Example usage for javax.persistence EntityManager isOpen

Introduction

In this page you can find the example usage for javax.persistence EntityManager isOpen.

Prototype

public boolean isOpen();

Source Link

Document

Determine whether the entity manager is open.

Usage

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

public UserActionList getUserActionsByTypeAndMediapackageId(String type, String mediapackageId, int offset,
        int limit) {
    UserActionList result = new UserActionListImpl();

    result.setTotal(getTotal(type, mediapackageId));
    result.setOffset(offset);/*from w  ww . j a v  a 2 s . c o  m*/
    result.setLimit(limit);

    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findUserActionsByTypeAndMediapackageId");
        q.setParameter("type", type);
        q.setParameter("mediapackageId", mediapackageId);
        q.setFirstResult(offset);
        q.setMaxResults(limit);
        @SuppressWarnings("unchecked")
        Collection<UserAction> userActions = q.getResultList();

        for (UserAction a : userActions) {
            result.add(a);
        }
        return result;
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

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From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

@SuppressWarnings("unchecked")
public UserActionList getUserActionsByTypeAndDay(String type, String day, int offset, int limit) {
    UserActionList result = new UserActionListImpl();

    int year = Integer.parseInt(day.substring(0, 4));
    int month = Integer.parseInt(day.substring(4, 6)) - 1;
    int date = Integer.parseInt(day.substring(6, 8));

    Calendar calBegin = new GregorianCalendar();
    calBegin.set(year, month, date, 0, 0);
    Calendar calEnd = new GregorianCalendar();
    calEnd.set(year, month, date, 23, 59);

    result.setTotal(getTotal(type, calBegin, calEnd));
    result.setOffset(offset);/*from  w  ww.j  a  v  a2s . c  o  m*/
    result.setLimit(limit);

    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findUserActionsByTypeAndIntervall");
        q.setParameter("type", type);
        q.setParameter("begin", calBegin, TemporalType.TIMESTAMP);
        q.setParameter("end", calEnd, TemporalType.TIMESTAMP);
        q.setFirstResult(offset);
        q.setMaxResults(limit);
        Collection<UserAction> userActions = q.getResultList();

        for (UserAction a : userActions) {
            result.add(a);
        }
        return result;
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

public UserActionList getUserActionsByTypeAndMediapackageIdByDate(String type, String mediapackageId,
        int offset, int limit) {
    UserActionList result = new UserActionListImpl();

    result.setTotal(getTotal(type, mediapackageId));
    result.setOffset(offset);/*from   w  w w.  j  a  v a  2 s.c  om*/
    result.setLimit(limit);

    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findUserActionsByMediaPackageAndTypeAscendingByDate");
        q.setParameter("type", type);
        q.setParameter("mediapackageId", mediapackageId);
        q.setFirstResult(offset);
        q.setMaxResults(limit);
        @SuppressWarnings("unchecked")
        Collection<UserAction> userActions = q.getResultList();

        for (UserAction a : userActions) {
            result.add(a);
        }
        return result;
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

public UserActionList getUserActionsByTypeAndMediapackageIdByDescendingDate(String type, String mediapackageId,
        int offset, int limit) {
    UserActionList result = new UserActionListImpl();
    result.setTotal(getTotal(type, mediapackageId));
    result.setOffset(offset);/*from w  w w.j a va2s.  c  o  m*/
    result.setLimit(limit);

    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findUserActionsByMediaPackageAndTypeDescendingByDate");
        q.setParameter("type", type);
        q.setParameter("mediapackageId", mediapackageId);
        q.setFirstResult(offset);
        q.setMaxResults(limit);
        @SuppressWarnings("unchecked")
        Collection<UserAction> userActions = q.getResultList();

        for (UserAction a : userActions) {
            result.add(a);
        }
        return result;
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

