Mercurial > hg > blitz_stable
view src/org/dancres/blitz/txn/CheckpointTask.java @ 35:6f68e94c1fb8 default tip
Add CondensedStats monitoring utility, equivalent to vmstat
author | Dominic Cleal <dominic-cleal@cdo2.com> |
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date | Thu, 05 Aug 2010 11:07:25 +0100 |
parents | 3dc0c5604566 |
children |
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package org.dancres.blitz.txn; import java.io.IOException; import java.util.logging.Level; import org.dancres.blitz.task.Task; class CheckpointTask implements Task { private boolean isDone = false; private IOException theIOE = null; public void run() { try { TxnManager.get().requestAsyncCheckpoint(); } catch (IOException anIOE) { TxnManager.theLogger.log(Level.SEVERE, "Checkpoint failed to complete", anIOE); theIOE = anIOE; } synchronized(this) { isDone = true; notify(); } } void waitForCompletion() throws IOException { synchronized(this) { while (!isDone) { try { wait(); } catch (InterruptedException anIE) { TxnManager.theLogger.log(Level.SEVERE, "Failed to wait for checkpoint completion", anIE); } } if (theIOE != null) throw theIOE; } } }