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Fix off-server-thread calls to get player list

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Mike Primm 2011-10-12 13:18:00 +08:00 committed by mikeprimm
parent 1253ac2e6a
commit 978a203aa9
2 changed files with 33 additions and 3 deletions
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10
src/main/java/org/dynmap/DynmapPlugin.java
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@ -268,6 +268,16 @@ public class DynmapPlugin extends JavaPlugin {
playerList = new PlayerList(getServer(), getFile("hiddenplayers.txt"), configuration);
playerList.load();
PlayerListener pl = new PlayerListener() {
public void onPlayerJoin(PlayerJoinEvent evt) {
playerList.updateOnlinePlayers(null);
}
public void onPlayerQuit(PlayerQuitEvent evt) {
playerList.updateOnlinePlayers(evt.getPlayer());
}
};
registerEvent(Type.PLAYER_JOIN, pl);
registerEvent(Type.PLAYER_QUIT, pl);
mapManager = new MapManager(this, configuration);
mapManager.startRendering();

26
src/main/java/org/dynmap/PlayerList.java
View File

@ -19,11 +19,13 @@ public class PlayerList {
private HashSet<String> hiddenPlayerNames = new HashSet<String>();
private File hiddenPlayersFile;
private ConfigurationNode configuration;
private Player[] online;
public PlayerList(Server server, File hiddenPlayersFile, ConfigurationNode configuration) {
this.server = server;
this.hiddenPlayersFile = hiddenPlayersFile;
this.configuration = configuration;
updateOnlinePlayers(null);
}
public void save() {
@ -75,10 +77,11 @@ public class PlayerList {
// TODO: Clean this up... one day
public Player[] getVisiblePlayers(String worldName) {
ArrayList<Player> visiblePlayers = new ArrayList<Player>();
Player[] onlinePlayers = server.getOnlinePlayers();
Player[] onlinePlayers = online; /* Use copied list - we don't call from server thread */
boolean useWhitelist = configuration.getBoolean("display-whitelist", false);
for (int i = 0; i < onlinePlayers.length; i++) {
Player p = onlinePlayers[i];
if(p == null) continue;
if (p.getWorld().getName().equals(worldName) && !(useWhitelist ^ hiddenPlayerNames.contains(p.getName().toLowerCase()))) {
visiblePlayers.add(p);
}
@ -90,10 +93,11 @@ public class PlayerList {
public Player[] getVisiblePlayers() {
ArrayList<Player> visiblePlayers = new ArrayList<Player>();
Player[] onlinePlayers = server.getOnlinePlayers();
Player[] onlinePlayers = online; /* Use copied list - we don't call from server thread */
boolean useWhitelist = configuration.getBoolean("display-whitelist", false);
for (int i = 0; i < onlinePlayers.length; i++) {
Player p = onlinePlayers[i];
if(p == null) continue;
if (!(useWhitelist ^ hiddenPlayerNames.contains(p.getName().toLowerCase()))) {
visiblePlayers.add(p);
}
@ -105,10 +109,11 @@ public class PlayerList {
public Set<Player> getHiddenPlayers() {
HashSet<Player> hidden = new HashSet<Player>();
Player[] onlinePlayers = server.getOnlinePlayers();
Player[] onlinePlayers = online; /* Use copied list - we don't call from server thread */
boolean useWhitelist = configuration.getBoolean("display-whitelist", false);
for (int i = 0; i < onlinePlayers.length; i++) {
Player p = onlinePlayers[i];
if(p == null) continue;
if (useWhitelist ^ hiddenPlayerNames.contains(p.getName().toLowerCase())) {
hidden.add(p);
}
@ -120,4 +125,19 @@ public class PlayerList {
boolean useWhitelist = configuration.getBoolean("display-whitelist", false);
return (!(useWhitelist ^ hiddenPlayerNames.contains(p.getName().toLowerCase())));
}
/**
* Call this from server thread to update player list safely
*/
void updateOnlinePlayers(Player skipone) {
Player[] players = server.getOnlinePlayers();
Player[] pl = new Player[players.length];
System.arraycopy(players, 0, pl, 0, pl.length);
if(skipone != null) {
for(int i = 0; i < pl.length; i++)
if(pl[i] == skipone)
pl[i] = null;
}
online = pl;
}
}