本文整理了Java中java.util.HashSet.iterator()方法的一些代码示例，展示了HashSet.iterator()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。HashSet.iterator()方法的具体详情如下：
包路径：java.util.HashSet
类名称：HashSet
方法名：iterator

HashSet.iterator介绍

[英]Returns an Iterator on the elements of this HashSet.
[中]返回此哈希集元素的迭代器。

代码示例

代码示例来源：origin: Tencent/tinker

public static boolean checkFileInPattern(HashSet<Pattern> patterns, String key) {
  if (!patterns.isEmpty()) {
    for (Iterator<Pattern> it = patterns.iterator(); it.hasNext();) {
      Pattern p = it.next();
      if (p.matcher(key).matches()) {
        return true;
      }
    }
  }
  return false;
}

代码示例来源：origin: igniterealtime/Smack

/**
 * Returns an Iterator for the users in the queue waiting to be routed to
 * an agent (QueueUser instances).
 *
 * @return an Iterator for the users waiting in the queue.
 */
public Iterator<QueueUser> getUsers() {
  if (users == null) {
    return new HashSet<QueueUser>().iterator();
  }
  return Collections.unmodifiableSet(users).iterator();
}

代码示例来源：origin: loklak/loklak_server

@Override
public String getQuery() {
  String query = this.queries.iterator().next();
  this.queries.remove(query);
  return query;
}

代码示例来源：origin: apache/activemq

public boolean isInOneOf(Set<?> allowedPrincipals) {
  Iterator<?> allowedIter = allowedPrincipals.iterator();
  HashSet<?> userPrincipals = new HashSet<Object>(getPrincipals());
  while (allowedIter.hasNext()) {
    Iterator<?> userIter = userPrincipals.iterator();
    Object allowedPrincipal = allowedIter.next();
    while (userIter.hasNext()) {
      if (allowedPrincipal.equals(userIter.next()))
        return true;
    }
  }
  return false;
}

代码示例来源：origin: OpenNMS/opennms

public java.util.Iterator getPorts() {
  if (ports == null) {
    ports = new java.util.HashSet();
    ports.add(new javax.xml.namespace.QName("http://opennms.org/integration/otrs/ticketservice", "TicketServicePort"));
  }
  return ports.iterator();
}

代码示例来源：origin: wildfly/wildfly

Expression(Node content) {
  this.content = content;
  HashSet<String> strings = new HashSet<>();
  content.catalog(strings);
  referencedStrings = strings.isEmpty() ? Collections.emptySet() : strings.size() == 1 ? Collections.singleton(strings.iterator().next()) : Collections.unmodifiableSet(strings);
}

代码示例来源：origin: hamcrest/JavaHamcrest

@Override
  public Iterator<String> getPrefixes(String namespaceURI) {
    HashSet<String> prefixes = new HashSet<String>();
    String prefix = getPrefix(namespaceURI);
    if (prefix != null) {
      prefixes.add(prefix);
    }
    return prefixes.iterator();
  }
};

代码示例来源：origin: Sable/soot

private List<AllocNode> getMayAliasList(PointsToSetInternal pts) {
 List<AllocNode> list = new ArrayList<AllocNode>();
 final HashSet<AllocNode> ret = new HashSet<AllocNode>();
 pts.forall(new P2SetVisitor() {
  public void visit(Node n) {
   ret.add((AllocNode) n);
  }
 });
 Iterator<AllocNode> it = ret.iterator();
 while (it.hasNext()) {
  list.add(it.next());
 }
 return list;
}

代码示例来源：origin: Tencent/tinker

public static boolean checkFileInPattern(HashSet<Pattern> patterns, String key) {
  if (!patterns.isEmpty()) {
    for (Iterator<Pattern> it = patterns.iterator(); it.hasNext();) {
      Pattern p = it.next();
      if (p.matcher(key).matches()) {
        return true;
      }
    }
  }
  return false;
}

代码示例来源：origin: OpenNMS/opennms

public java.util.Iterator getPorts() {
  if (ports == null) {
    ports = new java.util.HashSet();
    ports.add(new javax.xml.namespace.QName("urn:HPD_IncidentInterface_Create_WS", "HPD_IncidentInterface_Create_WSPortTypeSoap"));
  }
  return ports.iterator();
}

