update test EventBus

anvil-loader/src/main/java/com/flowpowered/nbt/TagType.java

@@ -1,7 +1,6 @@
 package com.flowpowered.nbt;
 
 import java.util.HashMap;
-import java.util.List;
 import java.util.Map;
 
 public enum TagType {

anvil-loader/src/main/java/mc/world/anvil/AnvilChunkProvider.java

@@ -7,7 +7,6 @@ import mc.core.world.chunk.Chunk;
 import mc.core.world.chunk.ChunkProvider;
 import org.springframework.stereotype.Component;
 
-import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 
@@ -20,7 +19,7 @@ public class AnvilChunkProvider implements ChunkProvider {
 
     public AnvilChunkProvider(String mapPath) {
         Path pathMap = Paths.get(mapPath);
-        if (Files.exists(pathMap)) {
+        if (pathMap.toFile().exists()) {
             log.info("Use Anvil map from \"{}\"", pathMap);
             this.setRegionManager(new RegionManager(pathMap.resolve("region")));
         } else {

anvil-loader/src/main/java/mc/world/anvil/AnvilChunkSection.java

@@ -2,7 +2,6 @@ package mc.world.anvil;
 
 import gnu.trove.list.TByteList;
 import gnu.trove.list.array.TByteArrayList;
-import gnu.trove.list.linked.TByteLinkedList;
 import lombok.Getter;
 import lombok.Setter;
 import mc.core.utils.NibbleArray;

anvil-loader/src/main/java/mc/world/anvil/RegionManager.java

@@ -7,7 +7,6 @@ import mc.core.utils.CompactedCoords;
 import org.springframework.lang.Nullable;
 
 import java.io.IOException;
-import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 
@@ -32,7 +31,7 @@ public class RegionManager {
             return regions.get(xz);
         } else {
             Path regionFilePath = regionFilesPath.resolve("r." + x + "." + z + ".mca");
-            if (Files.exists(regionFilePath)) {
+            if (regionFilePath.toFile().exists()) {
                 try {
                     Region region = new Region(regionFilePath.toFile());
                     regions.put(xz, region);

build.gradle

@@ -25,6 +25,7 @@ plugins {
 
 allprojects {
     repositories {
+        mavenLocal()
         mavenCentral()
         maven { url 'https://oss.sonatype.org/content/groups/public/' }
     }
@@ -32,6 +33,7 @@ allprojects {
 
 subprojects {
     apply plugin: 'java'
+    apply plugin: 'jacoco'
 
     compileJava {
         sourceCompatibility = 1.8
@@ -71,8 +73,8 @@ subprojects {
 
         /* Testing */
         testImplementation (group: 'org.junit.jupiter',   name: 'junit-jupiter-api',    version: junit_version)
-        testRuntimeOnly(group: 'org.junit.jupiter', name: 'junit-jupiter-engine', version: junit_version)
-        testImplementation(group: 'org.junit.jupiter', name: 'junit-jupiter-params', version: junit_version)
+        testRuntimeOnly    (group: 'org.junit.jupiter',   name: 'junit-jupiter-engine', version: junit_version)
+        testImplementation (group: 'org.junit.jupiter',   name: 'junit-jupiter-params', version: junit_version)
         testCompile        (group: 'org.slf4j',           name: 'slf4j-simple',         version: slf4j_version)
         testCompile        (group: 'org.mockito',         name: 'mockito-core',         version: '1.10.19')
         testCompile        (group: 'org.springframework', name: 'spring-test',          version: spring_version)
@@ -82,6 +84,10 @@ subprojects {
         useJUnitPlatform()
     }
 
+    jacoco {
+        toolVersion = '0.8.3'
+    }
+
     task copyDep(type: Copy) {
         into 'libs'
         from configurations.compile + configurations.runtime - configurations.compile_excludeCopy

core/src/main/java/mc/core/CoreEventListener.java

@@ -19,42 +19,24 @@ public class CoreEventListener {
         EventBus.getInstance().registerSubscribes(this);
     }
 
-    @Subscriber
-    public void handlerPlayerMoveEvent(CS_PlayerMoveEvent event) {
-        Chunk chunk;
-        chunk = event.getPlayer().getWorld().getChunk(event.getOldLocation().toBlockLocation()); // Old chunk
-        if (chunk == null) return;
-        int ccX = chunk.getX();
-        int ccZ = chunk.getZ();
-        chunk = event.getPlayer().getWorld().getChunk(event.getNewLocation().toBlockLocation()); // Next chunk
-        if (chunk == null) return;
-        int ncX = chunk.getX();
-        int ncZ = chunk.getZ();
-
-        if (event.isRecalcChunk() || (ncX != ccX || ncZ != ccZ)) {
-            final int viewDistance = event.getPlayer().getSettings().getViewDistance() + 1;
-            int cMinX = chunk.getX() - viewDistance;
-            int cMaxX = chunk.getX() + viewDistance;
-            int cMinZ = chunk.getZ() - viewDistance;
-            int cMaxZ = chunk.getZ() + viewDistance;
-
+    private void processLoadChunks(CS_PlayerMoveEvent event, int cMinX, int cMaxX, int cMinZ, int cMaxZ) {
         SC_ChunkLoadEvent eventChunkLoad = new SC_ChunkLoadEvent(event.getPlayer());
         for (int cZ = cMinZ; cZ <= cMaxZ; cZ++) {
             for (int cX = cMinX; cX <= cMaxX; cX++) {
                 int compressXZ = CompactedCoords.compressXZ(cX, cZ);
-                    if (!event.getPlayer().getLoadedChunks().contains(compressXZ)) {
                 if (!event.getPlayer().getLoadedChunks().contains(compressXZ)) {
                     eventChunkLoad.getNeedLoadChunks().add(compressXZ);
                     event.getPlayer().getLoadedChunks().add(compressXZ);
                 }
             }
         }
-            }
 
         if (!eventChunkLoad.getNeedLoadChunks().isEmpty()) {
             EventBus.getInstance().post(eventChunkLoad);
         }
+    }
 
+    private void processUnloadChunks(CS_PlayerMoveEvent event, int cMinX, int cMaxX, int cMinZ, int cMaxZ) {
         SC_ChunkUnloadEvent eventChunkUnload = new SC_ChunkUnloadEvent(event.getPlayer());
         Iterator<Integer> itr = event.getPlayer().getLoadedChunks().iterator();
         while(itr.hasNext()) {
@@ -71,6 +53,30 @@ public class CoreEventListener {
         }
     }
 
+    @Subscriber
+    public void handlerPlayerMoveEvent(CS_PlayerMoveEvent event) {
+        Chunk chunk;
+        chunk = event.getPlayer().getWorld().getChunk(event.getOldLocation().toBlockLocation()); // Old chunk
+        if (chunk == null) return;
+        int ccX = chunk.getX();
+        int ccZ = chunk.getZ();
+        chunk = event.getPlayer().getWorld().getChunk(event.getNewLocation().toBlockLocation()); // Next chunk
+        if (chunk == null) return;
+        int ncX = chunk.getX();
+        int ncZ = chunk.getZ();
+
+        if (event.isRecalcChunk() || (ncX != ccX || ncZ != ccZ)) {
+            final int viewDistance = event.getPlayer().getSettings().getViewDistance() + 1;
+            final int cMinX = chunk.getX() - viewDistance;
+            final int cMaxX = chunk.getX() + viewDistance;
+            final int cMinZ = chunk.getZ() - viewDistance;
+            final int cMaxZ = chunk.getZ() + viewDistance;
+
+            processLoadChunks(event, cMinX, cMaxX, cMinZ, cMaxZ);
+            processUnloadChunks(event, cMinX, cMaxX, cMinZ, cMaxZ);
+
+        }
+
         event.getPlayer().getLocation().setXYZ(
                 event.getNewLocation().getX(),
                 event.getNewLocation().getY(),

core/src/main/java/mc/core/EntityLocation.java

@@ -3,12 +3,14 @@ package mc.core;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import mc.core.world.block.BlockLocation;
 
+@Slf4j
 @NoArgsConstructor
 @AllArgsConstructor
 @Data
-public class EntityLocation implements Cloneable {
+public class EntityLocation {
     private double x, y, z;
     private float yaw, pitch;
 
@@ -48,13 +50,7 @@ public class EntityLocation implements Cloneable {
         return new BlockLocation(getBlockX(), getBlockY(), getBlockZ());
     }
 
-    @Override
-    public EntityLocation clone() {
-        try {
-            return (EntityLocation) super.clone();
-        } catch (CloneNotSupportedException e) {
-            e.printStackTrace();
-            return ZERO();
-        }
+    public EntityLocation copy() {
+        return new EntityLocation(x, y, z, yaw, pitch);
     }
 }

core/src/main/java/mc/core/Main.java

@@ -7,17 +7,16 @@ import org.apache.commons.io.IOUtils;
 import org.springframework.context.ApplicationContext;
 import org.springframework.context.support.FileSystemXmlApplicationContext;
 
+import java.io.File;
 import java.io.FileOutputStream;
 import java.io.IOException;
-import java.nio.file.Files;
-import java.nio.file.Paths;
 
 @Slf4j
 public class Main {
     private static ApplicationContext createContext() {
         final String springXml = System.getProperty("springConfig", "./spring.xml");
 
