1 /**
2 * Copyright (c) 2011, University of Konstanz, Distributed Systems Group
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the University of Konstanz nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 package org.treetank.service.xml.diff;
29
30 import org.treetank.api.INodeReadTrx;
31 import org.treetank.axis.AbsAxis;
32
33 /**
34 * @author Johannes Lichtenberger, University of Konstanz
35 *
36 */
37 public class DiffAxis extends AbsAxis {
38
39 /**
40 * Constructor.
41 *
42 * @param pNewRtx
43 * {@link INodeReadTrx} on new revision
44 * @param pOldRtx
45 * {@link INodeReadTrx} on old revision
46 */
47 public DiffAxis(final INodeReadTrx pNewRtx, final INodeReadTrx pOldRtx) {
48 super(pNewRtx);
49 }
50
51 /** {@inheritDoc} */
52 @Override
53 public boolean hasNext() {
54 return false;
55 // if (getTransaction().getNode().getKind() != ENode.ROOT_KIND) {
56 // if (mHashKind == HashKind.None || mDiffKind == EDiffKind.NORMAL) {
57 // mDiff = diff(getTransaction(), mOldRtx, mDepth, EFireDiff.TRUE);
58 // } else {
59 // mDiff = optimizedDiff(getTransaction(), mOldRtx, mDepth,
60 // EFireDiff.TRUE);
61 // }
62 // }
63
64 }
65
66 }