Example usage for org.hibernate.criterion Restrictions eq

List of usage examples for org.hibernate.criterion Restrictions eq

Introduction

In this page you can find the example usage for org.hibernate.criterion Restrictions eq.

Prototype

public static SimpleExpression eq(String propertyName, Object value) 

Source Link

Document

Apply an "equal" constraint to the named property

Usage

From source file:au.edu.uts.eng.remotelabs.schedserver.reports.intf.Reports.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override/*from  ww  w . j a v  a2s .  c om*/
public QuerySessionAccessResponse querySessionAccess(final QuerySessionAccess querySessionAccess) {
    /* Request parameters. */
    final QuerySessionAccessType request = querySessionAccess.getQuerySessionAccess();
    final QueryFilterType filter = request.getQuerySelect();

    String debug = "Received " + this.getClass().getSimpleName()
            + "#querySessionAccess with params: select operator=" + filter.getOperator() + ", type="
            + filter.getTypeForQuery().toString() + ", like=" + filter.getQueryLike();
    if (request.getStartTime() != null)
        debug += ", start=" + request.getStartTime().getTime();
    if (request.getEndTime() != null)
        debug += ", end=" + request.getEndTime().getTime();
    this.logger.debug(debug);

    /* Response parameters. */
    final QuerySessionAccessResponse response = new QuerySessionAccessResponse();
    final QuerySessionAccessResponseType respType = new QuerySessionAccessResponseType();
    final PaginationType page = new PaginationType();
    page.setNumberOfPages(1);
    page.setPageLength(0);
    page.setPageNumber(1);
    respType.setPagination(page);
    response.setQuerySessionAccessResponse(respType);

    final org.hibernate.Session db = DataAccessActivator.getNewSession();
    try {
        RequestorType uid = request.getRequestor();
        final User requestor = this.getUserFromUserID(uid, db);
        if (requestor == null) {
            this.logger.info("Unable to generate report because the user has not been found. Supplied "
                    + "credentials ID=" + uid.getUserID() + ", namespace=" + uid.getUserNamespace() + ", "
                    + "name=" + uid.getUserName() + '.');
            return response;
        }

        /* We are only interested in sessions that are complete. */
        Criteria query = db.createCriteria(Session.class).add(Restrictions.eq("active", Boolean.FALSE))
                .add(Restrictions.isNotNull("removalTime")).addOrder(Order.asc("requestTime"));

        /* If the user has requested a time period, only add that to query. */
        if (request.getStartTime() != null)
            query.add(Restrictions.ge("requestTime", request.getStartTime().getTime()));
        if (request.getEndTime() != null)
            query.add(Restrictions.le("requestTime", request.getEndTime().getTime()));

        if (request.getPagination() != null) {
            /* Add the requested pagination. */
            final PaginationType pages = request.getPagination();
            final int noPages = pages.getNumberOfPages();
            final int pageNumber = pages.getPageNumber();
            final int pageLength = pages.getPageLength();

            if (noPages > 1)
                query.setMaxResults(pageLength);
            if (pageNumber > 1)
                query.setFirstResult((pageNumber - 1) * pageLength);
        }

        if (filter.getTypeForQuery() == TypeForQuery.RIG) {
            /* Only administrators can do rig queries. */
            if (!User.ADMIN.equals(requestor.getPersona())) {
                this.logger.warn("Cannot provide session report for user '" + requestor.qName()
                        + "' because their persona '" + requestor.getPersona()
                        + "' does not allow rig reporting.");
                return response;
            }

            query.add(Restrictions.eq("assignedRigName", filter.getQueryLike()));
        } else if (filter.getTypeForQuery() == TypeForQuery.RIG_TYPE) {
            /* Only administrators can do rig type queries. */
            if (!User.ADMIN.equals(requestor.getPersona())) {
                this.logger.warn("Cannot provide session report for user '" + requestor.qName()
                        + "' because their persona '" + requestor.getPersona()
                        + "' does not allow rig type reporting.");
                return response;
            }

            final RigType rigType = new RigTypeDao(db).findByName(filter.getQueryLike());
            if (rigType == null) {
                this.logger.warn("Cannot provide session report because rig type '" + filter.getQueryLike()
                        + "' not found.");
                return response;
            }

            query.createCriteria("rig").add(Restrictions.eq("rigType", rigType));
        } else if (filter.getTypeForQuery() == TypeForQuery.REQUEST_CAPABILITIES) {
            /* Only administrators can do request capabilities queries. */
            if (!User.ADMIN.equals(requestor.getPersona())) {
                this.logger.warn("Cannot provide session report for user '" + requestor.qName()
                        + "' because their persona '" + requestor.getPersona()
                        + "' does not allow request capabilities reporting.");
                return response;
            }

            final RequestCapabilities reqCaps = new RequestCapabilitiesDao(db)
                    .findCapabilites(filter.getQueryLike());
            if (reqCaps == null) {
                this.logger.warn("Cannot provide session report because request capabilities '"
                        + filter.getQueryLike() + "' not found.");
                return response;
            }

            List<Rig> capRigs = new ArrayList<Rig>();
            for (MatchingCapabilities match : reqCaps.getMatchingCapabilitieses()) {
                capRigs.addAll(match.getRigCapabilities().getRigs());
            }

            if (capRigs.size() == 0) {
                this.logger.warn(
                        "Cannot provide session report because there are no rigs with request capabilities '"
                                + reqCaps.getCapabilities() + "'.");
                return response;
            }

            query.add(Restrictions.in("rig", capRigs));
        } else if (filter.getTypeForQuery() == TypeForQuery.USER_CLASS) {
            final UserClass userClass = new UserClassDao(db).findByName(filter.getQueryLike());
            if (userClass == null) {
                this.logger.warn("Cannot provide session report because user class '" + filter.getQueryLike()
                        + "' was not found.");
                return response;
            }

            if (User.ACADEMIC.equals(requestor.getPersona())) {
                /* An academic may only generate reports for the classes 
                 * they have have reporting permission in. */
                boolean hasPerm = false;

                final Iterator<AcademicPermission> it = requestor.getAcademicPermissions().iterator();
                while (it.hasNext()) {
                    final AcademicPermission ap = it.next();
                    if (ap.getUserClass().getId().equals(userClass.getId()) && ap.isCanGenerateReports()) {
                        hasPerm = true;
                        break;
                    }
                }

                if (!hasPerm) {
                    this.logger.info("Unable to generate report for user class " + userClass.getName()
                            + " because the user " + requestor.qName()
                            + " does not own or have permission to report it.");
                    return response;
                }

                this.logger.debug("Academic " + requestor.qName()
                        + " has permission to generate report from user class " + userClass.getName() + '.');
            } else if (!User.ADMIN.equals(requestor.getPersona())) {
                this.logger.warn("Cannot provide a user session report for user '" + requestor.qName()
                        + "' because their persona '" + requestor.getPersona() + "' does not allow reporting.");
                return response;
            }

            query.createCriteria("resourcePermission").add(Restrictions.eq("userClass", userClass));
        } else if (filter.getTypeForQuery() == TypeForQuery.USER) {
            final User user = new UserDao(db).findByQName(filter.getQueryLike());
            if (user == null) {
                this.logger.warn("Cannot provide session report because user  '" + filter.getQueryLike()
                        + "' was not found.");
                return response;
            }

            if (User.ACADEMIC.equals(requestor.getPersona())) {
                /* The report can only contain sessions originating from the user
                 * classes the academic has reporting permission in. */
                List<ResourcePermission> perms = new ArrayList<ResourcePermission>();

                final Iterator<AcademicPermission> it = requestor.getAcademicPermissions().iterator();
                while (it.hasNext()) {
                    final AcademicPermission ap = it.next();
                    if (!ap.isCanGenerateReports())
                        continue;

                    perms.addAll(ap.getUserClass().getResourcePermissions());
                }

                if (perms.size() == 0) {
                    this.logger.info("Unable to generate report for user " + user.qName() + " because the user "
                            + requestor.qName() + " does not own or have permission to report "
                            + "on any of the users permissions.");
                    return response;
                }

                query.add(Restrictions.in("resourcePermission", perms));
            } else if (!User.ADMIN.equals(requestor.getPersona())) {
                this.logger.warn("Cannot provide a user session report for user '" + requestor.qName()
                        + "' because their persona '" + requestor.getPersona() + "' does not allow reporting.");
                return response;
            }

            query.add(Restrictions.eq("user", user));
        } else {
            this.logger.error("Cannot provide a session report because the query type '"
                    + filter.getTypeForQuery().toString() + "' was not understood.");
            return response;
        }

        for (final Session s : (List<Session>) query.list()) {
            final AccessReportType report = new AccessReportType();