-        if (!Files.exists(Paths.get(springXml))) {
+        if (!(new File(springXml)).exists()) {
             log.info("File \"{}\" not found. Get default config.", springXml);
             try (FileOutputStream fos = new FileOutputStream(springXml)) {
                 IOUtils.copy(Main.class.getResourceAsStream("/spring.xml"), fos);

core/src/main/java/mc/core/embedded/FakeServer.java

@@ -2,7 +2,6 @@ package mc.core.embedded;
 
 import lombok.extern.slf4j.Slf4j;
 import mc.core.network.Server;
-import mc.core.network.StartServerException;
 
 @Slf4j
 public class FakeServer implements Server {

core/src/main/java/mc/core/eventbus/EventBus.java

@@ -9,6 +9,7 @@ import org.slf4j.helpers.MessageFormatter;
 
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
 import java.util.*;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.stream.Stream;
@@ -25,9 +26,11 @@ public class EventBus {
     private Stream<Method> getMethods(Object subscriberObject) {
         return Stream.of(subscriberObject.getClass().getDeclaredMethods())
                 .filter(method -> method.isAnnotationPresent(Subscriber.class))
+                .filter(method -> !Modifier.isPrivate(method.getModifiers()))
                 .filter(method -> method.getReturnType().equals(Void.TYPE))
                 .filter(method -> method.getParameterCount() == 1)
-                .filter(method -> Event.class.isAssignableFrom(method.getParameterTypes()[0]));
+                .filter(method -> Event.class.isAssignableFrom(method.getParameterTypes()[0]))
+                .filter(method -> method.getParameterTypes()[0] != Event.class);
     }
 
     @SuppressWarnings("unchecked")
@@ -63,14 +66,15 @@ public class EventBus {
     }
 
     public void post(Event event) {
+        if (subscribes.containsKey(event.getClass())) {
             eventQueue.add(event);
         }
+    }
 
     public void process() {
         Event event;
         while ((event = eventQueue.poll()) != null) {
             final Class<? extends Event> type = event.getClass();
-            if (subscribes.containsKey(type)) {
             final List<Pair<Object, Method>> pairs = subscribes.get(type);
             for (Pair<Object, Method> pair : pairs) {
                 try {
@@ -85,5 +89,4 @@ public class EventBus {
             }
         }
     }
-    }
 }

core/src/main/java/mc/core/network/NetInputStream.java

@@ -31,7 +31,7 @@ public abstract class NetInputStream extends InputStream {
     public abstract double readDouble();
     public abstract String readString();
     public abstract UUID readUUID();
-    public abstract Tag<?> readNBT();
+    public abstract Tag readNBT();
 
     public abstract void skipBytes(int count);
 

core/src/main/java/mc/core/utils/CompactedCoords.java

@@ -1,8 +1,11 @@
 package mc.core.utils;
 
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 
 @Slf4j
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
 public class CompactedCoords {
     public static int compressXZ(int x, int z) {
         if (x < Short.MIN_VALUE || x > Short.MAX_VALUE ||

core/src/main/java/mc/core/world/Biome.java

@@ -2,7 +2,6 @@ package mc.core.world;
 
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
 
 import java.util.Arrays;
 

core/src/main/java/mc/core/world/block/BlockLocation.java

@@ -3,11 +3,13 @@ package mc.core.world.block;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 
+@Slf4j
 @NoArgsConstructor
 @AllArgsConstructor
 @Data
-public class BlockLocation implements Cloneable {
+public class BlockLocation {
     private int x, y, z;
 
     public static BlockLocation ZERO() {
@@ -20,13 +22,7 @@ public class BlockLocation implements Cloneable {
         this.z = z;
     }
 
-    @Override
-    public BlockLocation clone() {
-        try {
-            return (BlockLocation) super.clone();
-        } catch (CloneNotSupportedException e) {
-            e.printStackTrace();
-            return ZERO();
-        }
+    public BlockLocation copy() {
+        return new BlockLocation(x, y, z);
     }
 }

core/src/main/java/mc/core/world/block/BlockType.java

@@ -8,8 +8,8 @@ import lombok.extern.slf4j.Slf4j;
 
 import java.util.Arrays;
 import java.util.Optional;
-import java.util.stream.Stream;
 
+@SuppressWarnings("unused")
 @Slf4j
 @RequiredArgsConstructor
 public enum BlockType {
@@ -29,6 +29,8 @@ public enum BlockType {
     PATH(208, 0),
 
     DIRT(3, 0),
+    COARSE(3, 1),
+    PODZOL(3, 2),
 
     /** Farmland, Dry, Moisture 0 */
     FARMLAND  (60, 0),
@@ -48,7 +50,7 @@ public enum BlockType {
     FARMLAND_7(60, 7),
 
     COBBLESTONE(4, 0),
-    BEDROCK(7, 0),
+    COBBLESTONE_WALL(139, 0),
 
     /** Water, flowing, Level 7 (Source) */
     WATER_FLOWING   (8, 0),
@@ -193,7 +195,7 @@ public enum BlockType {
     ORE_LAPIS           (21, 0),
     ORE_DIAMOND         (56, 0),
     ORE_REDSTONE        (73, 0),
-    ORE_GLOWING_REDSTONE(74, 0),
+    ORE_REDSTONE_GLOWING(74, 0),
     ORE_EMERALD         (129, 0),
 
     // Upright
@@ -220,6 +222,14 @@ public enum BlockType {
     WOOD_ACACIA_NS  (162, 8),
     WOOD_OAK_DARK_NS(162, 9),
 
+    // Bark
+    WOOD_OAK_BARK     (17, 12),
+    WOOD_SPRUCE_BARK  (17, 13),
+    WOOD_BIRCH_BARK   (17, 14),
+    WOOD_JUNGLE_BARK  (17, 15),
+    WOOD_ACACIA_BARK  (162, 12),
+    WOOD_OAK_DARK_BARK(162, 13),
+
     PLANK_WOOD_OAK     (5, 0),
     PLANK_WOOD_SPRUCE  (5, 1),
     PLANK_WOOD_BIRCH   (5, 2),
@@ -227,25 +237,101 @@ public enum BlockType {
     PLANK_WOOD_ACACIA  (5, 4),
     PLANK_WOOD_OAK_DARK(5, 5),
 
-    DOOR_LOW_OAK_EAST(64, 0),
-    DOOR_LOW_OAK_SOUTH(64, 1),
-    DOOR_LOW_OAK_WEST(64, 2),
-    DOOR_LOW_OAK_NORTH(64, 3),
-    DOOR_LOW_OAK_EAST_OPENED(64, 4),
-    DOOR_LOW_OAK_SOUTH_OPENED(64, 5),
-    DOOR_LOW_OAK_WEST_OPENED(64, 6),
-    DOOR_LOW_OAK_NORTH_OPENED(64, 7),
+    DOOR_OAK_LE       (64, 0), // Lower, East
+    DOOR_OAK_LS       (64, 1),
+    DOOR_OAK_LW       (64, 2),
+    DOOR_OAK_LN       (64, 3),
+    DOOR_OAK_LE_OPENED(64, 4),
+    DOOR_OAK_LS_OPENED(64, 5),
+    DOOR_OAK_LW_OPENED(64, 6),
+    DOOR_OAK_LN_OPENED(64, 7),
 
-    DOOR_UP_OAK_LEFT(64, 8),
-    DOOR_UP_OAK_RIGHT(64, 9),
-    DOOR_UP_OAK_LEFT_POWERED(64, 10),
-    DOOR_UP_OAK_RIGHT_POWERED(64, 11),
-    DOOR_UP_OAK_12(64, 12),
-    DOOR_UP_OAK_13(64, 13),
-    DOOR_UP_OAK_14(64, 14),
-    DOOR_UP_OAK_15(64, 15),
+    DOOR_OAK_UP_LEFT         (64, 8),
+    DOOR_OAK_UP_RIGHT        (64, 9),
+    DOOR_OAK_UP_LEFT_POWERED (64, 10),
+    DOOR_OAK_UP_RIGHT_POWERED(64, 11),
+    DOOR_OAK_UP_12           (64, 12),
+    DOOR_OAK_UP_13           (64, 13),
+    DOOR_OAK_UP_14           (64, 14),
+    DOOR_OAK_UP_15           (64, 15),
 
