Package org.datanucleus.store.rdbms.datasource.dbcp.pool.impl.GenericKeyedObjectPool

Examples of org.datanucleus.store.rdbms.datasource.dbcp.pool.impl.GenericKeyedObjectPool.ObjectTimestampPair

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            boolean newlyCreated = false;
            if(null == latch.getPair()) {
                try {
                    Object obj = _factory.makeObject();
                    latch.setPair(new ObjectTimestampPair(obj));
                    newlyCreated = true;
                } finally {
                    if (!newlyCreated) {
                        // object cannot be created
                        synchronized (this) {
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                    shouldDestroy = true;
                } else if(success) {
                    // borrowObject always takes the first element from the queue,
                    // so for LIFO, push on top, FIFO add to end
                    if (_lifo) {
                        _pool.addFirst(new ObjectTimestampPair(obj));
                    } else {
                        _pool.addLast(new ObjectTimestampPair(obj));
                    }
                    if (decrementNumActive) {
                        _numActive--;
                    }
                    allocate();
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                _evictionCursor = (_pool.cursor(_lifo ? _pool.size() : 0));
            }
        }

        for (int i=0,m=getNumTests();i<m;i++) {
            final ObjectTimestampPair pair;
            synchronized (this) {
                if ((_lifo && !_evictionCursor.hasPrevious()) ||
                        !_lifo && !_evictionCursor.hasNext()) {
                    _evictionCursor.close();
                    _evictionCursor = _pool.cursor(_lifo ? _pool.size() : 0);
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        buf.append("Idle: ").append(getNumIdle()).append("\n");
        buf.append("Idle Objects:\n");
        Iterator it = _pool.iterator();
        long time = System.currentTimeMillis();
        while(it.hasNext()) {
            ObjectTimestampPair pair = (ObjectTimestampPair)(it.next());
            buf.append("\t").append(pair.value).append("\t").append(time - pair.tstamp).append("\n");
        }
        return buf.toString();
    }
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Related Classes of org.datanucleus.store.rdbms.datasource.dbcp.pool.impl.GenericKeyedObjectPool.ObjectTimestampPair

  • org.datanucleus.store.rdbms.datasource.dbcp.pool.impl.GenericObjectPool
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