Examples with TransactionBroker com.sun.messaging.jmq.jmsserver.data.TransactionBroker used on opensource projects

Example 21 with TransactionBroker

use of com.sun.messaging.jmq.jmsserver.data.TransactionBroker in project openmq by eclipse-ee4j.

the class RaptorProtocol method sendTransactionInquiry.

/**
 * Caller must ensure broker is the transaction home broker
 */
@Override
public void sendTransactionInquiry(TransactionUID tid, BrokerAddress broker) {
    TransactionBroker tb = new TransactionBroker(broker);
    BrokerAddress to = tb.getCurrentBrokerAddress();
    ClusterTxnInquiryInfo cii = ClusterTxnInquiryInfo.newInstance(Long.valueOf(tid.longValue()), to, null);
    if (DEBUG_CLUSTER_TXN) {
        logger.log(Logger.INFO, "Sending transaction inquiry: " + cii + " to " + to + "[" + broker + "]");
    }
    try {
        c.unicast(to, cii.getGPacket());
    } catch (Exception e) {
        logger.log(Logger.WARNING, "Sending transaction inquiry " + cii + " to " + to + "[" + broker + "] failed");
    }
}

Example 22 with TransactionBroker

use of com.sun.messaging.jmq.jmsserver.data.TransactionBroker in project openmq by eclipse-ee4j.

the class RaptorProtocol method receivedTransactionInquiry.

public void receivedTransactionInquiry(GPacket pkt, BrokerAddress from) {
    ClusterTxnInquiryInfo cii = ClusterTxnInquiryInfo.newInstance(pkt);
    if (DEBUG_CLUSTER_TXN) {
        logger.log(logger.INFO, "Received transaction inquiry " + cii.toString() + " from " + from);
    }
    TransactionUID tid = new TransactionUID(cii.getTransactionID().longValue());
    BrokerAddress txnHomeBroker = cii.getTransactionHome();
    TransactionBroker thb = null;
    if (txnHomeBroker != null) {
        thb = new TransactionBroker(txnHomeBroker);
    }
    Object[] oo = TransactionList.getTransListAndState(tid, null, true, false);
    TransactionState ts = null;
    if (oo != null) {
        // tl = (TransactionList)oo[0];
        ts = (TransactionState) oo[1];
    }
    if (ts == null && DEBUG_CLUSTER_TXN) {
        logger.log(logger.INFO, "Transaction " + tid + " not found in local transactions");
    }
    if (ts != null) {
        BrokerAddress currba = (thb == null ? null : thb.getCurrentBrokerAddress());
        if (currba != null && !currba.equals(Globals.getMyAddress())) {
            logger.log(logger.INFO, "Transaction " + tid + " home broker current address " + currba + ", old address " + txnHomeBroker + " inquired from " + from);
        }
        sendClusterTransactionInfo(tid, from, cii.getXid());
        return;
    }
    if (thb != null) {
        BrokerAddress currba = thb.getCurrentBrokerAddress();
        if (currba != null && Globals.getMyAddress().equals(currba)) {
            sendClusterTransactionInfo(tid, from, cii.getXid());
            return;
        }
    }
    sendRemoteTransactionInfo(tid, from, cii.getXid(), false);
}

Example 23 with TransactionBroker

use of com.sun.messaging.jmq.jmsserver.data.TransactionBroker in project openmq by eclipse-ee4j.

the class ClusterTransaction2PPrepareEvent method readFromBytes.

@Override
public void readFromBytes(byte[] data) throws IOException, BrokerException {
    if (Store.getDEBUG()) {
        Globals.getLogger().log(Logger.DEBUG, getPrefix() + "readFromBytes");
    }
    ByteArrayInputStream bais = new ByteArrayInputStream(data);
    DataInputStream dis = new DataInputStream(bais);
    clusterTransaction = new ClusterTransaction();
    dis.skip(2);
    clusterTransaction.getTransactionDetails().readContent(dis);
    if (Store.getDEBUG()) {
        Globals.getLogger().log(Logger.DEBUG, getPrefix() + "read details " + clusterTransaction.getTransactionDetails());
    }
    TransactionWork work = new TransactionWork();
    work.readWork(dis);
    clusterTransaction.setTransactionWork(work);
    int objectBodySize = dis.readInt();
    byte[] objectBody = new byte[objectBodySize];
    dis.read(objectBody);
    ByteArrayInputStream bais2 = new ByteArrayInputStream(objectBody);
    ObjectInputStream ois = new FilteringObjectInputStream(bais2);
    try {
        clusterTransaction.setTransactionState((TransactionState) ois.readObject());
        clusterTransaction.setTransactionBrokers((TransactionBroker[]) ois.readObject());
    } catch (ClassNotFoundException e) {
        e.printStackTrace();
    }
    ois.close();
    bais2.close();
    dis.close();
    bais.close();
}

Example 24 with TransactionBroker

use of com.sun.messaging.jmq.jmsserver.data.TransactionBroker in project openmq by eclipse-ee4j.

the class TransactionDAOImpl method updateTransactionBrokerState.