            /* Set user who was in session. */
            final RequestorType sUser = new RequestorType();
            final UserNSNameSequence nsSequence = new UserNSNameSequence();
            nsSequence.setUserName(s.getUserName());
            nsSequence.setUserNamespace(s.getUserNamespace());
            sUser.setRequestorNSName(nsSequence);
            sUser.setUserQName(s.getUserNamespace() + ':' + s.getUserName());
            report.setUser(sUser);

            /* User class. */
            if (s.getResourcePermission() != null)
                report.setUserClass(s.getResourcePermission().getUserClass().getName());

            /* Rig details. */
            report.setRigName(s.getAssignedRigName());
            if (s.getRig() != null)
                report.setRigType(s.getRig().getRigType().getName());

            /* Session start. */
            Calendar cal = Calendar.getInstance();
            cal.setTime(s.getRequestTime());
            report.setQueueStartTime(cal);

            /* Session timings. */
            if (s.getAssignmentTime() != null) {
                final int queueD = (int) ((s.getAssignmentTime().getTime() - s.getRequestTime().getTime())
                        / 1000);
                report.setQueueDuration(queueD);
                cal = Calendar.getInstance();
                cal.setTime(s.getAssignmentTime());
                report.setSessionStartTime(cal);
                final int sessionD = (int) ((s.getRemovalTime().getTime() - s.getAssignmentTime().getTime())
                        / 1000);
                report.setSessionDuration(sessionD);
            } else {
                final int queueD = (int) ((s.getRemovalTime().getTime() - s.getRequestTime().getTime()) / 1000);
                report.setQueueDuration(queueD);

                cal = Calendar.getInstance();
                cal.setTime(s.getRemovalTime());
                report.setSessionStartTime(cal);
                report.setSessionDuration(0);
            }

            /* Session end. */
            cal = Calendar.getInstance();
            cal.setTime(s.getRemovalTime());
            report.setSessionEndTime(cal);
            report.setReasonForTermination(s.getRemovalReason());

            respType.addAccessReportData(report);
        }

    } finally {
        db.close();
    }

    return response;
}

From source file:au.edu.uts.eng.remotelabs.schedserver.reports.intf.Reports.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override/* w  w w . j a  v a2 s . c  o m*/
public QuerySessionReportResponse querySessionReport(final QuerySessionReport querySessionReport) {
    /** Request parameters. **/
    final QuerySessionReportType qSRReq = querySessionReport.getQuerySessionReport();
    String debug = "Received " + this.getClass().getSimpleName() + "#querySessionReport with params:";
    debug += "Requestor: " + qSRReq.getRequestor() + ", QuerySelect: " + qSRReq.getQuerySelect().toString();
    if (qSRReq.getQueryConstraints() != null) {
        debug += ", QueryConstraints: " + qSRReq.getQueryConstraints().toString(); //DODGY only first displayed
    }
    debug += ", start time: " + qSRReq.getStartTime() + ", end time: " + qSRReq.getEndTime() + ", pagination: "
            + qSRReq.getPagination();
    this.logger.debug(debug);
    final RequestorType uid = qSRReq.getRequestor();

    /** Response parameters. */
    final QuerySessionReportResponse resp = new QuerySessionReportResponse();
    final QuerySessionReportResponseType respType = new QuerySessionReportResponseType();
    final PaginationType page = new PaginationType();
    page.setNumberOfPages(1);
    page.setPageLength(0);
    page.setPageNumber(1);
    respType.setPagination(page);
    respType.setSessionCount(0);
    respType.setTotalQueueDuration(0);
    respType.setTotalSessionDuration(0);
    resp.setQuerySessionReportResponse(respType);

    final org.hibernate.Session ses = DataAccessActivator.getNewSession();

    /* Set up query from request parameters*/
    try {
        /* ----------------------------------------------------------------
         * -- Load the requestor.                                             --
         * ---------------------------------------------------------------- */
        final User user = this.getUserFromUserID(uid, ses);
        if (user == null) {
            this.logger.info("Unable to generate report because the user has not been found. Supplied "
                    + "credentials ID=" + uid.getUserID() + ", namespace=" + uid.getUserNamespace() + ", "
                    + "name=" + uid.getUserName() + '.');
            return resp;
        }
        final String persona = user.getPersona();

        final Criteria cri = ses.createCriteria(Session.class);
        // Order by request time
        cri.addOrder(Order.asc("requestTime"));

        /* Add restriction - removal time cannot be null - these are in session records */
        cri.add(Restrictions.isNotNull("removalTime"));

        /* First Query Filter - this contains grouping for the query */
        final QueryFilterType query0 = qSRReq.getQuerySelect();

        /* ----------------------------------------------------------------
         * -- Get the Query type and process accordingly                 --
         * -- 1. Rig                                                     --
         * -- 2. Rig Type                                                --
         * -- 3. User Class                                              --
         * -- 4. User                                                    --
         * -- 5. Capabilities (not yet implemented)                      --
         * ---------------------------------------------------------------- */
        if (query0.getTypeForQuery() == TypeForQuery.RIG) {
            /* ----------------------------------------------------------------
             * -- 1. Rig Information only available to ADMIN, to be mediated --
             * --    by interface. No criteria on Requestor                  --
             * ---------------------------------------------------------------- */

            /* ----------------------------------------------------------------
             * -- 1a. Get Sessions that match the rig                        --
             * ---------------------------------------------------------------- */

            cri.add(Restrictions.eq("assignedRigName", query0.getQueryLike()));
            // Select time period
            if (qSRReq.getStartTime() != null) {
                cri.add(Restrictions.ge("requestTime", qSRReq.getStartTime().getTime()));
            }
            if (qSRReq.getEndTime() != null) {
                cri.add(Restrictions.le("requestTime", qSRReq.getEndTime().getTime()));
            }

            Long idCount = new Long(-1);
            final SortedMap<User, SessionStatistics> recordMap = new TreeMap<User, SessionStatistics>(
                    new UserComparator());
            /* Contains list of users without user_id in session.  Indexed with namespace:name */
            final Map<String, SessionStatistics> userMap = new HashMap<String, SessionStatistics>();

            final List<Session> list = cri.list();
            for (final Session o : list) {
                /* ----------------------------------------------------------------
                 * -- 1b. Iterate through sessions and create user records       --
                 * ---------------------------------------------------------------- */

                /* Create check for user_id not being null - deleted user */
                if (o.getUser() != null) {
                    final User u = o.getUser();

                    if (recordMap.containsKey(u)) {
                        recordMap.get(u).addRecord(o);
                    } else {
                        final SessionStatistics userRec = new SessionStatistics();
                        userRec.addRecord(o);
                        recordMap.put(u, userRec);
                    }
                } else {
                    final String nameIndex = o.getUserNamespace() + QNAME_DELIM + o.getUserName();
                    /* Does 'namespace:name' indexed list contain user */
                    if (userMap.containsKey(nameIndex)) {
                        userMap.get(nameIndex).addRecord(o);
                    } else {
                        final User u = new User();
                        u.setName(o.getUserName());
                        u.setNamespace(o.getUserNamespace());
                        u.setId(idCount);
                        idCount--;

                        final SessionStatistics userRec = new SessionStatistics();
                        userRec.addRecord(o);
                        recordMap.put(u, userRec);
                        userMap.put(nameIndex, userRec);
                    }
                }
            }

