Example usage for org.joda.time DateTimeConstants MINUTES_PER_DAY

Introduction

In this page you can find the example usage for org.joda.time DateTimeConstants MINUTES_PER_DAY.

Prototype

int MINUTES_PER_DAY

To view the source code for org.joda.time DateTimeConstants MINUTES_PER_DAY.

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Document

Minutes in a typical day (ISO).

Usage

From source file:org.wannatrak.ShowServlet.java

License:Apache License

protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    final PositionWorkerLocal positionWorker = ServiceLocator.lookupLocal(PositionWorker.JNDI_NAME);
    final SessionWorker sessionWorker = ServiceLocator.lookupLocal(SessionWorker.JNDI_NAME);

    try {//from   ww  w  . j av  a 2 s  . co  m
        final Long subjectId = Long.parseLong(request.getParameter("subjectId"));
        final String sessionId = request.getParameter("sessionId");
        final Integer hfrom = Integer.parseInt(request.getParameter("hfrom"));
        final Integer mfrom = Integer.parseInt(request.getParameter("mfrom"));
        Integer dfrom = Integer.parseInt(request.getParameter("dfrom"));
        final Integer hto = Integer.parseInt(request.getParameter("hto"));
        final Integer mto = Integer.parseInt(request.getParameter("mto"));
        Integer dto = Integer.parseInt(request.getParameter("dto"));
        final Boolean valid = Boolean.parseBoolean(request.getParameter("valid"));
        final String datetimeFormat = request.getParameter("format").replaceAll("_SPACE_", " ");
        Integer tzOffset = Integer.parseInt(request.getParameter("tzoffset"));
        if (tzOffset == null) {
            tzOffset = 0;
        }

        DateTime currentDateTime = new DateTime().withSecondOfMinute(0).withMillisOfSecond(0);
        final int minutesOfDayWithOffset = currentDateTime.getMinuteOfDay() - tzOffset;
        if (minutesOfDayWithOffset >= DateTimeConstants.MINUTES_PER_DAY) {
            currentDateTime = currentDateTime.plusDays(1);
        } else if (minutesOfDayWithOffset < 0) {
            currentDateTime = currentDateTime.minusDays(1);
        }

        final DateTime dateTimeFrom = currentDateTime.minusDays(dfrom).withHourOfDay(hfrom)
                .withMinuteOfHour(mfrom).plusMinutes(tzOffset);

        Logger.getLogger(getClass()).debug(subjectId);
        Logger.getLogger(getClass()).debug(dateTimeFrom.toString());

        final DateTime dateTimeTo = currentDateTime.minusDays(dto).withHourOfDay(hto).withMinuteOfHour(mto)
                .plusMinutes(tzOffset);

        Logger.getLogger(getClass()).debug(dateTimeTo.toString());

        final StringBuilder sb = new StringBuilder();
        sb.append("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
                + "<kml xmlns=\"http://earth.google.com/kml/2.0\">\n" + "<Document>\n" + "<name>Path</name>\n"
                + "<Style id=\"style\">\n" + " <LineStyle>\n" + "  <color>ff0000ff</color>\n"
                + "  <width>1.5</width>\n" + " </LineStyle>\n" + " <PolyStyle>\n" + "  <fill>0</fill>\n"
                + " </PolyStyle>\n" + "</Style>\n" + "<open>1</open>\n" + "<Placemark>\n"
                + "<styleUrl>#style</styleUrl>\n" + "<LineString>\n" + "<extrude>0</extrude>\n"
                + "<altitudeMode>clampToGround</altitudeMode>\n" + "<coordinates>");

        final User user = sessionWorker.getUser(sessionId);
        final List<Position> positions;
        if (user == null) {
            positions = positionWorker.getDemoPositions(subjectId, dateTimeFrom, dateTimeTo, valid);
        } else {
            positions = positionWorker.getPositions(user, subjectId, dateTimeFrom, dateTimeTo, valid);
        }

        Position prevPosition = null;
        for (Iterator<Position> it = positions.iterator(); it.hasNext();) {
            final Position position = it.next();
            if (prevPosition != null && position.getLatitude().equals(prevPosition.getLatitude())
                    && position.getLongitude().equals(prevPosition.getLongitude())) {
                it.remove();
            } else {
                prevPosition = position;
            }
        }
        for (Position position : positions) {
            sb.append(position.getLongitude()).append(",").append(position.getLatitude()).append("\n");
        }
        sb.append("</coordinates>\n" + "</LineString>\n" + "</Placemark>\n");

        if (!positions.isEmpty()) {
            addFlag(sb, positions.get(0), tzOffset, datetimeFormat);
            int i = 1;
            for (; i < positions.size() - 1; i++) {
                if (i % 12 == 0) {
                    addFlag(sb, positions.get(i), tzOffset, datetimeFormat);
                }
            }
            if (positions.size() > 1) {
                addFlag(sb, positions.get(i), tzOffset, datetimeFormat);
            }
        }
        sb.append("</Document></kml>");
        final byte[] resultBytes = sb.toString().getBytes("utf-8");
        response.setContentLength(resultBytes.length);
        response.getOutputStream().write(resultBytes);
    } catch (NumberFormatException e) {
        response.sendError(HttpServletResponse.SC_BAD_REQUEST);
    }
}

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