Example usage for javax.persistence EntityManager getTransaction

Introduction

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

Prototype

public EntityTransaction getTransaction();

Source Link

Document

Return the resource-level EntityTransaction object.

Usage

From source file:com.enioka.jqm.test.helpers.TestHelpers.java

public static void cleanup(EntityManager em) {
    em.getTransaction().begin();
    em.createQuery("DELETE GlobalParameter WHERE 1=1").executeUpdate();
    em.createQuery("DELETE Deliverable WHERE 1=1").executeUpdate();
    em.createQuery("DELETE DeploymentParameter WHERE 1=1").executeUpdate();
    em.createQuery("DELETE Message WHERE 1=1").executeUpdate();
    em.createQuery("DELETE History WHERE 1=1").executeUpdate();
    em.createQuery("DELETE JobDefParameter WHERE 1=1").executeUpdate();
    em.createQuery("DELETE RuntimeParameter WHERE 1=1").executeUpdate();
    em.createQuery("DELETE JobInstance WHERE 1=1").executeUpdate();
    em.createQuery("DELETE Node WHERE 1=1").executeUpdate();
    em.createQuery("DELETE JobDef WHERE 1=1").executeUpdate();
    em.createQuery("DELETE Queue WHERE 1=1").executeUpdate();
    em.createQuery("DELETE JndiObjectResourceParameter WHERE 1=1").executeUpdate();
    em.createQuery("DELETE JndiObjectResource WHERE 1=1").executeUpdate();
    em.createQuery("DELETE PKI WHERE 1=1").executeUpdate();
    em.createQuery("DELETE RPermission WHERE 1=1").executeUpdate();
    em.createQuery("DELETE RRole WHERE 1=1").executeUpdate();
    em.createQuery("DELETE RUser WHERE 1=1").executeUpdate();

    em.getTransaction().commit();//from w w w.  j a v  a2s.c  om

    try {
        // Conf dir may contain certificates and certificate stores
        if ((new File("./conf")).isDirectory()) {
            FileUtils.deleteDirectory(new File("./conf"));
        }
        // All logs
        if ((new File("./logs")).isDirectory()) {
            FileUtils.deleteDirectory(new File("./logs"));
        }
        // The war...
        if ((new File("./webapp")).isDirectory()) {
            FileUtils.deleteDirectory(new File("./webapp"));
        }
        // Where files created by payloads are stored
        File f = TestHelpers.node == null ? null : new File(TestHelpers.node.getDlRepo());
        if (f != null && f.isDirectory()) {
            FileUtils.cleanDirectory(new File(TestHelpers.node.getDlRepo()));
        }
        // Temp dir where files downloaded by the API are stored (supposed to be self-destructible file but anyway)
        if ((new File(System.getProperty("java.io.tmpdir") + "/jqm")).isDirectory()) {
            FileUtils.cleanDirectory(new File(System.getProperty("java.io.tmpdir") + "/jqm"));
        }
    } catch (IOException e) {
        // Nothing to do
    }
}

From source file:com.enioka.jqm.tools.Main.java

private static void root(String password) {
    EntityManager em = null;
    try {//from  ww  w.j  ava  2 s .  c  o  m
        em = Helpers.getNewEm();
        em.getTransaction().begin();
        RRole r = Helpers.createRoleIfMissing(em, "administrator", "all permissions without exception", "*:*");

        RUser u = Helpers.createUserIfMissing(em, "root", "all powerful user", r);
        u.setPassword(password);
        Helpers.encodePassword(u);

        em.getTransaction().commit();
    } catch (Exception ex) {
        jqmlogger.fatal("Could not parse and import the file", ex);
    } finally {
        Helpers.closeQuietly(em);
    }
}

From source file:controllers.base.SareTransactionalAction.java

public static <T> T execute(SareTxRunnable<T> action, Context ctx) throws Throwable {
    Validate.notNull(action);// www  . ja  v  a2  s .c  o m

    T result = null;
    EntityManager em = null;
    try {
        // create entity manager, add it to args, and begin transaction before the call.
        Logger.info(LoggedAction.getLogEntry(ctx, "creating entity manager"));
        em = createEntityManager();
        em.getTransaction().begin();

        // call the actual action.
        result = action.run(em);

        // commit active transaction after the call.
        if (em.isOpen() && em.getTransaction().isActive()) {
            em.getTransaction().commit();
        }
    } catch (Throwable e) {
        // rollback on error.
        if (em.isOpen() && em.getTransaction().isActive()) {
            Logger.info(LoggedAction.getLogEntry(ctx, "rolling back transaction"));
            em.getTransaction().rollback();
        }

        // rethrow.
        throw e;
    } finally {
        // close entity manager.
        if (em != null && em.isOpen()) {
            em.close();
        }
    }

    return result;
}

From source file:au.org.ands.vocabs.toolkit.db.AccessPointUtils.java

/** Save a new access point to the database.
 * @param ap The access point to be saved.
 *//*from  w w w.ja v a  2s .  com*/
public static void saveAccessPoint(final AccessPoint ap) {
    EntityManager em = DBContext.getEntityManager();
    em.getTransaction().begin();
    em.persist(ap);
    em.getTransaction().commit();
    em.close();
}

From source file:au.org.ands.vocabs.toolkit.db.AccessPointUtils.java

/** Update an existing access point in the database.
 * @param ap The access point to be update.
 *//* w  ww  . ja  v  a2s. c  om*/
public static void updateAccessPoint(final AccessPoint ap) {
    EntityManager em = DBContext.getEntityManager();
    em.getTransaction().begin();
    em.merge(ap);
    em.getTransaction().commit();
    em.close();
}