            /* ----------------------------------------------------------------
             * -- 1c. Get pagination requirements so correct records are     -- 
             * --     returned.                                              --
             * ---------------------------------------------------------------- */

            int pageNumber = 1;
            int pageLength = recordMap.size();
            int recordCount = 0;
            int totalSessionCount = 0;
            int totalSessionDuration = 0;
            int totalQueueDuration = 0;

            if (qSRReq.getPagination() != null) {
                final PaginationType pages = qSRReq.getPagination();
                pageNumber = pages.getPageNumber();
                pageLength = pages.getPageLength();

                respType.setPagination(page);

            }

            /* ----------------------------------------------------------------
             * -- 1d. Iterate through user records and calculate report data --
             * ---------------------------------------------------------------- */

            for (final Entry<User, SessionStatistics> e : recordMap.entrySet()) {
                recordCount++;
                totalSessionCount += e.getValue().getSessionCount();
                totalQueueDuration += e.getValue().getTotalQueueDuration();
                totalSessionDuration += e.getValue().getTotalSessionDuration();
                if ((recordCount > (pageNumber - 1) * pageLength) && (recordCount <= pageNumber * pageLength)) {
                    final SessionReportType reportType = new SessionReportType();

                    //Get user from session object
                    final RequestorType user0 = new RequestorType();
                    final UserNSNameSequence nsSequence = new UserNSNameSequence();
                    nsSequence.setUserName(e.getKey().getName());
                    nsSequence.setUserNamespace(e.getKey().getNamespace());
                    user0.setRequestorNSName(nsSequence);
                    reportType.setUser(user0);

                    reportType.setRigName(query0.getQueryLike());

                    reportType.setAveQueueDuration(e.getValue().getAverageQueueDuration());
                    reportType.setMedQueueDuration(e.getValue().getMedianQueueDuration());
                    reportType.setMinQueueDuration(e.getValue().getMinimumQueueDuration());
                    reportType.setMaxQueueDuration(e.getValue().getMaximumQueueDuration());
                    reportType.setTotalQueueDuration(e.getValue().getTotalQueueDuration());

                    reportType.setAveSessionDuration(e.getValue().getAverageSessionDuration());
                    reportType.setMedSessionDuration(e.getValue().getMedianSessionDuration());
                    reportType.setMinSessionDuration(e.getValue().getMinimumSessionDuration());
                    reportType.setMaxSessionDuration(e.getValue().getMaximumSessionDuration());
                    reportType.setTotalSessionDuration(e.getValue().getTotalSessionDuration());

                    reportType.setSessionCount(e.getValue().getSessionCount());

                    respType.addSessionReport(reportType);
                }

            }

            respType.setSessionCount(totalSessionCount);
            respType.setTotalQueueDuration(totalQueueDuration);
            respType.setTotalSessionDuration(totalSessionDuration);

            resp.setQuerySessionReportResponse(respType);
        }

        else if (query0.getTypeForQuery() == TypeForQuery.RIG_TYPE) {
            /* ----------------------------------------------------------------
             * -- 2. Rig Type Information only available to ADMIN, to be     -- 
             * --    mediated by interface. No criteria on Requestor         --
             * ---------------------------------------------------------------- */

            final RigTypeDao rTypeDAO = new RigTypeDao(ses);
            final RigType rType = rTypeDAO.findByName(query0.getQueryLike());

            if (rType == null) {
                this.logger.warn("No valid rig type found - " + query0.getTypeForQuery().toString());
                return resp;
            }

            /* ----------------------------------------------------------------
             * -- 2a. Get Sessions that match the rig type                   --
             * ---------------------------------------------------------------- */

            // Select Sessions where rig value is of the correct Rig Type
            cri.createCriteria("rig").add(Restrictions.eq("rigType", rType));

            // Select time period
            if (qSRReq.getStartTime() != null) {
                cri.add(Restrictions.ge("requestTime", qSRReq.getStartTime().getTime()));
            }
            if (qSRReq.getEndTime() != null) {
                cri.add(Restrictions.le("requestTime", qSRReq.getEndTime().getTime()));
            }

            Long idCount = new Long(-1);

            final SortedMap<User, SessionStatistics> recordMap = new TreeMap<User, SessionStatistics>(
                    new UserComparator());
            /* Contains list of users without user_id in session.  Indexed with namespace:name */
            final Map<String, SessionStatistics> userMap = new HashMap<String, SessionStatistics>();

            final List<Session> list = cri.list();
            for (final Session o : list) {
                /* ----------------------------------------------------------------
                 * -- 2b. Iterate through sessions and create user records       --
                 * ---------------------------------------------------------------- */

                /* Create check for user_id not being null - deleted user */
                if (o.getUser() != null) {
                    final User u = o.getUser();

                    if (recordMap.containsKey(u)) {
                        recordMap.get(u).addRecord(o);
                    } else {
                        final SessionStatistics userRec = new SessionStatistics();
                        userRec.addRecord(o);
                        recordMap.put(u, userRec);
                    }
                } else {
                    final String nameIndex = o.getUserNamespace() + QNAME_DELIM + o.getUserName();
                    /* Does 'namespace:name' indexed list contain user */
                    if (userMap.containsKey(nameIndex)) {
                        userMap.get(nameIndex).addRecord(o);
                    } else {
                        final User u = new User();
                        u.setName(o.getUserName());
                        u.setNamespace(o.getUserNamespace());
                        u.setId(idCount);
                        idCount--;

                        final SessionStatistics userRec = new SessionStatistics();
                        userRec.addRecord(o);
                        recordMap.put(u, userRec);
                        userMap.put(nameIndex, userRec);
                    }
                }

            }

            /* ----------------------------------------------------------------
             * -- 2c. Get pagination requirements so correct records are     -- 
             * --     returned.                                              --
             * ---------------------------------------------------------------- */

            int pageNumber = 1;
            int pageLength = recordMap.size();
            int recordCount = 0;
            int totalSessionCount = 0;
            int totalSessionDuration = 0;
            int totalQueueDuration = 0;

            if (qSRReq.getPagination() != null) {
                final PaginationType pages = qSRReq.getPagination();
                pageNumber = pages.getPageNumber();
                pageLength = pages.getPageLength();
            }

            /* ----------------------------------------------------------------
             * -- 2d. Iterate through user records and calculate report data --
             * ---------------------------------------------------------------- */

            for (final Entry<User, SessionStatistics> e : recordMap.entrySet()) {
                recordCount++;
                totalSessionCount += e.getValue().getSessionCount();
                totalQueueDuration += e.getValue().getTotalQueueDuration();
                totalSessionDuration += e.getValue().getTotalSessionDuration();
                if ((recordCount > (pageNumber - 1) * pageLength) && (recordCount <= pageNumber * pageLength)) {
                    final SessionReportType reportType = new SessionReportType();

                    //Get user from session object
                    final RequestorType user0 = new RequestorType();
                    final UserNSNameSequence nsSequence = new UserNSNameSequence();
                    nsSequence.setUserName(e.getKey().getName());
                    nsSequence.setUserNamespace(e.getKey().getNamespace());
                    user0.setRequestorNSName(nsSequence);
                    reportType.setUser(user0);

                    reportType.setRigType(rType.getName());

                    reportType.setAveQueueDuration(e.getValue().getAverageQueueDuration());
                    reportType.setMedQueueDuration(e.getValue().getMedianQueueDuration());
                    reportType.setMinQueueDuration(e.getValue().getMinimumQueueDuration());
                    reportType.setMaxQueueDuration(e.getValue().getMaximumQueueDuration());
                    reportType.setTotalQueueDuration(e.getValue().getTotalQueueDuration());

                    reportType.setAveSessionDuration(e.getValue().getAverageSessionDuration());
                    reportType.setMedSessionDuration(e.getValue().getMedianSessionDuration());
                    reportType.setMinSessionDuration(e.getValue().getMinimumSessionDuration());
                    reportType.setMaxSessionDuration(e.getValue().getMaximumSessionDuration());
                    reportType.setTotalSessionDuration(e.getValue().getTotalSessionDuration());

                    reportType.setSessionCount(e.getValue().getSessionCount());

                    respType.addSessionReport(reportType);
                }
            }

            respType.setSessionCount(totalSessionCount);
            respType.setTotalQueueDuration(totalQueueDuration);
            respType.setTotalSessionDuration(totalSessionDuration);

            resp.setQuerySessionReportResponse(respType);