-    FENCE_OAK(85, 0),
+    DOOR_SPRUCE_LE       (193, 0),
+    DOOR_SPRUCE_LS       (193, 1),
+    DOOR_SPRUCE_LW       (193, 2),
+    DOOR_SPRUCE_LN       (193, 3),
+    DOOR_SPRUCE_LE_OPENED(193, 4),
+    DOOR_SPRUCE_LS_OPENED(193, 5),
+    DOOR_SPRUCE_LW_OPENED(193, 6),
+    DOOR_SPRUCE_LN_OPENED(193, 7),
+
+    DOOR_SPRUCE_UP_LEFT         (193, 8),
+    DOOR_SPRUCE_UP_RIGHT        (193, 9),
+    DOOR_SPRUCE_UP_LEFT_POWERED (193, 10),
+    DOOR_SPRUCE_UP_RIGHT_POWERED(193, 11),
+    DOOR_SPRUCE_UP_12           (193, 12),
+    DOOR_SPRUCE_UP_13           (193, 13),
+    DOOR_SPRUCE_UP_14           (193, 14),
+    DOOR_SPRUCE_UP_15           (193, 15),
+
+    FENCE_OAK     (85, 0),
+    FENCE_SPRUCE  (188, 0),
+    FENCE_BIRCH   (189, 0),
+    FENCE_JUNGLE  (190, 0),
+    FENCE_OAK_DARK(191, 0),
+
+    SLAB_WOOD_OAK_BOTTOM     (126, 0),
+    SLAB_WOOD_SPRUCE_BOTTOM  (126, 1),
+    SLAB_WOOD_BIRCH_BOTTOM   (126, 2),
+    SLAB_WOOD_JUNGLE_BOTTOM  (126, 3),
+    SLAB_WOOD_ACACIA_BOTTOM  (126, 4),
+    SLAB_WOOD_OAK_DARK_BOTTOM(126, 5),
+
+    SLAB_WOOD_OAK_TOP     (126, 8),
+    SLAB_WOOD_SPRUCE_TOP  (126, 9),
+    SLAB_WOOD_BIRCH_TOP   (126, 10),
+    SLAB_WOOD_JUNGLE_TOP  (126, 11),
+    SLAB_WOOD_ACACIA_TOP  (126, 12),
+    SLAB_WOOD_OAK_DARK_TOP(126, 13),
+
+    SLAB_STONE_DOUBLE      (43, 0),
+    SLAB_SANDSTONE_DOUBLE  (43, 1),
+    SLAB_WOOD_DOUBLE       (43, 2),
+    SLAB_COBBLESTONE_DOUBLE(43, 3),
+    SLAB_BRICK_DOUBLE      (43, 4),
+    SLAB_STONEBRICK_DOUBLE (43, 5),
+    SLAB_NETHER_DOUBLE     (43, 6),
+    SLAB_QUARTZ_DOUBLE     (43, 7),
+
+    SLAB_STONE_DOUBLE_SEAMLESS      (43, 8),
+    SLAB_SANDSTONE_DOUBLE_SEAMLESS  (43, 9),
+    SLAB_WOOD_DOUBLE_SEAMLESS       (43, 10),
+    SLAB_COBBLESTONE_DOUBLE_SEAMLESS(43, 11),
+    SLAB_BRICK_DOUBLE_SEAMLESS      (43, 12),
+    SLAB_STONEBRICK_DOUBLE_SEAMLESS (43, 13),
+    SLAB_NETHER_DOUBLE_SEAMLESS     (43, 14),
+    SLAB_QUARTZ_DOUBLE_SEAMLESS     (43, 15),
+
+    SIGN_STANDING_SOUTH(63, 0),
+    SIGN_STANDING_SSW  (63, 1), // SOUTH-SOUTH WEST
+    SIGN_STANDING_SW   (63, 2),
+    SIGN_STANDING_WSW  (63, 3),
+    SIGN_STANDING_WEST (63, 4),
+    SIGN_STANDING_WNW  (63, 5),
+    SIGN_STANDING_NW   (63, 6),
+    SIGN_STANDING_NNW  (63, 7),
+    SIGN_STANDING_NORTH(63, 8),
+    SIGN_STANDING_NNE  (63, 9),
+    SIGN_STANDING_NE   (63, 10),
+    SIGN_STANDING_ENE  (63, 11),
+    SIGN_STANDING_EAST (63, 12),
+    SIGN_STANDING_ESE  (63, 13),
+    SIGN_STANDING_SE   (63, 14),
+    SIGN_STANDING_SSE  (63, 15),
+
+    SIGN_WALL_NORTH(68, 2),
+    SIGN_WALL_SOUTH(68, 3),
+    SIGN_WALL_WEST(68, 4),
+    SIGN_WALL_EAST(68, 5),
 
     // Decay after Tree Update
     LEAVES_OAK     (18, 0),
@@ -287,6 +373,7 @@ public enum BlockType {
 
     COBWEB(30, 0),
     TALLGRASS(31, 1),
+    FERN(31, 2),
     DANDELION(37, 0),
 
     FLOWER_POPPY       (38, 0),
@@ -359,7 +446,25 @@ public enum BlockType {
     SNOW(78, 0),
 
     CLAY(82, 0),
-    CLAY_HARDENED(172, 0),
+
+    CLAY_STRAINED_WHITE    (159, 0),
+    CLAY_STRAINED_ORANGE   (159, 1),
+    CLAY_STRAINED_MAGENTA  (159, 2),
+    CLAY_STRAINED_LIGHTBLUE(159, 3),
+    CLAY_STRAINED_YELLOW   (159, 4),
+    CLAY_STRAINED_LIME     (159, 5),
+    CLAY_STRAINED_PINK     (159, 6),
+    CLAY_STRAINED_GRAY     (159, 7),
+    CLAY_STRAINED_LIGHTGRAY(159, 8),
+    CLAY_STRAINED_CYAN     (159, 9),
+    CLAY_STRAINED_PURPULE  (159, 10),
+    CLAY_STRAINED_BLUE     (159, 11),
+    CLAY_STRAINED_BROWN    (159, 12),
+    CLAY_STRAINED_GREEN    (159, 13),
+    CLAY_STRAINED_RED      (159, 14),
+    CLAY_STRAINED_BLACK    (159, 15),
+
+    CLAY_HARDENED          (172, 0),
 
     /** Sugar canes (Age 0) */
     SUGAR_CANES(83, 0),
@@ -399,9 +504,97 @@ public enum BlockType {
     PUMPKIN_NORTH(86, 2),
     PUMPKIN_EAST (86, 3),
 
+    TRAPDOOR_WOODEN_CLOSE_BN(96, 0),
+    TRAPDOOR_WOODEN_CLOSE_BS(96, 1),
+    TRAPDOOR_WOODEN_CLOSE_BW(96, 2),
+    TRAPDOOR_WOODEN_CLOSE_BE(96, 3),
+
+    TRAPDOOR_WOODEN_OPEN_BN(96, 4),
+    TRAPDOOR_WOODEN_OPEN_BS(96, 5),
+    TRAPDOOR_WOODEN_OPEN_BW(96, 6),
+    TRAPDOOR_WOODEN_OPEN_BE(96, 7),
+
+    TRAPDOOR_WOODEN_CLOSE_TN(96, 8), // Top, North
+    TRAPDOOR_WOODEN_CLOSE_TS(96, 9),
+    TRAPDOOR_WOODEN_CLOSE_TW(96, 10),
+    TRAPDOOR_WOODEN_CLOSE_TE(96, 11),
+
+    TRAPDOOR_WOODEN_OPEN_TN(96, 12),
+    TRAPDOOR_WOODEN_OPEN_TS(96, 13),
+    TRAPDOOR_WOODEN_OPEN_TW(96, 14),
+    TRAPDOOR_WOODEN_OPEN_TE(96, 15),
+
+    SLAB_STONE_BOTTOM      (44, 0),
+    SLAB_SANDSTONE_BOTTOM  (44, 1),
+    SLAB_WOODEN_BOTTOM     (44, 2),
+    SLAB_COBBLESTONE_BOTTOM(44, 3),
+    SLAB_BRICK_BOTTOM      (44, 4),
+    SLAB_STONEBRICK_BOTTOM (44, 5),
+    SLAB_NETHERBRICK_BOTTOM(44, 6),
+    SLAB_QUARTZ_BOTTOM     (44, 7),
+
+    SLAB_STONE_TOP      (44, 8),
+    SLAB_SANDSTONE_TOP  (44, 9),
+    SLAB_WOODEN_TOP     (44, 10),
+    SLAB_COBBLESTONE_TOP(44, 11),
+    SLAB_BRICK_TOP      (44, 12),
+    SLAB_STONEBRICK_TOP (44, 13),
+    SLAB_NETHERBRICK_TOP(44, 14),
+    SLAB_QUARTZ_TOP     (44, 15),
+
     STONE_MONSTER_EGG(97, 0),
 
