break the hard cycle between mcpe\handler and mcpe\protocol

preparing to move mcpe\protocol to a separate library

src/network/mcpe/handler/PacketHandler.php

@@ -98,6 +98,7 @@ use pocketmine\network\mcpe\protocol\NetworkSettingsPacket;
 use pocketmine\network\mcpe\protocol\NetworkStackLatencyPacket;
 use pocketmine\network\mcpe\protocol\NpcRequestPacket;
 use pocketmine\network\mcpe\protocol\OnScreenTextureAnimationPacket;
+use pocketmine\network\mcpe\protocol\PacketHandlerInterface;
 use pocketmine\network\mcpe\protocol\PhotoTransferPacket;
 use pocketmine\network\mcpe\protocol\PlayerActionPacket;
 use pocketmine\network\mcpe\protocol\PlayerAuthInputPacket;
@@ -172,7 +173,7 @@ use pocketmine\network\mcpe\protocol\VideoStreamConnectPacket;
  *
  * This class is an automatically generated stub. Do not edit it manually.
  */
-abstract class PacketHandler{
+abstract class PacketHandler implements PacketHandlerInterface{
 
 	public function setUp() : void{
 

src/network/mcpe/protocol/ActorEventPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ActorEventPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -118,7 +117,7 @@ class ActorEventPacket extends DataPacket implements ClientboundPacket, Serverbo
 		$out->putVarInt($this->data);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleActorEvent($this);
 	}
 }

src/network/mcpe/protocol/ActorFallPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ActorFallPacket extends DataPacket implements ServerboundPacket{
@@ -50,7 +49,7 @@ class ActorFallPacket extends DataPacket implements ServerboundPacket{
 		$out->putBool($this->isInVoid);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleActorFall($this);
 	}
 }

src/network/mcpe/protocol/ActorPickRequestPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ActorPickRequestPacket extends DataPacket implements ServerboundPacket{
@@ -46,7 +45,7 @@ class ActorPickRequestPacket extends DataPacket implements ServerboundPacket{
 		$out->putByte($this->hotbarSlot);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleActorPickRequest($this);
 	}
 }

src/network/mcpe/protocol/AddActorPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\entity\Attribute;
 use pocketmine\network\mcpe\protocol\types\entity\EntityLegacyIds;
 use pocketmine\network\mcpe\protocol\types\entity\EntityLink;
@@ -224,7 +223,7 @@ class AddActorPacket extends DataPacket implements ClientboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAddActor($this);
 	}
 }

src/network/mcpe/protocol/AddBehaviorTreePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class AddBehaviorTreePacket extends DataPacket implements ClientboundPacket{
@@ -42,7 +41,7 @@ class AddBehaviorTreePacket extends DataPacket implements ClientboundPacket{
 		$out->putString($this->behaviorTreeJson);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAddBehaviorTree($this);
 	}
 }

src/network/mcpe/protocol/AddEntityPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class AddEntityPacket extends DataPacket implements ClientboundPacket{
@@ -52,7 +51,7 @@ class AddEntityPacket extends DataPacket implements ClientboundPacket{
 		$out->putUnsignedVarInt($this->uvarint1);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAddEntity($this);
 	}
 }

src/network/mcpe/protocol/AddItemActorPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\entity\MetadataProperty;
 use pocketmine\network\mcpe\protocol\types\inventory\ItemStack;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
@@ -72,7 +71,7 @@ class AddItemActorPacket extends DataPacket implements ClientboundPacket{
 		$out->putBool($this->isFromFishing);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAddItemActor($this);
 	}
 }

src/network/mcpe/protocol/AddPaintingPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class AddPaintingPacket extends DataPacket implements ClientboundPacket{
@@ -59,7 +58,7 @@ class AddPaintingPacket extends DataPacket implements ClientboundPacket{
 		$out->putString($this->title);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAddPainting($this);
 	}
 }

src/network/mcpe/protocol/AddPlayerPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\entity\EntityLink;
 use pocketmine\network\mcpe\protocol\types\entity\MetadataProperty;
 use pocketmine\network\mcpe\protocol\types\inventory\ItemStack;
@@ -150,7 +149,7 @@ class AddPlayerPacket extends DataPacket implements ClientboundPacket{
 		$out->putLInt($this->buildPlatform);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAddPlayer($this);
 	}
 }

src/network/mcpe/protocol/AdventureSettingsPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\PlayerPermissions;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
@@ -116,7 +115,7 @@ class AdventureSettingsPacket extends DataPacket implements ClientboundPacket, S
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAdventureSettings($this);
 	}
 }

src/network/mcpe/protocol/AnimatePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class AnimatePacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -75,7 +74,7 @@ class AnimatePacket extends DataPacket implements ClientboundPacket, Serverbound
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAnimate($this);
 	}
 }

src/network/mcpe/protocol/AnvilDamagePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class AnvilDamagePacket extends DataPacket implements ServerboundPacket{
@@ -73,7 +72,7 @@ class AnvilDamagePacket extends DataPacket implements ServerboundPacket{
 		$out->putBlockPosition($this->x, $this->y, $this->z);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAnvilDamage($this);
 	}
 }

src/network/mcpe/protocol/AutomationClientConnectPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class AutomationClientConnectPacket extends DataPacket implements ClientboundPacket{
@@ -42,7 +41,7 @@ class AutomationClientConnectPacket extends DataPacket implements ClientboundPac
 		$out->putString($this->serverUri);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAutomationClientConnect($this);
 	}
 }

src/network/mcpe/protocol/AvailableActorIdentifiersPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function base64_decode;
 use function file_get_contents;
@@ -51,7 +50,7 @@ class AvailableActorIdentifiersPacket extends DataPacket implements ClientboundP
 		);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAvailableActorIdentifiers($this);
 	}
 }

src/network/mcpe/protocol/AvailableCommandsPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\network\BadPacketException;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\command\CommandData;
 use pocketmine\network\mcpe\protocol\types\command\CommandEnum;
 use pocketmine\network\mcpe\protocol\types\command\CommandEnumConstraint;
@@ -482,7 +481,7 @@ class AvailableCommandsPacket extends DataPacket implements ClientboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleAvailableCommands($this);
 	}
 }

src/network/mcpe/protocol/BiomeDefinitionListPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function file_get_contents;
 