@SuppressWarnings("unchecked")
public UserSummaryListImpl getUserSummaryByTypeAndMediaPackage(String type, String mediapackageId) {
    UserSummaryListImpl result = new UserSummaryListImpl();
    EntityManager em = null;
    try {/*w  w  w  . j  a  v a  2 s. c  om*/
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("userSummaryByMediapackageByType");
        q.setParameter("type", type);
        q.setParameter("mediapackageId", mediapackageId);
        List<Object[]> users = q.getResultList();
        for (Object[] user : users) {
            UserSummaryImpl userSummary = new UserSummaryImpl();
            userSummary.ingest(user);
            result.add(userSummary);
        }
        return result;
    } catch (Exception e) {
        logger.warn("Unable to return any results from mediapackage " + mediapackageId + " of type " + type
                + " because of ", e);
        return result;
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

private int getTotal(String type, Calendar calBegin, Calendar calEnd) {
    EntityManager em = null;
    try {//from   ww w .  ja va  2s .  c  o  m
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findTotalByTypeAndIntervall");
        q.setParameter("type", type);
        q.setParameter("begin", calBegin, TemporalType.TIMESTAMP);
        q.setParameter("end", calEnd, TemporalType.TIMESTAMP);
        return ((Long) q.getSingleResult()).intValue();
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

private int getTotal(String type, String mediapackageId) {
    EntityManager em = null;
    try {/* w  ww. ja v  a2s  .  c  o  m*/
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findTotalByTypeAndMediapackageId");
        q.setParameter("type", type);
        q.setParameter("mediapackageId", mediapackageId);
        return ((Long) q.getSingleResult()).intValue();
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

@SuppressWarnings("unchecked")
public UserActionList getUserActionsByDay(String day, int offset, int limit) {
    UserActionList result = new UserActionListImpl();

    int year = Integer.parseInt(day.substring(0, 4));
    int month = Integer.parseInt(day.substring(4, 6)) - 1;
    int date = Integer.parseInt(day.substring(6, 8));

    Calendar calBegin = new GregorianCalendar();
    calBegin.set(year, month, date, 0, 0);
    Calendar calEnd = new GregorianCalendar();
    calEnd.set(year, month, date, 23, 59);

    result.setTotal(getTotal(calBegin, calEnd));
    result.setOffset(offset);//from   w w w .  jav a 2  s .  c  o  m
    result.setLimit(limit);

    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findUserActionsByIntervall");
        q.setParameter("begin", calBegin, TemporalType.TIMESTAMP);
        q.setParameter("end", calEnd, TemporalType.TIMESTAMP);
        q.setFirstResult(offset);
        q.setMaxResults(limit);
        Collection<UserAction> userActions = q.getResultList();

        for (UserAction a : userActions) {
            result.add(a);
        }
        return result;
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

private int getTotal(Calendar calBegin, Calendar calEnd) {
    EntityManager em = null;
    try {//from w  w w.j  a  v  a  2  s.  c  o  m
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("findTotalByIntervall");
        q.setParameter("begin", calBegin, TemporalType.TIMESTAMP);
        q.setParameter("end", calEnd, TemporalType.TIMESTAMP);
        return ((Long) q.getSingleResult()).intValue();
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

---

From source file:org.opencastproject.usertracking.impl.UserTrackingServiceImpl.java

public Report getReport(int offset, int limit) {
    Report report = new ReportImpl();
    report.setLimit(limit);//from w  w w.ja v  a2s .c  o  m
    report.setOffset(offset);

    EntityManager em = null;
    try {
        em = emf.createEntityManager();
        Query q = em.createNamedQuery("countSessionsGroupByMediapackage");
        q.setFirstResult(offset);
        q.setMaxResults(limit);

        @SuppressWarnings("unchecked")
        List<Object[]> result = q.getResultList();
        ReportItem item;

        for (Object[] a : result) {
            item = new ReportItemImpl();
            item.setEpisodeId((String) a[0]);
            item.setViews((Long) a[1]);
            item.setPlayed((Long) a[2]);
            report.add(item);
        }
        return report;
    } finally {
        if (em != null && em.isOpen()) {
            em.close();
        }
    }
}

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