        }

        else if (query0.getTypeForQuery() == TypeForQuery.USER_CLASS) {
            /* ----------------------------------------------------------------
             * -- 3. User Class Information only available to ADMIN and      -- 
             * --    ACADEMIC users with permissions to generate reports     --
             * --    for this class.                                         --
             * ---------------------------------------------------------------- */

            final UserClassDao uClassDAO = new UserClassDao(ses);
            final UserClass uClass = uClassDAO.findByName(query0.getQueryLike());
            if (uClass == null) {
                this.logger.warn("No valid user class found - " + query0.getTypeForQuery().toString());
                return resp;
            }

            /* ----------------------------------------------------------------
             * Check that the requestor has permissions to request the report.
             * If persona = USER, no reports (USERs will not get here)
             * If persona = ADMIN, any report 
             * If persona = ACADEMIC, only for classes they own if they can genrate reports
             * ---------------------------------------------------------------- */
            if (User.ACADEMIC.equals(persona)) {
                /* An academic may generate reports for their own classes only. */
                boolean hasPerm = false;

                final Iterator<AcademicPermission> apIt = user.getAcademicPermissions().iterator();
                while (apIt.hasNext()) {
                    final AcademicPermission ap = apIt.next();
                    if (ap.getUserClass().getId().equals(uClass.getId()) && ap.isCanGenerateReports()) {
                        hasPerm = true;
                        break;
                    }
                }

                if (!hasPerm) {
                    this.logger.info("Unable to generate report for user class " + uClass.getName()
                            + " because the user " + user.getNamespace() + ':' + user.getName()
                            + " does not own or have academic permission to it.");
                    return resp;
                }

                this.logger.debug("Academic " + user.getNamespace() + ':' + user.getName()
                        + " has permission to " + "generate report from user class" + uClass.getName() + '.');
            }

            /* ----------------------------------------------------------------
             * -- 3a. Get Sessions that match the user class                --
             * ---------------------------------------------------------------- */

            //Select sessions where the resource permission associated is for this user class    
            cri.createCriteria("resourcePermission").add(Restrictions.eq("userClass", uClass));

            // Select time period
            if (qSRReq.getStartTime() != null) {
                cri.add(Restrictions.ge("requestTime", qSRReq.getStartTime().getTime()));
            }
            if (qSRReq.getEndTime() != null) {
                cri.add(Restrictions.le("requestTime", qSRReq.getEndTime().getTime()));
            }

            //Query Filter to be used for multiple selections in later versions of reporting. 
            //QueryFilterType queryFilters[] = qSAReq.getQueryConstraints();

            final SortedMap<User, SessionStatistics> recordMap = new TreeMap<User, SessionStatistics>(
                    new UserComparator());

            final List<Session> list = cri.list();
            for (final Session o : list) {
                /* ----------------------------------------------------------------
                 * -- 3b. Iterate through sessions and create user records       --
                 * ---------------------------------------------------------------- */

                /* Create check for user_id not being null - deleted user */
                if (o.getUser() != null) {
                    final User u = o.getUser();

                    if (recordMap.containsKey(u)) {
                        recordMap.get(u).addRecord(o);
                    } else {
                        final SessionStatistics userRec = new SessionStatistics();
                        userRec.addRecord(o);
                        recordMap.put(u, userRec);
                    }
                }
            }

            /* ----------------------------------------------------------------
             * -- 3c. Get pagination requirements so correct records are     -- 
             * --     returned.                                              --
             * ---------------------------------------------------------------- */

            int pageNumber = 1;
            int pageLength = recordMap.size();
            int recordCount = 0;
            int totalSessionCount = 0;
            int totalSessionDuration = 0;
            int totalQueueDuration = 0;

            if (qSRReq.getPagination() != null) {
                final PaginationType pages = qSRReq.getPagination();
                pageNumber = pages.getPageNumber();
                pageLength = pages.getPageLength();

            }

            /* ----------------------------------------------------------------
             * -- 3d. Iterate through user records and calculate report data --
             * ---------------------------------------------------------------- */

            for (final Entry<User, SessionStatistics> e : recordMap.entrySet()) {
                recordCount++;
                totalSessionCount += e.getValue().getSessionCount();
                totalQueueDuration += e.getValue().getTotalQueueDuration();
                totalSessionDuration += e.getValue().getTotalSessionDuration();
                if ((recordCount > (pageNumber - 1) * pageLength) && (recordCount <= pageNumber * pageLength)) {
                    final SessionReportType reportType = new SessionReportType();

                    //Get user from session object
                    final RequestorType user0 = new RequestorType();
                    final UserNSNameSequence nsSequence = new UserNSNameSequence();
                    nsSequence.setUserName(e.getKey().getName());
                    nsSequence.setUserNamespace(e.getKey().getNamespace());
                    user0.setRequestorNSName(nsSequence);
                    reportType.setUser(user0);

                    reportType.setUserClass(uClass.getName());

                    reportType.setAveQueueDuration(e.getValue().getAverageQueueDuration());
                    reportType.setMedQueueDuration(e.getValue().getMedianQueueDuration());
                    reportType.setMinQueueDuration(e.getValue().getMinimumQueueDuration());
                    reportType.setMaxQueueDuration(e.getValue().getMaximumQueueDuration());
                    reportType.setTotalQueueDuration(e.getValue().getTotalQueueDuration());

                    reportType.setAveSessionDuration(e.getValue().getAverageSessionDuration());
                    reportType.setMedSessionDuration(e.getValue().getMedianSessionDuration());
                    reportType.setMinSessionDuration(e.getValue().getMinimumSessionDuration());
                    reportType.setMaxSessionDuration(e.getValue().getMaximumSessionDuration());
                    reportType.setTotalSessionDuration(e.getValue().getTotalSessionDuration());

                    reportType.setSessionCount(e.getValue().getSessionCount());

                    respType.addSessionReport(reportType);
                }
            }

            respType.setSessionCount(totalSessionCount);
            respType.setTotalQueueDuration(totalQueueDuration);
            respType.setTotalSessionDuration(totalSessionDuration);

            resp.setQuerySessionReportResponse(respType);

        }

        else if (query0.getTypeForQuery() == TypeForQuery.USER) {
            /* ----------------------------------------------------------------
             * -- 4. User Information only available to ADMIN and            -- 
             * --    ACADEMIC users with permissions to generate reports     --
             * --    for this classes to which this user belongs.            --
             * -- NOTE: User nam expected as: namespace:username             --
             * ---------------------------------------------------------------- */

            final UserDao userDAO = new UserDao(ses);
            final String idParts[] = query0.getQueryLike().split(Reports.QNAME_DELIM, 2);
            final String ns = idParts[0];
            final String name = (idParts.length > 1) ? idParts[1] : idParts[0];
            final User user0 = userDAO.findByName(ns, name);

            if (user0 == null) {
                this.logger.warn("No valid user found - " + query0.getTypeForQuery().toString());
                return resp;
            }

            /* ----------------------------------------------------------------
             * Check that the requestor has permissions to request the report.
             * If persona = USER, no reports (USERs will not get here)
             * If persona = ADMIN, any report 
             * If persona = ACADEMIC, only for users belonging to 
             *    classes they can generate reports for
             * ---------------------------------------------------------------- */
            if (User.ACADEMIC.equals(persona)) {
                /* An academic may generate reports for their own classes only. */
                boolean hasPerm = false;

                final Iterator<AcademicPermission> apIt = user.getAcademicPermissions().iterator();
                while (apIt.hasNext()) {
                    final AcademicPermission ap = apIt.next();
                    final Iterator<UserAssociation> uaIt = user0.getUserAssociations().iterator();
                    while (uaIt.hasNext()) {
                        final UserAssociation ua = uaIt.next();
                        if (ap.getUserClass().getId().equals(ua.getUserClass().getId())
                                && ap.isCanGenerateReports()) {
                            hasPerm = true;
                            break;
                        }
                    }
                    if (hasPerm) {
                        break;
                    }
                }

                if (!hasPerm) {
                    this.logger.info("Unable to generate report for user class " + user0.getName()
                            + " because the user " + user.getNamespace() + ':' + user.getName()
                            + " does not own or have academic permission to it.");
                    return resp;
                }

                this.logger.debug("Academic " + user.getNamespace() + ':' + user.getName()
                        + " has permission to " + "generate report from user class" + user0.getName() + '.');
            }