@@ -50,7 +49,7 @@ class BiomeDefinitionListPacket extends DataPacket implements ClientboundPacket{
 		);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleBiomeDefinitionList($this);
 	}
 }

src/network/mcpe/protocol/BlockActorDataPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class BlockActorDataPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -57,7 +56,7 @@ class BlockActorDataPacket extends DataPacket implements ClientboundPacket, Serv
 		$out->put($this->namedtag);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleBlockActorData($this);
 	}
 }

src/network/mcpe/protocol/BlockEventPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class BlockEventPacket extends DataPacket implements ClientboundPacket{
@@ -65,7 +64,7 @@ class BlockEventPacket extends DataPacket implements ClientboundPacket{
 		$out->putVarInt($this->eventData);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleBlockEvent($this);
 	}
 }

src/network/mcpe/protocol/BlockPickRequestPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class BlockPickRequestPacket extends DataPacket implements ServerboundPacket{
@@ -54,7 +53,7 @@ class BlockPickRequestPacket extends DataPacket implements ServerboundPacket{
 		$out->putByte($this->hotbarSlot);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleBlockPickRequest($this);
 	}
 }

src/network/mcpe/protocol/BookEditPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\network\BadPacketException;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class BookEditPacket extends DataPacket implements ServerboundPacket{
@@ -115,7 +114,7 @@ class BookEditPacket extends DataPacket implements ServerboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleBookEdit($this);
 	}
 }

src/network/mcpe/protocol/BossEventPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class BossEventPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -179,7 +178,7 @@ class BossEventPacket extends DataPacket implements ClientboundPacket, Serverbou
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleBossEvent($this);
 	}
 }

src/network/mcpe/protocol/CameraPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class CameraPacket extends DataPacket implements ClientboundPacket{
@@ -46,7 +45,7 @@ class CameraPacket extends DataPacket implements ClientboundPacket{
 		$out->putEntityUniqueId($this->playerUniqueId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleCamera($this);
 	}
 }

src/network/mcpe/protocol/ChangeDimensionPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ChangeDimensionPacket extends DataPacket implements ClientboundPacket{
@@ -51,7 +50,7 @@ class ChangeDimensionPacket extends DataPacket implements ClientboundPacket{
 		$out->putBool($this->respawn);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleChangeDimension($this);
 	}
 }

src/network/mcpe/protocol/ChunkRadiusUpdatedPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ChunkRadiusUpdatedPacket extends DataPacket implements ClientboundPacket{
@@ -48,7 +47,7 @@ class ChunkRadiusUpdatedPacket extends DataPacket implements ClientboundPacket{
 		$out->putVarInt($this->radius);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleChunkRadiusUpdated($this);
 	}
 }

src/network/mcpe/protocol/ClientCacheBlobStatusPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
 
@@ -88,7 +87,7 @@ class ClientCacheBlobStatusPacket extends DataPacket implements ServerboundPacke
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleClientCacheBlobStatus($this);
 	}
 }

src/network/mcpe/protocol/ClientCacheMissResponsePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\ChunkCacheBlob;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
@@ -71,7 +70,7 @@ class ClientCacheMissResponsePacket extends DataPacket implements ClientboundPac
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleClientCacheMissResponse($this);
 	}
 }

src/network/mcpe/protocol/ClientCacheStatusPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ClientCacheStatusPacket extends DataPacket implements ServerboundPacket{
@@ -52,7 +51,7 @@ class ClientCacheStatusPacket extends DataPacket implements ServerboundPacket{
 		$out->putBool($this->enabled);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleClientCacheStatus($this);
 	}
 }

src/network/mcpe/protocol/ClientToServerHandshakePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ClientToServerHandshakePacket extends DataPacket implements ServerboundPacket{
@@ -43,7 +42,7 @@ class ClientToServerHandshakePacket extends DataPacket implements ServerboundPac
 		//No payload
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleClientToServerHandshake($this);
 	}
 }

src/network/mcpe/protocol/ClientboundMapItemDataPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\network\BadPacketException;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\DimensionIds;
 use pocketmine\network\mcpe\protocol\types\MapDecoration;
 use pocketmine\network\mcpe\protocol\types\MapTrackedObject;
@@ -204,7 +203,7 @@ class ClientboundMapItemDataPacket extends DataPacket implements ClientboundPack
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleClientboundMapItemData($this);
 	}
 }

src/network/mcpe/protocol/CommandBlockUpdatePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class CommandBlockUpdatePacket extends DataPacket implements ServerboundPacket{
@@ -106,7 +105,7 @@ class CommandBlockUpdatePacket extends DataPacket implements ServerboundPacket{
 		$out->putBool($this->executeOnFirstTick);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleCommandBlockUpdate($this);
 	}
 }

src/network/mcpe/protocol/CommandOutputPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\command\CommandOriginData;
 use pocketmine\network\mcpe\protocol\types\command\CommandOutputMessage;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
@@ -101,7 +100,7 @@ class CommandOutputPacket extends DataPacket implements ClientboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleCommandOutput($this);
 	}
 }

src/network/mcpe/protocol/CommandRequestPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\command\CommandOriginData;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
@@ -51,7 +50,7 @@ class CommandRequestPacket extends DataPacket implements ServerboundPacket{
 		$out->putBool($this->isInternal);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleCommandRequest($this);
 	}
 }

src/network/mcpe/protocol/CompletedUsingItemPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class CompletedUsingItemPacket extends DataPacket implements ClientboundPacket{
@@ -63,7 +62,7 @@ class CompletedUsingItemPacket extends DataPacket implements ClientboundPacket{
 		$out->putLInt($this->action);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleCompletedUsingItem($this);
 	}
 }