-    GLASS_PANE(102, 0),
+    STONEBRICKS         (98, 0),
+    STONEBRICKS_MOSS    (98, 1),
+    STONEBRICKS_CRACKED (98, 2),
+    STONEBRICKS_CHISELED(98, 3),
+
+    STAIRS_STONEBRICK_BE(109, 0),
+    STAIRS_STONEBRICK_BW(109, 1),
+    STAIRS_STONEBRICK_BS(109, 2),
+    STAIRS_STONEBRICK_BN(109, 3),
+    STAIRS_STONEBRICK_TE(109, 4),
+    STAIRS_STONEBRICK_TW(109, 5),
+    STAIRS_STONEBRICK_TS(109, 6),
+    STAIRS_STONEBRICK_TN(109, 7),
+
+    STRAIRS_COBBLESTONE_BE(67, 0), // Bottom, East
+    STRAIRS_COBBLESTONE_BW(67, 1),
+    STRAIRS_COBBLESTONE_BS(67, 2),
+    STRAIRS_COBBLESTONE_BN(67, 3),
+    STRAIRS_COBBLESTONE_TE(67, 4),
+    STRAIRS_COBBLESTONE_TW(67, 5),
+    STRAIRS_COBBLESTONE_TS(67, 6),
+    STRAIRS_COBBLESTONE_TN(67, 7),
+
+    STRAIRS_SANDSTONE_BE(128, 0),
+    STRAIRS_SANDSTONE_BW(128, 1),
+    STRAIRS_SANDSTONE_BS(128, 2),
+    STRAIRS_SANDSTONE_BN(128, 3),
+    STRAIRS_SANDSTONE_TE(128, 4),
+    STRAIRS_SANDSTONE_TW(128, 5),
+    STRAIRS_SANDSTONE_TS(128, 6),
+    STRAIRS_SANDSTONE_TN(128, 7),
+
+    STRAIRS_WOOD_OAK_BE(53, 0),
+    STRAIRS_WOOD_OAK_BW(53, 1),
+    STRAIRS_WOOD_OAK_BS(53, 2),
+    STRAIRS_WOOD_OAK_BN(53, 3),
+    STRAIRS_WOOD_OAK_TE(53, 4),
+    STRAIRS_WOOD_OAK_TW(53, 5),
+    STRAIRS_WOOD_OAK_TS(53, 6),
+    STRAIRS_WOOD_OAK_TN(53, 7),
+
+    STRAIRS_WOOD_SPRUCE_BE(134, 0),
+    STRAIRS_WOOD_SPRUCE_BW(134, 1),
+    STRAIRS_WOOD_SPRUCE_BS(134, 2),
+    STRAIRS_WOOD_SPRUCE_BN(134, 3),
+    STRAIRS_WOOD_SPRUCE_TE(134, 4),
+    STRAIRS_WOOD_SPRUCE_TW(134, 5),
+    STRAIRS_WOOD_SPRUCE_TS(134, 6),
+    STRAIRS_WOOD_SPRUCE_TN(134, 7),
+
+    MELON(103, 0),
 
     VINE      (106, 0),
     VINE_SOUTH(106, 1),
@@ -422,11 +615,17 @@ public enum BlockType {
 
     WATERLILY(111, 0),
 
-    LILAC(175, 1),
-    DOUBLE_TALLGRASS(175, 2),
-    ROSE_BUSH(175, 4),
-    PEONY(175, 5),
-    ROSE_BUSH_10(175, 10),
+    SUNFLOWER_LOWER       (175, 0),
+    LILAC_LOWER           (175, 1),
+    DOUBLE_TALLGRASS_LOWER(175, 2),
+    LARGE_FERN_LOWER      (175, 3),
+    ROSE_BUSH_LOWER       (175, 4),
+    PEONY_LOWER           (175, 5),
+
+    DOUBLE_PLANT_UPPER_SOUTH(175, 8),
+    DOUBLE_PLANT_UPPER_WEST (175, 9),
+    DOUBLE_PLANT_UPPER_NORTH(175, 10),
+    DOUBLE_PLANT_UPPER_EAST (175, 11),
 
     /** Wheat (Age 0) */
     WHEAT  (59, 0),
@@ -479,6 +678,44 @@ public enum BlockType {
     /** Potatoes (Age 7) */
     POTATOES_7(142, 7),
 
+    REDSTONE_DUST_0 (55, 0),
+    REDSTONE_DUST_1 (55, 1),
+    REDSTONE_DUST_2 (55, 2),
+    REDSTONE_DUST_3 (55, 3),
+    REDSTONE_DUST_4 (55, 4),
+    REDSTONE_DUST_5 (55, 5),
+    REDSTONE_DUST_6 (55, 6),
+    REDSTONE_DUST_7 (55, 7),
+    REDSTONE_DUST_8 (55, 8),
+    REDSTONE_DUST_9 (55, 9),
+    REDSTONE_DUST_10(55, 10),
+    REDSTONE_DUST_11(55, 11),
+    REDSTONE_DUST_12(55, 12),
+    REDSTONE_DUST_13(55, 13),
+    REDSTONE_DUST_14(55, 14),
+    REDSTONE_DUST_15(55, 15),
+
+    REDSTONE_LAMP       (123, 0),
+    REDSTONE_LAMP_ACTIVE(124, 0),
+    REDSTONE_BLOCK      (152, 0),
+
+    CARPET_WHITE    (171, 0),
+    CARPET_ORANGE   (171, 1),
+    CARPET_MAGENTA  (171, 2),
+    CARPET_LIGHTBLUE(171, 3),
+    CARPET_YELLOW   (171, 4),
+    CARPET_LIME     (171, 5),
+    CARPET_PINK     (171, 6),
+    CARPET_GRAY     (171, 7),
+    CARPET_LIGHTGRAY(171, 8),
+    CARPET_CYAN     (171, 9),
+    CARPET_PURPLE   (171, 10),
+    CARPET_BLUE     (171, 11),
+    CARPET_BROWN    (171, 12),
+    CARPET_GREEN    (171, 13),
+    CARPET_RED      (171, 14),
+    CARPET_BLACK    (171, 15),
+
     /** Beetroot (Age 0) */
     BEETROOT  (207, 0),
     /** Beetroot (Age 1) */
@@ -486,7 +723,181 @@ public enum BlockType {
     /** Beetroot (Age 2) */
     BEETROOT_2(207, 2),
     /** Beetroot (Age 3) */
-    BEETROOT_3(207, 3);
+    BEETROOT_3(207, 3),
+
+    BONE_BLOCK(216, 0),
+
+    BED_NORTH     (26, 0),
+    BED_EAST      (26, 1),
+    BED_SOUTH     (26, 2),
+    BED_WEST      (26, 3),
+    BED_HEAD_NORTH(26, 8),
+    BED_HEAD_EAST (26, 9),
+    BED_HEAD_SOUTH(26, 10),
+    BED_HEAD_WEST (26, 11),
+    BED_HEAD_12   (26, 12),
+    BED_HEAD_13   (26, 13),
+    BED_HEAD_14   (26, 14),
+    BED_HEAD_15   (26, 15),
+
+    DEAD_BUSH(32, 0),
+
+    WOOL_WHITE    (35, 0),
+    WOOL_ORANGE   (35, 1),
+    WOOL_MAGENTA  (35, 2),
+    WOOL_LIGHTBLUE(35, 3),
+    WOOL_YELLOW   (35, 4),
+    WOOL_LIME     (35, 5),
+    WOOL_PINK     (35, 6),
+    WOOL_GRAY     (35, 7),
+    WOOL_LIGHTGRAY(35, 8),
+    WOOL_CYAN     (35, 9),
+    WOOL_PURPLE   (35, 10),
+    WOOL_BLUE     (35, 11),
+    WOOL_BROWN    (35, 12),
+    WOOL_GREEN    (35, 13),
+    WOOL_RED      (35, 14),
+    WOOL_BLACK    (35, 15),
+
+    BOOKSHELF(47, 0),
+    CRAFTING_TABLE(58, 0),
+
+    LADDER_NORTH(65, 2),
+    LADDER_SOUTH(65, 3),
+    LADDER_WEST(65, 4),
+    LADDER_EAST(65, 5),
+
+    PLATE_PRESSURE_WOOD        (72, 0),
+    PLATE_PRESSURE_WOOD_POWERED(72, 1),
+
+    /** Cactus (Age 0) */
+    CACTUS  (81, 0),
+    /** Cactus (Age 1) */
+    CACTUS_1(81, 1),
+    /** Cactus (Age 2) */
+    CACTUS_2(81, 2),
+    /** Cactus (Age 3) */
+    CACTUS_3(81, 3),
+    /** Cactus (Age 4) */
+    CACTUS_4(81, 4),
+    /** Cactus (Age 5) */
+    CACTUS_5(81, 5),
+    /** Cactus (Age 6) */
+    CACTUS_6(81, 6),
+    /** Cactus (Age 7) */
+    CACTUS_7(81, 7),
+    /** Cactus (Age 8) */
+    CACTUS_8(81, 8),
+    /** Cactus (Age 9) */
+    CACTUS_9(81, 9),
+    /** Cactus (Age 10) */
+    CACTUS_10(81, 10),
+    /** Cactus (Age 11) */
+    CACTUS_11(81, 11),
+    /** Cactus (Age 12) */
+    CACTUS_12(81, 12),
+    /** Cactus (Age 13) */
+    CACTUS_13(81, 13),
+    /** Cactus (Age 14) */
+    CACTUS_14(81, 14),
+    /** Cactus (Age 15) */
+    CACTUS_15(81, 15),
+
+    NETHERRACK(87, 0),
+
+    GLASS_BLOCK          (20, 0),
+    GLASS_BLOCK_WHITE    (95, 0),
+    GLASS_BLOCK_ORANGE   (95, 1),
+    GLASS_BLOCK_MAGENTA  (95, 2),
+    GLASS_BLOCK_LIGHTBLUE(95, 3),
+    GLASS_BLOCK_YELLOW   (95, 4),
+    GLASS_BLOCK_LIME     (95, 5),
+    GLASS_BLOCK_PING     (95, 6),
+    GLASS_BLOCK_GRAY     (95, 7),
+    GLASS_BLOCK_LIGHTGRAY(95, 8),
+    GLASS_BLOCK_CYAN     (95, 9),
+    GLASS_BLOCK_PURPLE   (95, 10),
+    GLASS_BLOCK_BLUE     (95, 11),
+    GLASS_BLOCK_BROWN    (95, 12),
+    GLASS_BLOCK_GREEN    (95, 13),
+    GLASS_BLOCK_RED      (95, 14),
+    GLASS_BLOCK_BLACK    (95, 15),
+
+    GLASS_PANE          (102, 0),
+    GLASS_PANE_WHITE    (160, 0),
+    GLASS_PANE_ORANGE   (160, 1),
+    GLASS_PANE_MAGENTA  (160, 2),
+    GLASS_PANE_LIGHTBLUE(160, 3),
+    GLASS_PANE_YELLOW   (160, 4),
+    GLASS_PANE_LIME     (160, 5),
+    GLASS_PANE_PING     (160, 6),
+    GLASS_PANE_GRAY     (160, 7),
+    GLASS_PANE_LIGHTGRAY(160, 8),
+    GLASS_PANE_CYAN     (160, 9),
+    GLASS_PANE_PURPLE   (160, 10),
+    GLASS_PANE_BLUE     (160, 11),
+    GLASS_PANE_BROWN    (160, 12),
+    GLASS_PANE_GREEN    (160, 13),
+    GLASS_PANE_RED      (160, 14),
+    GLASS_PANE_BLACK    (160, 15),
+
+    LAPIS_LAZULI(22, 0),
+
+    DISPENSER_OFF_DOWN (23, 0),
+    DISPENSER_OFF_UP   (23, 1),
+    DISPENSER_OFF_NORTH(23, 2),
+    DISPENSER_OFF_SOUTH(23, 3),
+    DISPENSER_OFF_WEST (23, 4),
+    DISPENSER_OFF_EAST (23, 5),
+
+    DISPENSER_ON_DOWN (23, 8),
+    DISPENSER_ON_UP   (23, 9),
+    DISPENSER_ON_NORTH(23, 10),
+    DISPENSER_ON_SOUTH(23, 11),
+    DISPENSER_ON_WEST (23, 12),
+    DISPENSER_ON_EAST (23, 13),
+
+    PISTON_STICKY_DOWN (29, 0),
+    PISTON_STICKY_UP   (29, 1),
+    PISTON_STICKY_NORTH(29, 2),
+    PISTON_STICKY_SOUTH(29, 3),
+    PISTON_STICKY_WEST (29, 4),
+    PISTON_STICKY_EAST (29, 5),
+
+    PISTON_STICKY_DOWN_EXTENDED (29, 8),
+    PISTON_STICKY_UP_EXTENDED   (29, 9),
+    PISTON_STICKY_NORTH_EXTENDED(29, 10),
+    PISTON_STICKY_SOUTH_EXTENDED(29, 11),
+    PISTON_STICKY_WEST_EXTENDED (29, 12),
+    PISTON_STICKY_EAST_EXTENDED (29, 13),
+
+    BLOCK_GOLD (41, 0),
+    BLOCK_IRON (42, 0),
+    BLOCK_BRICK(45, 0),
+
+    FIRE   (51, 0),
+    FIRE_1 (51, 1),
+    FIRE_2 (51, 2),
+    FIRE_3 (51, 3),
+    FIRE_4 (51, 4),
+    FIRE_5 (51, 5),
+    FIRE_6 (51, 6),
+    FIRE_7 (51, 7),
+    FIRE_8 (51, 8),
+    FIRE_9 (51, 9),
+    FIRE_10(51, 10),
+    FIRE_11(51, 11),
+    FIRE_12(51, 12),
+    FIRE_13(51, 13),
+    FIRE_14(51, 14),
+    FIRE_15(51, 15),
+
+    FURNACE_NORTH(61, 2),
+    FURNACE_SOUTH(61, 3),
+    FURNACE_WEST (61, 4),
+    FURNACE_EAST (61, 5),
+
+    BEDROCK(7, 0);
 
