Example usage for javax.transaction UserTransaction begin

Introduction

In this page you can find the example usage for javax.transaction UserTransaction begin.

Prototype

void begin() throws NotSupportedException, SystemException;

Source Link

Document

Create a new transaction and associate it with the current thread.

Usage

From source file:org.ms123.common.importing.ImportingServiceImpl.java

public Map upload(@PName(StoreDesc.STORE_ID) String storeId, @PName(IMPORTING_ID) @POptional String importingid,
        @PName(FILE_CONTENT) @POptional String fileContent, @PName(FILE_MAP) @POptional Map fileMap,
        @PName(SETTINGS) @POptional Map settings,
        @PName("withoutImport") @POptional @PDefaultBool(false) Boolean withoutImport) throws RpcException {

    if (fileMap == null && fileContent == null) {
        throw new RuntimeException("fileMap or fileContent is needed");
    }/*from w  w  w  .  j a va  2s.co  m*/
    StoreDesc data_sdesc = StoreDesc.get(storeId);
    StoreDesc aid_sdesc = getStoreDesc(data_sdesc.getNamespace());
    SessionContext sessionContext = m_dataLayer.getSessionContext(aid_sdesc);
    PersistenceManager pm = sessionContext.getPM();
    UserTransaction ut = sessionContext.getUserTransaction();
    try {
        ut.begin();
        System.out.println("upload:" + data_sdesc + "/" + fileMap);
        String className = m_inflector.getClassName(IMPORTING_ENTITY);
        Class clazz = sessionContext.getClass(className);
        Object obj = sessionContext.getObjectById(clazz, importingid);
        if (obj == null) {
            obj = sessionContext.createObject(IMPORTING_ENTITY);
            setProperty(obj, IMPORTING_ID, importingid);
            sessionContext.makePersistent(obj);
        }
        byte[] bytes = null;
        if (fileMap != null) {
            Map importFile = (Map) fileMap.get("importfile");
            String storeLocation = (String) importFile.get("storeLocation");
            InputStream is = new FileInputStream(new File(storeLocation));
            bytes = toByteArray(is);
            is.close();
        } else if (fileContent != null && fileContent.startsWith("data:")) {
            int ind = fileContent.indexOf(";base64,");
            bytes = Base64.decode(fileContent.substring(ind + 8));
        }
        bytes = convertToUTF8(bytes);
        setProperty(obj, USER, getUserName());
        setProperty(obj, CONTENT, bytes);
        if (settings != null) {
            setProperty(obj, JSON_BODY, m_js.deepSerialize(settings));
        }
        ut.commit();
        Map ret = null;
        if (settings != null && !withoutImport) {
            ret = doImport(data_sdesc, settings, bytes, false, -1);
        }
        return ret;
    } catch (Throwable e) {
        throw new RpcException(ERROR_FROM_METHOD, INTERNAL_SERVER_ERROR, "ImportingServiceImpl.upload:", e);
    } finally {
        sessionContext.handleFinally(ut);
    }
}

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From source file:org.ms123.common.team.BaseTeamServiceImpl.java

protected void _deleteTeam(StoreDesc sdesc, String teamid) throws Exception {
    List<String> ret = new ArrayList();
    String filter = "teamid == '" + getParentTeamid(teamid) + "'";
    Class clazz = m_nucleusService.getClass(sdesc, m_inflector.getClassName("teamintern"));
    PersistenceManager pm = m_nucleusService.getPersistenceManagerFactory(sdesc).getPersistenceManager();
    Extent e = pm.getExtent(clazz, true);
    Query q = pm.newQuery(e, filter);
    UserTransaction ut = m_nucleusService.getUserTransaction();
    try {// ww  w. jav  a 2 s .co  m
        Collection coll = (Collection) q.execute();
        Iterator iter = coll.iterator();
        if (iter.hasNext()) {
            Object obj = iter.next();
            Set children = (Set) PropertyUtils.getProperty(obj, "children");
            ut.begin();
            for (Object c : children) {
                String _teamid = (String) PropertyUtils.getProperty(c, "teamid");
                System.out.println("Team._teamid:" + _teamid);
                if (teamid.equals(_teamid)) {
                    System.out.println("\tfoundTeam:" + teamid);
                    children.remove(c);
                    pm.deletePersistent(c);
                }
            }
            ut.commit();
        }
    } finally {
        q.closeAll();
        pm.close();
    }
}

