Examples with RankListEntry cn.edu.zju.acm.onlinejudge.util.RankListEntry used on opensource projects

Example 1 with RankListEntry

use of cn.edu.zju.acm.onlinejudge.util.RankListEntry in project zoj by licheng.

the class SubmissionPersistenceImpl method getRankList.

public List<RankListEntry> getRankList(List<Problem> problems, long contestStartDate, long roleId) throws PersistenceException {
    Connection conn = null;
    if (problems.size() == 0) {
        return new ArrayList<RankListEntry>();
    }
    try {
        conn = Database.createConnection();
        PreparedStatement ps = null;
        List<Long> problemIds = new ArrayList<Long>();
        Map<Long, Integer> problemIndexes = new HashMap<Long, Integer>();
        int index = 0;
        for (Problem problem2 : problems) {
            Problem problem = (Problem) problem2;
            problemIds.add(new Long(problem.getId()));
            problemIndexes.put(new Long(problem.getId()), new Integer(index));
            index++;
        }
        String userIdsCon = "";
        if (roleId >= 0) {
            // TODO performance issue!!
            List<Long> ids = new ArrayList<Long>();
            try {
                ps = conn.prepareStatement("SELECT user_profile_id FROM user_role WHERE role_id=?");
                ps.setLong(1, roleId);
                ResultSet rs = ps.executeQuery();
                while (rs.next()) {
                    ids.add(rs.getLong(1));
                }
                if (ids.size() == 0) {
                    return new ArrayList<RankListEntry>();
                }
            } finally {
                Database.dispose(ps);
            }
            userIdsCon = " AND user_profile_id IN " + Database.createNumberValues(ids);
        }
        String inProblemIds = Database.createNumberValues(problemIds);
        Map<Long, RankListEntry> entries = new HashMap<Long, RankListEntry>();
        try {
            ps = conn.prepareStatement("SELECT user_profile_id, problem_id, judge_reply_id, submission_date FROM submission " + "WHERE problem_id IN " + inProblemIds + userIdsCon + " ORDER BY submission_date");
            ResultSet rs = ps.executeQuery();
            while (rs.next()) {
                long userId = rs.getLong(1);
                RankListEntry entry = (RankListEntry) entries.get(new Long(userId));
                if (entry == null) {
                    entry = new RankListEntry(problems.size());
                    entries.put(new Long(userId), entry);
                    UserProfile profile = new UserProfile();
                    profile.setId(userId);
                    entry.setUserProfile(profile);
                }
                long problemId = rs.getLong(2);
                long judgeReplyId = rs.getLong(3);
                int time = (int) ((rs.getTimestamp(4).getTime() - contestStartDate) / 1000 / 60);
                entry.update(((Integer) problemIndexes.get(new Long(problemId))).intValue(), time, judgeReplyId == JudgeReply.ACCEPTED.getId());
            }
        } finally {
            Database.dispose(ps);
        }
        List<RankListEntry> entryList = new ArrayList<RankListEntry>(entries.values());
        Collections.sort(entryList);
        return entryList;
    } catch (SQLException e) {
        throw new PersistenceException("Failed to get the rank list", e);
    } finally {
        Database.dispose(conn);
    }
}

Example 2 with RankListEntry

use of cn.edu.zju.acm.onlinejudge.util.RankListEntry in project zoj by licheng.

the class ShowRankListAction method exportToExcel.

