AtlasMediaGroup/TotalFreedomMod
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Wrapped rollback with a Callable to make sure that it executes on the Bukkit thread.

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Saw this in a log:

java.util.ConcurrentModificationException
	at java.util.ArrayList$Itr.checkForComodification(ArrayList.java:819)
	at java.util.ArrayList$Itr.next(ArrayList.java:791)
	at me.StevenLawson.TotalFreedomMod.TFM_RollbackManager.rollback(TFM_RollbackManager.java:94)
	at me.StevenLawson.TotalFreedomMod.Commands.Command_gtfo.run(Command_gtfo.java:51)
This commit is contained in:
StevenLawson 2013-09-15 14:11:36 -04:00
parent 81ee5f04dd
commit 65ba053aee
1 changed files with 48 additions and 30 deletions
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78
src/me/StevenLawson/TotalFreedomMod/TFM_RollbackManager.java
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@ -6,6 +6,8 @@ import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.concurrent.Callable;
import java.util.concurrent.Future;
import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.Material;
@ -84,39 +86,55 @@ public class TFM_RollbackManager
public static int rollback(final String playerName)
{
final List<RollbackEntry> entries = getEntriesByPlayer(playerName);
if (entries == null)
final Future<Integer> future = Bukkit.getScheduler().callSyncMethod(TotalFreedomMod.plugin, new Callable<Integer>()
{
@Override
public Integer call() throws Exception
{
final List<RollbackEntry> entries = getEntriesByPlayer(playerName);
if (entries == null)
{
return 0;
}
int count = entries.size();
for (RollbackEntry entry : entries)
{
if (entry != null)
{
entry.restore();
}
}
if (!REMOVE_ROLLBACK_HISTORY.contains(playerName.toLowerCase()))
{
REMOVE_ROLLBACK_HISTORY.add(playerName.toLowerCase());
}
new BukkitRunnable()
{
@Override
public void run()
{
if (REMOVE_ROLLBACK_HISTORY.contains(playerName.toLowerCase()))
{
REMOVE_ROLLBACK_HISTORY.remove(playerName.toLowerCase());
purgeEntries(playerName);
}
}
}.runTaskLater(TotalFreedomMod.plugin, 20L * 20L);
return count;
}
});
try
{
return future.get();
}
catch (Exception ex)
{
return 0;
}
int count = entries.size();
for (RollbackEntry entry : entries)
{
if (entry != null)
{
entry.restore();
}
}
if (!REMOVE_ROLLBACK_HISTORY.contains(playerName.toLowerCase()))
{
REMOVE_ROLLBACK_HISTORY.add(playerName.toLowerCase());
}
new BukkitRunnable()
{
@Override
public void run()
{
if (REMOVE_ROLLBACK_HISTORY.contains(playerName.toLowerCase()))
{
REMOVE_ROLLBACK_HISTORY.remove(playerName.toLowerCase());
purgeEntries(playerName);
}
}
}.runTaskLater(TotalFreedomMod.plugin, 20L * 20L);
return count;
}
public static int undoRollback(String playerName)