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Added check for duplicate form submissions to dialog/wizard framework

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2736 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Gavin Cornwell
2006-05-02 11:27:17 +00:00
parent aa417e841f
commit 86134ca56f
2 changed files with 34 additions and 25 deletions
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57
source/java/org/alfresco/web/bean/dialog/BaseDialogBean.java
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@@ -23,6 +23,8 @@ import org.alfresco.web.ui.common.Utils;
*/
public abstract class BaseDialogBean implements IDialogBean
{
protected boolean isFinished = false;
// services common to most dialogs
protected BrowseBean browseBean;
protected NavigationBean navigator;
@@ -34,6 +36,9 @@ public abstract class BaseDialogBean implements IDialogBean
{
// tell any beans to update themselves so the UI gets refreshed
UIContextService.getInstance(FacesContext.getCurrentInstance()).notifyBeans();
// reset the isFinished flag
this.isFinished = false;
}
public String cancel()
@@ -45,30 +50,36 @@ public abstract class BaseDialogBean implements IDialogBean
{
String outcome = getDefaultFinishOutcome();
UserTransaction tx = null;
try
// check the isFinished flag to stop the finish button
// being pressed multiple times
if (this.isFinished == false)
{
FacesContext context = FacesContext.getCurrentInstance();
tx = Repository.getUserTransaction(context);
tx.begin();
// call the actual implementation
outcome = finishImpl(context, outcome);
// persist the changes
tx.commit();
// allow any subclasses to perform post commit processing
// i.e. resetting state or setting status messages
outcome = doPostCommitProcessing(context, outcome);
}
catch (Throwable e)
{
// rollback the transaction
try { if (tx != null) {tx.rollback();} } catch (Exception ex) {}
Utils.addErrorMessage(formatErrorMessage(e));
outcome = null;
this.isFinished = true;
UserTransaction tx = null;
try
{
FacesContext context = FacesContext.getCurrentInstance();
tx = Repository.getUserTransaction(context);
tx.begin();
// call the actual implementation
outcome = finishImpl(context, outcome);
// persist the changes
tx.commit();
// allow any subclasses to perform post commit processing
// i.e. resetting state or setting status messages
outcome = doPostCommitProcessing(context, outcome);
}
catch (Throwable e)
{
// rollback the transaction
try { if (tx != null) {tx.rollback();} } catch (Exception ex) {}
Utils.addErrorMessage(formatErrorMessage(e));
outcome = null;
}
}
return outcome;