RevisionDateComparator.java

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package org.sync.util;

import java.text.DateFormat;
import java.text.ParseException;
import java.util.Comparator;

import com.starbase.starteam.Label;
import com.starbase.util.OLEDate;

public class RevisionDateComparator implements Comparator<Label> {
private static String buildDateToken = "build.date=";
private static String buildDateFormat = "MM/dd/yy hh:mm a";

  private AlphanumComparator Fallback = new AlphanumComparator();
	@Override
	public int compare(Label arg0, Label arg1) {
		long date0 = 0;
		long date1 = 0;
		
		try {
			date0 = getLabelDate(arg0).getLongValue();
			date1 = getLabelDate(arg1).getLongValue();
		} catch (ParseException e) {
			e.printStackTrace();
		}
		if(date0 > date1)
		{
			return 1;
		}
		else if(date0 < date1)
		{
			return -1;
		}
		return Fallback.compare(arg0.getName(), arg1.getName());
	}
	
	@SuppressWarnings("deprecation")
	public static OLEDate getLabelDate(Label revisionLabel) throws ParseException{
		String labelDescription = revisionLabel.getDescription();
		int buildDateDescriptionIndex = labelDescription.indexOf(buildDateToken);
		if (buildDateDescriptionIndex >= 0) {
			String buildDateDescription = labelDescription.substring(buildDateDescriptionIndex + buildDateToken.length());

			String date = buildDateDescription.startsWith("0")
			    ? buildDateDescription.substring(1, buildDateDescription.indexOf('('))
			    : buildDateDescription.substring(0, buildDateDescription.indexOf('('));

			DateFormat dateFormat = new java.text.SimpleDateFormat(buildDateFormat);

			java.util.Date buildDate = dateFormat.parse(date.trim());
			buildDate.setSeconds(59); // TODO: Find a better way to initialize the
			                          // secondes in a more proper way.
			return new OLEDate(buildDate);
		}
		return revisionLabel.getRevisionTime();
	}
}