            /* ----------------------------------------------------------------
             * -- 4a. Get Sessions that match the user                       --
             * ---------------------------------------------------------------- */

            //Select sessions where the resource permission associated is for this user class    
            cri.add(Restrictions.eq("user", user0));

            // Select time period
            if (qSRReq.getStartTime() != null) {
                cri.add(Restrictions.ge("requestTime", qSRReq.getStartTime().getTime()));
            }
            if (qSRReq.getEndTime() != null) {
                cri.add(Restrictions.le("requestTime", qSRReq.getEndTime().getTime()));
            }

            //Query Filter to be used for multiple selections in later versions of reporting. 
            //QueryFilterType queryFilters[] = qSAReq.getQueryConstraints();

            final SortedMap<User, SessionStatistics> recordMap = new TreeMap<User, SessionStatistics>(
                    new UserComparator());

            final List<Session> list = cri.list();
            for (final Session o : list) {
                /* ----------------------------------------------------------------
                 * -- 4b. Iterate through sessions and create user records       --
                 * ---------------------------------------------------------------- */

                final User u = o.getUser();

                if (recordMap.containsKey(u)) {
                    recordMap.get(u).addRecord(o);
                } else {
                    final SessionStatistics userRec = new SessionStatistics();
                    userRec.addRecord(o);
                    recordMap.put(u, userRec);
                }
            }

            /* ----------------------------------------------------------------
             * -- 4c. Get pagination requirements so correct records are     -- 
             * --     returned.                                              --
             * ---------------------------------------------------------------- */

            int pageNumber = 1;
            int pageLength = recordMap.size();
            int recordCount = 0;
            int totalSessionCount = 0;
            int totalSessionDuration = 0;
            int totalQueueDuration = 0;

            if (qSRReq.getPagination() != null) {
                final PaginationType pages = qSRReq.getPagination();
                pageNumber = pages.getPageNumber();
                pageLength = pages.getPageLength();

            }

            /* ----------------------------------------------------------------
             * -- 4d. Iterate through user records and calculate report data --
             * ---------------------------------------------------------------- */

            for (final Entry<User, SessionStatistics> e : recordMap.entrySet()) {
                recordCount++;
                totalSessionCount += e.getValue().getSessionCount();
                totalQueueDuration += e.getValue().getTotalQueueDuration();
                totalSessionDuration += e.getValue().getTotalSessionDuration();
                if ((recordCount > (pageNumber - 1) * pageLength) && (recordCount <= pageNumber * pageLength)) {
                    final SessionReportType reportType = new SessionReportType();

                    //Get user from session object
                    final RequestorType user1 = new RequestorType();
                    final UserNSNameSequence nsSequence = new UserNSNameSequence();
                    nsSequence.setUserName(e.getKey().getName());
                    nsSequence.setUserNamespace(e.getKey().getNamespace());
                    user1.setRequestorNSName(nsSequence);
                    reportType.setUser(user1);

                    reportType.setUser(user1);

                    reportType.setAveQueueDuration(e.getValue().getAverageQueueDuration());
                    reportType.setMedQueueDuration(e.getValue().getMedianQueueDuration());
                    reportType.setMinQueueDuration(e.getValue().getMinimumQueueDuration());
                    reportType.setMaxQueueDuration(e.getValue().getMaximumQueueDuration());
                    reportType.setTotalQueueDuration(e.getValue().getTotalQueueDuration());

                    reportType.setAveSessionDuration(e.getValue().getAverageSessionDuration());
                    reportType.setMedSessionDuration(e.getValue().getMedianSessionDuration());
                    reportType.setMinSessionDuration(e.getValue().getMinimumSessionDuration());
                    reportType.setMaxSessionDuration(e.getValue().getMaximumSessionDuration());
                    reportType.setTotalSessionDuration(e.getValue().getTotalSessionDuration());

                    reportType.setSessionCount(e.getValue().getSessionCount());

                    respType.addSessionReport(reportType);
                }
            }

            respType.setSessionCount(totalSessionCount);
            respType.setTotalQueueDuration(totalQueueDuration);
            respType.setTotalSessionDuration(totalSessionDuration);

            resp.setQuerySessionReportResponse(respType);

        }

    }

    finally {
        ses.close();
    }

    return resp;
}

From source file:au.edu.uts.eng.remotelabs.schedserver.rigmanagement.impl.RigMaintenanceNotifier.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override//from w w  w. j a  v a2 s.c  o  m
public void run() {
    org.hibernate.Session db = DataAccessActivator.getNewSession();
    if (db == null) {
        this.logger
                .error("Unable to run rig maintenance notification service because unable to obtain a database "
                        + "session.");
        return;
    }

    Date ps = new Date();
    Date pe = new Date(System.currentTimeMillis() + RUN_PERIOD * 1000);

    try {
        /* ----------------------------------------------------------------
         * -- For maintenance periods that are starting, terminate the   --
         * -- rig's session and set the rig to maintenance mode.         --
         * ---------------------------------------------------------------- */
        Criteria qu = db.createCriteria(RigOfflineSchedule.class).add(Restrictions.eq("active", Boolean.TRUE))
                .add(Restrictions.ge("startTime", ps)).add(Restrictions.lt("startTime", pe))
                .createCriteria("rig").add(Restrictions.eq("active", Boolean.TRUE))
                .add(Restrictions.eq("online", Boolean.TRUE));

        for (RigOfflineSchedule sched : (List<RigOfflineSchedule>) qu.list()) {
            Rig rig = sched.getRig();
            this.logger.info("Going to notify rig " + rig.getName() + " to go into maintenance state at time "
                    + ps + '.');

            /* Check the rig isn't in session, if it is terminate the session. */
            if (sched.getRig().isInSession()) {

                Session ses = rig.getSession();
                this.logger.info("Need to kick off user " + ses.getUser().qName() + " from rig " + rig.getName()
                        + " because rig is going into maintenance.");
                ses.setActive(false);
                ses.setRemovalTime(pe);
                ses.setRemovalReason("Rig going into maintenance.");

                if (this.notTest)
                    new RigReleaser().release(ses, db);
            }

            rig.setOnline(false);
            rig.setOfflineReason("Rig going into maintenance.");
            new RigLogDao(db).addOfflineLog(rig, "Maintenance period starting.");

            db.beginTransaction();
            db.flush();
            db.getTransaction().commit();

            if (this.notTest)
                new RigMaintenance().putMaintenance(rig, true, db);
        }

        /* ----------------------------------------------------------------
         * -- For maintenance periods that are ending, notify the rig to --
         * -- end maintenance mode.                                      --
         * ---------------------------------------------------------------- */
        qu = db.createCriteria(RigOfflineSchedule.class).add(Restrictions.eq("active", Boolean.TRUE))
                .add(Restrictions.ge("endTime", ps)).add(Restrictions.lt("endTime", pe));

        List<RigOfflineSchedule> endOffline = qu.list();
        for (RigOfflineSchedule sched : endOffline) {
            sched.setActive(false);

            Rig rig = sched.getRig();
            if (rig.isActive()) {
                this.logger.info("Going to notify rig " + rig.getName() + " to clear maintenance state at time "
                        + ps + '.');
                if (this.notTest)
                    new RigMaintenance().clearMaintenance(rig, db);
            } else {
                this.logger.warn("Mainteance period for rig " + rig.getName() + " is ending but it is not "
                        + "registered.");
            }

            /* Notify the booking engine. */
            BookingEngineService service = RigManagementActivator.getBookingService();
            if (service != null)
                service.clearRigOffline(sched, db);
        }

        if (endOffline.size() > 0) {
            db.beginTransaction();
            db.flush();
            db.getTransaction().commit();
        }
    } catch (HibernateException ex) {
        this.logger
                .error("Caught database exception in rig maintenance notification service. Exception reason: "
                        + ex.getMessage() + '.');

        if (db.isDirty()) {
            db.getTransaction().rollback();
        }
    } finally {
        db.close();
    }
}

