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package com.sun.enterprise.transaction.api;
import javax.transaction.SystemException;
import javax.transaction.xa.XAResource;
import javax.transaction.xa.Xid;
import javax.resource.spi.XATerminator;
/**
* Transaction Manager extensions to support transaction inflow w/o resource adapter.
*/
public interface TransactionImport {
/**
* Recreate a transaction based on the Xid. This call causes the calling
* thread to be associated with the specified transaction.
*
*
* This method imports a transactional context controlled by an external transaction manager.
*
* @param xid the Xid object representing a transaction.
*/
public void recreate(Xid xid, long timeout);
/**
* Release a transaction. This call causes the calling thread to be
* dissociated from the specified transaction.
*
*
* This call releases transactional context imported by recreate method.
*
* @param xid the Xid object representing a transaction.
*/
public void release(Xid xid);
/**
* Provides a handle to a XATerminator instance.
*
*
The XATerminator exports 2PC protocol control to an external root transaction coordinator.
*
* @return a XATerminator instance.
*/
public XATerminator getXATerminator();
/**
* Return duration before current transaction would timeout.
*
* @return Returns the duration in seconds before current transaction would
* timeout.
* Returns zero if transaction has no timeout set and returns
* negative value if transaction already timed out.
*
* @exception IllegalStateException Thrown if the current thread is
* not associated with a transaction.
*
* @exception SystemException Thrown if the transaction manager
* encounters an unexpected error condition.
*/
public int getTransactionRemainingTimeout() throws SystemException;
/**
* Allows an arbitrary XAResource to register for recovery
*
* @param xaResource XAResource to register for recovery
*/
public void registerRecoveryResourceHandler(XAResource xaResource);
}