Merge pull request 'Improved stability' (#264) from stability into master

Reviewed-on: #264
Reviewed-by: YoyoNow <jwsteam@nidido.de>

src/de/steamwar/bungeecore/BungeeCore.java

@@ -92,8 +92,8 @@ public class BungeeCore extends Plugin {
         new BrandListener();
 
         new Node.LocalNode();
-        new Node.RemoteNode("lx");
-        new Node.RemoteNode("az");
+        //new Node.RemoteNode("lx");
+        //new Node.RemoteNode("az");
 
         commands.put("/tp", null);
         commands.put("/bc", null);

src/de/steamwar/bungeecore/Node.java

@@ -33,7 +33,7 @@ import java.util.logging.Level;
 public abstract class Node {
 
     private static final List<String> OPENJDK8_ARGS = Arrays.asList("-Dlog4j.configurationFile=log4j2.xml", "-server", "-Xms128M", "-XX:+UseCompressedOops", "-XX:+TieredCompilation", "-XX:TargetSurvivorRatio=90", "-XX:SurvivorRatio=8", "-XX:MaxTenuringThreshold=15", "-XX:+UnlockExperimentalVMOptions", "-XX:+UseBiasedLocking", "-XX:UseSSE=3", "-XX:+UseCodeCacheFlushing", "-XX:+UseThreadPriorities", "-XX:+AggressiveOpts", "-XX:+ReduceSignalUsage", "-XX:+UseInterpreter", "-XX:+UseSharedSpaces", "-XX:AllocatePrefetchStyle=1", "-XX:+AlwaysCompileLoopMethods", "-XX:+UseConcMarkSweepGC", "-XX:+RewriteFrequentPairs", "-XX:+OptimizeStringConcat", "-XX:+CMSCleanOnEnter", "-XX:+UseInlineCaches", "-XX:ThreadPriorityPolicy=42", "-XX:SharedReadOnlySize=30m", "-XX:+UseFastEmptyMethods", "-XX:+UseFastAccessorMethods");
-    private static final List<String> OPENJ9_ARGS = Arrays.asList("-Xsyslog:none", "-Xtrace:none", "-Xdisableexplicitgc", "-XX:+AlwaysPreTouch", "-XX:+CompactStrings", "-Dlog4j.configurationFile=log4j2.xml");
+    private static final List<String> OPENJ9_ARGS = Arrays.asList("-Xgc:excessiveGCratio=80", "-Xsyslog:none", "-Xtrace:none", "-Xdisableexplicitgc", "-XX:+AlwaysPreTouch", "-XX:+CompactStrings", "-Dlog4j.configurationFile=log4j2.xml");
     private static final double MIN_FREE_MEM = 4.0 * 1024 * 1024; // 4 GiB
 
     private static final List<Node> nodes = new ArrayList<>();

src/de/steamwar/bungeecore/sql/SteamwarUser.java

@@ -37,10 +37,7 @@ import java.sql.ResultSet;
 import java.sql.SQLException;
 import java.sql.Timestamp;
 import java.time.format.DateTimeFormatter;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Scanner;
-import java.util.UUID;
+import java.util.*;
 import java.util.logging.Level;
 
 
@@ -207,8 +204,8 @@ public class SteamwarUser {
             final URL url = new URL(API_URL + playerName);
             String uuid = jsonParser.parse(new Scanner(url.openConnection().getInputStream()).nextLine()).getAsJsonObject().get("id").getAsString();
             return UUID.fromString(uuid.replaceFirst("(\\w{8})(\\w{4})(\\w{4})(\\w{4})(\\w{12})", "$1-$2-$3-$4-$5"));
-        } catch (IOException e) {
-            BungeeCore.get().getLogger().log(Level.SEVERE, "Could not get offline player UUID", e);
+        } catch (NoSuchElementException | IOException e) {
+            BungeeCore.get().getLogger().log(Level.SEVERE, "Could not get offline player UUID " + playerName, e);
             return null;
         }
     }