src/network/mcpe/protocol/ContainerClosePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ContainerClosePacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -48,7 +47,7 @@ class ContainerClosePacket extends DataPacket implements ClientboundPacket, Serv
 		$out->putByte($this->windowId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleContainerClose($this);
 	}
 }

src/network/mcpe/protocol/ContainerOpenPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ContainerOpenPacket extends DataPacket implements ClientboundPacket{
@@ -80,7 +79,7 @@ class ContainerOpenPacket extends DataPacket implements ClientboundPacket{
 		$out->putEntityUniqueId($this->entityUniqueId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleContainerOpen($this);
 	}
 }

src/network/mcpe/protocol/ContainerSetDataPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ContainerSetDataPacket extends DataPacket implements ClientboundPacket{
@@ -68,7 +67,7 @@ class ContainerSetDataPacket extends DataPacket implements ClientboundPacket{
 		$out->putVarInt($this->value);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleContainerSetData($this);
 	}
 }

src/network/mcpe/protocol/CraftingDataPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\network\BadPacketException;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\PotionContainerChangeRecipe;
 use pocketmine\network\mcpe\protocol\types\PotionTypeRecipe;
 use pocketmine\network\mcpe\protocol\types\recipe\FurnaceRecipe;
@@ -121,7 +120,7 @@ class CraftingDataPacket extends DataPacket implements ClientboundPacket{
 		$out->putBool($this->cleanRecipes);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleCraftingData($this);
 	}
 }

src/network/mcpe/protocol/CraftingEventPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\inventory\ItemStack;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use pocketmine\utils\UUID;
@@ -77,7 +76,7 @@ class CraftingEventPacket extends DataPacket implements ServerboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleCraftingEvent($this);
 	}
 }

src/network/mcpe/protocol/DisconnectPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class DisconnectPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -67,7 +66,7 @@ class DisconnectPacket extends DataPacket implements ClientboundPacket, Serverbo
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleDisconnect($this);
 	}
 }

src/network/mcpe/protocol/EducationSettingsPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class EducationSettingsPacket extends DataPacket implements ClientboundPacket{
@@ -61,7 +60,7 @@ class EducationSettingsPacket extends DataPacket implements ClientboundPacket{
 		$out->putBool($this->hasQuiz);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleEducationSettings($this);
 	}
 }

src/network/mcpe/protocol/EmotePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class EmotePacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -75,7 +74,7 @@ class EmotePacket extends DataPacket implements ClientboundPacket, ServerboundPa
 		$out->putByte($this->flags);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleEmote($this);
 	}
 }

src/network/mcpe/protocol/EventPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class EventPacket extends DataPacket implements ClientboundPacket{
@@ -73,7 +72,7 @@ class EventPacket extends DataPacket implements ClientboundPacket{
 		//TODO: also nice confusing mess
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleEvent($this);
 	}
 }

src/network/mcpe/protocol/GameRulesChangedPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class GameRulesChangedPacket extends DataPacket implements ClientboundPacket{
@@ -45,7 +44,7 @@ class GameRulesChangedPacket extends DataPacket implements ClientboundPacket{
 		$out->putGameRules($this->gameRules);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleGameRulesChanged($this);
 	}
 }

src/network/mcpe/protocol/GuiDataPickItemPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class GuiDataPickItemPacket extends DataPacket implements ClientboundPacket{
@@ -50,7 +49,7 @@ class GuiDataPickItemPacket extends DataPacket implements ClientboundPacket{
 		$out->putLInt($this->hotbarSlot);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleGuiDataPickItem($this);
 	}
 }

src/network/mcpe/protocol/HurtArmorPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class HurtArmorPacket extends DataPacket implements ClientboundPacket{
@@ -42,7 +41,7 @@ class HurtArmorPacket extends DataPacket implements ClientboundPacket{
 		$out->putVarInt($this->health);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleHurtArmor($this);
 	}
 }

src/network/mcpe/protocol/InteractPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class InteractPacket extends DataPacket implements ServerboundPacket{
@@ -71,7 +70,7 @@ class InteractPacket extends DataPacket implements ServerboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleInteract($this);
 	}
 }

src/network/mcpe/protocol/InventoryContentPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\inventory\ItemStack;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
@@ -66,7 +65,7 @@ class InventoryContentPacket extends DataPacket implements ClientboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleInventoryContent($this);
 	}
 }

src/network/mcpe/protocol/InventorySlotPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\inventory\ItemStack;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
@@ -60,7 +59,7 @@ class InventorySlotPacket extends DataPacket implements ClientboundPacket{
 		$out->putSlot($this->item);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleInventorySlot($this);
 	}
 }

src/network/mcpe/protocol/InventoryTransactionPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\network\BadPacketException;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\inventory\MismatchTransactionData;
 use pocketmine\network\mcpe\protocol\types\inventory\NormalTransactionData;
 use pocketmine\network\mcpe\protocol\types\inventory\ReleaseItemTransactionData;
@@ -81,7 +80,7 @@ class InventoryTransactionPacket extends DataPacket implements ClientboundPacket
 		$this->trData->encode($out);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleInventoryTransaction($this);
 	}
 }

src/network/mcpe/protocol/ItemFrameDropItemPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ItemFrameDropItemPacket extends DataPacket implements ServerboundPacket{
@@ -47,7 +46,7 @@ class ItemFrameDropItemPacket extends DataPacket implements ServerboundPacket{
 		$out->putBlockPosition($this->x, $this->y, $this->z);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleItemFrameDropItem($this);
 	}
 }

src/network/mcpe/protocol/LabTablePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class LabTablePacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -60,7 +59,7 @@ class LabTablePacket extends DataPacket implements ClientboundPacket, Serverboun
 		$out->putByte($this->reactionType);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLabTable($this);
 	}
 }

src/network/mcpe/protocol/LecternUpdatePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class LecternUpdatePacket extends DataPacket implements ServerboundPacket{
@@ -58,7 +57,7 @@ class LecternUpdatePacket extends DataPacket implements ServerboundPacket{
 		$out->putBool($this->dropBook);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLecternUpdate($this);
 	}
 }

src/network/mcpe/protocol/LevelChunkPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
 
