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/*
* SonarQube
* Copyright (C) 2009-2018 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program 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 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.api.utils;
import java.util.Locale;
import org.sonar.api.batch.ScannerSide;
import org.sonar.api.ce.ComputeEngineSide;
import org.sonar.api.server.ServerSide;
/**
* @since 4.3
*/
@ScannerSide
@ServerSide
@ComputeEngineSide
public class Durations {
private static final String MINUTES_FORMAT = "%smin";
private static final String HOURS_FORMAT = "%sh";
private static final String DAYS_FORMAT = "%sd";
private static final int HOURS_IN_DAY = 8;
/**
* @deprecated since 6.3, only one format is available
*/
@Deprecated
public enum DurationFormat {
/**
* Display duration with only one or two members.
* For instance, Duration.decode("1d 1h 10min", 8) will return "1d 1h" and Duration.decode("12d 5h", 8) will return "12d"
*/
SHORT
}
/**
* Create a Duration object from a number of minutes
*/
public Duration create(long minutes) {
return Duration.create(minutes);
}
/**
* Convert the text to a Duration
*
* Example : decode("9d 10 h") -> Duration.encode("10d2h")
*
* @throws IllegalArgumentException
*/
public Duration decode(String duration) {
return Duration.decode(duration, HOURS_IN_DAY);
}
/**
* Return the string value of the Duration.
*
* Example : encode(Duration.encode("9d 10h")) -> "10d2h"
*/
public String encode(Duration duration) {
return duration.encode(HOURS_IN_DAY);
}
/**
* Return the formatted work duration.
*
* @deprecated since 6.3 as the {@link Locale#ENGLISH} is always used. Use {@link #format(Duration)} instead
*/
@Deprecated
public String format(Locale locale, Duration duration, DurationFormat format) {
return format(duration);
}
/**
* Return the formatted work duration.
*
* Example : format(Locale.FRENCH, Duration.encode("9d 10h"), DurationFormat.SHORT) -> 10d 2d
*
* @deprecated since 6.3 as the {@link Locale#ENGLISH} is always used. Use {@link #format(Duration)} instead
*/
@Deprecated
public String format(Locale locale, Duration duration) {
return format(duration);
}
/**
* Return the formatted work duration using the english bundles.
*
* Example : format(Duration.encode("9d 10h")) -> 10d 2h
*
*/
public String format(Duration duration) {
Long durationInMinutes = duration.toMinutes();
if (durationInMinutes == 0) {
return "0";
}
boolean isNegative = durationInMinutes < 0;
Long absDuration = Math.abs(durationInMinutes);
int days = ((Double) ((double) absDuration / HOURS_IN_DAY / 60)).intValue();
Long remainingDuration = absDuration - (days * HOURS_IN_DAY * 60);
int hours = ((Double) (remainingDuration.doubleValue() / 60)).intValue();
remainingDuration = remainingDuration - (hours * 60);
int minutes = remainingDuration.intValue();
return format(days, hours, minutes, isNegative);
}
private static String format(int days, int hours, int minutes, boolean isNegative) {
StringBuilder message = new StringBuilder();
if (days > 0) {
message.append(String.format(DAYS_FORMAT, isNegative ? (-1 * days) : days));
}
if (displayHours(days, hours)) {
addSpaceIfNeeded(message);
message.append(String.format(HOURS_FORMAT, isNegative && message.length() == 0 ? (-1 * hours) : hours));
}
if (displayMinutes(days, hours, minutes)) {
addSpaceIfNeeded(message);
message.append(String.format(MINUTES_FORMAT, isNegative && message.length() == 0 ? (-1 * minutes) : minutes));
}
return message.toString();
}
private static boolean displayHours(int days, int hours) {
return hours > 0 && days < 10;
}
private static boolean displayMinutes(int days, int hours, int minutes) {
return minutes > 0 && hours < 10 && days == 0;
}
private static void addSpaceIfNeeded(StringBuilder message) {
if (message.length() > 0) {
message.append(" ");
}
}
}
