1
2 /*
3 * SmartCrawler
4 *
5 * $Id: SimpleQueue.java,v 1.4 2005/06/27 16:37:49 vincool Exp $
6 * Copyright 2005 Davide Pozza
7 *
8 * This program is free software; you can redistribute it
9 * and/or modify it under the terms of the GNU General Public
10 * License as published by the Free Software Foundation;
11 * either version 2 of the License, or (at your option) any
12 * later version.
13 *
14 * This program is distributed in the hope that it will be
15 * useful, but WITHOUT ANY WARRANTY; without even the implied
16 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
17 * PURPOSE. See the GNU General Public License for more
18 * details.
19 *
20 * You should have received a copy of the GNU General Public
21 * License along with this program; if not, write to the Free
22 * Software Foundation, Inc., 59 Temple Place, Suite 330,
23 * Boston, MA 02111-1307 USA
24 *
25 */
26
27 package org.smartcrawler.common;
28
29 import java.util.Vector;
30
31
32 /***
33 *
34 *
35 * @author <a href="mailto:pozzad@alice.it">Davide Pozza</a>
36 * @version <tt>$Revision: 1.4 $</tt>
37 */
38 public class SimpleQueue extends Vector implements Queue{
39
40 //private static Log log = SCLogFactory.getLog(Queue.class);
41
42 /*** Creates a new instance of Queue */
43 public SimpleQueue() {
44 super();
45 }
46
47 /***
48 *
49 * @param o
50 */
51 public void put(Object o) {
52 super.add(o);
53 }
54
55 /***
56 *
57 * @return
58 */
59 public Object get() {
60 Object o = null;
61 if (this.size() > 0) {
62 o = this.firstElement();
63 this.removeElementAt(0);
64 } else {
65 return null;
66 }
67 return o;
68 }
69
70
71
72 }