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Some transaction retrying for Web Client

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5911 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2007-06-11 14:09:18 +00:00
parent d871aebc12
commit adb817b386
8 changed files with 547 additions and 526 deletions
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32
source/java/org/alfresco/web/bean/dialog/BaseDialogBean.java
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@@ -26,16 +26,15 @@ package org.alfresco.web.bean.dialog;
import java.text.MessageFormat;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.faces.context.FacesContext;
import javax.transaction.UserTransaction;
import org.alfresco.repo.transaction.RetryingTransactionHelper;
import org.alfresco.repo.transaction.RetryingTransactionHelper.RetryingTransactionCallback;
import org.alfresco.service.cmr.dictionary.DictionaryService;
import org.alfresco.service.cmr.model.FileFolderService;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.cmr.search.SearchService;
import org.alfresco.service.namespace.NamespaceService;
@@ -96,26 +95,29 @@ public abstract class BaseDialogBean implements IDialogBean
public String finish()
{
String outcome = getDefaultFinishOutcome();
final FacesContext context = FacesContext.getCurrentInstance();
final String defaultOutcome = getDefaultFinishOutcome();
String outcome = null;
// check the isFinished flag to stop the finish button
// being pressed multiple times
if (this.isFinished == false)
{
this.isFinished = true;
UserTransaction tx = null;
RetryingTransactionHelper txnHelper = Repository.getRetryingTransactionHelper(context);
RetryingTransactionCallback<String> callback = new RetryingTransactionCallback<String>()
{
public String execute() throws Throwable
{
// call the actual implementation
return finishImpl(context, defaultOutcome);
}
};
try
{
FacesContext context = FacesContext.getCurrentInstance();
tx = Repository.getUserTransaction(context);
tx.begin();
// call the actual implementation
outcome = finishImpl(context, outcome);
// persist the changes
tx.commit();
// Execute
outcome = txnHelper.doInTransaction(callback);
// allow any subclasses to perform post commit processing
// i.e. resetting state or setting status messages
@@ -126,8 +128,6 @@ public abstract class BaseDialogBean implements IDialogBean
// reset the flag so we can re-attempt the operation
isFinished = false;
// rollback the transaction
try { if (tx != null) {tx.rollback();} } catch (Exception ex) {}
Utils.addErrorMessage(formatErrorMessage(e), e);
outcome = getErrorOutcome(e);
}