     BlockType(int id, int meta) {
         this.id = id;

core/src/test/java/mc/core/EntityLocationTest.java

@@ -37,9 +37,9 @@ class EntityLocationTest {
     }
 
     @Test
-    void clone_() {
+    void copy() {
         EntityLocation locOrig = new EntityLocation(x, y, z, yaw, pitch);
-        EntityLocation locClone = locOrig.clone();
+        EntityLocation locClone = locOrig.copy();
         assertEquals(locOrig, locClone);
         assertNotSame(locOrig, locClone);
     }

core/src/test/java/mc/core/ImmutableEntityLocationTest.java

@@ -26,7 +26,7 @@ class ImmutableEntityLocationTest {
     @Test
     void clone_() {
         EntityLocation locOrig = new ImmutableEntityLocation(1d, 2d, 3d, 4f, 5f);
-        EntityLocation locClone = locOrig.clone();
+        EntityLocation locClone = locOrig.copy();
 
         assertEquals(locOrig, locClone);
     }

core/src/test/java/mc/core/TestEventBus.java

@@ -1,125 +0,0 @@
-package mc.core;
-
-import javafx.util.Pair;
-import lombok.AllArgsConstructor;
-import lombok.NoArgsConstructor;
-import mc.core.eventbus.Event;
-import mc.core.eventbus.EventBus;
-import mc.core.eventbus.Subscriber;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-import org.mockito.internal.util.reflection.Whitebox;
-
-import java.lang.reflect.Method;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.Queue;
-import java.util.stream.Stream;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-import static org.junit.jupiter.api.Assertions.assertSame;
-
-class TestEventBus {
-    private List<String> resultList = new ArrayList<>();
-
-    @SuppressWarnings("unchecked")
-    private Map<Class<? extends Event>, List<Pair<Object, Method>>> getEventBusFieldSubscribes() {
-        return (Map<Class<? extends Event>, List<Pair<Object, Method>>>)
-                Whitebox.getInternalState(EventBus.getInstance(), "subscribes");
-    }
-
-    @BeforeEach
-    @SuppressWarnings("unchecked")
-    void before() {
-        getEventBusFieldSubscribes().clear();
-        ((Queue<Event>) Whitebox.getInternalState(EventBus.getInstance(), "eventQueue")).clear();
-    }
-
-
-    @Test
-    void testRegisterSubscribes() {
-        DumbEventHandler handler = new DumbEventHandler();
-        EventBus.getInstance().registerSubscribes(handler);
-
-        Map<Class<? extends Event>, List<Pair<Object, Method>>> subscribes = getEventBusFieldSubscribes();
-        assertEquals(1, subscribes.size());
-
-        List<Pair<Object, Method>> pairs = subscribes.values().iterator().next();
-        assertEquals(1, pairs.size());
-
-        Pair<Object, Method> pair = pairs.get(0);
-        assertSame(handler, pair.getKey());
-        assertEquals("corectSubscribe", pair.getValue().getName());
-    }
-
-    @Test
-    void testUnregisterSubscribes() {
-        DumbEventHandler handler = new DumbEventHandler();
-        EventBus.getInstance().registerSubscribes(handler);
-
-        EventBus.getInstance().unregisterSubscribes(handler);
-
-        Map<Class<? extends Event>, List<Pair<Object, Method>>> subscribes = getEventBusFieldSubscribes();
-        assertEquals(0, subscribes.size());
-    }
-
-    @Test
-    @SuppressWarnings("unchecked")
-    void testPost() {
-        EventBus.getInstance().post(new DumbEvent());
-
-        Queue<Event> eventQueue = (Queue<Event>) Whitebox.getInternalState(EventBus.getInstance(), "eventQueue");
-        assertEquals(1, eventQueue.size());
-    }
-
-    @Test
-    void testProcess() {
-        Stream.of(new DumbEventHandler("D1 "), new DumbEventHandler("D2 "))
-                .forEach(handler -> EventBus.getInstance().registerSubscribes(handler));
-
-        Stream.of(new DumbEvent("message 1"), new DumbEvent("message 2"))
-                .forEach(event -> EventBus.getInstance().post(event));
-
-        EventBus.getInstance().process();
-
-        assertEquals(4, resultList.size());
-        assertEquals("D1 message 1", resultList.get(0));
-        assertEquals("D2 message 1", resultList.get(1));
-        assertEquals("D1 message 2", resultList.get(2));
-        assertEquals("D2 message 2", resultList.get(3));
-    }
-
-    @AllArgsConstructor
-    @NoArgsConstructor
-    private class DumbEvent implements Event {
-        String message;
-    }
-
-    @AllArgsConstructor
-    @NoArgsConstructor
-    public class DumbEventHandler {
-        private String prefix = "";
-
-        @Subscriber
-        public void corectSubscribe(DumbEvent event) {
-            resultList.add(prefix + event.message);
-        }
-
-        @Subscriber
-        public Object incorectSubscribeReturnType(DumbEvent event) {
-            return null;
-        }
-
-        @Subscriber
-        public void incorrectSubscriberTypeParameter(Object object) {
-        }
-
-        @Subscriber
-        public void incorrectSubscriberManyParameters(DumbEvent event, Object object) {
-        }
-
-        public void someMethod() {
-        }
-    }
-}

