendScheduler(backends);
   this.apiKey = apiKey;
   this.apiSecret = apiSecret;

   // Set required serverProperties
   serverProperties.setProperty("inputFormat", "serialized");
   serverProperties.setProperty("outputFormat", "serialized");
   serverProperties.setProperty("inputSerializer", ProtobufAnnotationSerializer.class.getName());
   serverProperties.setProperty("outputSerializer", ProtobufAnnotationSerializer.class.getName());

   // Create a list of all the properties, as JSON map elements
   List<String> jsonProperties = serverProperties.stringPropertyNames().stream().map(key -> '"' + StringUtils.escapeJsonString(key) +
           "\": \"" + StringUtils.escapeJsonString(serverProperties.getProperty(key)) + '"')
       .collect(Collectors.toList());
   // Create the JSON object
   this.propsAsJSON = "{ " + StringUtils.join(jsonProperties, ", ") + " }";

   // Start 'er up
   this.scheduler.start();
 }
 

public List<Fact> getFacts(String subject, String relation, String object) throws SQLException {
  List<Fact> triples = new LinkedList<>();
  Statement stmt;
  ResultSet rs;

  Connection con = EntityLinkingManager.getConnectionForDatabase(EntityLinkingManager.DB_YAGO);

  List<String> queryCondition = new LinkedList<>();
  if (subject != null) {
    queryCondition.add("subject='" + StringEscapeUtils.escapeSql(subject) + "'");
  }
  if (relation != null) {
    queryCondition.add("predicate='" + StringEscapeUtils.escapeSql(relation) + "'");
  }

  if (object != null) {
    queryCondition.add("object='" + StringEscapeUtils.escapeSql(object) + "'");
  }

  String conditionString = StringUtils.join(queryCondition, " AND ");
  stmt = con.createStatement();
  String sql = "SELECT id, subject, object, predicate  FROM " + tableName + " WHERE " + conditionString;
  rs = stmt.executeQuery(sql);

  while (rs.next()) {
    triples.add(new Fact(rs.getString("id"), rs.getString("subject"), rs.getString("predicate"), rs.getString("object")));
  }
  rs.close();

  EntityLinkingManager.releaseConnection(con);

  return triples;
}
 

public List<Fact> getFacts(String subject, String relation, String object) throws SQLException {
	List<Fact> triples = new LinkedList<>();
	Statement stmt;
	ResultSet rs;

	Connection con = EntityLinkingManager.getConnectionForDatabase(EntityLinkingManager.DB_YAGO);

	List<String> queryCondition = new LinkedList<>();
	if (subject != null) {
		queryCondition.add("subject = '" + StringEscapeUtils.escapeSql(subject) + "'");
	}
	if (relation != null) {
		queryCondition.add("predicate = '" + StringEscapeUtils.escapeSql(relation) + "'");
	}

	if (object != null) {
		queryCondition.add("object = '" + StringEscapeUtils.escapeSql(object) + "'");
	}

	String conditionString = StringUtils.join(queryCondition, " AND ");
	stmt = con.createStatement();
	String sql = "SELECT id, subject, object, predicate  FROM " + tableName + " WHERE " + conditionString;
	rs = stmt.executeQuery(sql);

	while (rs.next()) {
		triples.add(new Fact(rs.getString("id"), rs.getString("subject"), rs.getString("predicate"),
				rs.getString("object")));
	}
	rs.close();

	EntityLinkingManager.releaseConnection(con);

	return triples;
}
 

private static String preorder(Tree tree) {
  
  List<Tree> queue = new LinkedList<>();
  queue.add(tree);
  
  
  while ( ! queue.isEmpty()) {
    Tree currentNode = queue.remove(0);
    
    if (currentNode.isLeaf())
      continue;
    
    Tree children[] = currentNode.children();
    int childCount = children.length;
    IndexedWord hw = (IndexedWord) currentNode.label();
    List<FeatureNode> featureNodes = new ArrayList<>(childCount);
    for (int i = 0; i < childCount; i++) {
      featureNodes.add(new FeatureNode(children[i], hw));
      queue.add(children[i]);
    }
    if (childCount < 8) {
      Pair<Double, List<Integer>> result = search(featureNodes, new LinkedList<Integer>(), Double.NEGATIVE_INFINITY);
      if (result != null) {
        List<Integer> permutation = result.second;
        List<Tree> newChildren = new ArrayList<>(Arrays.asList(children));
        for (int i = 0; i < childCount; i++) {
          int idx = permutation.get(i);
          newChildren.set(idx, children[i]);
        }
        currentNode.setChildren(newChildren);
      } else {
        System.err.println("Warning: No path found.");
      }
    }
  }
  
  return StringUtils.join(tree.yieldWords());
}
 

public String getSubjectText() {
    return StringUtils.join(sentence.originalTexts().subList(subjectSpan.start(), subjectSpan.end()).stream(), " ");
}
 

public String getObjectText() {
    return StringUtils.join(sentence.originalTexts().subList(objectSpan.start(), objectSpan.end()).stream(), " ");
}
 

public String getSubjectText() {
  return StringUtils.join(sentence.originalTexts().subList(subjectSpan.start(), subjectSpan.end()).stream(), " ");
}
 

public String getObjectText() {
  return StringUtils.join(sentence.originalTexts().subList(objectSpan.start(), objectSpan.end()).stream(), " ");
}
 

public static String sp(double[] x) {
	ArrayList<String> parts = new ArrayList<String>();
	for (int i=0; i < x.length; i++)
		parts.add(String.format("%.2g", x[i]));
	return "[" + StringUtils.join(parts) + "]";
}