/*
* Copyright (C) 2011 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.portal.tree.diff;
import java.util.Comparator;
/**
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
*/
public class HierarchyDiff<L1, N1, L2, N2, H> {
public static <L1, N1, L2, N2, H> HierarchyDiff<L1, N1, L2, N2, H> create(
ListAdapter<L1, H> listAdapter1,
HierarchyAdapter<L1, N1, H> hierarchyAdapter1,
ListAdapter<L2, H> listAdapter2,
HierarchyAdapter<L2, N2, H> hierarchyAdapter2,
Comparator<H> comparator)
{
return new HierarchyDiff<L1, N1, L2, N2, H>(listAdapter1, hierarchyAdapter1, listAdapter2, hierarchyAdapter2, comparator);
}
/** . */
final ListAdapter<L1, H> listAdapter1;
/** . */
final HierarchyAdapter<L1, N1, H> hierarchyAdapter1;
/** . */
final ListAdapter<L2, H> listAdapter2;
/** . */
final HierarchyAdapter<L2, N2, H> hierarchyAdapter2;
/** . */
final Comparator<H> comparator;
public HierarchyDiff(ListAdapter<L1, H> listAdapter1, HierarchyAdapter<L1, N1, H> hierarchyAdapter1, ListAdapter<L2, H> listAdapter2, HierarchyAdapter<L2, N2, H> hierarchyAdapter2, Comparator<H> comparator) {
this.listAdapter1 = listAdapter1;
this.hierarchyAdapter1 = hierarchyAdapter1;
this.listAdapter2 = listAdapter2;
this.hierarchyAdapter2 = hierarchyAdapter2;
this.comparator = comparator;
}
public HierarchyChangeIterator<L1, N1, L2, N2, H> iterator(N1 node1, N2 node2) {
return new HierarchyChangeIterator<L1, N1, L2, N2, H>(this, new HierarchyContext<L1, N1, H>(listAdapter1, hierarchyAdapter1, node1), new HierarchyContext<L2, N2, H>(listAdapter2, hierarchyAdapter2, node2));
}
}