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package com.sun.ejb.containers;
import java.util.ArrayList;
import java.util.Hashtable;
import java.util.Iterator;
import java.util.Vector;
import java.util.logging.Level;
import java.util.logging.Logger;
import jakarta.ejb.EJBException;
import jakarta.transaction.Synchronization;
import jakarta.transaction.SystemException;
import jakarta.transaction.Transaction;
import org.glassfish.ejb.config.EjbContainerAvailability;
import org.glassfish.ejb.deployment.descriptor.EjbDescriptor;
import com.sun.logging.LogDomains;
/**
* This class intercepts Synchronization notifications from
* the TransactionManager and forwards them to the appropriate container.
* There is one ContainerSynchronization instance per tx.
* All bean instances (of all types) participating in the tx must be
* added by the container to the ContainerSynchronization, so that
* the beans can be called during before/afterCompletion.
*
* This class also provides special methods for PersistenceManager Sync and
* Timer objects which must be called AFTER the containers during
* before/afterCompletion.
*
*/
final class ContainerSynchronization implements Synchronization
{
private static final Logger _logger =
LogDomains.getLogger(ContainerSynchronization.class, LogDomains.EJB_LOGGER);
private ArrayList beans = new ArrayList();
private Vector pmSyncs = new Vector();
private Hashtable timerSyncs = new Hashtable();
private Transaction tx; // the tx with which this Sync was registered
private EjbContainerUtil ejbContainerUtilImpl;
SFSBTxCheckpointCoordinator sfsbTxCoordinator;
// Note: this must be called only after a Tx is begun.
ContainerSynchronization(Transaction tx,
EjbContainerUtil ejbContainerUtilImpl)
{
this.tx = tx;
this.ejbContainerUtilImpl = ejbContainerUtilImpl;
}
Vector getBeanList(){
Vector vec = new Vector();
for (Iterator iter = beans.iterator(); iter.hasNext(); ) {
vec.add(iter.next());
}
return vec;
}
void addBean(EJBContextImpl bean)
{
beans.add(bean);
}
void removeBean(EJBContextImpl bean)
{
beans.remove(bean);
}
void addPMSynchronization(Synchronization sync)
{
pmSyncs.add(sync);
}
// Set synchronization object for a particular timer.
void addTimerSynchronization(TimerPrimaryKey timerId, Synchronization sync)
{
timerSyncs.put(timerId, sync);
}
// Might be null if no timer synch object for this timerId in this tx
Synchronization getTimerSynchronization(TimerPrimaryKey timerId) {
return (Synchronization) timerSyncs.get(timerId);
}
void removeTimerSynchronization(TimerPrimaryKey timerId) {
timerSyncs.remove(timerId);
}
public void beforeCompletion()
{
// first call beforeCompletion for each bean instance
for ( int i=0; i