/*
* Copyright (C) 2003-2012 eXo Platform SAS.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.exoplatform.ecm.webui.comparator;
import java.util.Comparator;
import javax.jcr.Node;
/**
* Created by The eXo Platform SAS
* Author : eXoPlatform
* vinh_nguyen@exoplatform.com
* 8 May 2012
*/
public class NodeSizeComparator implements Comparator<Node> {
public static final String ASCENDING_ORDER = "Ascending" ;
private String order_ ;
public NodeSizeComparator(String pOrder) {
order_ = pOrder ;
}
public int compare(Node node1, Node node2) {
try{
long sizeNode1 = getSize(node1);
long sizeNode2 = getSize(node2);
if (sizeNode1 == sizeNode2) return 0;
if(order_.equals(ASCENDING_ORDER)) {
return sizeNode1 < sizeNode2 ? -1 : 1;
}
return sizeNode1 < sizeNode2 ? 1 : -1;
}catch (Exception e) {
return 0;
}
}
private long getSize(Node node) {
try {
return node.getProperty("jcr:content/jcr:data").getLength();
} catch (Exception e) {
return 0;
}
}
}