From source file:au.edu.uts.eng.remotelabs.schedserver.rigmanagement.intf.RigManagement.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override/*from  w w w  .  ja v a  2  s  .  c om*/
public GetRigResponse getRig(GetRig request) {
    String name = request.getGetRig().getName();
    this.logger.debug("Received RigManagement#getRig with parameters: name=" + name + '.');

    GetRigResponse response = new GetRigResponse();
    RigType rigParam = new RigType();
    rigParam.setName(name);
    RigTypeIDType typeID = new RigTypeIDType();
    typeID.setName("Unknown.");
    rigParam.setRigType(typeID);
    rigParam.setCapabilities("Unknown.");
    response.setGetRigResponse(rigParam);

    RigDao dao = new RigDao();
    try {
        Rig rig = dao.findByName(name);
        if (rig == null)
            return response;
        rig.getSessions();
        typeID.setName(rig.getRigType().getName());
        rigParam.setCapabilities(rig.getRigCapabilities().getCapabilities());

        rigParam.setIsRegistered(rig.isActive());
        rigParam.setIsOnline(rig.isOnline());
        if (rig.isInSession()) {
            rigParam.setIsInSession(true);
            rigParam.setSessionUser(rig.getSession().getUser().qName());
        }

        rigParam.setIsAlarmed(!(rig.isActive() && rig.isOnline())
                && !(new RigOfflineScheduleDao(dao.getSession()).isOffline(rig)));

        if (rig.getOfflineReason() != null)
            rigParam.setOfflineReason(rig.getOfflineReason());
        if (rig.getContactUrl() != null)
            rigParam.setContactURL(rig.getContactUrl());

        for (RigLog log : (List<RigLog>) dao.getSession().createCriteria(RigLog.class)
                .add(Restrictions.eq("rig", rig)).addOrder(Order.desc("timeStamp")).setMaxResults(10).list()) {
            RigLogType logParam = new RigLogType();
            Calendar ts = Calendar.getInstance();
            ts.setTime(log.getTimeStamp());
            logParam.setTimestamp(ts);
            logParam.setReason(log.getReason());

            if (RigLog.ONLINE.equals(log.getOldState()))
                logParam.setOldState(RigStateType.ONLINE);
            else if (RigLog.OFFLINE.equals(log.getOldState()))
                logParam.setOldState(RigStateType.OFFLINE);
            else if (RigLog.NOT_REGISTERED.equals(log.getOldState()))
                logParam.setOldState(RigStateType.NOT_REGISTERED);

            if (RigLog.ONLINE.equals(log.getNewState()))
                logParam.setNewState(RigStateType.ONLINE);
            else if (RigLog.OFFLINE.equals(log.getNewState()))
                logParam.setNewState(RigStateType.OFFLINE);
            else if (RigLog.NOT_REGISTERED.equals(log.getNewState()))
                logParam.setNewState(RigStateType.NOT_REGISTERED);

            rigParam.addLastLog(logParam);
        }

        for (RigOfflineSchedule sched : new RigOfflineScheduleDao(dao.getSession()).getOfflinePeriods(rig)) {
            OfflinePeriodType offline = new OfflinePeriodType();
            offline.setId(sched.getId().intValue());
            offline.setReason(sched.getReason());

            Calendar start = Calendar.getInstance();
            start.setTime(sched.getStartTime());
            offline.setStart(start);

            Calendar end = Calendar.getInstance();
            end.setTime(sched.getEndTime());
            offline.setEnd(end);

            rigParam.addOfflinePeriods(offline);
        }
    } finally {
        dao.closeSession();
    }

    return response;
}

From source file:au.edu.uts.eng.remotelabs.schedserver.rigmanagement.intf.RigManagement.java

License:Open Source License

@Override
public PutRigOfflineResponse putRigOffline(PutRigOffline putRigOffline) {
    PutRigOfflineType param = putRigOffline.getPutRigOffline();
    this.logger.debug("Received RigManagement#putRigOffline with params: requestor ID=" + param.getRequestorID()
            + "requestor namespace=" + param.getRequestorNameSpace() + ", requestor name"
            + param.getRequestorName() + ", rig name=" + param.getRig().getName() + ", offline start="
            + param.getStart().getTime() + ", offline end=" + param.getEnd().getTime() + ", reason="
            + param.getReason() + '.');

    PutRigOfflineResponse response = new PutRigOfflineResponse();
    OperationResponseType result = new OperationResponseType();
    response.setPutRigOfflineResponse(result);

    RigDao dao = new RigDao();
    try {//from ww w  .j av  a2 s. c o  m
        if (!this.isAuthorised(param, dao.getSession())) {
            this.logger.warn("Unable to put a rig offline because the user is not authorised to perform this "
                    + "operation (not a ADMIN).");
            result.setFailureCode(1);
            result.setFailureReason("Not authorised.");
            return response;
        }

        Rig rig = dao.findByName(param.getRig().getName());
        if (rig == null) {
            this.logger.warn("Unable to put a rig offline because the rig with name " + param.getRig().getName()
                    + " was not found.");
            result.setFailureCode(2);
            result.setFailureReason("Rig not found.");
            return response;
        }

        if (param.getStart().after(param.getEnd())) {
            this.logger
                    .warn("Unable to put a rig offline because the offline start " + param.getStart().getTime()
                            + " is after the offline end " + param.getEnd().getTime() + ".");
            result.setFailureCode(3);
            result.setFailureReason("Start after end.");
            return response;
        }

        Date startDate = param.getStart().getTime();
        Date endDate = param.getEnd().getTime();

        if ((Integer) dao.getSession().createCriteria(RigOfflineSchedule.class)
                .add(Restrictions.eq("active", Boolean.TRUE)).add(Restrictions.eq("rig", rig))
                .add(Restrictions.disjunction()
                        .add(Restrictions.and(Restrictions.gt("startTime", startDate),
                                Restrictions.lt("endTime", endDate)))
                        .add(Restrictions.and(Restrictions.lt("startTime", startDate),
                                Restrictions.gt("endTime", endDate)))
                        .add(Restrictions.and(Restrictions.lt("startTime", startDate),
                                Restrictions.gt("endTime", endDate)))
                        .add(Restrictions.and(Restrictions.lt("startTime", startDate),
                                Restrictions.gt("endTime", endDate))))
                .setProjection(Projections.rowCount()).uniqueResult() > 0) {
            this.logger.warn("Unable to put a rig offline because there is a concurrent rig offline period.");
            result.setFailureCode(4);
            result.setFailureReason("Concurrent offline period.");
            return response;
        }

        result.setSuccessful(true);

        RigOfflineSchedule offline = new RigOfflineSchedule();
        offline.setActive(true);
        offline.setRig(rig);
        offline.setStartTime(startDate);
        offline.setEndTime(endDate);
        offline.setReason(param.getReason());
        new RigOfflineScheduleDao(dao.getSession()).persist(offline);

        /* Notify the booking engine. */
        BookingEngineService service = RigManagementActivator.getBookingService();
        if (service != null)
            service.putRigOffline(offline, dao.getSession());

        /* If the period is currently active, clear the rig maintenance state. */
        Date now = new Date();
        if (rig.isActive() && rig.isOnline() && offline.getStartTime().before(now)
                && offline.getEndTime().after(now)) {
            this.logger.info("Setting maintenance state on rig " + rig.getName() + '.');
            if (this.notTest)
                new RigMaintenance().putMaintenance(rig, true, dao.getSession());

            rig.setOnline(false);
            rig.setOfflineReason("In maintenance.");
            new RigLogDao(dao.getSession()).addOfflineLog(rig, "In maintenance.");
            dao.flush();
        }
    } finally {
        dao.closeSession();
    }

    return response;
}

From source file:au.edu.uts.eng.remotelabs.schedserver.rigprovider.impl.StatusTimeoutChecker.java

License:Open Source License

@Override
@SuppressWarnings("unchecked")
public void run() {
    org.hibernate.Session db = null;//from  w  ww  .  j  a v  a2s.c  o m
    try {
        db = DataAccessActivator.getNewSession();
        if (db == null) {
            this.logger.error("Unable to obtain a database session for the rig status time out checker. "
                    + "Ensure the database is running and configured database details are correct.");
            return;
        }