代码示例来源：origin: apache/storm

private static InputStream getConfigFileInputStream(String configFilePath)
  throws IOException {
  if (null == configFilePath) {
    throw new IOException(
      "Could not find config file, name not specified");
  }
  HashSet<URL> resources = new HashSet<URL>(findResources(configFilePath));
  if (resources.isEmpty()) {
    File configFile = new File(configFilePath);
    if (configFile.exists()) {
      return new FileInputStream(configFile);
    }
  } else if (resources.size() > 1) {
    throw new IOException(
      "Found multiple " + configFilePath
      + " resources. You're probably bundling the Storm jars with your topology jar. "
      + resources);
  } else {
    LOG.debug("Using " + configFilePath + " from resources");
    URL resource = resources.iterator().next();
    return resource.openStream();
  }
  return null;
}

代码示例来源：origin: Sable/soot

private Iterator<AllocNode> makePtsIterator(PointsToSetInternal pts) {
 final HashSet<AllocNode> ret = new HashSet<AllocNode>();
 pts.forall(new P2SetVisitor() {
  public void visit(Node n) {
   ret.add((AllocNode) n);
  }
 });
 // testPtsIterator(ret.iterator());
 return ret.iterator();
}

代码示例来源：origin: prometheus/client_java

private Iterator<Collector> includedCollectorIterator(Set<String> includedNames) {
 if (includedNames.isEmpty()) {
  return collectors().iterator();
 } else {
  HashSet<Collector> collectors = new HashSet<Collector>();
  synchronized (namesToCollectors) {
   for (Map.Entry<String, Collector> entry : namesToCollectors.entrySet()) {
    if (includedNames.contains(entry.getKey())) {
     collectors.add(entry.getValue());
    }
   }
  }
  return collectors.iterator();
 }
}

代码示例来源：origin: com.h2database/h2

@Override
public HashSet<Column> getReferencedColumns(Table table) {
  HashSet<Column> columns = new HashSet<>();
  expr.isEverything(ExpressionVisitor.getColumnsVisitor(columns));
  for (Iterator<Column> it = columns.iterator(); it.hasNext();) {
    if (it.next().getTable() != table) {
      it.remove();
    }
  }
  return columns;
}

代码示例来源：origin: hankcs/HanLP

@Override
public Set<String> keySet()
{
  HashSet<String> stringSet = mdag.getAllStrings();
  LinkedHashSet<String> keySet = new LinkedHashSet<String>();
  Iterator<String> iterator = stringSet.iterator();
  while (iterator.hasNext())
  {
    String key = iterator.next();
    keySet.add(key.substring(0, key.length() - 3));
  }
  return keySet;
}

代码示例来源：origin: OpenNMS/opennms

public java.util.Iterator getPorts() {
  if (ports == null) {
    ports = new java.util.HashSet();
    ports.add(new javax.xml.namespace.QName("HPD_IncidentInterface_WS", "HPD_IncidentInterface_WSPortTypeSoap"));
  }
  return ports.iterator();
}

代码示例来源：origin: alibaba/jstorm

public static InputStream getConfigFileInputStream(String configFilePath, boolean canMultiple) throws IOException {
  if (null == configFilePath) {
    throw new IOException("Could not find config file, name not specified");
  }
  HashSet<URL> resources = new HashSet<>(findResources(configFilePath));
  if (resources.isEmpty()) {
    File configFile = new File(configFilePath);
    if (configFile.exists()) {
      return new FileInputStream(configFile);
    }
  } else if (resources.size() > 1 && !canMultiple) {
    throw new IOException("Found multiple " + configFilePath + " resources. " +
        "You're probably bundling storm jars with your topology jar. " + resources);
  } else {
    LOG.debug("Using " + configFilePath + " from resources");
    URL resource = resources.iterator().next();
    return resource.openStream();
  }
  return null;
}

代码示例来源：origin: killme2008/Metamorphosis

@Override
public Iterator<BytesKey> keyIterator() {
  lock.lock();
  try {
    return new LRUIndexMapItreator(new HashSet<BytesKey>(map.keySet()).iterator(), handler.getDiskMap()
      .iterator());
  }
  finally {
    lock.unlock();
  }
}

代码示例来源：origin: lealone/Lealone

@Override
public HashSet<Column> getReferencedColumns(Table table) {
  HashSet<Column> columns = new HashSet<>();
  expr.getColumns(columns);
  for (Iterator<Column> it = columns.iterator(); it.hasNext();) {
    if (it.next().getTable() != table) {
      it.remove();
    }
  }
  return columns;
}

代码示例来源：origin: FudanNLP/fnlp

private void set2List() {
  Iterator<String> it = allC.iterator();
  int n = 0;
  while (it.hasNext()) {
    String s = it.next();
    word.add(s);
    cmap.put(s, n++);
  }
}