availcalculations.java

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                        value.setContent(formatNumber("" + percent.doubleValue()));
                        value.setType("data");

                        Row row = new Row();
                        row.addValue(dateValue);
                        row.addValue(value);
                        rows.addRow(row);

                        if (top20Count >= 20) {
                            break loop;
                        }
                    }
                }
            }
        }
        Col col = new Col();
        col.addColTitle(0, "Node Name");
        col.addColTitle(1, "Percentage Availability");
		ClassicTable table = new ClassicTable();
		table.setCol(col);
		table.setRows(rows);
		Section section = new Section();
		section.setClassicTable(table);
        section.setSectionName("lastMoTop20offenders");
        section.setSectionTitle(label);
        section.setSectionDescr(descr);
        section.setSectionIndex(m_sectionIndex);
        m_sectionIndex++;
        catSections.addSection(section);
        if (log.isDebugEnabled())
            log.debug("Leaving lastMoTopNOffenders");
    }

    /**
     * Last Months Daily availability
     * 
     * @param days
     *            Number of days for which the availability computations are
     *            made
     * @param endTime
     *            End time
     * @param sections
     *            Castors sections
     * @param label
     *            Section name in the xml
     * @param descr
     *            Section descr.
     * @param sectionName
     *            Section name
     */
    private void lastMoDailyAvailability(int days, long endTime, CatSections sections, String label, String descr, String sectionName) {
        lastNDaysDailyAvailability(days, endTime, sections, label, descr, sectionName);
    }
	/**
     * Last Months Daily availability
     * 
     * @param days
     *            Number of days for which the availability computations are
     *            made
     * @param endTime
     *            End time
     * @param sections
     *            Castors sections
     * @param label
     *            Section name in the xml
     * @param descr
     *            Section descr.
     * @param sectionName
     *            Section name
     */
    private void lastCalMoDailyAvailability(int days, long endTime, CatSections sections, String label, String descr, String sectionName) {
        lastNDaysCalDailyAvailability(days, endTime, sections, label, descr, sectionName);
    }
	
	/**
     * Last N days daily availability.
     * 
     * @param days
     *            Number of days for which the availability computations are
     *            made.
     * @param endTime
     *            End time
     * @param catSections
     *            Castors sections
     * @param label
     *            Section name in the xml
     * @param descr
     *            Section descr.
     * @param sectionName
     *            Section name
     */
    private void lastNDaysCalDailyAvailability(int days, long endTime, CatSections catSections, String label, String descr, String sectionName) {
        ThreadCategory.setPrefix(LOG4J_CATEGORY);
        org.apache.log4j.Category log = ThreadCategory.getInstance(this.getClass());
        if (log.isDebugEnabled())
            log.debug("Inside lastNDaysDailyAvailability");
        int numdays = 0;
	    CalendarTableBuilder calBuilder = new CalendarTableBuilder(endTime);
        TreeMap treeMap = new TreeMap();
        SimpleDateFormat fmt = new SimpleDateFormat("dd MMM, yyyy");
        String periodEnd = fmt.format(new java.util.Date(endTime));
        String periodFrom = "";
        while (numdays++ < days) {
            if (log.isDebugEnabled())
                log.debug("Computing for " + new Date(endTime));
            int serviceCount = 0;
            long outage = 0;
            //
            // get the outage and service count.
            //
            ListIterator listIter = m_nodes.listIterator();
            while (listIter.hasNext()) {
                Node node = (Node) listIter.next();
                outage += node.getOutage(endTime, ROLLING_WINDOW);
                serviceCount += node.getServiceCount();
            }
            double percentAvail;
            if (serviceCount > 0)
                percentAvail = 100.0 * (1 - (outage * 1.0) / (1.0 * serviceCount * ROLLING_WINDOW));
            else
                percentAvail = 100.0;

            //need a double object in here
			
			treeMap.put(new Date(endTime), new Double (percentAvail));

            periodFrom = fmt.format(new java.util.Date(endTime));
            endTime -= ROLLING_WINDOW;
        }

        Set keyDates = treeMap.keySet();
        Iterator iter = keyDates.iterator();
        int dateSlot = 0;
		while (iter.hasNext()) {
			Date key = (Date) iter.next();
            Double percent = (Double) treeMap.get(key);
			dateSlot++;
			calBuilder.setPctValue(dateSlot, percent.doubleValue());
		}
		
		Section section = new Section();
        section.setCalendarTable(calBuilder.getTable());
        section.setSectionName(sectionName); // "LastMonthsDailyAvailability");
        section.setSectionTitle(label);
        section.setSectionDescr(descr);
        section.setPeriod(periodFrom + " to " + periodEnd);
        section.setSectionIndex(m_sectionIndex);
        m_sectionIndex++;
        catSections.addSection(section);
        log.debug("Leaving lastNDaysCalDailyAvailability");
		
