Altitude/AlttdGriefPrevention
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Player names cache to another thread.

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Should improve boot speed a lot for large / old servers.
This commit is contained in:
ryanhamshire 2015-02-26 18:38:58 -08:00
parent 97c9347772
commit d8804be658
1 changed files with 48 additions and 31 deletions
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79
src/me/ryanhamshire/GriefPrevention/GriefPrevention.java
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@ -315,37 +315,11 @@ public class GriefPrevention extends JavaPlugin
}
}
int playersCached = 0;
//cache offline players
OfflinePlayer [] offlinePlayers = this.getServer().getOfflinePlayers();
long now = System.currentTimeMillis();
final long millisecondsPerDay = 1000 * 60 * 60 * 24;
for(OfflinePlayer player : offlinePlayers)
{
try
{
UUID playerID = player.getUniqueId();
if(playerID == null) continue;
long lastSeen = player.getLastPlayed();
//if the player has been seen in the last 30 days, cache his name/UUID pair
long diff = now - lastSeen;
long daysDiff = diff / millisecondsPerDay;
if(daysDiff <= 30)
{
String playerName = player.getName();
if(playerName == null) continue;
this.playerNameToIDMap.put(playerName, playerID);
this.playerNameToIDMap.put(playerName.toLowerCase(), playerID);
playersCached++;
}
}
catch(Exception e)
{
e.printStackTrace();
}
}
AddLogEntry("Cached " + playersCached + " recent players.");
CacheOfflinePlayerNamesThread namesThread = new CacheOfflinePlayerNamesThread(offlinePlayers, this.playerNameToIDMap);
namesThread.setPriority(Thread.MIN_PRIORITY);
namesThread.start();
AddLogEntry("Boot finished.");
}
@ -2275,7 +2249,50 @@ public class GriefPrevention extends JavaPlugin
//helper method to resolve a player by name
ConcurrentHashMap<String, UUID> playerNameToIDMap = new ConcurrentHashMap<String, UUID>();
private OfflinePlayer resolvePlayerByName(String name)
//thread to build the above cache
private class CacheOfflinePlayerNamesThread extends Thread
{
private OfflinePlayer [] offlinePlayers;
private ConcurrentHashMap<String, UUID> playerNameToIDMap;
CacheOfflinePlayerNamesThread(OfflinePlayer [] offlinePlayers, ConcurrentHashMap<String, UUID> playerNameToIDMap)
{
this.offlinePlayers = offlinePlayers;
this.playerNameToIDMap = playerNameToIDMap;
}
public void run()
{
long now = System.currentTimeMillis();
final long millisecondsPerDay = 1000 * 60 * 60 * 24;
for(OfflinePlayer player : offlinePlayers)
{
try
{
UUID playerID = player.getUniqueId();
if(playerID == null) continue;
long lastSeen = player.getLastPlayed();
//if the player has been seen in the last 30 days, cache his name/UUID pair
long diff = now - lastSeen;
long daysDiff = diff / millisecondsPerDay;
if(daysDiff <= 30)
{
String playerName = player.getName();
if(playerName == null) continue;
this.playerNameToIDMap.put(playerName, playerID);
this.playerNameToIDMap.put(playerName.toLowerCase(), playerID);
}
}
catch(Exception e)
{
e.printStackTrace();
}
}
}
}
private OfflinePlayer resolvePlayerByName(String name)
{
//try online players first
Player targetPlayer = this.getServer().getPlayerExact(name);