Example usage for java.util Calendar DAY_OF_WEEK

Introduction

In this page you can find the example usage for java.util Calendar DAY_OF_WEEK.

Prototype

int DAY_OF_WEEK

To view the source code for java.util Calendar DAY_OF_WEEK.

Click Source Link

Document

Field number for get and set indicating the day of the week.

Usage

From source file:com.krawler.common.util.SchedulingUtilities.java

public static int nonWorkingDays(java.util.Date stdate, java.util.Date enddate, int[] NonWorkDays,
        String[] CmpHoliDays) throws ServiceException {
    Calendar c1 = Calendar.getInstance();
    int NonWorkingDaysBetween = 0;
    Date StDate = stdate;/* w w w . j  a  v a2s .com*/
    Date EndDate = enddate;
    try {
        c1.setTime(stdate);
        while ((stdate.compareTo(enddate)) < 0) {
            if (Arrays.binarySearch(NonWorkDays, (c1.get(Calendar.DAY_OF_WEEK) - 1)) > -1) {
                NonWorkingDaysBetween += 1;
            }
            c1.add(Calendar.DATE, 1);
            stdate = c1.getTime();
        }
        NonWorkingDaysBetween += CountCmpHolidays(StDate, EndDate, CmpHoliDays);
    } catch (Exception e) {
        throw ServiceException.FAILURE("Exception while calculating non working days : " + e.getMessage(), e);
    }
    return NonWorkingDaysBetween;
}

---

From source file:com.haulmont.timesheets.service.StatisticServiceBean.java

@Override
public Map<Integer, Map<String, Object>> getStatisticsByProjects(Date start, Date end) {
    LoadContext<TimeEntry> loadContext = new LoadContext<>(TimeEntry.class)
            .setQuery(new LoadContext.Query(
                    "select t from ts$TimeEntry t where t.date >= :start and t.date <= :end order by t.date")
                            .setParameter("start", start).setParameter("end", end))
            .setView(new View(TimeEntry.class)
                    .addProperty("task",
                            new View(Task.class).addProperty("name").addProperty("project",
                                    viewRepository.getView(Project.class, View.MINIMAL)))
                    .addProperty("timeInMinutes").addProperty("date"));
    List<TimeEntry> timeEntries = dataManager.loadList(loadContext);

    Map<WeekAndProject, BigDecimal> statistic = new LinkedHashMap<>();
    Calendar calendar = Calendar.getInstance();
    for (TimeEntry timeEntry : timeEntries) {
        calendar.setTime(timeEntry.getDate());
        int weekOfYear = calendar.get(Calendar.WEEK_OF_YEAR);
        WeekAndProject key = new WeekAndProject(weekOfYear, timeEntry.getTask().getProject());

        BigDecimal sum = statistic.get(key);
        if (sum == null) {
            sum = BigDecimal.ZERO;
        }/*from   w w w  . j a  v  a 2  s .c o  m*/

        sum = sum.add(HoursAndMinutes.fromTimeEntry(timeEntry).toBigDecimal());
        statistic.put(key, sum);
    }

    Map<Integer, Map<String, Object>> result = new LinkedHashMap<>();
    for (Map.Entry<WeekAndProject, BigDecimal> entry : statistic.entrySet()) {
        Integer week = entry.getKey().week;
        Map<String, Object> projectsByWeek = result.get(week);
        if (projectsByWeek == null) {
            projectsByWeek = new HashMap<>();
            calendar.set(Calendar.WEEK_OF_YEAR, week);
            calendar.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
            projectsByWeek.put("week", DateTimeUtils.getDateFormat().format(calendar.getTime()));

        }
        projectsByWeek.put(entry.getKey().project.getName(), entry.getValue());
        result.put(week, projectsByWeek);
    }

    return result;
}

---

From source file:Holidays.java

public static java.util.Calendar ChristmasDayObserved(int nYear) {
    int nX;/*  ww w.j a  v a 2s.c o m*/
    int nMonth = 11; // December
    java.util.Calendar cal;

    cal = java.util.Calendar.getInstance();
    cal.set(nYear, nMonth, 25);
    nX = cal.get(Calendar.DAY_OF_WEEK);
    switch (nX) {
    case 0: {// Sunday
        cal = java.util.Calendar.getInstance();
        cal.set(nYear, nMonth, 26);
        return cal;
    }
    case 1: // Monday
    case 2: // Tuesday
    case 3: // Wednesday
    case 4: // Thrusday
    case 5: { // Friday
        cal = java.util.Calendar.getInstance();
        cal.set(nYear, nMonth, 25);
        return cal;
    }
    default: {
        // Saturday
        cal = java.util.Calendar.getInstance();
        cal.set(nYear, nMonth, 24);
        return cal;
    }
    }
}

