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Java > Open Source Codes > net > sf > saxon > expr > ReversibleIterator


1 package net.sf.saxon.expr;
2 import net.sf.saxon.om.SequenceIterator;
3
4
5 /**
6 * A ReversibleIterator is an interface implemented by any SequenceIterator that is
7  * able to deliver items in reverse order (or to supply another iterator that can
8  * do so).
9 */
10
11 public interface ReversibleIterator extends SequenceIterator {
12
13     /**
14     * Get a new SequenceIterator that returns the same items in reverse order.
15      * If this SequenceIterator is an AxisIterator, then the returned SequenceIterator
16      * must also be an AxisIterator.
17     */
18
19     public SequenceIterator getReverseIterator();
20
21 }
22
23 //
24 // The contents of this file are subject to the Mozilla Public License Version 1.0 (the "License");
25 // you may not use this file except in compliance with the License. You may obtain a copy of the
26 // License at http://www.mozilla.org/MPL/
27 //
28 // Software distributed under the License is distributed on an "AS IS" basis,
29 // WITHOUT WARRANTY OF ANY KIND, either express or implied.
30 // See the License for the specific language governing rights and limitations under the License.
31 //
32 // The Original Code is: all this file.
33 //
34 // The Initial Developer of the Original Code is Michael H. Kay.
35 //
36 // Portions created by (your name) are Copyright (C) (your legal entity). All Rights Reserved.
37 //
38 // Contributor(s): none.
39 //
40
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