Examples with TransactionContext org.apache.jackrabbit.data.core.TransactionContext used on opensource projects

Example 1 with TransactionContext

use of org.apache.jackrabbit.data.core.TransactionContext in project jackrabbit by apache.

the class XASessionImpl method start.

/**
     * {@inheritDoc}
     * <p>
     * If <code>TMNOFLAGS</code> is specified, we create a new transaction
     * context and associate it with this resource.
     * If <code>TMJOIN</code> is specified, this resource should use the
     * same transaction context as another, already known transaction.
     * If <code>TMRESUME</code> is specified, we should resume work on
     * a transaction context that was suspended earlier.
     * All other flags generate an <code>XAException</code> of type
     * <code>XAER_INVAL</code>
     */
public void start(Xid xid, int flags) throws XAException {
    if (isAssociated()) {
        log.error("Resource already associated with a transaction.");
        throw new XAException(XAException.XAER_PROTO);
    }
    TransactionContext tx = txGlobal.get(xid);
    if (flags == TMNOFLAGS) {
        if (tx != null) {
            throw new XAException(XAException.XAER_DUPID);
        }
        tx = createTransaction(xid);
    } else if (flags == TMJOIN) {
        if (tx == null) {
            throw new XAException(XAException.XAER_NOTA);
        }
    } else if (flags == TMRESUME) {
        if (tx == null) {
            throw new XAException(XAException.XAER_NOTA);
        }
        if (!tx.isSuspended()) {
            log.error("Unable to resume: transaction not suspended.");
            throw new XAException(XAException.XAER_PROTO);
        }
        tx.setSuspended(false);
    } else {
        throw new XAException(XAException.XAER_INVAL);
    }
    associate(tx);
}

Example 2 with TransactionContext

use of org.apache.jackrabbit.data.core.TransactionContext in project jackrabbit by apache.

the class XASessionImpl method end.

/**
     * {@inheritDoc}
     * <p>
     * If <code>TMSUCCESS</code> is specified, we disassociate this session
     * from the transaction specified.
     * If <code>TMFAIL</code> is specified, we disassociate this session from
     * the transaction specified and mark the transaction rollback only.
     * If <code>TMSUSPEND</code> is specified, we disassociate this session
     * from the transaction specified.
     * All other flags generate an <code>XAException</code> of type
     * <code>XAER_INVAL</code>
     * <p>
     * It is legal for a transaction association to be suspended and then
     * ended (either with <code>TMSUCCESS</code> or <code>TMFAIL</code>)
     * without having been resumed again.
     */
public void end(Xid xid, int flags) throws XAException {
    TransactionContext tx = txGlobal.get(xid);
    if (tx == null) {
        throw new XAException(XAException.XAER_NOTA);
    }
    if (flags == TMSUSPEND) {
        if (!isAssociated()) {
            log.error("Resource not associated with a transaction.");
            throw new XAException(XAException.XAER_PROTO);
        }
        associate(null);
        tx.setSuspended(true);
    } else if (flags == TMFAIL || flags == TMSUCCESS) {
        if (!tx.isSuspended()) {
            if (!isAssociated()) {
                log.error("Resource not associated with a transaction.");
                throw new XAException(XAException.XAER_PROTO);
            }
            associate(null);
        } else {
            tx.setSuspended(false);
        }
    } else {
        throw new XAException(XAException.XAER_INVAL);
    }
}

Example 3 with TransactionContext

use of org.apache.jackrabbit.data.core.TransactionContext in project jackrabbit by apache.

the class XASessionImpl method createTransaction.

/**
     * Create a new transaction context.
     * @param xid xid of global transaction.
     * @return transaction context
     */
private TransactionContext createTransaction(Xid xid) {
    TransactionContext tx = new TransactionContext(xid, txResources);
    txGlobal.put(xid, tx);
    return tx;
}

Example 4 with TransactionContext

use of org.apache.jackrabbit.data.core.TransactionContext in project jackrabbit by apache.

the class XASessionImpl method prepare.

/**
     * {@inheritDoc}
     */
public int prepare(Xid xid) throws XAException {
    TransactionContext tx = txGlobal.get(xid);
    if (tx == null) {
        throw new XAException(XAException.XAER_NOTA);
    }
    tx.prepare();
    return XA_OK;
}