@@ -128,7 +127,7 @@ class LevelChunkPacket extends DataPacket implements ClientboundPacket{
 		$out->putString($this->extraPayload);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLevelChunk($this);
 	}
 }

src/network/mcpe/protocol/LevelEventGenericPacket.php

@@ -27,7 +27,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 use pocketmine\nbt\tag\CompoundTag;
 use pocketmine\nbt\TreeRoot;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use pocketmine\network\mcpe\serializer\NetworkNbtSerializer;
 
@@ -64,7 +63,7 @@ class LevelEventGenericPacket extends DataPacket implements ClientboundPacket{
 		$out->put($this->eventData);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLevelEventGeneric($this);
 	}
 }

src/network/mcpe/protocol/LevelEventPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class LevelEventPacket extends DataPacket implements ClientboundPacket{
@@ -146,7 +145,7 @@ class LevelEventPacket extends DataPacket implements ClientboundPacket{
 		$out->putVarInt($this->data);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLevelEvent($this);
 	}
 }

src/network/mcpe/protocol/LevelSoundEventPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class LevelSoundEventPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -354,7 +353,7 @@ class LevelSoundEventPacket extends DataPacket implements ClientboundPacket, Ser
 		$out->putBool($this->disableRelativeVolume);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLevelSoundEvent($this);
 	}
 }

src/network/mcpe/protocol/LevelSoundEventPacketV1.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 /**
@@ -66,7 +65,7 @@ class LevelSoundEventPacketV1 extends DataPacket{
 		$out->putBool($this->disableRelativeVolume);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLevelSoundEventPacketV1($this);
 	}
 }

src/network/mcpe/protocol/LevelSoundEventPacketV2.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 /**
@@ -66,7 +65,7 @@ class LevelSoundEventPacketV2 extends DataPacket{
 		$out->putBool($this->disableRelativeVolume);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLevelSoundEventPacketV2($this);
 	}
 }

src/network/mcpe/protocol/LoginPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\network\BadPacketException;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\login\AuthenticationData;
 use pocketmine\network\mcpe\protocol\types\login\ClientData;
 use pocketmine\network\mcpe\protocol\types\login\JwtChain;
@@ -142,7 +141,7 @@ class LoginPacket extends DataPacket implements ServerboundPacket{
 		//TODO
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleLogin($this);
 	}
 }

src/network/mcpe/protocol/MapCreateLockedCopyPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class MapCreateLockedCopyPacket extends DataPacket implements ServerboundPacket{
@@ -46,7 +45,7 @@ class MapCreateLockedCopyPacket extends DataPacket implements ServerboundPacket{
 		$out->putEntityUniqueId($this->newMapId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMapCreateLockedCopy($this);
 	}
 }

src/network/mcpe/protocol/MapInfoRequestPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class MapInfoRequestPacket extends DataPacket implements ServerboundPacket{
@@ -42,7 +41,7 @@ class MapInfoRequestPacket extends DataPacket implements ServerboundPacket{
 		$out->putEntityUniqueId($this->mapId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMapInfoRequest($this);
 	}
 }

src/network/mcpe/protocol/MobArmorEquipmentPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\inventory\ItemStack;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
@@ -73,7 +72,7 @@ class MobArmorEquipmentPacket extends DataPacket implements ClientboundPacket, S
 		$out->putSlot($this->feet);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMobArmorEquipment($this);
 	}
 }

src/network/mcpe/protocol/MobEffectPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class MobEffectPacket extends DataPacket implements ClientboundPacket{
@@ -85,7 +84,7 @@ class MobEffectPacket extends DataPacket implements ClientboundPacket{
 		$out->putVarInt($this->duration);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMobEffect($this);
 	}
 }

src/network/mcpe/protocol/MobEquipmentPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\inventory\ItemStack;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
@@ -69,7 +68,7 @@ class MobEquipmentPacket extends DataPacket implements ClientboundPacket, Server
 		$out->putByte($this->windowId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMobEquipment($this);
 	}
 }

src/network/mcpe/protocol/ModalFormRequestPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ModalFormRequestPacket extends DataPacket implements ClientboundPacket{
@@ -53,7 +52,7 @@ class ModalFormRequestPacket extends DataPacket implements ClientboundPacket{
 		$out->putString($this->formData);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleModalFormRequest($this);
 	}
 }

src/network/mcpe/protocol/ModalFormResponsePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ModalFormResponsePacket extends DataPacket implements ServerboundPacket{
@@ -46,7 +45,7 @@ class ModalFormResponsePacket extends DataPacket implements ServerboundPacket{
 		$out->putString($this->formData);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleModalFormResponse($this);
 	}
 }

src/network/mcpe/protocol/MoveActorAbsolutePacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class MoveActorAbsolutePacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -66,7 +65,7 @@ class MoveActorAbsolutePacket extends DataPacket implements ClientboundPacket, S
 		$out->putByteRotation($this->zRot);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMoveActorAbsolute($this);
 	}
 }

src/network/mcpe/protocol/MoveActorDeltaPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use pocketmine\utils\BinaryDataException;
 
