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RM-3993 (Exceptions thrown when concurrently creating identical folder structure)

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This commit is contained in:
Tuna Aksoy
2016-09-20 00:54:14 +01:00
parent bf3bd71041
commit ca5316b6e2
1 changed files with 29 additions and 30 deletions
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33
rm-server/source/java/org/alfresco/module/org_alfresco_module_rm/action/impl/CopyMoveLinkFileToBaseAction.java
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@@ -11,12 +11,12 @@ import org.alfresco.module.org_alfresco_module_rm.model.RecordsManagementModel;
import org.alfresco.repo.action.ParameterDefinitionImpl; import org.alfresco.repo.action.ParameterDefinitionImpl;
import org.alfresco.repo.security.authentication.AuthenticationUtil; import org.alfresco.repo.security.authentication.AuthenticationUtil;
import org.alfresco.repo.security.authentication.AuthenticationUtil.RunAsWork; import org.alfresco.repo.security.authentication.AuthenticationUtil.RunAsWork;
import org.alfresco.repo.transaction.RetryingTransactionHelper;
import org.alfresco.service.cmr.action.Action; import org.alfresco.service.cmr.action.Action;
import org.alfresco.service.cmr.action.ParameterDefinition; import org.alfresco.service.cmr.action.ParameterDefinition;
import org.alfresco.service.cmr.dictionary.DataTypeDefinition; import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
import org.alfresco.service.cmr.model.FileFolderService; import org.alfresco.service.cmr.model.FileFolderService;
import org.alfresco.service.cmr.model.FileNotFoundException; import org.alfresco.service.cmr.model.FileNotFoundException;
import org.alfresco.service.cmr.repository.ChildAssociationRef;
import org.alfresco.service.cmr.repository.NodeRef; import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.namespace.QName; import org.alfresco.service.namespace.QName;
import org.apache.commons.logging.Log; import org.apache.commons.logging.Log;
@@ -103,7 +103,7 @@ public abstract class CopyMoveLinkFileToBaseAction extends RMActionExecuterAbstr
* @see org.alfresco.repo.action.executer.ActionExecuterAbstractBase#executeImpl(org.alfresco.service.cmr.action.Action, org.alfresco.service.cmr.repository.NodeRef) * @see org.alfresco.repo.action.executer.ActionExecuterAbstractBase#executeImpl(org.alfresco.service.cmr.action.Action, org.alfresco.service.cmr.repository.NodeRef)
*/ */
@Override @Override
protected void executeImpl(final Action action, final NodeRef actionedUponNodeRef) protected synchronized void executeImpl(final Action action, final NodeRef actionedUponNodeRef)
{ {
String actionName = action.getActionDefinitionName(); String actionName = action.getActionDefinitionName();
if (isOkToProceedWithAction(actionedUponNodeRef, actionName)) if (isOkToProceedWithAction(actionedUponNodeRef, actionName))
@@ -124,9 +124,16 @@ public abstract class CopyMoveLinkFileToBaseAction extends RMActionExecuterAbstr
// first look to see if the destination record folder has been specified // first look to see if the destination record folder has been specified
NodeRef recordFolder = (NodeRef)action.getParameterValue(PARAM_DESTINATION_RECORD_FOLDER); NodeRef recordFolder = (NodeRef)action.getParameterValue(PARAM_DESTINATION_RECORD_FOLDER);
if (recordFolder == null) if (recordFolder == null)
{
final boolean finaltargetIsUnfiledRecords = targetIsUnfiledRecords;
recordFolder = getTransactionService().getRetryingTransactionHelper().doInTransaction(new RetryingTransactionHelper.RetryingTransactionCallback<NodeRef>()
{
public NodeRef execute() throws Throwable
{ {
// get the reference to the record folder based on the relative path // get the reference to the record folder based on the relative path
recordFolder = createOrResolvePath(action, actionedUponNodeRef, targetIsUnfiledRecords); return createOrResolvePath(action, actionedUponNodeRef, finaltargetIsUnfiledRecords);
}
}, false, true);
} }
// now we have the reference to the target folder we can do some final checks to see if the action is valid // now we have the reference to the target folder we can do some final checks to see if the action is valid
@@ -333,19 +340,7 @@ public abstract class CopyMoveLinkFileToBaseAction extends RMActionExecuterAbstr
*/ */
private NodeRef getChild(NodeRef parent, String childName) private NodeRef getChild(NodeRef parent, String childName)
{ {
NodeRef child = null; return getNodeService().getChildByName(parent, ContentModel.ASSOC_CONTAINS, childName);
List<ChildAssociationRef> children = getNodeService().getChildAssocs(parent);
for (ChildAssociationRef childAssoc : children)
{
NodeRef childNodeRef = childAssoc.getChildRef();
String existingChildName = (String)getNodeService().getProperty(childNodeRef, ContentModel.PROP_NAME);
if(existingChildName.equals(childName))
{
child = childNodeRef;
break;
}
}
return child;
} }
/** /**
@@ -365,7 +360,10 @@ public abstract class CopyMoveLinkFileToBaseAction extends RMActionExecuterAbstr
@Override @Override
public NodeRef doWork() public NodeRef doWork()
{ {
NodeRef child = null; // double check that the child hasn't been created by another thread
NodeRef child = getChild(parent, childName);
if (child == null)
{
if (targetisUnfiledRecords) if (targetisUnfiledRecords)
{ {
child = fileFolderService.create(parent, childName, RecordsManagementModel.TYPE_UNFILED_RECORD_FOLDER).getNodeRef(); child = fileFolderService.create(parent, childName, RecordsManagementModel.TYPE_UNFILED_RECORD_FOLDER).getNodeRef();
@@ -382,6 +380,7 @@ public abstract class CopyMoveLinkFileToBaseAction extends RMActionExecuterAbstr
} }
child = filePlanService.createRecordCategory(parent, childName); child = filePlanService.createRecordCategory(parent, childName);
} }
}
return child; return child;
} }
}); });