---

From source file:com.mirth.connect.plugins.messagepruner.MessagePrunerService.java

private Trigger createTrigger(Properties properties) throws ParseException {
    Trigger trigger = null;//from   w  ww  .  ja  va  2s . c  o  m
    String interval = PropertyLoader.getProperty(properties, "interval");

    if (interval.equals("hourly"))
        trigger = TriggerUtils.makeHourlyTrigger();
    else {
        SimpleDateFormat timeDateFormat = new SimpleDateFormat("hh:mm aa");
        DateFormatter timeFormatter = new DateFormatter(timeDateFormat);

        String time = PropertyLoader.getProperty(properties, "time");
        Date timeDate = (Date) timeFormatter.stringToValue(time);
        Calendar timeCalendar = Calendar.getInstance();
        timeCalendar.setTime(timeDate);

        if (interval.equals("daily")) {
            trigger = TriggerUtils.makeDailyTrigger(timeCalendar.get(Calendar.HOUR_OF_DAY),
                    timeCalendar.get(Calendar.MINUTE));
        } else if (interval.equals("weekly")) {
            SimpleDateFormat dayDateFormat = new SimpleDateFormat("EEEEEEEE");
            DateFormatter dayFormatter = new DateFormatter(dayDateFormat);

            String dayOfWeek = PropertyLoader.getProperty(properties, "dayOfWeek");
            Date dayDate = (Date) dayFormatter.stringToValue(dayOfWeek);
            Calendar dayCalendar = Calendar.getInstance();
            dayCalendar.setTime(dayDate);

            trigger = TriggerUtils.makeWeeklyTrigger(dayCalendar.get(Calendar.DAY_OF_WEEK),
                    timeCalendar.get(Calendar.HOUR_OF_DAY), timeCalendar.get(Calendar.MINUTE));
        } else if (interval.equals("monthly")) {
            SimpleDateFormat dayDateFormat = new SimpleDateFormat("DD");
            DateFormatter dayFormatter = new DateFormatter(dayDateFormat);

            String dayOfMonth = PropertyLoader.getProperty(properties, "dayOfMonth");
            Date dayDate = (Date) dayFormatter.stringToValue(dayOfMonth);
            Calendar dayCalendar = Calendar.getInstance();
            dayCalendar.setTime(dayDate);

            trigger = TriggerUtils.makeMonthlyTrigger(dayCalendar.get(Calendar.DAY_OF_MONTH),
                    timeCalendar.get(Calendar.HOUR_OF_DAY), timeCalendar.get(Calendar.MINUTE));
        }
    }

    trigger.setStartTime(new Date());
    trigger.setName("prunerTrigger");
    trigger.setJobName("prunerJob");
    return trigger;
}