@@ -110,7 +109,7 @@ class MoveActorDeltaPacket extends DataPacket implements ClientboundPacket{
 		$this->maybeWriteRotation(self::FLAG_HAS_ROT_Z, $this->zRot, $out);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMoveActorDelta($this);
 	}
 }

src/network/mcpe/protocol/MovePlayerPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class MovePlayerPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -88,7 +87,7 @@ class MovePlayerPacket extends DataPacket implements ClientboundPacket, Serverbo
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMovePlayer($this);
 	}
 }

src/network/mcpe/protocol/MultiplayerSettingsPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class MultiplayerSettingsPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -56,7 +55,7 @@ class MultiplayerSettingsPacket extends DataPacket implements ClientboundPacket,
 		$out->putVarInt($this->action);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleMultiplayerSettings($this);
 	}
 }

src/network/mcpe/protocol/NetworkChunkPublisherUpdatePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class NetworkChunkPublisherUpdatePacket extends DataPacket implements ClientboundPacket{
@@ -59,7 +58,7 @@ class NetworkChunkPublisherUpdatePacket extends DataPacket implements Clientboun
 		$out->putUnsignedVarInt($this->radius);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleNetworkChunkPublisherUpdate($this);
 	}
 }

src/network/mcpe/protocol/NetworkSettingsPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class NetworkSettingsPacket extends DataPacket implements ClientboundPacket{
@@ -55,7 +54,7 @@ class NetworkSettingsPacket extends DataPacket implements ClientboundPacket{
 		$out->putLShort($this->compressionThreshold);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleNetworkSettings($this);
 	}
 }

src/network/mcpe/protocol/NetworkStackLatencyPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class NetworkStackLatencyPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -46,7 +45,7 @@ class NetworkStackLatencyPacket extends DataPacket implements ClientboundPacket,
 		$out->putBool($this->needResponse);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleNetworkStackLatency($this);
 	}
 }

src/network/mcpe/protocol/NpcRequestPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class NpcRequestPacket extends DataPacket implements ServerboundPacket{
@@ -54,7 +53,7 @@ class NpcRequestPacket extends DataPacket implements ServerboundPacket{
 		$out->putByte($this->actionType);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleNpcRequest($this);
 	}
 }

src/network/mcpe/protocol/OnScreenTextureAnimationPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class OnScreenTextureAnimationPacket extends DataPacket implements ClientboundPacket{
@@ -42,7 +41,7 @@ class OnScreenTextureAnimationPacket extends DataPacket implements ClientboundPa
 		$out->putLInt($this->effectId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleOnScreenTextureAnimation($this);
 	}
 }

src/network/mcpe/protocol/Packet.php

@@ -24,7 +24,6 @@ declare(strict_types=1);
 namespace pocketmine\network\mcpe\protocol;
 
 use pocketmine\network\BadPacketException;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 interface Packet{
@@ -54,8 +53,10 @@ interface Packet{
 	 * Typically this method returns the return value of the handler in the supplied PacketHandler. See other packets
 	 * for examples how to implement this.
 	 *
+	 * @param PacketHandlerInterface $handler
+	 *
 	 * @return bool true if the packet was handled successfully, false if not.
 	 * @throws BadPacketException if broken data was found in the packet
 	 */
-	public function handle(PacketHandler $handler) : bool;
+	public function handle(PacketHandlerInterface $handler) : bool;
 }

