Examples with AbstractContest cn.edu.zju.acm.onlinejudge.bean.AbstractContest used on opensource projects

Example 26 with AbstractContest

use of cn.edu.zju.acm.onlinejudge.bean.AbstractContest in project zoj by licheng.

the class ContestForm method toContest.

public AbstractContest toContest() throws ParseException, NumberFormatException, PersistenceException {
    AbstractContest contest = null;
    if (this.contestType == 1) {
        contest = new Problemset();
    } else if (this.contestType == 0) {
        contest = new Contest();
    } else {
        contest = new Course();
    }
    if (this.startTime != null && this.startTime.trim().length() > 0) {
        contest.setStartTime(Utility.parseTimestamp(this.startTime));
        contest.setEndTime(new Date(Utility.parseTimestamp(this.startTime).getTime() + Utility.parseTime(this.contestLength) * 1000));
    }
    try {
        if (this.id != null) {
            contest.setId(Long.parseLong(this.id));
        }
    } catch (NumberFormatException e) {
    }
    contest.setTitle(this.name);
    contest.setDescription(this.description);
    contest.setCheckIp(this.checkIp);
    Limit limit = new Limit();
    if (this.useGlobalDefault) {
        limit.setId(1);
    } else {
        limit.setTimeLimit(Integer.parseInt(this.timeLimit));
        limit.setMemoryLimit(Integer.parseInt(this.memoryLimit));
        limit.setSubmissionLimit(Integer.parseInt(this.submissionLimit));
        limit.setOutputLimit(Integer.parseInt(this.outputLimit));
    }
    contest.setLimit(limit);
    contest.setForumId(Long.parseLong(this.forumId));
    List<Language> languages = new ArrayList<Language>();
    LanguagePersistence languagePersistence = PersistenceManager.getInstance().getLanguagePersistence();
    if (this.languageIds != null) {
        for (int i = 0; i < this.languageIds.length; ++i) {
            Language language = languagePersistence.getLanguage(Long.parseLong(this.languageIds[i]));
            if (language != null) {
                languages.add(language);
            }
        }
    }
    contest.setLanguages(languages);
    return contest;
}

Example 27 with AbstractContest

use of cn.edu.zju.acm.onlinejudge.bean.AbstractContest in project zoj by licheng.

the class ContestPersistenceImpl method getContest.

/**
     * <p>
     * Gets the contest with given id in persistence layer.
     * </p>
     * 
     * @param id
     *            the id of the contest
     * @return the contest with given id in persistence layer
     * @throws PersistenceException
     *             wrapping a persistence implementation specific exception
     */
public AbstractContest getContest(long id) throws PersistenceException {
    Connection conn = null;
    try {
        conn = Database.createConnection();
        PreparedStatement ps = null;
        AbstractContest contest;
        try {
            ps = conn.prepareStatement(ContestPersistenceImpl.GET_CONTEST + " AND " + DatabaseConstants.CONTEST_CONTEST_ID + "=" + id);
            ResultSet rs = ps.executeQuery();
            if (rs.next()) {
                contest = this.populateContest(rs);
            } else {
                return null;
            }
        } finally {
            Database.dispose(ps);
        }
        List<AbstractContest> contests = new ArrayList<AbstractContest>();
        contests.add(contest);
        this.populatesLanguages(conn, contests);
        return contest;
    } catch (SQLException e) {
        throw new PersistenceException("Failed to get the contest with id " + id, e);
    } finally {
        Database.dispose(conn);
    }
}

Example 28 with AbstractContest

use of cn.edu.zju.acm.onlinejudge.bean.AbstractContest in project zoj by licheng.

the class ContestPersistenceImpl method getContests.

/**
     * <p>
     * Gets a list of contests with given type in persistence layer.
     * </p>
     * 
     * @param isProblemset
     * @return a list of ProblemSet instances containing all problem sets in persistence layer
     * @throws PersistenceException
     *             wrapping a persistence implementation specific exception
     */
private List<AbstractContest> getContests(int contestType) throws PersistenceException {
    Connection conn = null;
    try {
        conn = Database.createConnection();
        PreparedStatement ps = null;
        List<AbstractContest> contests = new ArrayList<AbstractContest>();
        try {
            ps = conn.prepareStatement(ContestPersistenceImpl.GET_CONTEST + " AND " + DatabaseConstants.CONTEST_PROBLEMSET + "=" + contestType + " ORDER BY start_time DESC");
            ResultSet rs = ps.executeQuery();
            while (rs.next()) {
                AbstractContest contest = this.populateContest(rs);
                contests.add(contest);
            }
        } finally {
            Database.dispose(ps);
        }
        this.populatesLanguages(conn, contests);
        return contests;
    } catch (Exception e) {
        throw new PersistenceException("Failed to get the contests", e);
    } finally {
        Database.dispose(conn);
    }
}

Example 29 with AbstractContest

use of cn.edu.zju.acm.onlinejudge.bean.AbstractContest in project zoj by licheng.

the class ContestPersistenceImpl method populatesLanguages.

/**
     * Populates a Limit with given ResultSet.
     * 
     * @param rs
     * @return a Limit instance
     * @throws SQLException
     * @throws PersistenceException
     */
private void populatesLanguages(Connection conn, List<AbstractContest> contests) throws SQLException, PersistenceException {
    if (contests.size() == 0) {
        return;
    }
    Map<Long, Language> languageMap = PersistenceManager.getInstance().getLanguagePersistence().getLanguageMap();
    PreparedStatement ps = null;
    try {
        Map<Long, AbstractContest> contestMap = new HashMap<Long, AbstractContest>();
        List<Long> contestIds = new ArrayList<Long>();
        for (AbstractContest contest : contests) {
            contestIds.add(contest.getId());
            contestMap.put(contest.getId(), contest);
            contest.setLanguages(new ArrayList<Language>());
        }
        ps = conn.prepareStatement(MessageFormat.format(ContestPersistenceImpl.GET_CONTEST_LANGUAGE, new Object[] { Database.createNumberValues(contestIds) }));
        ResultSet rs = ps.executeQuery();
        while (rs.next()) {
            Long contestId = new Long(rs.getLong(DatabaseConstants.CONTEST_LANGUAGE_CONTEST_ID));
            Long languageId = new Long(rs.getLong(DatabaseConstants.CONTEST_LANGUAGE_LANGUAGE_ID));
            contestMap.get(contestId).getLanguages().add(languageMap.get(languageId));
        }
    } finally {
        Database.dispose(ps);
    }
}

Example 30 with AbstractContest

use of cn.edu.zju.acm.onlinejudge.bean.AbstractContest in project zoj by licheng.

the class ContestManager method getContest.

public AbstractContest getContest(long contestId) throws PersistenceException {
    Object key = new Long(contestId);
    synchronized (this.contestCache) {
        AbstractContest contest = this.contestCache.get(key);
        if (contest == null) {
            ContestPersistence contestPersistence = PersistenceManager.getInstance().getContestPersistence();
            contest = contestPersistence.getContest(contestId);
            this.contestCache.put(key, contest);
        }
        return contest;
    }
}