From source file:au.org.ands.vocabs.toolkit.db.AccessPointUtils.java

/** Delete all access points of a certain type for a version.
 * @param version The version.//www .java  2s  .  c  o m
 * @param type The type of access point to look for.
 */
public static void deleteAccessPointsForVersionAndType(final Version version, final String type) {
    EntityManager em = DBContext.getEntityManager();
    em.getTransaction().begin();
    Query q = em.createNamedQuery(AccessPoint.DELETE_ACCESSPOINTS_FOR_VERSION_AND_TYPE)
            .setParameter(AccessPoint.DELETE_ACCESSPOINTS_FOR_VERSION_AND_TYPE_VERSIONID, version.getId())
            .setParameter(AccessPoint.DELETE_ACCESSPOINTS_FOR_VERSION_AND_TYPE_TYPE, type);
    q.executeUpdate();
    em.getTransaction().commit();
    em.close();
}

From source file:fredboat.db.entity.SearchResult.java

/**
 * @param playerManager the PlayerManager to perform encoding and decoding with
 * @param provider      the search provider that shall be used for this search
 * @param searchTerm    the query to search for
 * @param maxAgeMillis  the maximum age of the cached search result; provide a negative value for eternal cache
 * @return the cached search result; may return null for a non-existing or outdated search
 *///from  w w  w  .ja v a2s  .  c o m
public static AudioPlaylist load(AudioPlayerManager playerManager, SearchUtil.SearchProvider provider,
        String searchTerm, long maxAgeMillis) throws DatabaseNotReadyException {
    DatabaseManager dbManager = FredBoat.getDbManager();
    if (dbManager == null || !dbManager.isAvailable()) {
        throw new DatabaseNotReadyException();
    }

    EntityManager em = dbManager.getEntityManager();
    SearchResult sr;
    SearchResultId sId = new SearchResultId(provider, searchTerm);
    try {
        em.getTransaction().begin();
        sr = em.find(SearchResult.class, sId);
        em.getTransaction().commit();
    } catch (PersistenceException e) {
        log.error("Unexpected error while trying to look up a search result for provider {} and search term {}",
                provider.name(), searchTerm, e);
        throw new DatabaseNotReadyException(e);
    } finally {
        em.close();
    }

    if (sr != null && (maxAgeMillis < 0 || System.currentTimeMillis() < sr.timestamp + maxAgeMillis)) {
        return sr.getSearchResult(playerManager);
    } else {
        return null;
    }
}

From source file:com.fpuna.preproceso.PreprocesoTS.java

/**
 *
 * @param trainingSetFeatureList//from   w ww . ja  v  a  2 s  . c om
 */
public static void GuardarFeature(List<TrainingSetFeature> trainingSetFeatureList) {
    EntityManager entityManager = Persistence.createEntityManagerFactory("PreprocesoTSPU")
            .createEntityManager();

    entityManager.getTransaction().begin();

    Iterator<TrainingSetFeature> Iterator = trainingSetFeatureList.iterator();
    while (Iterator.hasNext()) {
        entityManager.persist(Iterator.next());
    }

    entityManager.getTransaction().commit();
    entityManager.close();
}

From source file:entity.files.SYSFilesTools.java

public static boolean deleteFile(SYSFiles sysfile) {
    boolean success = false;
    EntityManager em = OPDE.createEM();

    try {/*from   w  w w . ja va2s . c  o  m*/
        em.getTransaction().begin();
        SYSFiles mySYSFile = em.merge(sysfile);
        em.remove(mySYSFile);
        em.getTransaction().commit();
        success = true;
    } catch (OptimisticLockException ole) {
        OPDE.warn(ole);
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
        }
        if (ole.getMessage().indexOf("Class> entity.info.Resident") > -1) {
            OPDE.getMainframe().emptyFrame();
            OPDE.getMainframe().afterLogin();
        }

        OPDE.getDisplayManager().addSubMessage(DisplayManager.getLockMessage());
        success = false;
    } catch (Exception ex) {
        if (em.getTransaction().isActive()) {
            em.getTransaction().rollback();
        }
        success = false;
    } finally {
        em.close();
    }

    if (success) {
        try {
            FileTransferClient ftp = getFTPClient();
            ftp.deleteFile(sysfile.getRemoteFilename());
            ftp.disconnect();
            OPDE.info("DELETING FILE FROM FTPSERVER: " + sysfile.getFilename() + " (" + sysfile.getMd5() + ")");
        } catch (Exception e) {
            OPDE.error(e);
            success = false;
        }
    }

    return success;
}

From source file:entity.files.SYSFilesTools.java

public static void detachFiles(SYSFiles[] files, SYSFilesContainer sysFilesContainer) {

    FileTransferClient ftp = getFTPClient();

    if (ftp != null) {
        EntityManager em = OPDE.createEM();
        try {//www.  j  av a2  s  .  c om
            em.getTransaction().begin();

            for (SYSFiles sysfile : files) {
                SYSFilesLink link = em.merge(sysFilesContainer.detachFile(sysfile));
                em.remove(link);
            }

            em.getTransaction().commit();
        } catch (OptimisticLockException ole) {
            OPDE.warn(ole);
            if (em.getTransaction().isActive()) {
                em.getTransaction().rollback();
            }
            if (ole.getMessage().indexOf("Class> entity.info.Resident") > -1) {
                OPDE.getMainframe().emptyFrame();
                OPDE.getMainframe().afterLogin();
            }
            OPDE.getDisplayManager().addSubMessage(DisplayManager.getLockMessage());
        } catch (Exception ex) {
            if (em.getTransaction().isActive()) {
                em.getTransaction().rollback();
            }
            OPDE.fatal(ex);
        } finally {
            em.close();
            try {
                ftp.disconnect();
            } catch (Exception e) {
                OPDE.error(e);
            }
        }
    }
}