src/network/mcpe/protocol/PacketHandlerInterface.php

@@ -0,0 +1,313 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+declare(strict_types=1);
+
+namespace pocketmine\network\mcpe\protocol;
+
+/**
+ * This class is an automatically generated stub. Do not edit it manually.
+ */
+interface PacketHandlerInterface{
+	public function handleLogin(LoginPacket $packet) : bool;
+
+	public function handlePlayStatus(PlayStatusPacket $packet) : bool;
+
+	public function handleServerToClientHandshake(ServerToClientHandshakePacket $packet) : bool;
+
+	public function handleClientToServerHandshake(ClientToServerHandshakePacket $packet) : bool;
+
+	public function handleDisconnect(DisconnectPacket $packet) : bool;
+
+	public function handleResourcePacksInfo(ResourcePacksInfoPacket $packet) : bool;
+
+	public function handleResourcePackStack(ResourcePackStackPacket $packet) : bool;
+
+	public function handleResourcePackClientResponse(ResourcePackClientResponsePacket $packet) : bool;
+
+	public function handleText(TextPacket $packet) : bool;
+
+	public function handleSetTime(SetTimePacket $packet) : bool;
+
+	public function handleStartGame(StartGamePacket $packet) : bool;
+
+	public function handleAddPlayer(AddPlayerPacket $packet) : bool;
+
+	public function handleAddActor(AddActorPacket $packet) : bool;
+
+	public function handleRemoveActor(RemoveActorPacket $packet) : bool;
+
+	public function handleAddItemActor(AddItemActorPacket $packet) : bool;
+
+	public function handleTakeItemActor(TakeItemActorPacket $packet) : bool;
+
+	public function handleMoveActorAbsolute(MoveActorAbsolutePacket $packet) : bool;
+
+	public function handleMovePlayer(MovePlayerPacket $packet) : bool;
+
+	public function handleRiderJump(RiderJumpPacket $packet) : bool;
+
+	public function handleUpdateBlock(UpdateBlockPacket $packet) : bool;
+
+	public function handleAddPainting(AddPaintingPacket $packet) : bool;
+
+	public function handleTickSync(TickSyncPacket $packet) : bool;
+
+	public function handleLevelSoundEventPacketV1(LevelSoundEventPacketV1 $packet) : bool;
+
+	public function handleLevelEvent(LevelEventPacket $packet) : bool;
+
+	public function handleBlockEvent(BlockEventPacket $packet) : bool;
+
+	public function handleActorEvent(ActorEventPacket $packet) : bool;
+
+	public function handleMobEffect(MobEffectPacket $packet) : bool;
+
+	public function handleUpdateAttributes(UpdateAttributesPacket $packet) : bool;
+
+	public function handleInventoryTransaction(InventoryTransactionPacket $packet) : bool;
+
+	public function handleMobEquipment(MobEquipmentPacket $packet) : bool;
+
+	public function handleMobArmorEquipment(MobArmorEquipmentPacket $packet) : bool;
+
+	public function handleInteract(InteractPacket $packet) : bool;
+
+	public function handleBlockPickRequest(BlockPickRequestPacket $packet) : bool;
+
+	public function handleActorPickRequest(ActorPickRequestPacket $packet) : bool;
+
+	public function handlePlayerAction(PlayerActionPacket $packet) : bool;
+
+	public function handleActorFall(ActorFallPacket $packet) : bool;
+
+	public function handleHurtArmor(HurtArmorPacket $packet) : bool;
+
+	public function handleSetActorData(SetActorDataPacket $packet) : bool;
+
+	public function handleSetActorMotion(SetActorMotionPacket $packet) : bool;
+
+	public function handleSetActorLink(SetActorLinkPacket $packet) : bool;
+
+	public function handleSetHealth(SetHealthPacket $packet) : bool;
+
+	public function handleSetSpawnPosition(SetSpawnPositionPacket $packet) : bool;
+
+	public function handleAnimate(AnimatePacket $packet) : bool;
+
+	public function handleRespawn(RespawnPacket $packet) : bool;
+
+	public function handleContainerOpen(ContainerOpenPacket $packet) : bool;
+
+	public function handleContainerClose(ContainerClosePacket $packet) : bool;
+
+	public function handlePlayerHotbar(PlayerHotbarPacket $packet) : bool;
+
+	public function handleInventoryContent(InventoryContentPacket $packet) : bool;
+
+	public function handleInventorySlot(InventorySlotPacket $packet) : bool;
+
+	public function handleContainerSetData(ContainerSetDataPacket $packet) : bool;
+
+	public function handleCraftingData(CraftingDataPacket $packet) : bool;
+
+	public function handleCraftingEvent(CraftingEventPacket $packet) : bool;
+
+	public function handleGuiDataPickItem(GuiDataPickItemPacket $packet) : bool;
+
+	public function handleAdventureSettings(AdventureSettingsPacket $packet) : bool;
+
+	public function handleBlockActorData(BlockActorDataPacket $packet) : bool;
+
+	public function handlePlayerInput(PlayerInputPacket $packet) : bool;
+
+	public function handleLevelChunk(LevelChunkPacket $packet) : bool;
+
+	public function handleSetCommandsEnabled(SetCommandsEnabledPacket $packet) : bool;
+
+	public function handleSetDifficulty(SetDifficultyPacket $packet) : bool;
+
+	public function handleChangeDimension(ChangeDimensionPacket $packet) : bool;
+
+	public function handleSetPlayerGameType(SetPlayerGameTypePacket $packet) : bool;
+
+	public function handlePlayerList(PlayerListPacket $packet) : bool;
+
+	public function handleSimpleEvent(SimpleEventPacket $packet) : bool;
+
+	public function handleEvent(EventPacket $packet) : bool;
+
+	public function handleSpawnExperienceOrb(SpawnExperienceOrbPacket $packet) : bool;
+
+	public function handleClientboundMapItemData(ClientboundMapItemDataPacket $packet) : bool;
+
+	public function handleMapInfoRequest(MapInfoRequestPacket $packet) : bool;
+
+	public function handleRequestChunkRadius(RequestChunkRadiusPacket $packet) : bool;
+
+	public function handleChunkRadiusUpdated(ChunkRadiusUpdatedPacket $packet) : bool;
+
+	public function handleItemFrameDropItem(ItemFrameDropItemPacket $packet) : bool;
+
+	public function handleGameRulesChanged(GameRulesChangedPacket $packet) : bool;
+
+	public function handleCamera(CameraPacket $packet) : bool;
+
+	public function handleBossEvent(BossEventPacket $packet) : bool;
+
+	public function handleShowCredits(ShowCreditsPacket $packet) : bool;
+
+	public function handleAvailableCommands(AvailableCommandsPacket $packet) : bool;
+
+	public function handleCommandRequest(CommandRequestPacket $packet) : bool;
+
+	public function handleCommandBlockUpdate(CommandBlockUpdatePacket $packet) : bool;
+
+	public function handleCommandOutput(CommandOutputPacket $packet) : bool;
+
+	public function handleUpdateTrade(UpdateTradePacket $packet) : bool;
+
+	public function handleUpdateEquip(UpdateEquipPacket $packet) : bool;
+
+	public function handleResourcePackDataInfo(ResourcePackDataInfoPacket $packet) : bool;
+
+	public function handleResourcePackChunkData(ResourcePackChunkDataPacket $packet) : bool;
+
+	public function handleResourcePackChunkRequest(ResourcePackChunkRequestPacket $packet) : bool;
+
+	public function handleTransfer(TransferPacket $packet) : bool;
+
+	public function handlePlaySound(PlaySoundPacket $packet) : bool;
+
+	public function handleStopSound(StopSoundPacket $packet) : bool;
+
+	public function handleSetTitle(SetTitlePacket $packet) : bool;
+
+	public function handleAddBehaviorTree(AddBehaviorTreePacket $packet) : bool;
+
+	public function handleStructureBlockUpdate(StructureBlockUpdatePacket $packet) : bool;
+
+	public function handleShowStoreOffer(ShowStoreOfferPacket $packet) : bool;
+
+	public function handlePurchaseReceipt(PurchaseReceiptPacket $packet) : bool;
+
+	public function handlePlayerSkin(PlayerSkinPacket $packet) : bool;
+
+	public function handleSubClientLogin(SubClientLoginPacket $packet) : bool;
+
+	public function handleAutomationClientConnect(AutomationClientConnectPacket $packet) : bool;
+
+	public function handleSetLastHurtBy(SetLastHurtByPacket $packet) : bool;
+
+	public function handleBookEdit(BookEditPacket $packet) : bool;
+
+	public function handleNpcRequest(NpcRequestPacket $packet) : bool;
+
+	public function handlePhotoTransfer(PhotoTransferPacket $packet) : bool;
+
+	public function handleModalFormRequest(ModalFormRequestPacket $packet) : bool;
+
+	public function handleModalFormResponse(ModalFormResponsePacket $packet) : bool;
+
+	public function handleServerSettingsRequest(ServerSettingsRequestPacket $packet) : bool;
+
+	public function handleServerSettingsResponse(ServerSettingsResponsePacket $packet) : bool;
+
+	public function handleShowProfile(ShowProfilePacket $packet) : bool;
+
+	public function handleSetDefaultGameType(SetDefaultGameTypePacket $packet) : bool;
+
+	public function handleRemoveObjective(RemoveObjectivePacket $packet) : bool;
+
+	public function handleSetDisplayObjective(SetDisplayObjectivePacket $packet) : bool;
+
+	public function handleSetScore(SetScorePacket $packet) : bool;
+
+	public function handleLabTable(LabTablePacket $packet) : bool;
+
+	public function handleUpdateBlockSynced(UpdateBlockSyncedPacket $packet) : bool;
+
+	public function handleMoveActorDelta(MoveActorDeltaPacket $packet) : bool;
+
+	public function handleSetScoreboardIdentity(SetScoreboardIdentityPacket $packet) : bool;
+
+	public function handleSetLocalPlayerAsInitialized(SetLocalPlayerAsInitializedPacket $packet) : bool;
+
+	public function handleUpdateSoftEnum(UpdateSoftEnumPacket $packet) : bool;
+
+	public function handleNetworkStackLatency(NetworkStackLatencyPacket $packet) : bool;
+
+	public function handleScriptCustomEvent(ScriptCustomEventPacket $packet) : bool;
+
+	public function handleSpawnParticleEffect(SpawnParticleEffectPacket $packet) : bool;
+
+	public function handleAvailableActorIdentifiers(AvailableActorIdentifiersPacket $packet) : bool;
+
+	public function handleLevelSoundEventPacketV2(LevelSoundEventPacketV2 $packet) : bool;
+
+	public function handleNetworkChunkPublisherUpdate(NetworkChunkPublisherUpdatePacket $packet) : bool;
+
+	public function handleBiomeDefinitionList(BiomeDefinitionListPacket $packet) : bool;
+
+	public function handleLevelSoundEvent(LevelSoundEventPacket $packet) : bool;
+
+	public function handleLevelEventGeneric(LevelEventGenericPacket $packet) : bool;
+
+	public function handleLecternUpdate(LecternUpdatePacket $packet) : bool;
+
+	public function handleVideoStreamConnect(VideoStreamConnectPacket $packet) : bool;
+
+	public function handleAddEntity(AddEntityPacket $packet) : bool;
+
+	public function handleRemoveEntity(RemoveEntityPacket $packet) : bool;
+
+	public function handleClientCacheStatus(ClientCacheStatusPacket $packet) : bool;
+
+	public function handleOnScreenTextureAnimation(OnScreenTextureAnimationPacket $packet) : bool;
+
+	public function handleMapCreateLockedCopy(MapCreateLockedCopyPacket $packet) : bool;
+
+	public function handleStructureTemplateDataRequest(StructureTemplateDataRequestPacket $packet) : bool;
+
+	public function handleStructureTemplateDataResponse(StructureTemplateDataResponsePacket $packet) : bool;
+
+	public function handleUpdateBlockProperties(UpdateBlockPropertiesPacket $packet) : bool;
+
+	public function handleClientCacheBlobStatus(ClientCacheBlobStatusPacket $packet) : bool;
+
+	public function handleClientCacheMissResponse(ClientCacheMissResponsePacket $packet) : bool;
+
+	public function handleEducationSettings(EducationSettingsPacket $packet) : bool;
+
+	public function handleEmote(EmotePacket $packet) : bool;
+
+	public function handleMultiplayerSettings(MultiplayerSettingsPacket $packet) : bool;
+
+	public function handleSettingsCommand(SettingsCommandPacket $packet) : bool;
+
+	public function handleAnvilDamage(AnvilDamagePacket $packet) : bool;
+
+	public function handleCompletedUsingItem(CompletedUsingItemPacket $packet) : bool;
+
+	public function handleNetworkSettings(NetworkSettingsPacket $packet) : bool;
+
+	public function handlePlayerAuthInput(PlayerAuthInputPacket $packet) : bool;
+}