		}

	
    /**
     * Last N days daily availability.
     * 
     * @param days
     *            Number of days for which the availability computations are
     *            made.
     * @param endTime
     *            End time
     * @param catSections
     *            Castors sections
     * @param label
     *            Section name in the xml
     * @param descr
     *            Section descr.
     * @param sectionName
     *            Section name
     */
    private void lastNDaysDailyAvailability(int days, long endTime, CatSections catSections, String label, String descr, String sectionName) {
        ThreadCategory.setPrefix(LOG4J_CATEGORY);
        org.apache.log4j.Category log = ThreadCategory.getInstance(this.getClass());
        if (log.isDebugEnabled())
            log.debug("Inside lastNDaysDailyAvailability");
        int numdays = 0;
        Rows rows = new Rows();
        TreeMap treeMap = new TreeMap();
        SimpleDateFormat fmt = new SimpleDateFormat("dd MMM, yyyy");
        String periodEnd = fmt.format(new java.util.Date(endTime));
        String periodFrom = "";
        while (numdays++ < days) {
            if (log.isDebugEnabled())
                log.debug("Computing for " + new Date(endTime));
            int serviceCount = 0;
            long outage = 0;
            //
            // get the outage and service count.
            //
            ListIterator listIter = m_nodes.listIterator();
            while (listIter.hasNext()) {
                Node node = (Node) listIter.next();
                outage += node.getOutage(endTime, ROLLING_WINDOW);
                serviceCount += node.getServiceCount();
            }
            double percentAvail;
            if (serviceCount > 0)
                percentAvail = 100.0 * (1 - (outage * 1.0) / (1.0 * serviceCount * ROLLING_WINDOW));
            else
                percentAvail = 100.0;

            treeMap.put(new Date(endTime), formatNumber(percentAvail + ""));

            periodFrom = fmt.format(new java.util.Date(endTime));
            endTime -= ROLLING_WINDOW;
        }

        Set keyDates = treeMap.keySet();
        Iterator iter = keyDates.iterator();
        while (iter.hasNext()) {
            Date key = (Date) iter.next();
            Value dateValue = new Value();
            SimpleDateFormat fmtmp = new SimpleDateFormat("dd");
            dateValue.setContent(fmtmp.format(key));
            dateValue.setType("title");

            String percent = (String) treeMap.get(key);
            Value value = new Value();
            value.setContent(percent);
            value.setType("data");

            Row row = new Row();
            row.addValue(dateValue);
            row.addValue(value);
            rows.addRow(row);

        }

        Col col = new Col();
        col.addColTitle(0, "Date");
        col.addColTitle(1, "Percentage Availability");
		ClassicTable table = new ClassicTable();
		table.setCol(col);
		table.setRows(rows);
		Section section = new Section();
		section.setClassicTable(table);
        section.setSectionName(sectionName); // "LastMonthsDailyAvailability");
        section.setSectionTitle(label);
        section.setSectionDescr(descr);
        section.setPeriod(periodFrom + " to " + periodEnd);
        section.setSectionIndex(m_sectionIndex);
        m_sectionIndex++;
        catSections.addSection(section);
        log.debug("Leaving lastNDaysDailyAvailability");
    }

    /**
     * Last N Days Total Availability.
     * 
     * @param days
     *            Number of days for which the availability computations are
     *            made.
     * @param endTime
     *            End time
     * @param catSections
     *            Castors sections
     * @param label
     *            Section name in the xml
     * @param descr
     *            Section descr.
     */
    private void lastNDaysTotalAvailability(int days, long endTime, CatSections catSections, String label, String descr) {
        ThreadCategory.setPrefix(LOG4J_CATEGORY);
        org.apache.log4j.Category log = ThreadCategory.getInstance(this.getClass());
        log.debug("Inside lastNDaysTotalAvailability");
        Rows rows = new Rows();
        int serviceCount = 0;
        long outage = 0;
        int numdays = 0;
        SimpleDateFormat fmt = new SimpleDateFormat("dd MMM, yyyy");
        String periodEnd = fmt.format(new java.util.Date(endTime));
        String periodFrom = "";
        while (numdays++ < days) {
            //
            // get the outage and service count.
            //
            ListIterator listIter = m_nodes.listIterator();
            while (listIter.hasNext()) {
                Node node = (Node) listIter.next();
                serviceCount += node.getServiceCount();
                outage += node.getOutage(endTime, ROLLING_WINDOW);
            }
            periodFrom = fmt.format(new java.util.Date(endTime)) + " to " + periodEnd;
            endTime -= ROLLING_WINDOW;
        }
        double percentAvail;
        if (serviceCount > 0)
            percentAvail = 100.0 * (1 - (outage * 1.0) / (1.0 * serviceCount * ROLLING_WINDOW));
        else
            percentAvail = 100.0;
        Value dateValue = new Value();
        dateValue.setContent(periodFrom);
        dateValue.setType("title");

        Value value = new Value();
        value.setContent(formatNumber(percentAvail + ""));
        value.setType("data");

        Row row = new Row();
        row.addValue(dateValue);
        row.addValue(value);
        rows.addRow(row);
        Col col = new Col();
        col.addColTitle(0, "Date");
        col.addColTitle(1, "Percentage Availability");
		ClassicTable table = new ClassicTable();
		table.setCol(col);
		table.setRows(rows);
		Section section = new Section();
		section.setClassicTable(table);
        section.setSectionName("Last" + days + "TotalAvailability");
        section.setSectionTitle(label);
        section.setSectionDescr(descr);
        section.setPeriod(periodFrom);
        section.setSectionIndex(m_sectionIndex);
        m_sectionIndex++;
        catSections.addSection(section);
        log.debug("Leaving lastNDaysTotalAvailability");
    }

    /**
     * Last N Months Availability
     * 
     * @param nMonths
     *            Number of months for which the availability computations are
     *            made.
     * @param endTime
     *            End time
     * @param catSections