        RigLogDao rigLogDao = new RigLogDao(db);

        /* Get all the rigs that have timed out. */
        List<Rig> timedOut = db.createCriteria(Rig.class).add(Restrictions.eq("managed", true)) // Unmanaged rigs need not provide a status update
                .add(Restrictions.eq("active", true)).add(Restrictions.lt("lastUpdateTimestamp",
                        new Date(System.currentTimeMillis() - this.timeout * 1000)))
                .list();

        for (Rig rig : timedOut) {
            Calendar cal = Calendar.getInstance();
            cal.setTime(rig.getLastUpdateTimestamp());

            this.logger.warn("Rig " + rig.getName() + " has timed out with last status update received at "
                    + cal.get(Calendar.DATE) + '/' + (cal.get(Calendar.MONTH) + 1) + '/'
                    + cal.get(Calendar.YEAR) + " - " + cal.get(Calendar.HOUR_OF_DAY) + ':'
                    + cal.get(Calendar.MINUTE) + ':' + cal.get(Calendar.SECOND) + ". Making rig inactive.");

            if (rig.getSession() != null) {
                this.logger.warn("Timed out rig " + rig.getName() + " is in session so the session is being "
                        + "terminated.");
                Session ses = rig.getSession();

                ses.setActive(false);
                ses.setRemovalReason("Rig timed out");
                ses.setRemovalTime(new Date());

                rig.setInSession(false);
                rig.setSession(null);
            }

            rig.setActive(false);
            rig.setOnline(false);
            rig.setOfflineReason("Timed out.");

            rigLogDao.addUnRegisteredLog(rig, "Timed out.");

            db.beginTransaction();
            db.flush();
            db.getTransaction().commit();

            /* Fire a notification the rig has gone offline. */
            for (RigEventListener list : RigProviderActivator.getRigEventListeners()) {
                list.eventOccurred(RigStateChangeEvent.OFFLINE, rig, db);
            }
        }
    } catch (HibernateException hex) {
        this.logger.error("Failed to query database to check rig status. Exception: " + hex.getClass().getName()
                + ", Message:" + hex.getMessage());

        if (db != null && db.getTransaction() != null) {
            try {
                db.getTransaction().rollback();
            } catch (HibernateException ex) {
                this.logger.error("Exception rolling back up status timeout transaction (Exception: "
                        + ex.getClass().getName() + "," + " Message: " + ex.getMessage() + ").");
            }
        }
    } finally {
        try {
            if (db != null)
                db.close();
        } catch (HibernateException ex) {
            this.logger.error("Exception cleaning up database session (Exception: " + ex.getClass().getName()
                    + "," + " Message: " + ex.getMessage() + ").");
        }
    }
}

From source file:au.edu.uts.eng.remotelabs.schedserver.rigprovider.intf.RigProviderSOAPImpl.java

License:Open Source License

@Override
public AddSessionFilesResponse addSessionFiles(AddSessionFiles sessionFiles) {
    org.hibernate.Session db = null;//from  ww w .j  a v a 2 s.  c o  m
    try {
        /* Request parameters. */
        SessionFiles files = sessionFiles.getAddSessionFiles();
        this.logger.debug("Received " + this.getClass().getSimpleName()
                + "#addSessionFiles with parameters name=" + files.getName() + ", user=" + files.getUser()
                + ", number of files=" + files.getFiles().length);

        /* Response parameters. */
        AddSessionFilesResponse response = new AddSessionFilesResponse();
        ProviderResponse status = new ProviderResponse();
        response.setAddSessionFilesResponse(status);

        db = DataAccessActivator.getNewSession();

        /* Load the session that generated the session file. This is the last 
         * session the user was on the rig. */
        Session session = (Session) db.createCriteria(Session.class).createAlias("rig", "rig")
                .createAlias("user", "user").add(Restrictions.eq("rig.name", files.getName()))
                .add(Restrictions.eq("user.name", files.getUser())).addOrder(Order.desc("activityLastUpdated"))
                .setMaxResults(1).uniqueResult();

        if (session == null) {
            this.logger.warn("Unable to store session files for user '" + files.getUser() + "' because their "
                    + "session on rig '" + files.getName() + "' was not found.");
            status.setSuccessful(false);
            status.setErrorReason("Session not found");
            return response;
        }

        for (au.edu.uts.eng.remotelabs.schedserver.rigprovider.intf.types.SessionFile file : files.getFiles()) {
            SessionFile sf = new SessionFile();
            sf.setSession(session);
            sf.setName(file.getName());
            sf.setPath(file.getPath());
            sf.setTimestamp(file.getTimestamp().getTime());
            sf.setTransferMethod(file.getTransfer().toString());

            if (SessionFile.ATTACHMENT_TRANSFER.equals(sf.getTransferMethod())) {
                /* The file needs to be download. */
                DataHandler data = file.getFile();
                if (data == null) {
                    this.logger.warn("Cannot save session ile with name '" + sf.getName() + "' because it no "
                            + "attached file even though the transfer method is 'ATTACHMENT'.");
                    continue;
                }

                // TODO The actual downloading of a file should be handled elsewhere
            } else if (SessionFile.FILESYSTEM_TRANSFER.equals(sf.getTransferMethod())) {
                /* As the file is on a shared directory, it should already 
                 * exist. */
                // FIXME There should be some form of verification here
                sf.setTransferred(true);
            } else if (SessionFile.WEBDAV_TRANSFER.equals(sf.getTransferMethod())) {
                /* The file will be coming later. */
                sf.setTransferred(false);
            } else {
                this.logger.warn("Cannot save session file with name '" + sf.getName()
                        + "' because its transfer " + "method '" + sf.getTransferMethod() + "' is unknown.");
                continue;
            }

            /* Store the new session file record. */
            db.beginTransaction();
            db.persist(sf);
            db.getTransaction().commit();
        }

        status.setSuccessful(true);
        return response;
    } finally {
        if (db != null)
            db.close();
    }
}

From source file:au.edu.uts.eng.remotelabs.schedserver.session.impl.RigShutdownSessonStopper.java

License:Open Source License

@Override
public void eventOccurred(RigStateChangeEvent event, Rig rig, org.hibernate.Session db) {
    try {//  www  .  j a va2s.c o  m
        if (event == RigStateChangeEvent.REMOVED) {
            /* Rig has shutdown, so will need to terminate its assigned
             * session, if it has one. */
            Criteria qu = db.createCriteria(Session.class);
            qu.add(Restrictions.eq("rig", rig)).add(Restrictions.eq("active", true));

            /* Whilst the above criteria are not enforced by a underlying 
             * schema, concecptually there should only ever the one session
             * the rig is assigned to. */
            Session ses = (Session) qu.uniqueResult();
            if (ses == null) {
                this.logger.debug("A session is not active for rig " + rig.getName()
                        + " so there is no need to " + "terminate a session.");
                return;
            }

            this.logger.info("Session for " + ses.getUserNamespace() + ':' + ses.getUserName() + " on " + "rig "
                    + ses.getAssignedRigName() + " is being terminated because the rig has shutdown.");

            /* Session exists so terminate it. */
            ses.setActive(false);
            ses.setRemovalTime(new Date());
            ses.setRemovalReason("Rig " + rig.getName() + " has shutdown.");
            db.beginTransaction();
            db.flush();
            db.getTransaction().commit();
        }
    } catch (HibernateException ex) {
        db.getTransaction().rollback();
        this.logger.error("Failed to commit change to terminate session of rig " + rig.getName()
                + ", messsage: " + ex.getMessage() + '.');
    }
}

From source file:au.edu.uts.eng.remotelabs.schedserver.session.impl.SessionExpiryChecker.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override/*from w  w w .  ja v a 2 s . co m*/
public void run() {
    org.hibernate.Session db = null;

    try {
        if ((db = DataAccessActivator.getNewSession()) == null) {
            this.logger.warn("Unable to obtain a database session, for rig session status checker. Ensure the "
                    + "SchedulingServer-DataAccess bundle is installed and active.");
            return;
        }

        boolean kicked = false;