src/network/mcpe/protocol/PhotoTransferPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class PhotoTransferPacket extends DataPacket implements ClientboundPacket{
@@ -50,7 +49,7 @@ class PhotoTransferPacket extends DataPacket implements ClientboundPacket{
 		$out->putString($this->bookId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePhotoTransfer($this);
 	}
 }

src/network/mcpe/protocol/PlaySoundPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class PlaySoundPacket extends DataPacket implements ClientboundPacket{
@@ -61,7 +60,7 @@ class PlaySoundPacket extends DataPacket implements ClientboundPacket{
 		$out->putLFloat($this->pitch);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlaySound($this);
 	}
 }

src/network/mcpe/protocol/PlayStatusPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class PlayStatusPacket extends DataPacket implements ClientboundPacket{
@@ -61,7 +60,7 @@ class PlayStatusPacket extends DataPacket implements ClientboundPacket{
 		$out->putInt($this->status);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlayStatus($this);
 	}
 }

src/network/mcpe/protocol/PlayerActionPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class PlayerActionPacket extends DataPacket implements ServerboundPacket{
@@ -85,7 +84,7 @@ class PlayerActionPacket extends DataPacket implements ServerboundPacket{
 		$out->putVarInt($this->face);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlayerAction($this);
 	}
 }

src/network/mcpe/protocol/PlayerAuthInputPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\InputMode;
 use pocketmine\network\mcpe\protocol\types\PlayMode;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
@@ -159,7 +158,7 @@ class PlayerAuthInputPacket extends DataPacket implements ServerboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlayerAuthInput($this);
 	}
 }

src/network/mcpe/protocol/PlayerHotbarPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\inventory\ContainerIds;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
@@ -59,7 +58,7 @@ class PlayerHotbarPacket extends DataPacket implements ClientboundPacket, Server
 		$out->putBool($this->selectHotbarSlot);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlayerHotbar($this);
 	}
 }