/**
 * Update transaction's participant broker state if the txn's state matches the expected state.
 *
 * @param conn database connection
 * @param txnUID the transaction ID
 * @param expectedTxnState the expected transaction state
 * @param txnBkr the participant broker to be updated
 * @throws BrokerException if transaction does not exists in the store
 */
@Override
public void updateTransactionBrokerState(Connection conn, TransactionUID txnUID, int expectedTxnState, TransactionBroker txnBkr) throws BrokerException {
    long id = txnUID.longValue();
    boolean myConn = false;
    PreparedStatement pstmt = null;
    ResultSet rs = null;
    Exception myex = null;
    try {
        // Get a connection
        DBManager dbMgr = DBManager.getDBManager();
        if (conn == null) {
            conn = dbMgr.getConnection(false);
            myConn = true;
        }
        // First, retrieve the TransactionBroker array
        int state;
        TransactionBroker[] txnBrokers;
        pstmt = dbMgr.createPreparedStatement(conn, selectTxnBrokersSQL);
        pstmt.setLong(1, id);
        rs = pstmt.executeQuery();
        if (rs.next()) {
            txnBrokers = (TransactionBroker[]) Util.readObject(rs, 1);
            state = rs.getInt(2);
        } else {
            throw new BrokerException(br.getKString(BrokerResources.E_TRANSACTIONID_NOT_FOUND_IN_STORE, txnUID), Status.NOT_FOUND);
        }
        if (state != expectedTxnState) {
            Object[] args = { txnBkr, txnUID, TransactionState.toString(expectedTxnState), TransactionState.toString(state) };
            throw new BrokerException(br.getKString(BrokerResources.E_UPDATE_TXNBROKER_FAILED, args), Status.CONFLICT);
        }
        // Update the participant broker state
        for (int i = 0, len = txnBrokers.length; i < len; i++) {
            TransactionBroker bkr = txnBrokers[i];
            if (bkr.equals(txnBkr)) {
                bkr.copyState(txnBkr);
                // done
                break;
            }
        }
        // Now update the DB entry
        updateTransactionBrokers(conn, txnUID, txnBrokers);
        // Commit all changes
        if (myConn) {
            conn.commit();
        }
    } catch (Exception e) {
        myex = e;
        try {
            if ((conn != null) && !conn.getAutoCommit()) {
                conn.rollback();
            }
        } catch (SQLException rbe) {
            logger.log(Logger.ERROR, BrokerResources.X_DB_ROLLBACK_FAILED, rbe);
        }
        Exception ex;
        if (e instanceof BrokerException) {
            throw (BrokerException) e;
        } else if (e instanceof IOException) {
            ex = DBManager.wrapIOException("[" + selectTxnBrokersSQL + "]", (IOException) e);
        } else if (e instanceof SQLException) {
            ex = DBManager.wrapSQLException("[" + selectTxnBrokersSQL + "]", (SQLException) e);
        } else {
            ex = e;
        }
        BrokerException be = new BrokerException(br.getKString(BrokerResources.X_PERSIST_TRANSACTION_FAILED, txnUID), ex);
        be.setSQLRecoverable(true);
        throw be;
    } finally {
        if (myConn) {
            Util.close(rs, pstmt, conn, myex);
        } else {
            Util.close(rs, pstmt, null, myex);
        }
    }
}

Example 25 with TransactionBroker

use of com.sun.messaging.jmq.jmsserver.data.TransactionBroker in project openmq by eclipse-ee4j.

the class TransactionDAOImpl method getTransactionStatesByBroker.

/**
 * Retrieve all local and cluster transaction states.
 *
 * @param conn database connection
 * @param brokerID the broker ID
 * @return a Map of transaction IDs and TransactionState objects; an empty Map is returned if no transactions exist in
 * the store
 */
@Override
public HashMap getTransactionStatesByBroker(Connection conn, String brokerID, Long storeSession) throws BrokerException {
    HashMap map = new HashMap();
    boolean myConn = false;
    PreparedStatement pstmt = null;
    ResultSet rs = null;
    Exception myex = null;
    String sql = selectTxnStatesByBrokerSQL;
    try {
        // Get a connection
        DBManager dbMgr = DBManager.getDBManager();
        if (conn == null) {
            conn = dbMgr.getConnection(true);
            myConn = true;
        }
        if (brokerID == null) {
            brokerID = dbMgr.getBrokerID();
        }
        if (storeSession != null) {
            StoreSessionDAOImpl.checkStoreSessionOwner(conn, storeSession, brokerID);
            sql = selectTxnStatesBySessionSQL;
        }
        pstmt = dbMgr.createPreparedStatement(conn, sql);
        if (storeSession != null) {
            pstmt.setLong(1, storeSession.longValue());
        } else {
            pstmt.setString(1, brokerID);
        }
        rs = pstmt.executeQuery();
        while (rs.next()) {
            try {
                long id = rs.getLong(1);
                int type = rs.getInt(2);
                int state = rs.getInt(3);
                TransactionState txnState = (TransactionState) Util.readObject(rs, 4);
                txnState.setState(state);
                TransactionBroker[] txnBrokers = (TransactionBroker[]) Util.readObject(rs, 5);
                map.put(new TransactionUID(id), new TransactionInfo(txnState, null, txnBrokers, type));
            } catch (IOException e) {
                // fail to parse TransactionState object; just log it
                logger.logStack(Logger.ERROR, BrokerResources.X_PARSE_TRANSACTION_FAILED, e);
            }
        }
    } catch (Exception e) {
        myex = e;
        try {
            if ((conn != null) && !conn.getAutoCommit()) {
                conn.rollback();
            }
        } catch (SQLException rbe) {
            logger.log(Logger.ERROR, BrokerResources.X_DB_ROLLBACK_FAILED, rbe);
        }
        Exception ex;
        if (e instanceof BrokerException) {
            throw (BrokerException) e;
        } else if (e instanceof SQLException) {
            ex = DBManager.wrapSQLException("[" + sql + "]", (SQLException) e);
        } else {
            ex = e;
        }
        throw new BrokerException(br.getKString(BrokerResources.X_LOAD_TRANSACTIONS_FAILED), ex);
    } finally {
        if (myConn) {
            Util.close(rs, pstmt, conn, myex);
        } else {
            Util.close(rs, pstmt, null, myex);
        }
    }
    return map;
}