refactor code

shiroha-server/src/main/java/io/nanachiyo0721/shiroha/commands/profiler/ProfilerCommand.java

@@ -38,9 +38,9 @@ public class ProfilerCommand extends RootNode {
         super("sprofiler", PERM_BASE);
         this.profilerManager = profilerManager;
         children(
-                new StartCommand(),
-                new StartAtCommand(),
-                new StopCommand()
+                StartCommand::new,
+                StartAtCommand::new,
+                StopCommand::new
         );
     }
 
@@ -145,7 +145,7 @@ public class ProfilerCommand extends RootNode {
     private final class StartCommand extends LiteralNode {
         private StartCommand() {
             super("start");
-            children(new TypeArg());
+            children(TypeArg::new);
         }
 
         @Override
@@ -157,7 +157,7 @@ public class ProfilerCommand extends RootNode {
     private final class TypeArg extends ArgumentNode<String> {
         private TypeArg() {
             super("type", StringArgumentType.word());
-            children(new CategoryArg());
+            children(CategoryArg::new);
         }
 
         @Override
@@ -175,7 +175,7 @@ public class ProfilerCommand extends RootNode {
     private final class CategoryArg extends ArgumentNode<String> {
         private CategoryArg() {
             super("category", StringArgumentType.word());
-            children(new RegionArg());
+            children(RegionArg::new);
         }
 
         @Override
@@ -193,7 +193,7 @@ public class ProfilerCommand extends RootNode {
     private final class RegionArg extends ArgumentNode<Long> {
         private RegionArg() {
             super("regionId", LongArgumentType.longArg(0L));
-            children(new SecondsArg());
+            children(SecondsArg::new);
         }
     }
 
@@ -218,7 +218,7 @@ public class ProfilerCommand extends RootNode {
     private final class StartAtCommand extends LiteralNode {
         private StartAtCommand() {
             super("start-at");
-            children(new CoordinateTypeArg());
+            children(CoordinateTypeArg::new);
         }
 
         @Override
@@ -230,7 +230,7 @@ public class ProfilerCommand extends RootNode {
     private final class CoordinateTypeArg extends ArgumentNode<String> {
         private CoordinateTypeArg() {
             super("coordinateType", StringArgumentType.word());
-            children(new CoordinateCategoryArg());
+            children(CoordinateCategoryArg::new);
         }
 
         @Override
@@ -248,7 +248,7 @@ public class ProfilerCommand extends RootNode {
     private final class CoordinateCategoryArg extends ArgumentNode<String> {
         private CoordinateCategoryArg() {
             super("coordinateCategory", StringArgumentType.word());
-            children(new WorldArg());
+            children(WorldArg::new);
         }
 
         @Override
@@ -266,7 +266,7 @@ public class ProfilerCommand extends RootNode {
     private final class WorldArg extends ArgumentNode<String> {
         private WorldArg() {
             super("world", StringArgumentType.word());
-            children(new BlockXArg());
+            children(BlockXArg::new);
         }
 
         @Override
@@ -282,14 +282,14 @@ public class ProfilerCommand extends RootNode {
     private final class BlockXArg extends ArgumentNode<Integer> {
         private BlockXArg() {
             super("blockX", IntegerArgumentType.integer());
-            children(new BlockZArg());
+            children(BlockZArg::new);
         }
     }
 
     private final class BlockZArg extends ArgumentNode<Integer> {
         private BlockZArg() {
             super("blockZ", IntegerArgumentType.integer());
-            children(new CoordinateSecondsArg());
+            children(CoordinateSecondsArg::new);
         }
     }
 
@@ -337,7 +337,7 @@ public class ProfilerCommand extends RootNode {
     private final class StopCommand extends LiteralNode {
         private StopCommand() {
             super("stop");
-            children(new SessionArg());
+            children(SessionArg::new);
         }
 
         @Override

shiroha-server/src/main/java/io/nanachiyo0721/shiroha/utils/profiling/RegionScheduleProfiler.java

@@ -92,6 +92,7 @@ public class RegionScheduleProfiler {
 
     /**
      * Gets the execution time of last operation
+     *
      * @return -1 -> no execution history yet, otherwise the execution time of last operation
      */
     public long lastExecutionTime() {

shiroha-server/src/main/java/io/nanachiyo0721/shiroha/utils/profiling/RegionScheduleProfilerManager.java

@@ -17,11 +17,7 @@ import java.nio.file.FileAlreadyExistsException;
 import java.nio.file.Files;
 import java.nio.file.LinkOption;
 import java.nio.file.Path;
-import java.util.Collections;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Objects;
+import java.util.*;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CompletionException;
 import java.util.concurrent.ConcurrentHashMap;