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1 // HTMLParser Library $Name: v1_5_20050313 $ - A java-based parser for HTML
2 // http://sourceforge.org/projects/htmlparser
3 // Copyright (C) 2004 Somik Raha
4 //
5 // Revision Control Information
6 //
7 // $Source: /cvsroot/htmlparser/htmlparser/src/org/htmlparser/util/SimpleNodeIterator.java,v $
8 // $Author: derrickoswald $
9 // $Date: 2004/01/02 16:24:58 $
10 // $Revision: 1.34 $
11 //
12 // This library is free software; you can redistribute it and/or
13 // modify it under the terms of the GNU Lesser General Public
14 // License as published by the Free Software Foundation; either
15 // version 2.1 of the License, or (at your option) any later version.
16 //
17 // This library is distributed in the hope that it will be useful,
18 // but WITHOUT ANY WARRANTY; without even the implied warranty of
19 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 // Lesser General Public License for more details.
21 //
22 // You should have received a copy of the GNU Lesser General Public
23 // License along with this library; if not, write to the Free Software
24 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 //
26
27 package org.htmlparser.util;
28
29 import org.htmlparser.Node;
30
31 /**
32  * The HTMLSimpleEnumeration interface is similar to NodeIterator,
33  * except that it does not throw exceptions. This interface is useful
34  * when using HTMLVector, to enumerate through its elements in a simple
35  * manner, without needing to do class casts for Node.
36  * @author Somik Raha
37  */
38 public interface SimpleNodeIterator extends NodeIterator
39 {
40     /**
41      * Check if more nodes are available.
42      * @return <code>true</code> if a call to <code>nextHTMLNode()</code> will
43      * succeed.
44      */
45     public boolean hasMoreNodes();
46
47     /**
48      * Get the next node.
49      * @return The next node in the HTML stream, or null if there are no more
50      * nodes.
51      */
52     public Node nextNode();
53 }
54
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