Example usage for java.util Collections reverse

List of usage examples for java.util Collections reverse

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Introduction

In this page you can find the example usage for java.util Collections reverse.

Prototype

@SuppressWarnings({ "rawtypes", "unchecked" })
public static void reverse(List<?> list)

Source Link

Document

Reverses the order of the elements in the specified list.

This method runs in linear time.

Usage

From source file:cz.muni.fi.mir.db.service.impl.ApplicationRunServiceImpl.java

@Override
@Transactional(readOnly = true)//from   w w w  .j av  a  2  s  .  c om
public List<ApplicationRun> getAllApplicationRunsFromRange(int start, int end, boolean reversed) {
    if (reversed) {
        List<ApplicationRun> result = applicationRunDAO.getAllApplicationRunsFromRange(start, end);
        Collections.reverse(result);

        return result;
    } else {
        return applicationRunDAO.getAllApplicationRunsFromRange(start, end);
    }
}

From source file:com.charts.SixMonthChart.java

protected OHLCDataItem[] getData(YStockQuote currentStock) throws ParseException {
    ArrayList<OHLCDataItem> dataItems = new ArrayList<OHLCDataItem>();
    DateFormat df;//from w  w  w. j av a 2  s  .co  m
    if (currentStock instanceof Index)
        df = new SimpleDateFormat("y-MM-dd");
    else
        df = new SimpleDateFormat("d-MM-yy");
    String sixMonthDate = df.format(DayRange.six_month);
    ArrayList<String> historicalData = currentStock.get_historical_data();
    int length = historicalData.size();
    for (int i = 1; i < length; i++) {

        String[] data = historicalData.get(i).split(",");

        Date date = df.parse(data[0]);
        double open = Double.parseDouble(data[1]);
        double high = Double.parseDouble(data[2]);
        double low = Double.parseDouble(data[3]);
        double close = Double.parseDouble(data[4]);
        this.close.add(new Day(date), close);
        double volume;
        try {
            volume = Double.parseDouble(data[5]);
        } catch (NumberFormatException nfe) {
            volume = 0;
        }
        if (data[0].equals(sixMonthDate)) {
            break;
        }

        OHLCDataItem item = new OHLCDataItem(date, open, high, low, close, volume);
        dataItems.add(item);
    }
    Collections.reverse(dataItems);

    OHLCDataItem[] OHLCData = dataItems.toArray(new OHLCDataItem[dataItems.size()]);
    return OHLCData;
}

From source file:com.bigdata.dastor.thrift.server.DastorThriftServer.java

public List<ColumnOrSuperColumn> thriftifyColumns(Collection<IColumn> columns, boolean reverseOrder) {
    ArrayList<ColumnOrSuperColumn> thriftColumns = new ArrayList<ColumnOrSuperColumn>(columns.size());
    for (IColumn column : columns) {
        if (column.isMarkedForDelete()) {
            continue;
        }//ww w  .jav  a  2 s . c om
        Column thrift_column = new Column(column.name(), column.value(), column.timestamp());
        thriftColumns.add(createColumnOrSuperColumn_Column(thrift_column));
    }

    // we have to do the reversing here, since internally we pass results around in ColumnFamily
    // objects, which always sort their columns in the "natural" order
    // TODO this is inconvenient for direct users of StorageProxy
    if (reverseOrder)
        Collections.reverse(thriftColumns);
    return thriftColumns;
}

From source file:com.charts.OneMonthChart.java

protected OHLCDataItem[] getData(YStockQuote currentStock) throws ParseException {
    ArrayList<OHLCDataItem> dataItems = new ArrayList<OHLCDataItem>();
    DateFormat df;/*from w  w w  . j  av a 2s .  co  m*/
    if (currentStock instanceof Index)
        df = new SimpleDateFormat("y-MM-dd");
    else
        df = new SimpleDateFormat("d-MM-yy");
    String oneMonthDate = df.format(DayRange.one_month);
    ArrayList<String> historicalData = currentStock.get_historical_data();
    int length = historicalData.size();
    for (int i = 1; i < length; i++) {
        String[] data = historicalData.get(i).split(",");

        Date date = df.parse(data[0]);
        double open = Double.parseDouble(data[1]);
        double high = Double.parseDouble(data[2]);
        double low = Double.parseDouble(data[3]);
        double close = Double.parseDouble(data[4]);
        this.close.addOrUpdate(new Day(date), close);
        double volume;
        try {
            volume = Double.parseDouble(data[5]);
        } catch (NumberFormatException nfe) {
            volume = 0;
        }
        if (data[0].equals(oneMonthDate)) {
            break;
        }