private byte[] exportToExcel(AbstractContest contest, List<Problem> problems, RankList ranklist) throws Exception {
    List<RankListEntry> entries = ranklist.getEntries();
    long time = this.getTimeEscaped(contest);
    HSSFWorkbook wb = new HSSFWorkbook();
    HSSFSheet sheet = wb.createSheet();
    HSSFRow row = sheet.createRow(0);
    HSSFCell cell = row.createCell((short) 0);
    cell.setCellValue(contest.getTitle());
    if (ranklist.getRole() != null) {
        row = sheet.createRow(1);
        cell = row.createCell((short) 0);
        cell.setEncoding(HSSFCell.ENCODING_UTF_16);
        cell.setCellValue(ranklist.getRole().getDescription());
    }
    row = sheet.createRow(2);
    cell = row.createCell((short) 0);
    cell.setCellValue("Length");
    cell = row.createCell((short) 1);
    cell.setCellValue(Utility.toTime(contest.getLength() / 1000));
    row = sheet.createRow(3);
    cell = row.createCell((short) 0);
    cell.setCellValue("Time Escaped");
    cell = row.createCell((short) 1);
    cell.setCellValue(Utility.toTime(time / 1000));
    row = sheet.createRow(5);
    row.createCell((short) 0).setCellValue("Rank");
    row.createCell((short) 1).setCellValue("Handle");
    row.createCell((short) 2).setCellValue("Nickname");
    row.createCell((short) 3).setCellValue("Solved");
    short columnIndex = 4;
    for (Problem problem2 : problems) {
        Problem problem = problem2;
        row.createCell(columnIndex).setCellValue(problem.getCode());
        columnIndex++;
    }
    row.createCell(columnIndex).setCellValue("Penalty");
    int rowIndex = 6;
    for (RankListEntry rankListEntry : entries) {
        RankListEntry entry = rankListEntry;
        row = sheet.createRow(rowIndex);
        row.createCell((short) 0).setCellValue(rowIndex - 5);
        row.createCell((short) 1).setCellValue(entry.getUserProfile().getHandle());
        String nick = entry.getUserProfile().getHandle();
        if (entry.getUserProfile().getNickName() != null) {
            nick = entry.getUserProfile().getNickName();
        }
        cell = row.createCell((short) 2);
        cell.setEncoding(HSSFCell.ENCODING_UTF_16);
        cell.setCellValue(nick);
        row.createCell((short) 3).setCellValue(entry.getSolved());
        for (short i = 0; i < problems.size(); ++i) {
            String score = entry.getAcceptTime(i) > 0 ? entry.getAcceptTime(i) + "(" + entry.getSubmitNumber(i) + ")" : "" + entry.getSubmitNumber(i);
            row.createCell((short) (4 + i)).setCellValue(score);
        }
        row.createCell((short) (4 + problems.size())).setCellValue(entry.getPenalty());
        rowIndex++;
    }
    // output to stream
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        wb.write(out);
        return out.toByteArray();
    } finally {
        out.close();
    }
}

Example 3 with RankListEntry

use of cn.edu.zju.acm.onlinejudge.util.RankListEntry in project zoj by licheng.

the class ShowRankListAction method exportToText.

private byte[] exportToText(AbstractContest contest, List<Problem> problems, RankList ranklist, boolean windows) throws Exception {
    List<RankListEntry> entries = ranklist.getEntries();
    String lineHolder = windows ? "\r\n" : "\n";
    long time = this.getTimeEscaped(contest);
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(out));
    writer.write(contest.getTitle());
    writer.write(lineHolder);
    writer.write(ranklist.getRole() == null ? "" : ranklist.getRole().getDescription());
    writer.write(lineHolder);
    writer.write("Length: " + Utility.toTime(contest.getLength() / 1000));
    writer.write(lineHolder);
    writer.write("Time Escaped: " + Utility.toTime(time / 1000));
    writer.write(lineHolder);
    writer.write(lineHolder);
    writer.write("Rank\tHandle\tNickname\tSolved\t");
    for (Problem problem2 : problems) {
        Problem problem = problem2;
        writer.write(problem.getCode());
        writer.write("\t");
    }
    writer.write("Penalty");
    writer.write(lineHolder);
    int index = 0;
    for (RankListEntry rankListEntry : entries) {
        index++;
        RankListEntry entry = rankListEntry;
        writer.write(index + "\t");
        writer.write(entry.getUserProfile().getHandle() + "\t");
        writer.write((entry.getUserProfile().getNickName() == null ? entry.getUserProfile().getHandle() : entry.getUserProfile().getNickName()) + "\t");
        writer.write(entry.getSolved() + "\t");
        for (int i = 0; i < problems.size(); ++i) {
            String score = entry.getAcceptTime(i) > 0 ? entry.getAcceptTime(i) + "(" + entry.getSubmitNumber(i) + ")" : "" + entry.getSubmitNumber(i);
            writer.write(score + "\t");
        }
        writer.write(entry.getPenalty() + lineHolder);
    }
    writer.close();
    return out.toByteArray();
}

Example 4 with RankListEntry

use of cn.edu.zju.acm.onlinejudge.util.RankListEntry in project zoj by licheng.

the class SubmissionPersistenceImpl method getRankListEntry.

public RankListEntry getRankListEntry(long contestId, long userId) throws PersistenceException {
    Connection conn = null;
    try {
        conn = Database.createConnection();
        PreparedStatement ps = null;
        try {
            ps = conn.prepareStatement("SELECT ac_number, submission_number FROM user_stat " + "WHERE contest_id=? AND user_id=?");
            ps.setLong(1, contestId);
            ps.setLong(2, userId);
            ResultSet rs = ps.executeQuery();
            RankListEntry re = null;
            if (rs.next()) {
                re = new RankListEntry(1);
                re.setSolved(rs.getLong(1));
                re.setSubmitted(rs.getLong(2));
            }
            return re;
        } finally {
            Database.dispose(ps);
        }
    } catch (SQLException e) {
        throw new PersistenceException("Failed to get the rank list", e);
    } finally {
        Database.dispose(conn);
    }
}