ACTUAL(JiraAttributeFactory.ATTRIBUTE_ACTUAL, JiraFieldType.TEXTFIELD, "Time Spent:", false, true, "timespent"),

		addAttribute(data, JiraAttributeFactory.ATTRIBUTE_ACTUAL);

		JiraTimeFormat f = new JiraTimeFormat();

		data.setAttributeValue(JiraAttributeFactory.ATTRIBUTE_ACTUAL, f.format(jiraIssue.getActual()));

	public static final String ATTRIBUTE_ACTUAL = "attribute.jira.actual";

/*******************************************************************************

 * Copyright (c) 2004, 2007 Mylyn project committers and others.

 * 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 org.eclipse.mylyn.internal.jira.ui;

import java.text.FieldPosition;

import java.text.Format;

import java.text.ParsePosition;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

/**

 * JIRA time format to convert Long value in seconds to JIRA time format:

 * 

 * <blockquote> The format of this is '*w *d *h *m' (representing weeks, days, hours and minutes - where * can be any

 * number) Examples: 4d, 5h 30m, 60m and 3w. Note: Your current conversion rates are 1w = 7d and 1d = 24h </blockquote>

 * 

 * @author Eugene Kuleshov

 */

public class JiraTimeFormat extends Format {

	private static final long serialVersionUID = 1L;

	/**

	 * A simplified conversion from seconds to '*h *m' format

	 * 

	 * @param a

	 *            Long seconds value to format

	 */

	@Override

	public StringBuffer format(Object obj, StringBuffer sb, FieldPosition pos) {

		if (obj instanceof Long) {

			format(sb, (Long) obj);

		} else if (obj instanceof Integer) {

			format(sb, (Integer) obj);

		}

		return sb;

	}

	private void format(StringBuffer sb, long seconds) {

		long hours = seconds / (60 * 60);

		if (hours > 0) {

			sb.append(Long.toString(hours)).append('h');

		}

		long minutes = (seconds % (60 * 60)) / 60;

		if (minutes > 0) {

			if (sb.length() > 0) {

				sb.append(' ');

			}

			sb.append(Long.toString(minutes)).append('m');

		} else if (sb.length() == 0) {

			sb.append("0m");

		}

	}

	@Override

	public Object parseObject(String source, ParsePosition pos) {

		Pattern pattern = Pattern.compile("(\\d+w)?\\s?(\\d+d)?\\s?(\\d+h)?\\s?(\\d+m)?");

		Matcher matcher = pattern.matcher(source);

		long value = 0;

		if (matcher.find()) {

			for (int i = 1; i <= matcher.groupCount(); i++) {

				String group = matcher.group(i);

				if (group != null) {

					if (group.endsWith("m")) {

						value += Long.parseLong(group.substring(0, group.length() - 1)) * 60;

					} else if (group.endsWith("h")) {

						value += Long.parseLong(group.substring(0, group.length() - 1)) * 60 * 60;

					} else if (group.endsWith("d")) {

						value += Long.parseLong(group.substring(0, group.length() - 1)) * 60 * 60 * 24;

					} else if (group.endsWith("w")) {

						value += Long.parseLong(group.substring(0, group.length() - 1)) * 60 * 60 * 24 * 7;

					}

				}

			}

		}

		pos.setIndex(source.length() + 1);

		return Long.valueOf(value);

	}

}

/*******************************************************************************

 * Copyright (c) 2004, 2007 Mylyn project committers and others.

 * 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 org.eclipse.mylyn.internal.jira.ui;

import junit.framework.TestCase;

/**

 * @author Eugene Kuleshov

 */

public class JiraTimeFormatTest extends TestCase {

	public void testFormat() {

		JiraTimeFormat f = new JiraTimeFormat();

		assertEquals("0m", f.format(1));

		assertEquals("1m", f.format(60));

		assertEquals("30m", f.format(60 * 30));

		assertEquals("1h", f.format(60 * 60));

		assertEquals("1h 30m", f.format(60 * 90));

	}

	public void testParse() throws Exception {

		JiraTimeFormat f = new JiraTimeFormat();

		assertEquals(0L, f.parseObject(""));

		assertEquals(0L, f.parseObject("0m"));

		assertEquals(60L, f.parseObject("1m"));

		assertEquals(60L * 30, f.parseObject("30m"));

		assertEquals(60L * 60, f.parseObject("60m"));

		assertEquals(60L * 60, f.parseObject("1h"));

		assertEquals(60L * 90, f.parseObject("1h 30m"));

		assertEquals(60L * 60 * 25, f.parseObject("1d 1h"));

		assertEquals(60L * 60 * 25 + 60, f.parseObject("1d 1h 1m"));

		assertEquals(60L * 60 * 24 * 7, f.parseObject("1w"));

		assertEquals(60L * (60 * 24 * 7 + 60 * 24 + 61), f.parseObject("1w 1d 1h 1m"));

	}

}