---

From source file:org.nuxeo.apidoc.browse.Distribution.java

@POST
@Path("save")
@Produces("text/html")
public Object doSave() throws NamingException, NotSupportedException, SystemException, RollbackException,
        HeuristicMixedException, HeuristicRollbackException, ParseException {
    if (!canAddDocumentation()) {
        return null;
    }//from   w  ww .  j  a  va  2  s. c  om
    FormData formData = getContext().getForm();
    String distribLabel = formData.getString("name");

    log.info("Start Snapshot...");
    boolean startedTx = false;
    UserTransaction tx = TransactionHelper.lookupUserTransaction();
    if (tx != null && !TransactionHelper.isTransactionActiveOrMarkedRollback()) {
        tx.begin();
        startedTx = true;
    }

    Map<String, Serializable> otherProperties = readFormData(formData);
    try {
        getSnapshotManager().persistRuntimeSnapshot(getContext().getCoreSession(), distribLabel,
                otherProperties);

    } catch (NuxeoException e) {
        log.error("Error during storage", e);
        if (tx != null) {
            tx.rollback();
        }
        return getView("savedKO").arg("message", e.getMessage());
    }
    log.info("Snapshot saved.");
    if (tx != null && startedTx) {
        tx.commit();
    }

    String redirectUrl = getContext().getBaseURL() + getPath();
    log.debug("Path => " + redirectUrl);
    return getView("saved");
}

---

From source file:org.nuxeo.apidoc.browse.Distribution.java

@POST
@Path("saveExtended")
@Produces("text/html")
public Object doSaveExtended() throws NamingException, NotSupportedException, SystemException,
        SecurityException, RollbackException, HeuristicMixedException, HeuristicRollbackException {
    if (!canAddDocumentation()) {
        return null;
    }/*from   w w  w . jav a 2  s .  c  o  m*/

    FormData formData = getContext().getForm();

    String distribLabel = formData.getString("name");
    String bundleList = formData.getString("bundles");
    String pkgList = formData.getString("packages");
    SnapshotFilter filter = new SnapshotFilter(distribLabel);

    if (bundleList != null) {
        String[] bundles = bundleList.split("\n");
        for (String bundleId : bundles) {
            filter.addBundlePrefix(bundleId);
        }
    }

    if (pkgList != null) {
        String[] packages = pkgList.split("\\r?\\n");
        for (String pkg : packages) {
            filter.addPackagesPrefix(pkg);
        }
    }

    Map<String, Serializable> otherProperties = readFormData(formData);

    log.info("Start Snapshot...");
    boolean startedTx = false;
    UserTransaction tx = TransactionHelper.lookupUserTransaction();
    if (tx != null && !TransactionHelper.isTransactionActiveOrMarkedRollback()) {
        tx.begin();
        startedTx = true;
    }
    try {
        getSnapshotManager().persistRuntimeSnapshot(getContext().getCoreSession(), distribLabel,
                otherProperties, filter);
    } catch (NuxeoException e) {
        log.error("Error during storage", e);
        if (tx != null) {
            tx.rollback();
        }
        return getView("savedKO").arg("message", e.getMessage());
    }
    log.info("Snapshot saved.");
    if (tx != null && startedTx) {
        tx.commit();
    }
    return getView("saved");
}

---

From source file:org.nuxeo.runtime.transaction.TransactionHelper.java

/**
 * Starts a new User Transaction./*from   w  w w.  j a v  a2 s .c om*/
 *
 * @return {@code true} if the transaction was successfully started, {@code false} otherwise
 */
public static boolean startTransaction() {
    UserTransaction ut = NuxeoContainer.getUserTransaction();
    if (ut == null) {
        return false;
    }
    try {
        if (log.isDebugEnabled()) {
            log.debug("Starting transaction");
        }
        ut.begin();
        return true;
    } catch (NotSupportedException | SystemException e) {
        log.error("Unable to start transaction", e);
    }
    return false;
}

---

From source file:org.obm.push.backend.obm22.mail.EmailCacheStorage.java

private void updateDbCache(BackendSession bs, Integer devId, Integer collectionId, final Set<Long> data)
        throws SQLException {
    Set<Long> toRemove = new HashSet<Long>();
    Set<Long> oldUids = loadMailFromDb(bs, devId, collectionId);
    if (oldUids != null) {
        toRemove.addAll(oldUids);//from w  w w  . j  a va2 s. c  om
        toRemove.removeAll(data);
    }