        OHLCDataItem item = new OHLCDataItem(date, open, high, low, close, volume);
        dataItems.add(item);
    }
    Collections.reverse(dataItems);

    OHLCDataItem[] OHLCData = dataItems.toArray(new OHLCDataItem[dataItems.size()]);
    return OHLCData;
}

From source file:ar.com.fdvs.dj.core.layout.ClassicLayoutManager.java

/**
 *
 *///from   w  ww. j av a  2 s.  c  o  m
protected void applyHeaderAutotexts() {
    if (getReport().getAutoTexts() == null)
        return;
    /**
     * Apply the autotext in footer if any
     */
    JRDesignBand headerband = (JRDesignBand) getDesign().getPageHeader();
    if (headerband == null) {
        headerband = new JRDesignBand();
        getDesign().setPageHeader(headerband);
    }

    ArrayList positions = new ArrayList();
    positions.add(HorizontalBandAlignment.LEFT);
    positions.add(HorizontalBandAlignment.CENTER);
    positions.add(HorizontalBandAlignment.RIGHT);

    ArrayList autotexts = new ArrayList(getReport().getAutoTexts());
    Collections.reverse(autotexts);

    int totalYoffset = findTotalOffset(positions, autotexts, AutoText.POSITION_HEADER);
    LayoutUtils.moveBandsElemnts(totalYoffset, headerband);

    for (Iterator iterator = positions.iterator(); iterator.hasNext();) {
        HorizontalBandAlignment currentAlignment = (HorizontalBandAlignment) iterator.next();
        int yOffset = 0;

        for (Iterator iter = getReport().getAutoTexts().iterator(); iter.hasNext();) {
            AutoText text = (AutoText) iter.next();
            if (text.getPosition() == AutoText.POSITION_HEADER
                    && text.getAlignment().equals(currentAlignment)) {
                CommonExpressionsHelper.add(yOffset, (DynamicJasperDesign) getDesign(), this, headerband, text);
                yOffset += text.getHeight().intValue();
            }
        }
    }

    /** END */
}

From source file:jp.ikedam.jenkins.plugins.extensible_choice_parameter.FilenameChoiceListProvider.java

/**
 * List files from passed parameters./*  ww  w. j  a v  a  2  s .c o  m*/
 * 
 * @param baseDir
 * @param includePattern
 * @param excludePattern
 * @param scanType
 * @param reverseOrder
 * @return
 */
protected static List<String> getFileList(File baseDir, String includePattern, String excludePattern,
        ScanType scanType, boolean reverseOrder) {
    if (baseDir == null || !baseDir.exists() || !baseDir.isDirectory()) {
        return new ArrayList<String>(0);
    }
    if (StringUtils.isBlank(includePattern)) {
        return new ArrayList<String>(0);
    }
    if (scanType == null) {
        scanType = ScanType.File;
    }

    DirectoryScanner ds = new DirectoryScanner();
    ds.setBasedir(baseDir);
    ds.setIncludes(includePattern.split("\\s*,(?:\\s*,)*\\s*"));
    if (!StringUtils.isBlank(excludePattern)) {
        ds.setExcludes(excludePattern.split("\\s*,(?:\\s*,)*\\s*"));
    }
    ds.scan();

    List<String> ret = null;

    switch (scanType) {
    case FileAndDirectory: {
        ret = new ArrayList<String>(ds.getIncludedDirsCount() + ds.getIncludedFilesCount());
        for (String file : ds.getIncludedFiles()) {
            ret.add(file);
        }
        for (String dir : ds.getIncludedDirectories()) {
            ret.add(dir);
        }
        Collections.sort(ret);
        break;
    }
    case Directory: {
        ret = Arrays.asList(ds.getIncludedDirectories());
        break;
    }
    default: {
        // case File:
        ret = Arrays.asList(ds.getIncludedFiles());
        break;
    }
    }

    if (reverseOrder) {
        try {
            Collections.reverse(ret);
        } catch (UnsupportedOperationException _) {
            // ret is immutable.
            ret = new ArrayList<String>(ret);
            Collections.reverse(ret);
        }
    }

    return ret;
}

From source file:edu.depaul.armada.dao.ContainerLogDaoHibernate.java

/**
 * Returns a List<Metric> from all of the containers with a specified ID, within a
 * a particular amount of time, and with an average of a specified field.
 * @param containerId long//www . j  av  a2 s .c  om
 * @param periodCount int
 * @param fieldToAverage String
 * @return List<Metric>
 */
@Override
public List<Metric> findWithContainerIdAndPeriod(long containerId, int periodCount, String fieldToAverage) {
    List<Metric> metrics = new ArrayList<Metric>(periodCount);
    Calendar cal = Calendar.getInstance();
    for (int i = 0; i < periodCount; i++) {
        Date end = cal.getTime();
        int hour = cal.get(Calendar.HOUR_OF_DAY);
        cal.add(Calendar.HOUR_OF_DAY, -1);
        Date start = cal.getTime();

