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authorsnowleo <schneeleo@gmail.com>2011-12-06 14:39:52 +0100
committersnowleo <schneeleo@gmail.com>2011-12-06 14:39:52 +0100
commit51390a969809f779bd867d697e3b7950fdf2740c (patch)
tree023ac08ce3eb88e6a3c457fd7191305ccfdb1d4e /EssentialsSpawn/src
parent019b49ef11b453026e63b9e683d7827b85c81ab9 (diff)
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Prevent some rare cases of NPE and Deadlocks, better error handling on yaml load
Diffstat (limited to 'EssentialsSpawn/src')
-rw-r--r--EssentialsSpawn/src/com/earth2me/essentials/spawn/EssentialsSpawn.java1
-rw-r--r--EssentialsSpawn/src/com/earth2me/essentials/spawn/SpawnStorage.java22
2 files changed, 21 insertions, 2 deletions
diff --git a/EssentialsSpawn/src/com/earth2me/essentials/spawn/EssentialsSpawn.java b/EssentialsSpawn/src/com/earth2me/essentials/spawn/EssentialsSpawn.java
index 6f6244f25..ad42f9dee 100644
--- a/EssentialsSpawn/src/com/earth2me/essentials/spawn/EssentialsSpawn.java
+++ b/EssentialsSpawn/src/com/earth2me/essentials/spawn/EssentialsSpawn.java
@@ -35,6 +35,7 @@ public class EssentialsSpawn extends JavaPlugin
}
spawns = new SpawnStorage(ess);
+ ess.addReloadListener(spawns);
final EssentialsSpawnPlayerListener playerListener = new EssentialsSpawnPlayerListener(ess, spawns);
pluginManager.registerEvent(Type.PLAYER_RESPAWN, playerListener, Priority.Low, this);
diff --git a/EssentialsSpawn/src/com/earth2me/essentials/spawn/SpawnStorage.java b/EssentialsSpawn/src/com/earth2me/essentials/spawn/SpawnStorage.java
index ac98b5921..02fb26c9b 100644
--- a/EssentialsSpawn/src/com/earth2me/essentials/spawn/SpawnStorage.java
+++ b/EssentialsSpawn/src/com/earth2me/essentials/spawn/SpawnStorage.java
@@ -6,12 +6,14 @@ import com.earth2me.essentials.IEssentialsModule;
import com.earth2me.essentials.settings.Spawns;
import com.earth2me.essentials.storage.AbstractDelayedYamlFileReader;
import com.earth2me.essentials.storage.AbstractDelayedYamlFileWriter;
+import com.earth2me.essentials.storage.ObjectLoadException;
import com.earth2me.essentials.storage.StorageObject;
import java.io.File;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import java.util.concurrent.locks.ReentrantReadWriteLock;
+import org.bukkit.Bukkit;
import org.bukkit.Location;
import org.bukkit.World;
@@ -35,6 +37,10 @@ public class SpawnStorage implements IConf, IEssentialsModule
rwl.writeLock().lock();
try
{
+ if (spawns == null)
+ {
+ spawns = new Spawns();
+ }
if (spawns.getSpawns() == null)
{
spawns.setSpawns(new HashMap<String, Location>());
@@ -136,9 +142,21 @@ public class SpawnStorage implements IConf, IEssentialsModule
}
@Override
- public void onFinish(final Spawns object)
+ public void onSuccess(final Spawns object)
+ {
+ if (object != null)
+ {
+ spawns = object;
+ }
+ rwl.writeLock().unlock();
+ }
+
+ @Override
+ public void onException()
{
- spawns = object;
+ if (spawns == null) {
+ spawns = new Spawns();
+ }
rwl.writeLock().unlock();
}
}