    Set<Long> toInsert = new HashSet<Long>();
    toInsert.addAll(data);
    if (oldUids != null) {
        toInsert.removeAll(oldUids);
    }

    if (toRemove.size() == 0 && toInsert.size() == 0) {
        return;
    }

    PreparedStatement del = null;
    PreparedStatement insert = null;

    if (logger.isDebugEnabled()) {
        logger.debug(debugName + " should run a batch with " + toRemove.size() + " deletions & "
                + toInsert.size() + " insertions.");
    }
    Connection con = null;
    UserTransaction ut = getUserTransaction();
    try {
        ut.begin();
        con = OBMPoolActivator.getDefault().getConnection();
        del = con.prepareStatement(
                "DELETE FROM opush_sync_mail WHERE collection_id=? AND device_id=? AND mail_uid=?");
        for (Long l : toRemove) {
            del.setInt(1, collectionId);
            del.setInt(2, devId);
            del.setInt(3, l.intValue());
            del.addBatch();
        }
        del.executeBatch();

        insert = con.prepareStatement(
                "INSERT INTO opush_sync_mail (collection_id, device_id, mail_uid) VALUES (?, ?, ?)");
        for (Long l : toInsert) {
            insert.setInt(1, collectionId);
            insert.setInt(2, devId);
            insert.setInt(3, l.intValue());
            insert.addBatch();
        }
        insert.executeBatch();
        ut.commit();
    } catch (Throwable e) {
        logger.error(e.getMessage(), e);
        JDBCUtils.rollback(con);
    } finally {
        JDBCUtils.cleanup(null, del, null);
        JDBCUtils.cleanup(con, insert, null);
    }
}

---

From source file:org.quartz.plugins.SchedulerPluginWithUserTransactionSupport.java

/**
 * If <em>wrapInUserTransaction</em> is true, starts a new UserTransaction 
 * and returns it. Otherwise, or if establishing the transaction fail, it 
 * will return null.//w  ww. j av  a  2 s.co m
 */
private UserTransaction startUserTransaction() {
    if (wrapInUserTransaction == false) {
        return null;
    }

    UserTransaction userTransaction = null;
    try {
        userTransaction = UserTransactionHelper.lookupUserTransaction();
        userTransaction.begin();
    } catch (Throwable t) {
        UserTransactionHelper.returnUserTransaction(userTransaction);
        userTransaction = null;
        getLog().error("Failed to start UserTransaction for plugin: " + getName(), t);
    }

    return userTransaction;
}

---

From source file:org.tolven.web.servlet.InternalErrorHandleServlet.java

@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    //check if a transaction is already started, if not redirect to the servlet
    UserTransaction ut = null;
    try {//from  ww  w  . j  a v  a  2  s .c om
        ut = (UserTransaction) ctx.lookup("UserTransaction");
        if (ut.getStatus() != Status.STATUS_ACTIVE) {
            ut.begin();
        }
        //check if the error.email is configured. If found send an email
        Object accountUser = TolvenRequest.getInstance().getAccountUser();
        if (accountUser != null) {
            String errorEmail = ((AccountUser) accountUser).getAccount().getProperty()
                    .get("org.tolven.error.email.to");
            if (!StringUtils.isBlank(errorEmail)) {
                System.out.println("Send an email to " + errorEmail);
            }
        }
        if (ut != null) {
            ut.commit();
        }
        RequestDispatcher dispatcher = this.config.getServletContext().getRequestDispatcher("/error.jsp");
        if (dispatcher != null)
            dispatcher.forward(req, resp);
    } catch (Exception e) {
        throw new ServletException("Exception thrown in InternalErrorHandleServlet", e);
    } finally {
        if (ut != null) {
            try {
                ut.rollback();
            } catch (Exception e) {
                throw new ServletException("Exception thrown in InternalErrorHandleServlet", e);
            }
        }
    }
}

---

From source file:org.wso2.carbon.rssmanager.core.dao.util.EntityManager.java

public synchronized boolean beginTransaction() throws RSSManagerException {
    if (log.isDebugEnabled()) {
        log.debug("beginTransaction()");
    }//from  ww w .ja va  2s.co m

    if (this.isInTransaction()) {
        return false;
    }

    if (activeNestedTransactions.get() == 0) {
        //this.getRSSTransactionManager().begin();

        UserTransaction utx = transactions.get();
        if (utx == null) {
            utx = getUserTransaction();
            if (utx == null) {
                throw new RSSManagerException(" Can't obtain UserTransaction ");
            }
            transactions.set(utx);
        }
        try {
            utx.begin();
            //getTransactionManager().begin();
        } catch (Exception e) {
            throw new RSSManagerException(e);
        }
    }
    activeNestedTransactions.set(activeNestedTransactions.get() + 1);
    return true;
}

---

From source file:org.wso2.carbon.rssmanager.core.dao.util.EntityManager.java

public synchronized boolean beginTransactionOnly() throws RSSManagerException {
    if (log.isDebugEnabled()) {
        log.debug("beginTransaction()");
    }/*  ww w .  j  a v  a2 s.  c om*/

    UserTransaction utx = transactions.get();
    try {
        utx.begin();
    } catch (Exception e) {
        throw new RSSManagerException(e);
    }

    return true;
}

---

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