Examples of org.apache.ojb.odmg.TransactionImpl.lock()

Class org.apache.ojb.odmg.TransactionImpl

Examples of org.apache.ojb.odmg.TransactionImpl.lock()

org.apache.ojb.odmg.TransactionImpl.lock()
Upgrade the lock on the given object to the given lock mode. The call has no effect if the object's current lock is already at or above that level of lock mode. @param obj object to acquire a lock on. @param lockMode lock mode to acquire. The lock modesare READ , UPGRADE , and WRITE . @exception LockNotGrantedException Description of Exception

        {
            TransactionImpl tx = TxManagerFactory.instance().getTransaction();
            if ((tx != null) && (tx.isOpen()))
            {
                tx.lock(this, Transaction.WRITE);
                tx.lock(entry, Transaction.WRITE);
                tx.lock(key, Transaction.READ);
                tx.lock(value, Transaction.READ);
            }
            return null;
        }

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            TransactionImpl tx = TxManagerFactory.instance().getTransaction();
            if ((tx != null) && (tx.isOpen()))
            {
                tx.lock(this, Transaction.WRITE);
                tx.lock(entry, Transaction.WRITE);
                tx.lock(key, Transaction.READ);
                tx.lock(value, Transaction.READ);
            }
            return null;
        }
        else

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            if ((tx != null) && (tx.isOpen()))
            {
                tx.lock(this, Transaction.WRITE);
                tx.lock(entry, Transaction.WRITE);
                tx.lock(key, Transaction.READ);
                tx.lock(value, Transaction.READ);
            }
            return null;
        }
        else
        {

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            elements.add(entry);
            // if we are in a transaction: get locks !
            TransactionImpl tx = getTransaction();
            if ((tx != null) && (tx.isOpen()))
            {
                tx.lock(this, Transaction.WRITE);
                tx.lock(entry, Transaction.WRITE);
                tx.lock(o, Transaction.READ);
            }
            return true;
        }

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            // if we are in a transaction: get locks !
            TransactionImpl tx = getTransaction();
            if ((tx != null) && (tx.isOpen()))
            {
                tx.lock(this, Transaction.WRITE);
                tx.lock(entry, Transaction.WRITE);
                tx.lock(o, Transaction.READ);
            }
            return true;
        }
        else

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            TransactionImpl tx = getTransaction();
            if ((tx != null) && (tx.isOpen()))
            {
                tx.lock(this, Transaction.WRITE);
                tx.lock(entry, Transaction.WRITE);
                tx.lock(o, Transaction.READ);
            }
            return true;
        }
        else
        {

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        this.size++;
        // if we are in a transaction: acquire locks !
        TransactionImpl tx = TxManagerFactory.instance().getTransaction();
        if (checkForOpenTransaction(tx))
        {
            tx.lock(this, Transaction.WRITE);
            tx.lock(entry, Transaction.WRITE);
            tx.lock(element, Transaction.READ);
            entry.prepareForPersistency(tx.getBroker());
        }

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        // if we are in a transaction: acquire locks !
        TransactionImpl tx = TxManagerFactory.instance().getTransaction();
        if (checkForOpenTransaction(tx))
        {
            tx.lock(this, Transaction.WRITE);
            tx.lock(entry, Transaction.WRITE);
            tx.lock(element, Transaction.READ);
            entry.prepareForPersistency(tx.getBroker());
        }


        // changing the position markers of entries:

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        TransactionImpl tx = TxManagerFactory.instance().getTransaction();
        if (checkForOpenTransaction(tx))
        {
            tx.lock(this, Transaction.WRITE);
            tx.lock(entry, Transaction.WRITE);
            tx.lock(element, Transaction.READ);
            entry.prepareForPersistency(tx.getBroker());
        }


        // changing the position markers of entries:
        int offset = 0;

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            if ((tx != null) && (tx.isOpen()))
            {
                RuntimeObject rt = new RuntimeObject(this, tx);
                tx.lockAndRegister(rt, Transaction.WRITE, false);


                tx.lock(o, Transaction.READ);


                rt = new RuntimeObject(entry, tx, true);
                tx.lockAndRegister(rt, Transaction.WRITE, false);
            }
            return true;

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