        Criteria criteria = newCriteria();
        criteria.createAlias("container", "container");
        criteria.add(Restrictions.eq("container.id", containerId));
        criteria.add(Restrictions.le("timestamp", end));
        criteria.add(Restrictions.gt("timestamp", start)); // we don't want overlap here
        criteria.setProjection(Projections.avg(fieldToAverage));
        Object result = criteria.uniqueResult();
        int count = (result == null) ? 0 : ((Double) result).intValue();
        Metric temp = new Metric();
        temp.setHour(hour);
        temp.setValue(count);
        metrics.add(temp);
    }
    Collections.reverse(metrics); // we want the current time to be the last hour
    return metrics;
}

From source file:org.dspace.services.sessions.SessionRequestServiceImpl.java

/**
 * List this session's interceptors./*www.  j av  a  2 s  . com*/
 *
 * @param reverse return the list in reverse order?
 * @return the current list of interceptors in the correct order
 */
private List<RequestInterceptor> getInterceptors(boolean reverse) {
    ArrayList<RequestInterceptor> l = new ArrayList<RequestInterceptor>(this.interceptorsMap.values());
    OrderedServiceComparator comparator = new OrderedServiceComparator();
    Collections.sort(l, comparator);
    if (reverse) {
        Collections.reverse(l);
    }
    return l;
}

From source file:com.liato.bankdroid.banking.banks.Statoil.java

@Override
public void update() throws BankException, LoginException {
    super.update();
    if (username == null || password == null || username.length() == 0 || password.length() == 0) {
        throw new LoginException(res.getText(R.string.invalid_username_password).toString());
    }/*from  ww  w  .ja  v a2  s .  co  m*/
    urlopen = login();
    Matcher matcher;
    try {
        if (!"https://applications.sebkort.com/nis/stse/main.do".equals(urlopen.getCurrentURI())) {
            response = urlopen.open("https://applications.sebkort.com/nis/stse/main.do");
        }
        matcher = reAccounts.matcher(response);
        /*
         * Capture groups:
         * GROUP                EXAMPLE DATA
         * 1: amount            10 579,43
         * 
         */
        if (matcher.find()) {
            Account account = new Account("Kpgrns", Helpers.parseBalance(matcher.group(1)), "3");
            account.setType(Account.OTHER);
            accounts.add(account);
        }
        if (matcher.find()) {
            Account account = new Account("Saldo", Helpers.parseBalance(matcher.group(1)), "2");
            account.setType(Account.OTHER);
            accounts.add(account);
        }
        if (matcher.find()) {
            Account account = new Account("Disponibelt belopp", Helpers.parseBalance(matcher.group(1)), "1");
            account.setType(Account.CCARD);
            accounts.add(account);
            balance = balance.add(Helpers.parseBalance(matcher.group(1)));
        }
        Collections.reverse(accounts);
        if (accounts.isEmpty()) {
            throw new BankException(res.getText(R.string.no_accounts_found).toString());
        }
    } catch (ClientProtocolException e) {
        throw new BankException(e.getMessage());
    } catch (IOException e) {
        throw new BankException(e.getMessage());
    } finally {
        super.updateComplete();
    }
}

From source file:net.sourceforge.fenixedu.presentationTier.Action.commons.ChooseExecutionYearDispatchAction.java

private List transformIntoLabels(List executionYearList) {
    List executionYearsLabels = new ArrayList();
    CollectionUtils.collect(executionYearList, new Transformer() {
        @Override//from www  .  ja v  a  2  s. c o  m
        public Object transform(Object input) {
            InfoExecutionDegree infoExecutionDegree = (InfoExecutionDegree) input;
            LabelValueBean labelValueBean = new LabelValueBean(
                    infoExecutionDegree.getInfoExecutionYear().getYear(),
                    infoExecutionDegree.getExternalId().toString());
            return labelValueBean;
        }
    }, executionYearsLabels);
    Collections.sort(executionYearsLabels, new BeanComparator("label"));
    Collections.reverse(executionYearsLabels);

    return executionYearsLabels;
}