From 9160410a50e51d67fb2c03596212b729c8e0ebd2 Mon Sep 17 00:00:00 2001
From: snowleo <schneeleo@gmail.com>
Date: Tue, 23 Apr 2013 00:47:45 +0200
Subject: Allow to forceSave conf files

---
 .../com/earth2me/essentials/EssentialsConf.java    | 33 ++++++++++++++++++++--
 .../com/earth2me/essentials/EssentialsUpgrade.java |  6 ++--
 .../src/com/earth2me/essentials/api/Economy.java   |  2 +-
 3 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/Essentials/src/com/earth2me/essentials/EssentialsConf.java b/Essentials/src/com/earth2me/essentials/EssentialsConf.java
index 8f0c69dd6..26f9d1c9d 100644
--- a/Essentials/src/com/earth2me/essentials/EssentialsConf.java
+++ b/Essentials/src/com/earth2me/essentials/EssentialsConf.java
@@ -9,8 +9,10 @@ import java.nio.charset.Charset;
 import java.nio.charset.CharsetDecoder;
 import java.nio.charset.CoderResult;
 import java.util.*;
+import java.util.concurrent.ExecutionException;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
 import java.util.concurrent.atomic.AtomicInteger;
 import java.util.logging.Level;
 import java.util.logging.Logger;
@@ -249,6 +251,31 @@ public class EssentialsConf extends YamlConfiguration
 
 	@Override
 	public synchronized void save(final File file) throws IOException
+	{
+		delayedSave(file);
+	}
+
+	public synchronized void forceSave()
+	{
+		try
+		{
+			Future<?> future = delayedSave(configFile);
+			if (future != null)
+			{
+				future.get();
+			}
+		}
+		catch (InterruptedException ex)
+		{
+			LOGGER.log(Level.SEVERE, ex.getMessage(), ex);
+		}
+		catch (ExecutionException ex)
+		{
+			LOGGER.log(Level.SEVERE, ex.getMessage(), ex);
+		}
+	}
+
+	private Future<?> delayedSave(final File file)
 	{
 		//long startTime = System.nanoTime();
 		if (file == null)
@@ -260,14 +287,16 @@ public class EssentialsConf extends YamlConfiguration
 
 		if (data.length() == 0)
 		{
-			return;
+			return null;
 		}
 
 		pendingDiskWrites.incrementAndGet();
 
-		EXECUTOR_SERVICE.submit(new WriteRunner(configFile, data, pendingDiskWrites));
+		Future<?> future = EXECUTOR_SERVICE.submit(new WriteRunner(configFile, data, pendingDiskWrites));
 
 		//LOGGER.log(Level.INFO, configFile + " prepared for writing in " + (System.nanoTime() - startTime) + " nsec.");
+		
+		return future;
 	}
 
 
diff --git a/Essentials/src/com/earth2me/essentials/EssentialsUpgrade.java b/Essentials/src/com/earth2me/essentials/EssentialsUpgrade.java
index 384e15603..60b23a8c8 100644
--- a/Essentials/src/com/earth2me/essentials/EssentialsUpgrade.java
+++ b/Essentials/src/com/earth2me/essentials/EssentialsUpgrade.java
@@ -230,7 +230,7 @@ public class EssentialsUpgrade
 							config.removeProperty("home");
 							config.setProperty("home.default", worldName);
 							config.setProperty("home.worlds." + worldName, loc);
-							config.save();
+							config.forceSave();
 						}
 					}
 				}
@@ -285,7 +285,7 @@ public class EssentialsUpgrade
 							((Map<String, Object>)powertools).put(entry.getKey(), temp);
 						}
 					}
-					config.save();
+					config.forceSave();
 				}
 			}
 			catch (RuntimeException ex)
@@ -358,7 +358,7 @@ public class EssentialsUpgrade
 						}
 					}
 					config.removeProperty("home");
-					config.save();
+					config.forceSave();
 				}
 
 			}
diff --git a/Essentials/src/com/earth2me/essentials/api/Economy.java b/Essentials/src/com/earth2me/essentials/api/Economy.java
index 579afd4d1..c22145a13 100644
--- a/Essentials/src/com/earth2me/essentials/api/Economy.java
+++ b/Essentials/src/com/earth2me/essentials/api/Economy.java
@@ -42,7 +42,7 @@ public final class Economy
 		npcConfig.load();
 		npcConfig.setProperty("npc", true);
 		npcConfig.setProperty("money", ess.getSettings().getStartingBalance());
-		npcConfig.save();
+		npcConfig.forceSave();
 	}
 
 	private static void deleteNPC(String name)
-- 
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