Mercurial > hg > blitz_condensed
view src/org/dancres/blitz/txn/TxnGateway.java @ 34:6f68e94c1fb8 default tip
Add CondensedStats monitoring utility, equivalent to vmstat
author | Dominic Cleal <dominic-cleal@cdo2.com> |
---|---|
date | Thu, 05 Aug 2010 11:07:25 +0100 |
parents | 3dc0c5604566 |
children |
line wrap: on
line source
package org.dancres.blitz.txn; import java.rmi.RemoteException; import net.jini.core.transaction.UnknownTransactionException; import net.jini.core.transaction.CannotJoinException; import net.jini.core.transaction.server.CrashCountException; /** <p>TxnManager has no direct link with the remote layer, thus it must rely on a third party to handle the remote communication necessary. The object reponsible for this task should implement this interface. </p> <p>TxnGateway is reponsible for generating appropriate crashcount value.</p> <p>Various implementations are possible including: <ul> <li>Full remote communication with TransactionManager remote objects</li> <li>Communication with embedded local transaction manager for optimization or embedded space applications</li> </ul> */ public interface TxnGateway { public void join(TxnId anId) throws UnknownTransactionException, CannotJoinException, CrashCountException, RemoteException; public int getState(TxnId anId) throws UnknownTransactionException, RemoteException; }