---

From source file:com.espertech.esper.regression.pattern.TestCronParameter.java

public void testOperator() throws Exception {
    // Observer for last Sunday of month, 0 = Sunday
    int lastDayOfWeek = getLastDayOfWeekInMonth(0, 2007);
    calendar.set(2007, getCurrentMonth(2007), lastDayOfWeek, 8, 00, 00);
    printCurrentTime(calendar);/*w w  w.  j  a v a  2 s  .  co  m*/
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, *, *, 0 last, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last day of current month
    calendar.set(2007, getCurrentMonth(2007), getLastDayOfMonth(2007), 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, last, *, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last day of Auguts 2007
    // For Java: January=0, February=1, March=2, April=3, May=4, June=5,
    //            July=6, August=7, September=8, November=9, October=10, December=11
    // For Esper: January=1, February=2, March=3, April=4, May=5, June=6,
    //            July=7, August=8, September=9, November=10, October=11, December=12
    calendar.set(2007, Calendar.AUGUST, 31, 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, last, 8, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last day of February 2007
    calendar.set(2007, Calendar.FEBRUARY, 28, 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, last, 2, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last day of week (Saturday)
    Calendar calendar = Calendar.getInstance();
    Date date = new Date();
    calendar.setTime(date);
    calendar.set(Calendar.MILLISECOND, 0);
    calendar.set(Calendar.DAY_OF_WEEK, Calendar.SATURDAY);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, *, *, last, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last Friday of June
    calendar.set(2007, Calendar.JUNE, 29, 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, *, 6, 5 last, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last weekday of the current month
    calendar.set(2007, getCurrentMonth(2007), getLastWeekDayOfMonth(null, 2007), 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, lastweekday, *, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last weekday of September 2007, it's Friday September 28th
    calendar.set(2007, Calendar.SEPTEMBER, 28, 10, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, lastweekday, 9, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last weekday of February, it's Wednesday February 28th
    calendar.set(2007, Calendar.FEBRUARY, 28, 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, lastweekday, 2, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for nearest weekday for current month on the 10th
    calendar.set(2007, getCurrentMonth(2007), getLastWeekDayOfMonth(10, 2007), 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, 10 weekday, *, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for nearest weekday of September 1st (Saturday), it's Monday September 3rd (no "jump" over month)
    calendar.set(2007, Calendar.SEPTEMBER, 3, 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, 1 weekday, 9, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for nearest weekday of September 30th (Sunday), it's Friday September 28th (no "jump" over month)
    calendar.set(2007, Calendar.SEPTEMBER, 28, 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, 30 weekday, 9, *, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();

    // Observer for last Friday of current month,
    // 0=Sunday, 1=Monday, 2=Tuesday, 3=Wednesday, 4= Thursday, 5=Friday, 6=Saturday
    calendar.set(2007, getCurrentMonth(2007), getLastDayOfWeekInMonth(5, 2007), 8, 00, 00);
    printCurrentTime(calendar);
    baseTime = calendar.getTimeInMillis();
    testData = getEventSet(baseTime, 1000 * 60 * 10);
    expressionText = "timer:at(*, *, *, *, 5 last, *)";
    testCase = new EventExpressionCase(expressionText);
    testCase.add("A1");
    runTestEvent();
}

---

From source file:org.openmrs.module.facilitydata.web.controller.FacilityDataFormEntryOverviewController.java

@RequestMapping("/module/facilitydata/formEntryOverview.form")
public void formEntryOverview(ModelMap map, @RequestParam(required = true) FacilityDataForm form,
        @RequestParam(required = false) Integer yearIncrement,
        @RequestParam(required = false) Integer monthIncrement) throws Exception {

    FacilityDataService service = Context.getService(FacilityDataService.class);

    Calendar cal = Calendar.getInstance();
    cal.add(Calendar.DATE, 1);/*from  w  ww.ja v  a2s.com*/

    if (yearIncrement != null) {
        cal.add(Calendar.YEAR, yearIncrement);
    }
    if (monthIncrement != null) {
        cal.add(Calendar.DATE, monthIncrement * 21);
    }

    if (form.getFrequency() == Frequency.MONTHLY) {
        cal.set(Calendar.DATE, cal.getActualMaximum(Calendar.DATE));
    }

    Date endDate = cal.getTime();
    if (form.getFrequency() == Frequency.MONTHLY) { // For monthly reports, display last year
        cal.set(Calendar.DATE, 1);
        cal.add(Calendar.YEAR, -1);
    } else if (form.getFrequency() == Frequency.DAILY) { // For daily reports, display last 3 weeks
        cal.add(Calendar.DATE, -21);
    } else {
        throw new RuntimeException("Unable to handle a report with frequency: " + form.getFrequency());
    }
    Date startDate = cal.getTime();

    Map<Integer, Map<String, Integer>> questionsAnswered = service.getNumberOfQuestionsAnswered(form, startDate,
            endDate);

    DateFormat ymdFormat = new SimpleDateFormat("yyyy-MM-dd");
    DateFormat monthFormat = new SimpleDateFormat("MMM");
    List<Integer> daysOfWeekSupported = FacilityDataConstants.getDailyReportDaysOfWeek();

