JcrCreatedComparator.java

/*
 * (C) Copyright 2015 Netcentric AG.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 */
package biz.netcentric.cq.tools.actool.comparators;

import java.util.Calendar;
import java.util.Comparator;

import javax.jcr.Node;
import javax.jcr.PathNotFoundException;
import javax.jcr.RepositoryException;
import javax.jcr.ValueFormatException;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class JcrCreatedComparator implements Comparator<Node> {

    private static final String PROPERTY_JCR_CREATED = "jcr:created";
    final Logger LOG = LoggerFactory.getLogger(JcrCreatedComparator.class);

    @Override
    public int compare(final Node node1, final Node node2) {

        try {
            Calendar node1Date = node1.getProperty(PROPERTY_JCR_CREATED)
                    .getDate();
            Calendar node2Date = node2.getProperty(PROPERTY_JCR_CREATED)
                    .getDate();
            if (node1Date.getTimeInMillis() > node2Date.getTimeInMillis()) {
                return -1;
            } else if (node1Date.getTimeInMillis() < node2Date
                    .getTimeInMillis()) {
                return 1;
            }
        } catch (ValueFormatException e) {
            LOG.error("Exception: {}", e);
        } catch (PathNotFoundException e) {
            LOG.error("Exception: {}", e);
        } catch (RepositoryException e) {
            LOG.error("Exception: {}", e);
        }
        return 0;
    }
}