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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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32
source/java/org/alfresco/repo/domain/hibernate/SessionSizeResourceManager.java
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@@ -15,11 +15,11 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* As a special exception to the terms and conditions of version 2.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* and Open Source Software ("FLOSS") applications as described in Alfresco's
* FLOSS exception. You should have recieved a copy of the text describing
* the FLOSS exception, and it is also available here:
* As a special exception to the terms and conditions of version 2.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* and Open Source Software ("FLOSS") applications as described in Alfresco's
* FLOSS exception. You should have recieved a copy of the text describing
* the FLOSS exception, and it is also available here:
* http://www.alfresco.com/legal/licensing
*/
package org.alfresco.repo.domain.hibernate;
@@ -27,6 +27,7 @@ package org.alfresco.repo.domain.hibernate;
import java.lang.reflect.Method;
import java.util.Map;
import org.alfresco.repo.avm.hibernate.SessionCacheChecker;
import org.alfresco.repo.transaction.AlfrescoTransactionSupport;
import org.alfresco.util.resource.MethodResourceManager;
import org.apache.commons.logging.Log;
@@ -44,9 +45,9 @@ import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
* passes stateful objects back and forth. There must be no <code>Session</code>-linked
* objects up the stack from where this instance resides. Failure to observe this will
* most likely result in data loss of a sporadic nature.
*
*
* @see org.alfresco.repo.domain.hibernate.HibernateNodeTest#testPostCommitClearIssue()
*
*
* @author Derek Hulley
*/
public class SessionSizeResourceManager extends HibernateDaoSupport implements MethodResourceManager
@@ -55,7 +56,7 @@ public class SessionSizeResourceManager extends HibernateDaoSupport implements M
private static final String KEY_DISABLE_IN_TRANSACTION = "SessionSizeResourceManager.DisableInTransaction";
private static Log logger = LogFactory.getLog(SessionSizeResourceManager.class);
/** Default 1000 */
private int threshold;
@@ -71,7 +72,7 @@ public class SessionSizeResourceManager extends HibernateDaoSupport implements M
/**
* @return Returns true if the resource management must be ignored in the current transaction.
* If <code>false</code>, the global setting will take effect.
*
*
* @see #setDisableInTransaction()
*/
public static boolean isDisableInTransaction()
@@ -86,7 +87,7 @@ public class SessionSizeResourceManager extends HibernateDaoSupport implements M
return true;
}
}
/**
* Default public constructor required for bean instantiation.
*/
@@ -94,14 +95,14 @@ public class SessionSizeResourceManager extends HibernateDaoSupport implements M
{
this.threshold = 1000;
}
/**
* Set the {@link Session#clear()} threshold. If the number of entities and collections in the
* current session exceeds this number, then the session will be cleared. Have you read the
* disclaimer?
*
*
* @param threshold the maximum number of entities and associations to keep in memory
*
*
* @see #threshold
*/
public void setThreshold(int threshold)
@@ -114,6 +115,11 @@ public class SessionSizeResourceManager extends HibernateDaoSupport implements M
long transactionElapsedTimeNs,
Method currentMethod)
{
if (logger.isDebugEnabled())
{
logger.debug("Session Size Manager Invoked.");
SessionCacheChecker.instance.check();
}
if (isDisableInTransaction())
{
// Don't do anything