    Map<Integer, Integer> yearCols = new LinkedHashMap<Integer, Integer>(); // Year -> Number of columns
    Map<String, Integer> monthCols = new LinkedHashMap<String, Integer>(); // Month -> Number of columns
    Map<String, Date> dayCols = new LinkedHashMap<String, Date>();
    Map<Integer, Map<String, Integer>> dayData = new HashMap<Integer, Map<String, Integer>>(); // LocationId -> Day -> Number of questions
    Map<Object, String> displayKeys = new HashMap<Object, String>(); // Map key -> Display format
    Set<String> datesSupported = new HashSet<String>(); // Dates support entry

    while (cal.getTime().before(endDate)) {

        String dateStr = ymdFormat.format(cal.getTime());
        Integer year = cal.get(Calendar.YEAR);
        String month = monthFormat.format(cal.getTime());
        Integer day = cal.get(Calendar.DAY_OF_MONTH);

        yearCols.put(year, yearCols.get(year) == null ? 1 : yearCols.get(year) + 1);
        monthCols.put(year + month, monthCols.get(year + month) == null ? 1 : monthCols.get(year + month) + 1);
        dayCols.put(dateStr, cal.getTime());

        if (form.getFrequency() == Frequency.MONTHLY
                || daysOfWeekSupported.contains(cal.get(Calendar.DAY_OF_WEEK))) {
            datesSupported.add(dateStr);
        }

        for (Integer locationId : questionsAnswered.keySet()) {
            Map<String, Integer> questionsAnsweredAtLocation = questionsAnswered.get(locationId);
            Integer numAnswered = questionsAnsweredAtLocation == null ? null
                    : questionsAnsweredAtLocation.get(dateStr);
            Map<String, Integer> locationData = dayData.get(locationId);
            if (locationData == null) {
                locationData = new HashMap<String, Integer>();
                dayData.put(locationId, locationData);
            }
            locationData.put(dateStr, numAnswered == null ? 0 : numAnswered);
        }

        displayKeys.put(year, year.toString());
        displayKeys.put(year + month, month);
        displayKeys.put(dateStr, day.toString());

        cal.add(form.getFrequency().getCalendarField(), form.getFrequency().getCalendarIncrement());
    }

    Map<FacilityDataFormSchema, Integer> numQuestionsBySchema = new HashMap<FacilityDataFormSchema, Integer>();
    for (FacilityDataFormSchema schema : form.getSchemas()) {
        numQuestionsBySchema.put(schema, schema.getTotalNumberOfQuestions());
    }

    map.addAttribute("today", new Date());
    map.addAttribute("form", form);
    map.addAttribute("yearIncrement", yearIncrement);
    map.addAttribute("monthIncrement", monthIncrement);
    map.addAttribute("yearCols", yearCols);
    map.addAttribute("monthCols", monthCols);
    map.addAttribute("dayCols", dayCols);
    map.addAttribute("dayData", dayData);
    map.addAttribute("displayKeys", displayKeys);
    map.addAttribute("numQuestionsBySchema", numQuestionsBySchema);
    map.addAttribute("questionsAnswered", questionsAnswered);
    map.addAttribute("locations", FacilityDataConstants.getSupportedFacilities());
    map.addAttribute("datesSupported", datesSupported);
}

---

From source file:de.tor.tribes.ui.components.DatePicker.java

public void buildCalendar() {
    jLabelMonth.setText(monthAndYear.format(selectedDate));

    Calendar temp = new GregorianCalendar();
    temp.setTime(selectedDate);/*from   ww  w. j a  va  2 s. com*/
    int maxDaysInMonth = temp.getActualMaximum(Calendar.DAY_OF_MONTH);
    int firstdayInMonth = temp.getActualMinimum(Calendar.DAY_OF_MONTH);

    temp.set(Calendar.DAY_OF_MONTH, firstdayInMonth);
    int dayOfWeek = mapDayOfWeek(temp.get(Calendar.DAY_OF_WEEK));

    int currentField = 0;
    //ensure that at least one day of prev month is shown
    int preDaysToAdd = ((dayOfWeek + 5) % 7) + 1;

    temp.add(Calendar.MONTH, -1);
    temp.set(Calendar.DAY_OF_MONTH, temp.getActualMaximum(Calendar.DAY_OF_MONTH) - preDaysToAdd + 1);
    for (; currentField < preDaysToAdd; currentField++) {
        //days belong to last month
        CrossedLabel current = daysInMonth[currentField / 7][currentField % 7];
        current.setText("" + temp.get(Calendar.DAY_OF_MONTH));
        current.setForeground(LIGHT_GRAY);
        datesInMonth[currentField / 7][currentField % 7] = temp.getTime();

