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Merged V2.1 to HEAD

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6944: More hibernate session cache taming.
   6945: Times for commits are close to linear in the number of items submitted.
   6946: Missing break statement. (Courtesy of Jan).
   6948: Fixed session cache eviction problem triggered by resetLayer().
   6956: Wrapped AVMService and AttributeService in TransactionResourceInterceptor.
   Reverted log4j.properties


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@7368 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2007-11-12 23:18:09 +00:00
parent e3d5cececb
commit 209dd85a0d
23 changed files with 416 additions and 306 deletions
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34
source/java/org/alfresco/repo/transaction/RetryingTransactionAdvice.java
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@@ -1,5 +1,5 @@
/**
*
*
*/
package org.alfresco.repo.transaction;
@@ -10,6 +10,7 @@ import org.aopalliance.intercept.MethodInvocation;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.StaleObjectStateException;
import org.hibernate.StaleStateException;
import org.hibernate.exception.LockAcquisitionException;
import org.springframework.aop.framework.ReflectiveMethodInvocation;
import org.springframework.dao.ConcurrencyFailureException;
@@ -19,38 +20,38 @@ import org.springframework.transaction.TransactionDefinition;
import org.springframework.transaction.TransactionStatus;
/**
*
*
* @author britt
*/
public class RetryingTransactionAdvice implements MethodInterceptor
public class RetryingTransactionAdvice implements MethodInterceptor
{
private static Log fgLogger = LogFactory.getLog(RetryingTransactionAdvice.class);
/**
* The transaction manager instance.
*/
private PlatformTransactionManager fTxnManager;
/**
* The TransactionDefinition.
*/
private TransactionDefinition fDefinition;
/**
* The maximum number of retries.
*/
private int fMaxRetries;
/**
* A Random number generator for getting retry intervals.
*/
private Random fRandom;
public RetryingTransactionAdvice()
{
fRandom = new Random(System.currentTimeMillis());
}
/**
* Setter.
*/
@@ -66,7 +67,7 @@ public class RetryingTransactionAdvice implements MethodInterceptor
{
fDefinition = def;
}
/**
* Setter.
*/
@@ -74,11 +75,11 @@ public class RetryingTransactionAdvice implements MethodInterceptor
{
fMaxRetries = maxRetries;
}
/* (non-Javadoc)
* @see org.aopalliance.intercept.MethodInterceptor#invoke(org.aopalliance.intercept.MethodInvocation)
*/
public Object invoke(MethodInvocation methodInvocation) throws Throwable
public Object invoke(MethodInvocation methodInvocation) throws Throwable
{
RuntimeException lastException = null;
for (int count = 0; fMaxRetries < -1 || count < fMaxRetries; count++)
@@ -101,9 +102,9 @@ public class RetryingTransactionAdvice implements MethodInterceptor
{
fgLogger.debug("Transaction succeeded after " + count + " retries.");
}
}
}
return result;
}
}
catch (RuntimeException e)
{
if (txn != null && isNewTxn && !txn.isCompleted())
@@ -122,7 +123,8 @@ public class RetryingTransactionAdvice implements MethodInterceptor
if (t instanceof ConcurrencyFailureException ||
t instanceof DeadlockLoserDataAccessException ||
t instanceof StaleObjectStateException ||
t instanceof LockAcquisitionException)
t instanceof LockAcquisitionException ||
t instanceof StaleStateException)
{
shouldRetry = true;
try
@@ -131,7 +133,7 @@ public class RetryingTransactionAdvice implements MethodInterceptor
}
catch (InterruptedException ie)
{
// Do nothing.
// Do nothing.
}
break;
}