Java Iterator hasOpenIteratorsRequiringOpenConnection()

Description

Returns whether there is at least one open iterator which requires an open connection

License

Open Source License

Declaration

public static boolean hasOpenIteratorsRequiringOpenConnection() 

Method Source Code

//package com.java2s;
/*// ww w .j  a  va  2 s  .c  o m
This file is part of Cyclos (www.cyclos.org).
A project of the Social Trade Organisation (www.socialtrade.org).
    
Cyclos is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
    
Cyclos is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public License
along with Cyclos; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
    
 */

import java.util.Iterator;

import java.util.Map;

public class Main {
    private static final ThreadLocal<Map<Iterator<?>, Boolean>> OPEN_ITERATORS = new ThreadLocal<Map<Iterator<?>, Boolean>>();

    /**
     * Returns whether there is at least one open iterator which requires an open connection
     */
    public static boolean hasOpenIteratorsRequiringOpenConnection() {
        final Map<Iterator<?>, Boolean> iterators = OPEN_ITERATORS.get();
        if (iterators != null) {
            for (final Boolean requiresOpenConnection : iterators.values()) {
                if (Boolean.TRUE.equals(requiresOpenConnection)) {
                    return true;
                }
            }
        }
        return false;
    }
}

Related

1. getObjectAtIteratorPos(Iterator i, int pos)
2. hasNext(final Iterator i)
3. hasNext(final Iterator it)
4. hasNextIteration(final Iterator iterator)
5. hasNexts(List> heads)
6. hex(Iterator it)
7. implode(Iterator it)
8. isBlank(Iterator iterator)
9. isIterator(Class clazz)