        temp.add(Calendar.DAY_OF_MONTH, 1);
    }

    //normal days of month
    for (int i = firstdayInMonth; i <= maxDaysInMonth; i++, currentField++) {
        CrossedLabel current = daysInMonth[currentField / 7][currentField % 7];
        current.setText("" + temp.get(Calendar.DAY_OF_MONTH));
        current.setForeground(BLACK);
        datesInMonth[currentField / 7][currentField % 7] = temp.getTime();

        temp.add(Calendar.DAY_OF_MONTH, 1);
    }

    //post days of month
    for (; currentField < WEEKS_TO_SHOW * 7; currentField++) {
        CrossedLabel current = daysInMonth[currentField / 7][currentField % 7];
        current.setText("" + temp.get(Calendar.DAY_OF_MONTH));
        current.setForeground(LIGHT_GRAY);
        datesInMonth[currentField / 7][currentField % 7] = temp.getTime();

        temp.add(Calendar.DAY_OF_MONTH, 1);
    }

    for (int i = 0; i < WEEKS_TO_SHOW * 7; i++) {
        if (selectedDate.equals(datesInMonth[i / 7][i % 7])) {
            daysInMonth[i / 7][i % 7].cross();
        } else {
            daysInMonth[i / 7][i % 7].uncross();
        }
    }

}

---

From source file:br.com.transport.report.ManagerReportBean.java

/**
 * Retorna lista com os dias da semana/*w ww. ja v  a2  s  . c  o  m*/
 * @return {@link List}< {@link Calendar} >
 */
private List<Calendar> createDayOfTheWeek() {

    Calendar firstDay = GregorianCalendar.getInstance();
    firstDay.setFirstDayOfWeek(Calendar.SUNDAY);
    firstDay.set(Calendar.DAY_OF_WEEK, Calendar.SUNDAY);
    firstDay.set(Calendar.HOUR_OF_DAY, 0);
    firstDay.set(Calendar.MINUTE, 0);
    firstDay.set(Calendar.SECOND, 0);

    List<Calendar> daysOfTheWeek = new LinkedList<Calendar>();

    for (int count = 0; count < 7; count++) {

        Calendar temp = (Calendar) firstDay.clone();
        temp.roll(Calendar.DAY_OF_WEEK, count);
        temp.setTime(temp.getTime());
        daysOfTheWeek.add(temp);

    }

    return daysOfTheWeek;
}

---

From source file:com.etime.ETimeUtils.java

/**
 * Return a List of Punches for the current day. The list is empty if there are no punches for today.
 *
 * @param page the raw html of the user's timecard page
 * @return A list of Punches for the current day.
 *///from   w  w  w. ja  va 2  s . c om
protected static List<Punch> getTodaysPunches(String page) {
    String curRow;
    String date;
    List<Punch> punchesList = new LinkedList<Punch>();

    Calendar calendar = Calendar.getInstance();
    int month = calendar.get(Calendar.MONTH) + 1;
    int day = calendar.get(Calendar.DAY_OF_MONTH);
    String dayOfWeek = daysOfWeek[calendar.get(Calendar.DAY_OF_WEEK) - 1];

    if (day < 10) {
        date = dayOfWeek + " " + Integer.toString(month) + "/0" + Integer.toString(day);
    } else {
        date = dayOfWeek + " " + Integer.toString(month) + "/" + Integer.toString(day);
    }
    try {
        Pattern todaysRowsPattern = Pattern.compile("(?i)(>" + date + ")(.*?)(</tr>)",
                Pattern.MULTILINE | Pattern.DOTALL);
        Matcher todaysRowsMatcher = todaysRowsPattern.matcher(page);
        while (todaysRowsMatcher.find()) {
            curRow = todaysRowsMatcher.group(2);
            addPunchesFromRowToList(curRow, punchesList);
        }
    } catch (Exception e) {
        Log.w(TAG, e.toString());
    }

    return punchesList;
}

---

From source file:com.zigbee.framework.common.util.Utils.java

/**
  * ??//  w  w w .  ja va 2 s. c  om
  * @Date        :      2011-6-27
  * @return
  */
public static String getLastSundayBeforeThisWeek() {
    Calendar c = Calendar.getInstance();
    int dayOfWeek = c.get(Calendar.DAY_OF_WEEK) - 1;
    if (dayOfWeek == 0) {
        dayOfWeek = 7;
    }
    c.add(Calendar.DATE, -dayOfWeek);
    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
    return sdf.format(c.getTime());
}

---

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