Mercurial > hg > blitz_condensed
view src/org/dancres/blitz/LeaseControlImpl.java @ 22:b7e52953b7a6
Add some cache/memory statistics to help spot potential exhaustion and other tuning issues.
author | Dan Creswell <dan.creswell@gmail.com> |
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date | Fri, 28 Aug 2009 17:23:33 +0100 |
parents | 3dc0c5604566 |
children |
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package org.dancres.blitz; import java.io.IOException; import net.jini.core.lease.LeaseDeniedException; import net.jini.core.lease.UnknownLeaseException; import org.dancres.blitz.lease.SpaceUID; import org.dancres.blitz.lease.LeaseHandlers; import org.dancres.blitz.disk.DiskTxn; class LeaseControlImpl implements LeaseControl { public long renew(SpaceUID aUID, long aDuration) throws LeaseDeniedException, UnknownLeaseException, IOException { DiskTxn myTxn = DiskTxn.newTxn(); try { return LeaseHandlers.renew(aUID, aDuration); } finally { myTxn.commit(); } } public void cancel(SpaceUID aUID) throws UnknownLeaseException, IOException { DiskTxn myTxn = DiskTxn.newTxn(); try { LeaseHandlers.cancel(aUID); } finally { myTxn.commit(); } } }