Huge cleanup

bungee/src/main/java/me/lucko/luckperms/LPBungeePlugin.java

@@ -77,8 +77,7 @@ public class LPBungeePlugin extends Plugin implements LuckPermsPlugin {
 
     @Override
     public String getPlayerStatus(UUID uuid) {
-        if (getProxy().getPlayer(uuid) != null) return "&aOnline";
-        return "&cOffline";
+        return getProxy().getPlayer(uuid) != null ? "&aOnline" : "&cOffline";
     }
 
     @Override

bungee/src/main/java/me/lucko/luckperms/MainCommand.java

@@ -6,6 +6,7 @@ import net.md_5.bungee.api.CommandSender;
 import net.md_5.bungee.api.chat.TextComponent;
 import net.md_5.bungee.api.plugin.Command;
 
+import java.lang.ref.WeakReference;
 import java.util.Arrays;
 
 class MainCommand extends Command {
@@ -19,15 +20,20 @@ class MainCommand extends Command {
 
     @Override
     public void execute(CommandSender sender, String[] args) {
+        final WeakReference<CommandSender> cs = new WeakReference<>(sender);
         manager.onCommand(new Sender() {
             @Override
             public void sendMessage(String s) {
-                sender.sendMessage(new TextComponent(s));
+                final CommandSender c = cs.get();
+                if (c != null) {
+                    c.sendMessage(new TextComponent(s));
+                }
             }
 
             @Override
             public boolean hasPermission(String node) {
-                return sender.hasPermission(node);
+                final CommandSender c = cs.get();
+                return c != null && c.hasPermission(node);
             }
         }, Arrays.asList(args));
     }

bungee/src/main/java/me/lucko/luckperms/users/BungeeUser.java

@@ -29,14 +29,10 @@ public class BungeeUser extends User {
 
         // Clear existing permissions
         Collection<String> perms = new ArrayList<>(player.getPermissions());
-        for (String p : perms) {
-            player.setPermission(p, false);
-        }
+        perms.stream().forEach(p -> player.setPermission(p, false));
 
         // Re-add all defined permissions for the user
         Map<String, Boolean> local = getLocalPermissions(getPlugin().getConfiguration().getServer(), null);
-        for (String node : local.keySet()) {
-            player.setPermission(node, local.get(node));
-        }
+        local.entrySet().stream().forEach(e -> player.setPermission(e.getKey(), e.getValue()));
     }
 }

bungee/src/main/java/me/lucko/luckperms/users/BungeeUserManager.java

@@ -41,8 +41,6 @@ public class BungeeUserManager extends UserManager {
 
     @Override
     public void updateAllUsers() {
-        for (ProxiedPlayer p : plugin.getProxy().getPlayers()) {
-            plugin.getDatastore().loadUser(p.getUniqueId());
-        }
+        plugin.getProxy().getPlayers().stream().map(ProxiedPlayer::getUniqueId).forEach(u -> plugin.getDatastore().loadUser(u));
     }
 }