core/src/test/java/mc/core/eventbus/EventBusTest.java

@@ -0,0 +1,274 @@
+package mc.core.eventbus;
+
+import javafx.util.Pair;
+import lombok.AllArgsConstructor;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+import org.mockito.internal.util.reflection.Whitebox;
+
+import java.lang.reflect.Method;
+import java.util.List;
+import java.util.Map;
+import java.util.Queue;
+import java.util.stream.Stream;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class EventBusTest {
+    private EventBus eventBus = EventBus.getInstance();
+
+    @AfterEach
+    void after() {
+        getEventQueue().clear();
+        getSubscribes().clear();
+    }
+
+    @Test
+    void testRegisterSubscribes() {
+        final AbstractDumpEventHandler handler = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe(DumbEvent event) {
+            }
+        };
+
+        eventBus.registerSubscribes(handler);
+
+        assertEquals(1, getSubscribes().size());
+        assertTrue(getSubscribes().containsKey(DumbEvent.class));
+        assertNotNull(getSubscribes().get(DumbEvent.class));
+        assertEquals(1, getSubscribes().get(DumbEvent.class).size());
+    }
+
+    @Test
+    void testRegisterSubscribesManyHandlers() {
+        final AbstractDumpEventHandler handler1 = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        final AbstractDumpEventHandler handler2 = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        eventBus.registerSubscribes(handler1);
+        eventBus.registerSubscribes(handler2);
+
+        assertEquals(1, getSubscribes().size());
+        assertTrue(getSubscribes().containsKey(DumbEvent.class));
+        assertNotNull(getSubscribes().get(DumbEvent.class));
+        assertEquals(2, getSubscribes().get(DumbEvent.class).size());
+    }
+
+    private static Stream<Arguments> streamIncorrectRegisterSubscribes() {
+        return Stream.of(
+                Arguments.of(new AbstractDumpEventHandler() {
+                    @SuppressWarnings("unused")
+                    public void incorectSubscribe(DumbEvent event) {
+                        result += event.message;
+                    }
+                }),
+                Arguments.of(new AbstractDumpEventHandler() {
+                    @SuppressWarnings("unused")
+                    @Subscriber
+                    private void incorectSubscribe(DumbEvent event) {
+                        result += event.message;
+                    }
+                }),
+                Arguments.of(new AbstractDumpEventHandler() {
+                    @SuppressWarnings("unused")
+                    @Subscriber
+                    public Object incorectSubscribe(DumbEvent event) {
+                        result += event.message;
+                        return null;
+                    }
+                }),
+                Arguments.of(new AbstractDumpEventHandler() {
+                    @SuppressWarnings("unused")
+                    @Subscriber
+                    public void incorectSubscribe(DumbEvent event, DumbEvent ev2) {
+                        result += "Any";
+                    }
+                }),
+                Arguments.of(new AbstractDumpEventHandler() {
+                    @SuppressWarnings("unused")
+                    @Subscriber
+                    public void incorectSubscribe(Object event) {
+                        result += "Any";
+                    }
+                }),
+                Arguments.of(new AbstractDumpEventHandler() {
+                    @SuppressWarnings("unused")
+                    @Subscriber
+                    public void incorectSubscribe(Event event) {
+                        result += "Any";
+                    }
+                })
+        );
+    }
+
+    @ParameterizedTest
+    @MethodSource("streamIncorrectRegisterSubscribes")
+    void testIncorrectRegisterSubscribes(AbstractDumpEventHandler incorrectHandler) {
+        eventBus.registerSubscribes(incorrectHandler);
+
+        assertEquals(0, getSubscribes().size());
+    }
+
+    @Test
+    void testUnregisterSubscribes() {
+        final AbstractDumpEventHandler handler1 = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe1(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        final AbstractDumpEventHandler handler2 = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe2(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        eventBus.registerSubscribes(handler1);
+        eventBus.registerSubscribes(handler2);
+
+        eventBus.unregisterSubscribes(handler1);
+
+        assertEquals(1, getSubscribes().size());
+        assertTrue(getSubscribes().containsKey(DumbEvent.class));
+        assertNotNull(getSubscribes().get(DumbEvent.class));
+        assertEquals(1, getSubscribes().get(DumbEvent.class).size());
+        assertEquals("corectSubscribe2", getSubscribes().get(DumbEvent.class).get(0).getValue().getName());
+    }
+
+    @Test
+    void testUnregisterSubscribesNotExistsEvent() {
+        final AbstractDumpEventHandler handler1 = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe1(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        eventBus.registerSubscribes(handler1);
+
+        final AbstractDumpEventHandler handler2 = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe2(DumbEvent2 event) {
+                result += "Any";
+            }
+        };
+
+        eventBus.unregisterSubscribes(handler2);
+
+        assertEquals(1, getSubscribes().size());
+        assertTrue(getSubscribes().containsKey(DumbEvent.class));
+        assertNotNull(getSubscribes().get(DumbEvent.class));
+        assertEquals(1, getSubscribes().get(DumbEvent.class).size());
+        assertEquals("corectSubscribe1", getSubscribes().get(DumbEvent.class).get(0).getValue().getName());
+    }
+
+    @Test
+    void testUnregisterSubscribesLast() {
+        final AbstractDumpEventHandler handler = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        eventBus.registerSubscribes(handler);
+        eventBus.unregisterSubscribes(handler);
+
+        assertEquals(0, getSubscribes().size());
+    }
+
+    @Test
+    void testPost() {
+        final AbstractDumpEventHandler handler = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        eventBus.registerSubscribes(handler);
+        final DumbEvent event = new DumbEvent("Hello?");
+        eventBus.post(event);
+        eventBus.post(event);
+        eventBus.post(event);
+
+        final Queue<Event> eventQueue = getEventQueue();
+        assertEquals(3, eventQueue.size());
+        assertEquals(event, eventQueue.peek());
+    }
+
+    @Test
+    void testPostNoHandlerEvent() {
+        final DumbEvent event = new DumbEvent("Hello?");
+        eventBus.post(event);
+
+        final Queue<Event> eventQueue = getEventQueue();
+        assertTrue(eventQueue.isEmpty());
+    }
+
+    @Test
+    void testProcess() {
+        final AbstractDumpEventHandler handler = new AbstractDumpEventHandler() {
+            @SuppressWarnings("unused")
+            @Subscriber
+            public void corectSubscribe(DumbEvent event) {
+                result += event.message;
+            }
+        };
+
+        eventBus.registerSubscribes(handler);
+        eventBus.post(new DumbEvent("Hello?"));
+        eventBus.process();
+
+        assertTrue(getEventQueue().isEmpty());
+        assertEquals("Hello?", handler.result);
+    }
+
+    @SuppressWarnings("unchecked")
+    private Map<Class<? extends Event>, List<Pair<Object, Method>>> getSubscribes() {
+        return (Map<Class<? extends Event>, List<Pair<Object, Method>>>)
+                Whitebox.getInternalState(eventBus, "subscribes");
+    }
+
+    @SuppressWarnings("unchecked")
+    private Queue<Event> getEventQueue() {
+        return (Queue<Event>)
+                Whitebox.getInternalState(eventBus, "eventQueue");
+    }
+
+    @AllArgsConstructor
+    private class DumbEvent implements Event {
+        String message;
+    }
+
+    private class DumbEvent2 implements Event {
+    }
+
+    private static abstract class AbstractDumpEventHandler {
+        String result = "";
+    }
+}

core/src/test/java/mc/core/world/block/BlockLocationTest.java

@@ -31,9 +31,9 @@ class BlockLocationTest {
     }
 
     @Test
-    void clone_() {
+    void copy() {
         BlockLocation locOrig = new BlockLocation(x, y, z);
-        BlockLocation locClone = locOrig.clone();
+        BlockLocation locClone = locOrig.copy();
         assertEquals(locOrig, locClone);
     }
 }

h2_playermanager/src/main/java/mc/core/h2db/H2PlayerManager.java

@@ -12,7 +12,6 @@ import mc.core.player.PlayerManager;
 import mc.core.player.PlayerSettings;
 import mc.core.world.World;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.ApplicationContext;
 import org.springframework.stereotype.Component;
 
 import java.util.*;
@@ -30,7 +29,7 @@ public class H2PlayerManager implements PlayerManager {
         H2Player h2Player = new H2Player();
         h2Player.setName(name);
         h2Player.setUuid(UUID.randomUUID());
-        h2Player.setLocation(location.clone());
+        h2Player.setLocation(location.copy());
         h2Player.setLoadedChunks(new ArrayList<>());
         h2Player.setWorld(world);
         h2Player.setSettings(new PlayerSettings());

lombok.config

@@ -0,0 +1,2 @@
+# Добавить runtime аннотацию @lombok.Generated ко всем генерируемым методам "ломбока"
+lombok.addLombokGeneratedAnnotation = true

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/ByteArrayOutputNetStream.java

@@ -1,6 +1,7 @@
 package mc.core.network.proto_1_12_2;
 
 import java.io.ByteArrayOutputStream;
+import java.io.IOException;
 
 public class ByteArrayOutputNetStream extends NetOutputStream_p340 {
     private ByteArrayOutputStream baos = new ByteArrayOutputStream();
@@ -61,6 +62,11 @@ public class ByteArrayOutputNetStream extends NetOutputStream_p340 {
         writeLong(Double.doubleToLongBits(value));
     }
 
+    @Override
+    public void close() throws IOException {
+        baos.close();
+    }
+
     public int size() {
         return baos.size();
     }