        Criteria query = db.createCriteria(Session.class);
        query.add(Restrictions.eq("active", Boolean.TRUE)).add(Restrictions.isNotNull("assignmentTime"));

        Date now = new Date();

        List<Session> sessions = query.list();
        for (Session ses : sessions) {
            ResourcePermission perm = ses.getResourcePermission();
            int remaining = ses.getDuration() + // The session time
                    (perm.getAllowedExtensions() - ses.getExtensions()) * perm.getExtensionDuration() - // Extension time
                    Math.round((System.currentTimeMillis() - ses.getAssignmentTime().getTime()) / 1000); // In session time

            int extension = perm.getSessionDuration() - ses.getDuration() >= TIME_EXT ? TIME_EXT
                    : perm.getExtensionDuration();

            /******************************************************************
             * For sessions that have been marked for termination, terminate  * 
             * those that have no more remaining time.                        *
             ******************************************************************/
            if (ses.isInGrace()) {
                if (remaining <= 0) {
                    ses.setActive(false);
                    ses.setRemovalTime(now);
                    db.beginTransaction();
                    db.flush();
                    db.getTransaction().commit();

                    this.logger.info("Terminating session for " + ses.getUserNamespace() + ':'
                            + ses.getUserName() + " on " + ses.getAssignedRigName()
                            + " because it is expired and the grace period has elapsed.");
                    if (this.notTest)
                        new RigReleaser().release(ses, db);
                }
            }
            /******************************************************************
             * For sessions with remaining time less than the grace duration: *
             *    1) If the session has no remaining extensions, mark it for  *
             *       termination.                                             *
             *    2) Else, if the session rig is queued, mark it for          *
             *       termination.                                             *
             *    3) Else, extend the sessions time.                          *
             ******************************************************************/
            else if (remaining < ses.getRig().getRigType().getLogoffGraceDuration()) {
                BookingEngineService service;

                /* Need to make a decision whether to extend time or set for termination. */
                if (ses.getExtensions() <= 0 && ses.getDuration() >= perm.getSessionDuration()) {
                    this.logger.info("Session for " + ses.getUserNamespace() + ':' + ses.getUserName() + " on "
                            + "rig " + ses.getAssignedRigName() + " is expired and cannot be extended. Marking "
                            + "session for expiry and giving a grace period.");
                    ses.setInGrace(true);
                    ses.setRemovalReason("No more session time extensions.");
                    db.beginTransaction();
                    db.flush();
                    db.getTransaction().commit();

                    /* Notification warning. */
                    if (this.notTest)
                        new RigNotifier().notify("Your session will expire in " + remaining + " seconds. "
                                + "Please finish and exit.", ses, db);
                } else if ((Integer) db.createCriteria(Bookings.class)
                        .add(Restrictions.eq("active", Boolean.TRUE))
                        .add(Restrictions.eq("user", ses.getUser())).add(Restrictions.ge("startTime", now))
                        .add(Restrictions.lt("startTime",
                                new Date(System.currentTimeMillis() + extension * 1000)))
                        .setProjection(Projections.rowCount()).uniqueResult() > 0) {
                    this.logger.info("Session for " + ses.getUserNamespace() + ':' + ses.getUserName() + " on "
                            + "rig" + ses.getAssignedRigName() + " is being terminated because the user has a "
                            + "starting booking. Marking session for expiry and giving a grace period.");
                    ses.setInGrace(true);
                    ses.setRemovalReason("User has starting booking.");
                    db.beginTransaction();
                    db.flush();
                    db.getTransaction().commit();

                    /* Notification warning. */
                    if (this.notTest)
                        new RigNotifier().notify("Your session will expire in " + remaining + " seconds. "
                                + "Please finish and exit. Please note, you have a reservation that starts after this"
                                + " session so do not leave.", ses, db);
                } else if (QueueInfo.isQueued(ses.getRig(), db)
                        || ((service = SessionActivator.getBookingService()) != null
                                && !service.extendQueuedSession(ses.getRig(), ses, extension, db))) {
                    this.logger.info(
                            "Session for " + ses.getUserNamespace() + ':' + ses.getUserName() + " on " + "rig "
                                    + ses.getAssignedRigName() + " is expired and the rig is queued or booked. "
                                    + "Marking session for expiry and giving a grace period.");
                    ses.setInGrace(true);
                    ses.setRemovalReason("Rig is queued or booked.");
                    db.beginTransaction();
                    db.flush();
                    db.getTransaction().commit();

                    /* Notification warning. */
                    if (this.notTest)
                        new RigNotifier().notify("Your session will end in " + remaining + " seconds. "
                                + "After this you be removed, so please logoff.", ses, db);
                } else {
                    this.logger.info("Session for " + ses.getUserNamespace() + ':' + ses.getUserName() + " on "
                            + "rig " + ses.getAssignedRigName() + " is expired and is having its session time "
                            + "extended by " + extension + " seconds.");
                    if (perm.getSessionDuration() - ses.getDuration() >= TIME_EXT) {
                        ses.setDuration(ses.getDuration() + extension);
                    } else {
                        ses.setExtensions((short) (ses.getExtensions() - 1));
                    }
                    db.beginTransaction();
                    db.flush();
                    db.getTransaction().commit();
                }
            }
            /******************************************************************
             * For sessions created with a user class that can be kicked off, * 
             * if the rig is queued, the user is kicked off immediately.      *
             ******************************************************************/
            /* DODGY The 'kicked' flag is to only allow a single kick per 
             * pass. This is allow time for the rig to be released and take the
             * queued session. This is a hack at best, but should be addressed 
             * by a released - cleaning up meta state. */
            else if (!kicked && QueueInfo.isQueued(ses.getRig(), db) && perm.getUserClass().isKickable()) {
                kicked = true;

                /* No grace is being given. */
                this.logger
                        .info("A kickable user is using a rig that is queued for, so they are being removed.");
                ses.setActive(false);
                ses.setRemovalTime(now);
                ses.setRemovalReason("Resource was queued and user was kickable.");
                db.beginTransaction();
                db.flush();
                db.getTransaction().commit();

                if (this.notTest)
                    new RigReleaser().release(ses, db);
            }
            /******************************************************************
             * Finally, for sessions with time still remaining, check         *
             * session activity timeout - if it is not ignored and is ready   *
             * for use.                                                       * 
             ******************************************************************/
            else if (ses.isReady() && ses.getResourcePermission().isActivityDetected()
                    && (System.currentTimeMillis() - ses.getActivityLastUpdated().getTime()) / 1000 > perm
                            .getSessionActivityTimeout()) {
                /* Check activity. */
                if (this.notTest)
                    new SessionIdleKicker().kickIfIdle(ses, db);
            }
        }
    } catch (HibernateException hex) {
        this.logger.error("Failed to query database to expired sessions (Exception: " + hex.getClass().getName()
                + ", Message:" + hex.getMessage() + ").");

        if (db != null && db.getTransaction() != null) {
            try {
                db.getTransaction().rollback();
            } catch (HibernateException ex) {
                this.logger.error("Exception rolling back session expiry transaction (Exception: "
                        + ex.getClass().getName() + "," + " Message: " + ex.getMessage() + ").");
            }
        }
    } catch (Throwable thr) {
        this.logger.error("Caught unchecked exception in session expirty checker. Exception: " + thr.getClass()
                + ", message: " + thr.getMessage() + '.');
    } finally {
        try {
            if (db != null)
                db.close();
        } catch (HibernateException ex) {
            this.logger.error("Exception cleaning up database session (Exception: " + ex.getClass().getName()
                    + "," + " Message: " + ex.getMessage() + ").");
        }
    }
}

From source file:au.gov.naa.digipres.spyd.dao.hibernate.HibernateItemRecordDAO.java

License:Open Source License

@Override
public ItemRecord getItemRecord(String id) {
    Session session = HibernateUtil.getSession();
    Criteria crit = session.createCriteria(ItemRecord.class);
    crit.add(Restrictions.eq("id", id));
    List results = crit.list();//from   w w w  .ja v  a2s . c  o m
    if ((results == null) || results.size() == 0) {
        return null;
    }
    ItemRecord item = (ItemRecord) results.get(0);
    session.flush();
    session.clear();

    return item;
}