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Fixed bug caused by transaction listeners registering more listeners during callbacks

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git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2347 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
2006-02-10 21:20:12 +00:00
parent 1edc42fc63
commit 681960a849
3 changed files with 152 additions and 16 deletions
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21
source/java/org/alfresco/repo/transaction/AlfrescoTransactionSupport.java
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@@ -16,8 +16,10 @@
*/
package org.alfresco.repo.transaction;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
@@ -485,6 +487,14 @@ public abstract class AlfrescoTransactionSupport
{
return listeners;
}
/**
* @return Returns the listeners in a list disconnected from the original set
*/
private List<TransactionListener> getListenersIterable()
{
return new ArrayList<TransactionListener>(listeners);
}
public String toString()
{
@@ -511,7 +521,7 @@ public abstract class AlfrescoTransactionSupport
integrityChecker.checkIntegrity();
}
// flush listeners
for (TransactionListener listener : listeners)
for (TransactionListener listener : getListenersIterable())
{
listener.flush();
}
@@ -568,7 +578,7 @@ public abstract class AlfrescoTransactionSupport
}
// These are still considered part of the transaction so are executed here
for (TransactionListener listener : listeners)
for (TransactionListener listener : getListenersIterable())
{
listener.beforeCommit(readOnly);
}
@@ -590,7 +600,7 @@ public abstract class AlfrescoTransactionSupport
logger.debug("Before completion: " + this);
}
// notify listeners
for (TransactionListener listener : listeners)
for (TransactionListener listener : getListenersIterable())
{
listener.beforeCompletion();
}
@@ -636,10 +646,11 @@ public abstract class AlfrescoTransactionSupport
}
}
List<TransactionListener> iterableListeners = getListenersIterable();
// notify listeners
if (status == TransactionSynchronization.STATUS_COMMITTED)
{
for (TransactionListener listener : listeners)
for (TransactionListener listener : iterableListeners)
{
try
{
@@ -655,7 +666,7 @@ public abstract class AlfrescoTransactionSupport
}
else
{
for (TransactionListener listener : listeners)
for (TransactionListener listener : iterableListeners)
{
try
{