/**
* Enable/disable jdo Database pooling. This option only affects JDO if transactionManager is set
* and a transaction is associated with the thread that call {@link #getDatabase}. If jdo Database
* pooling is enabled, JDO will first search in the pool to see if there is already a Database for
* the current transaction. If found, it returns the database; if not, it create a new one,
* associates it will the transaction and return the newly created Database.
*
* <p>This method should be called before the invocation of {@link #getDatabase}.
*
* <p><b>Experimental</b> maybe removed in the future releases
*
* @param pool true to enable database pooling
*/
public void setDatabasePooling(boolean pool) {
if (!pool) {
if (_txDbPool == null) return;
else if (_txDbPool.isEmpty()) {
_txDbPool = null;
return;
} else throw new IllegalStateException("JDO Pooling started. It can not be set to false");
} else {
if (_txDbPool == null) _txDbPool = new TxDatabaseMap();
return;
}
}