src/network/mcpe/protocol/PlayerInputPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class PlayerInputPacket extends DataPacket implements ServerboundPacket{
@@ -54,7 +53,7 @@ class PlayerInputPacket extends DataPacket implements ServerboundPacket{
 		$out->putBool($this->sneaking);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlayerInput($this);
 	}
 }

src/network/mcpe/protocol/PlayerListPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\PlayerListEntry;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
@@ -115,7 +114,7 @@ class PlayerListPacket extends DataPacket implements ClientboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlayerList($this);
 	}
 }

src/network/mcpe/protocol/PlayerSkinPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\SkinData;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use pocketmine\utils\UUID;
@@ -58,7 +57,7 @@ class PlayerSkinPacket extends DataPacket implements ClientboundPacket, Serverbo
 		$out->putBool($this->skin->isVerified());
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePlayerSkin($this);
 	}
 }

src/network/mcpe/protocol/PurchaseReceiptPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
 
@@ -49,7 +48,7 @@ class PurchaseReceiptPacket extends DataPacket implements ServerboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handlePurchaseReceipt($this);
 	}
 }

src/network/mcpe/protocol/RemoveActorPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class RemoveActorPacket extends DataPacket implements ClientboundPacket{
@@ -48,7 +47,7 @@ class RemoveActorPacket extends DataPacket implements ClientboundPacket{
 		$out->putEntityUniqueId($this->entityUniqueId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleRemoveActor($this);
 	}
 }

src/network/mcpe/protocol/RemoveEntityPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class RemoveEntityPacket extends DataPacket implements ClientboundPacket{
@@ -52,7 +51,7 @@ class RemoveEntityPacket extends DataPacket implements ClientboundPacket{
 		$out->putUnsignedVarInt($this->uvarint1);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleRemoveEntity($this);
 	}
 }

src/network/mcpe/protocol/RemoveObjectivePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class RemoveObjectivePacket extends DataPacket implements ClientboundPacket{
@@ -42,7 +41,7 @@ class RemoveObjectivePacket extends DataPacket implements ClientboundPacket{
 		$out->putString($this->objectiveName);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleRemoveObjective($this);
 	}
 }

src/network/mcpe/protocol/RequestChunkRadiusPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class RequestChunkRadiusPacket extends DataPacket implements ServerboundPacket{
@@ -42,7 +41,7 @@ class RequestChunkRadiusPacket extends DataPacket implements ServerboundPacket{
 		$out->putVarInt($this->radius);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleRequestChunkRadius($this);
 	}
 }

src/network/mcpe/protocol/ResourcePackChunkDataPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function strlen;
 
@@ -64,7 +63,7 @@ class ResourcePackChunkDataPacket extends DataPacket implements ClientboundPacke
 		$out->putString($this->data);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleResourcePackChunkData($this);
 	}
 }

src/network/mcpe/protocol/ResourcePackChunkRequestPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class ResourcePackChunkRequestPacket extends DataPacket implements ServerboundPacket{
@@ -46,7 +45,7 @@ class ResourcePackChunkRequestPacket extends DataPacket implements ServerboundPa
 		$out->putLInt($this->chunkIndex);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleResourcePackChunkRequest($this);
 	}
 }

src/network/mcpe/protocol/ResourcePackClientResponsePacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
 
@@ -58,7 +57,7 @@ class ResourcePackClientResponsePacket extends DataPacket implements Serverbound
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleResourcePackClientResponse($this);
 	}
 }

src/network/mcpe/protocol/ResourcePackDataInfoPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\resourcepacks\ResourcePackType;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
@@ -77,7 +76,7 @@ class ResourcePackDataInfoPacket extends DataPacket implements ClientboundPacket
 		$out->putByte($this->packType);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleResourcePackDataInfo($this);
 	}
 }

src/network/mcpe/protocol/ResourcePackStackPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\resourcepacks\ResourcePackStackEntry;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
@@ -94,7 +93,7 @@ class ResourcePackStackPacket extends DataPacket implements ClientboundPacket{
 		$out->putString($this->baseGameVersion);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleResourcePackStack($this);
 	}
 }

src/network/mcpe/protocol/ResourcePacksInfoPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\protocol\types\resourcepacks\ResourcePackInfoEntry;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 use function count;
@@ -84,7 +83,7 @@ class ResourcePacksInfoPacket extends DataPacket implements ClientboundPacket{
 		}
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleResourcePacksInfo($this);
 	}
 }

src/network/mcpe/protocol/RespawnPacket.php

@@ -26,7 +26,6 @@ namespace pocketmine\network\mcpe\protocol;
 #include <rules/DataPacket.h>
 
 use pocketmine\math\Vector3;
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class RespawnPacket extends DataPacket implements ClientboundPacket, ServerboundPacket{
@@ -63,7 +62,7 @@ class RespawnPacket extends DataPacket implements ClientboundPacket, Serverbound
 		$out->putEntityRuntimeId($this->entityRuntimeId);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleRespawn($this);
 	}
 }

src/network/mcpe/protocol/RiderJumpPacket.php

@@ -25,7 +25,6 @@ namespace pocketmine\network\mcpe\protocol;
 
 #include <rules/DataPacket.h>
 
-use pocketmine\network\mcpe\handler\PacketHandler;
 use pocketmine\network\mcpe\serializer\NetworkBinaryStream;
 
 class RiderJumpPacket extends DataPacket implements ServerboundPacket{
@@ -42,7 +41,7 @@ class RiderJumpPacket extends DataPacket implements ServerboundPacket{
 		$out->putVarInt($this->jumpStrength);
 	}
 
-	public function handle(PacketHandler $handler) : bool{
+	public function handle(PacketHandlerInterface $handler) : bool{
 		return $handler->handleRiderJump($this);
 	}
 }