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/NetInputStream_p340.java

@@ -62,7 +62,7 @@ public abstract class NetInputStream_p340 extends NetInputStream {
     }
 
     @Override
-    public Tag<?> readNBT() {
+    public Tag readNBT() {
         if (nbtInputStream == null) {
             try {
                 nbtInputStream = new NBTInputStream(this, false);

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/NetOutputStream_p340.java

@@ -32,7 +32,7 @@ public abstract class NetOutputStream_p340 extends NetOutputStream {
             writeBytes(buf);
         } else {
             byte[] buf = value.getBytes(StandardCharsets.UTF_8);
-            writeVarInt(value.length());
+            writeVarInt(buf.length);
             writeBytes(buf);
         }
     }

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/State.java

@@ -78,7 +78,6 @@ public enum State {
                     .put(0x0E, PlayerPositionAndLookPacket.class)
                     .put(0x0F, PlayerLookPacket.class)
                     .put(0x13, PlayerAbilitiesPacket.class)
-                    .put(0x1A, HeldItemChangePacket.class)
                     .build(),
             ImmutableMap.<Class<? extends SCPacket>, Integer>builder()
                     .put(BossBarPacket.class, 0x0C)

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/TeleportManager.java

@@ -17,8 +17,8 @@ public class TeleportManager {
 
     @AllArgsConstructor
     private class TpData {
-        public Player player;
-        public EntityLocation newLocation;
+        Player player;
+        EntityLocation newLocation;
         // TODO необходимо добавить TimeStamp, что бы понимать, когда клиент отвергнул телепортацию
         // т.е. идея такова: долгое молчание клиента знак отвержения телепортации.
     }
@@ -34,7 +34,7 @@ public class TeleportManager {
             teleportId = RAND.nextInt(9999);
         } while (teleportMap.containsKey(teleportId));
 
-        teleportMap.put(teleportId, new TpData(player, location.clone()));
+        teleportMap.put(teleportId, new TpData(player, location.copy()));
         return teleportId;
     }
 

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/packets/clientside/HeldItemChangePacket.java

@@ -1,13 +0,0 @@
-package mc.core.network.proto_1_12_2.packets.clientside;
-
-import mc.core.network.CSPacket;
-import mc.core.network.NetInputStream;
-
-public class HeldItemChangePacket implements CSPacket {
-    private int slot;
-
-    @Override
-    public void readSelf(NetInputStream netStream) {
-        this.slot = netStream.readShort();
-    }
-}

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/packets/serverside/ChunkDataPacket.java

@@ -13,9 +13,11 @@ import mc.core.world.block.BlockType;
 import mc.core.world.chunk.Chunk;
 import mc.core.world.chunk.ChunkSection;
 
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
+import java.util.concurrent.atomic.AtomicBoolean;
 
 /*
 Packet structure
@@ -88,19 +90,13 @@ public class ChunkDataPacket implements SCPacket {
         this.sectionList = sectionList;
     }
 
-    @Override
-    public void writeSelf(NetOutputStream netStream) {
-        if (sectionList == null && chunk == null) {
-            log.warn("Empty chunk data!"); //TODO для такого нужна заглушка
-            return;
-        }
-
-        netStream.writeInt(x); // Chunk X
-        netStream.writeInt(z); // Chunk Y
-        netStream.writeBoolean(initChunk); // Init Chunk
-
+    /**
+     * @return max height chunk
+     */
+    private int calcAndWriteBitMask(NetOutputStream netStream) {
         int maxH = 0;
         int bitMask = 0;
+
         if (sectionList == null && chunk != null) {
             for (int h = 15; h >= 0; h--) {
                 bitMask = bitMask << 1;
@@ -125,28 +121,27 @@ public class ChunkDataPacket implements SCPacket {
                 }
             }
         }
+
         netStream.writeVarInt(bitMask); // Primary Bit Mask
 
-        final ByteArrayOutputNetStream data = new ByteArrayOutputNetStream();
-
-        final ByteArrayOutputNetStream biomes = new ByteArrayOutputNetStream();
-        boolean biomeWrite = true;
-
-        List<CompoundTag> nbtList = new ArrayList<>();
-
-        for (int h = 0; h < maxH; h++) {
-            ChunkSection chunkSection = null;
+        return maxH;
+    }
 
+    private ChunkSection getChunkSection(int h) {
         if (chunk != null) {
-                chunkSection = chunk.getChunkSection(h);
+            return chunk.getChunkSection(h);
         } else if (sectionList != null) {
-                chunkSection = sectionList.remove(0);
+            return sectionList.remove(0);
         }
 
-            if (chunkSection == null) {
-                continue;
+        return null;
     }
 
+    private PalettedChunkSection createPalette(final ChunkSection chunkSection,
+                                               final List<CompoundTag> nbtList,
+                                               final AtomicBoolean biomeWrite,
+                                               final ByteArrayOutputNetStream biomes) {
+
         final PalettedChunkSection palettedChunkSection = new PalettedChunkSection();
 
         for (int y = 0; y < 16; y++) {
@@ -164,21 +159,51 @@ public class ChunkDataPacket implements SCPacket {
                         nbtList.add(nbt);
                     }
 
-                        if (biomeWrite) {
+                    if (biomeWrite.get()) {
                         biomes.writeByte(chunk.getBiome(
                                 (chunk.getX() << 4) + x,
                                 (chunk.getZ() << 4) + z
                         ).getId());
                         if (x == 15 && z == 15) {
-                                biomeWrite = false;
+                            biomeWrite.set(false);
                         }
                     }
                 }
             }
         }
 
+        return palettedChunkSection;
+    }
+
+    @Override
+    public void writeSelf(NetOutputStream netStream) {
+        if (sectionList == null && chunk == null) {
+            log.warn("Empty chunk data!"); //TODO для такого нужна заглушка
+            return;
+        }
+
+        netStream.writeInt(x); // Chunk X
+        netStream.writeInt(z); // Chunk Y
+        netStream.writeBoolean(initChunk); // Init Chunk
+
+        final int maxH = calcAndWriteBitMask(netStream);
+
+        try (ByteArrayOutputNetStream data = new ByteArrayOutputNetStream();
+             ByteArrayOutputNetStream biomes = new ByteArrayOutputNetStream()) {
+
+            AtomicBoolean biomeWrite = new AtomicBoolean(true);
+
+            List<CompoundTag> nbtList = new ArrayList<>();
+
+            for (int h = 0; h < maxH; h++) {
+                final ChunkSection chunkSection = getChunkSection(h);
+                if (chunkSection == null) {
+                    continue;
+                }
+
                 // <Chunk Section>
-            palettedChunkSection.writeToNetStream(data);
+                createPalette(chunkSection, nbtList, biomeWrite, biomes)
+                        .writeToNetStream(data);
                 // </Chunk Section>
             }
             // <Biomes>
@@ -193,6 +218,9 @@ public class ChunkDataPacket implements SCPacket {
                 netStream.writeNBT(compoundTag);
             }
             // </NBT>
+        } catch (IOException e) {
+            log.error("", e);
+        }
     }
 
     @Override
@@ -240,7 +268,7 @@ public class ChunkDataPacket implements SCPacket {
             this.skyLight.set(bx, by, bz, skyLight);
         }
 
-        void writeToNetStream(final NetOutputStream netOutputStream) {
+        private int getBitsPerBlock() {
             int bitsPerBlock = 4;
             if (palette.size() > 15) {
                 if (palette.size() <= 31)
@@ -253,15 +281,12 @@ public class ChunkDataPacket implements SCPacket {
                     bitsPerBlock = 8;
             }
 
-            //     <Palette>
-            netOutputStream.writeUnsignedByte(bitsPerBlock); // Bits Per Block
-            netOutputStream.writeVarInt(palette.size()); // Size of palette
-            palette.forEach(netOutputStream::writeVarInt);  // Palette
-            //     </Palette>
-            //     <Data Array>
-            final int dataLength = (4096/*16*16*16*/ * bitsPerBlock) / 64/*size of long in bits*/;
-            netOutputStream.writeVarInt(dataLength); // Size of Data Array
-            //       <Array>
+            return bitsPerBlock;
+        }
+
+        private void writePalette(final int bitsPerBlock,
+                                  final NetOutputStream netOutputStream) {
+
             long value = 0;
             int lastPos = 0;
             boolean fairy = false;
@@ -296,6 +321,21 @@ public class ChunkDataPacket implements SCPacket {
                 }
             }
             netOutputStream.writeLong(value);
+        }
+
+        void writeToNetStream(final NetOutputStream netOutputStream) {
+            final int bitsPerBlock = getBitsPerBlock();
+
+            //     <Palette>
+            netOutputStream.writeUnsignedByte(bitsPerBlock); // Bits Per Block
+            netOutputStream.writeVarInt(palette.size()); // Size of palette
+            palette.forEach(netOutputStream::writeVarInt);  // Palette
+            //     </Palette>
+            //     <Data Array>
+            final int dataLength = (4096/*16*16*16*/ * bitsPerBlock) / 64/*size of long in bits*/;
+            netOutputStream.writeVarInt(dataLength); // Size of Data Array
+            //       <Array>
+            writePalette(bitsPerBlock, netOutputStream);
             //       </Array>
             //     </Data Array>
             //     <Block Light>

proto_1.12.2/src/main/java/mc/core/network/proto_1_12_2/serializers/BlockLocationSerializer.java

@@ -1,63 +0,0 @@
-package mc.core.network.proto_1_12_2.serializers;
-
-import mc.core.world.block.BlockLocation;
-
-import static com.google.common.math.IntMath.isPowerOfTwo;
-
-public class BlockLocationSerializer {
-    private static final int[] MULTIPLY_DE_BRUIJN_BIT_POSITION = new int[] {0, 1, 28, 2, 29, 14, 24, 3, 30, 22, 20, 15, 25, 17, 4, 8, 31, 27, 13, 23, 21, 19, 16, 7, 26, 12, 18, 6, 11, 5, 10, 9};
-    private static final int NUM_X_BITS = 1 + log2(smallestEncompassingPowerOfTwo(30000000));
-    private static final int NUM_Z_BITS = NUM_X_BITS;
-    private static final int NUM_Y_BITS = 64 - NUM_X_BITS - NUM_Z_BITS;
-    private static final int Y_SHIFT = NUM_Z_BITS;
-    private static final int X_SHIFT = Y_SHIFT + NUM_Y_BITS;
-    private static final long X_MASK = (1L << NUM_X_BITS) - 1L;
-    private static final long Y_MASK = (1L << NUM_Y_BITS) - 1L;
-    private static final long Z_MASK = (1L << NUM_Z_BITS) - 1L;
-
-    /*
-     * net.minecraft.util.math.MathHelper#log2(int)
-     */
-    private static int log2(int value) {
-        return log2DeBruijn(value) - (isPowerOfTwo(value) ? 0 : 1);
-    }
-
-    /*
-     * net.minecraft.util.math.MathHelper#log2DeBruijn(int)
-     */
-    private static int log2DeBruijn(int value) {
-        value = isPowerOfTwo(value) ? value : smallestEncompassingPowerOfTwo(value);
-        return MULTIPLY_DE_BRUIJN_BIT_POSITION[(int)((long)value * 125613361L >> 27) & 31];
-    }
-
-    /*
-     * net.minecraft.util.math.MathHelper#smallestEncompassingPowerOfTwo(int)
-     */
-    private static int smallestEncompassingPowerOfTwo(int value) {
-        int i = value - 1;
-        i = i | i >> 1;
-        i = i | i >> 2;
-        i = i | i >> 4;
-        i = i | i >> 8;
-        i = i | i >> 16;
-        return i + 1;
-    }
-
-    public static long toLong(BlockLocation location) {
-        return ((long)location.getX() & X_MASK) << X_SHIFT |
-               ((long)location.getY() & Y_MASK) << Y_SHIFT |
-               ((long)location.getZ() & Z_MASK);
-    }
-
-    public static BlockLocation fromLong(long value) {
-        BlockLocation location = BlockLocation.ZERO();
-        fromLong(value, location);
-        return location;
-    }
-
-    public static void fromLong(long value, BlockLocation location) {
-        location.setX((int)(value << 64 - X_SHIFT - NUM_X_BITS >> 64 - NUM_X_BITS));
-        location.setY((int)(value << 64 - Y_SHIFT - NUM_Y_BITS >> 64 - NUM_Y_BITS));
-        location.setZ((int)(value << 64 - NUM_Z_BITS >> 64 - NUM_Z_BITS));
-    }
-}

proto_1.12.2/src/test/java/mc/core/network/proto_1_12_2/ByteArrayInputNetStream.java

@@ -81,4 +81,9 @@ public class ByteArrayInputNetStream extends NetInputStream_p340 {
     public void skipBytes(int count) {
         throw new UnsupportedOperationException();
     }
+
+    @Override
+    public void close() throws IOException {
+        bais.close();
+    }
 }

proto_1.12.2/src/test/java/mc/core/network/proto_1_12_2/ByteArrayOutputNetStreamTest.java

@@ -221,7 +221,7 @@ class ByteArrayOutputNetStreamTest {
 
         final byte[] strBytes = string.getBytes(StandardCharsets.UTF_8);
         final byte[] bytes = new byte[strBytes.length + 1];
-        bytes[0] = (byte) string.length(); // здесь считается, что размер поместится в один байт
+        bytes[0] = (byte) strBytes.length; // здесь считается, что размер поместится в один байт
         System.arraycopy(strBytes, 0, bytes, 1, strBytes.length);
 
         assertArrayEquals(bytes, byteArrayOutputNetStream.toByteArray());

proto_1.12.2/src/test/java/mc/core/network/proto_1_12_2/serializers/BlockLocationSerializerTest.java

@@ -1,32 +0,0 @@
-package mc.core.network.proto_1_12_2.serializers;
-
-import mc.core.world.block.BlockLocation;
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.Test;
-
-import java.util.concurrent.ThreadLocalRandom;
-
-import static org.junit.jupiter.api.Assertions.assertEquals;
-
-class BlockLocationSerializerTest {
-    private static final ThreadLocalRandom rnd = ThreadLocalRandom.current();
-    private static final int minI = 0, maxI = 10;
-    private int x, y, z;
-
-    @BeforeEach
-    void before() {
-        x = rnd.nextInt(minI, maxI);
-        y = rnd.nextInt(minI, maxI);
-        z = rnd.nextInt(minI, maxI);
-    }
-
-    @Test
-    void serialize() {
-        BlockLocation location = new BlockLocation(x, y, z);
-        final long serializedCoords = BlockLocationSerializer.toLong(location);
-
-        BlockLocation deserLoc = BlockLocationSerializer.fromLong(serializedCoords);
-
-        assertEquals(location, deserLoc);
-    }
-}

proto_1.12.2_netty/src/main/java/mc/core/network/proto_1_12_2/netty/PacketDecoder.java

@@ -32,6 +32,9 @@ public class PacketDecoder extends ReplayingDecoder<CSPacket> {
     @Override
     protected void decode(ChannelHandlerContext ctx, ByteBuf in, List<Object> out) throws Exception {
         State state = ctx.channel().attr(ATTR_STATE).get();
+        /* FIXME: SONAR посчитал нужным здесь задействовать try-with-resources
+         * однако для ByteBuf не существует понятия `close`. Необходимо проанализировать необходимость
+         * использования реализации интерфейса InputStream и если её нет, то убрать. */
         NetInputStream netStream = new WrapperNetInputStream(in);
 
         int packetSize = netStream.readVarInt();

proto_1.12.2_netty/src/main/java/mc/core/network/proto_1_12_2/netty/PacketEncoder.java

@@ -27,6 +27,9 @@ public class PacketEncoder extends MessageToByteEncoder<SCPacket> {
         log.debug("Send {}:{}", state, packet);
 
         try {
+            /* FIXME: SONAR посчитал нужным здесь задействовать try-with-resources
+             * однако для ByteBuf не существует понятия `close`. Необходимо проанализировать необходимость
+             * использования реализации интерфейса OutputStream и если её нет, то убрать. */
             NetOutputStream netStream = new WrapperNetOutputStream(out);
             netStream.writeVarInt(id);
             packet.writeSelf(netStream);

proto_1.12.2_netty/src/main/java/mc/core/network/proto_1_12_2/netty/PacketPostEncoder.java

@@ -32,6 +32,9 @@ public class PacketPostEncoder extends MessageToByteEncoder<ByteBuf> {
         }
 
         out.ensureWritable(sizeOfPktSize + pktSize);
+        /* FIXME: SONAR посчитал нужным здесь задействовать try-with-resources
+         * однако для ByteBuf не существует понятия `close`. Необходимо проанализировать необходимость
+         * использования реализации интерфейса OutputStream и если её нет, то убрать. */
         (new WrapperNetOutputStream(out)).writeVarInt(pktSize);
         out.writeBytes(msg);
     }

proto_1.12.2_netty/src/main/java/mc/core/network/proto_1_12_2/netty/PlayerEventListener.java

@@ -28,7 +28,7 @@ public class PlayerEventListener {
 
     @Subscriber
     public void playerChunkLoadHandler(SC_ChunkLoadEvent event) {
-        if (event.getNeedLoadChunks().size() == 0) return;
+        if (event.getNeedLoadChunks().isEmpty()) return;
 
         final NetChannel channel = event.getPlayer().getChannel();
 
@@ -51,7 +51,7 @@ public class PlayerEventListener {
 
     @Subscriber
     public void playerChunkUnloadHandler(SC_ChunkUnloadEvent event) {
-        if (event.getNeedUnloadChunks().size() == 0) return;
+        if (event.getNeedUnloadChunks().isEmpty()) return;
 
         final NetChannel channel = event.getPlayer().getChannel();
 

proto_1.12.2_netty/src/main/java/mc/core/network/proto_1_12_2/netty/handlers/PlayHandler.java

@@ -74,7 +74,7 @@ public class PlayHandler extends AbstractStateHandler implements PlayStateHandle
             return;
         }
 
-        CS_PlayerMoveEvent event = new CS_PlayerMoveEvent(player, player.getLocation().clone());
+        CS_PlayerMoveEvent event = new CS_PlayerMoveEvent(player, player.getLocation().copy());
         event.setNewLocation(new EntityLocation(
                 packet.getX(), packet.getY(), packet.getZ(),
                 player.getLocation().getYaw(),