del NettyPacket

src/main/java/mc/core/Packet.java

@@ -7,4 +7,7 @@ package mc.core;
 public interface Packet {
     int getSize();
     int getId();
+
+    void readSelf(NetStream netStream);
+    void writeSelf(NetStream netStream);
 }

src/main/java/mc/core/netty/NettyPacket.java

@@ -1,13 +0,0 @@
-/*
- * DmitriyMX <dimon550@gmail.com>
- * 2018-03-25
- */
-package mc.core.netty;
-
-import io.netty.buffer.ByteBuf;
-import mc.core.Packet;
-
-public interface NettyPacket extends Packet {
-    void writeSelf(ByteBuf byteBuf);
-    void fillFromByteBuf(ByteBuf byteBuf);
-}

src/main/java/mc/core/netty/PacketDecoder.java

@@ -9,12 +9,13 @@ import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.ReplayingDecoder;
 import lombok.extern.slf4j.Slf4j;
 import mc.core.NetStream;
+import mc.core.Packet;
 
 import java.util.List;
 import java.util.Optional;
 
 @Slf4j
-public class PacketDecoder extends ReplayingDecoder<NettyPacket> {
+public class PacketDecoder extends ReplayingDecoder<Packet> {
     @Override
     protected void decode(ChannelHandlerContext context, ByteBuf byteBuf, List<Object> list) throws Exception {
         NetStream netStream = new WrapperByteBufNetStream(byteBuf);
@@ -23,11 +24,11 @@ public class PacketDecoder extends ReplayingDecoder<NettyPacket> {
         int id = netStream.readVarInt();
         log.debug("PktLEN: {} | PktID: {}", length, id);
 
-        Optional<Class<? extends NettyPacket>> packetClass = context.channel().attr(State.ATTR_STATE).get().getPacketClass(id);
+        Optional<Class<? extends Packet>> packetClass = context.channel().attr(State.ATTR_STATE).get().getPacketClass(id);
 
         if (packetClass.isPresent()) {
-            NettyPacket packet = packetClass.get().newInstance();
-            packet.fillFromByteBuf(byteBuf);
+            Packet packet = packetClass.get().newInstance();
+            packet.readSelf(netStream);
             list.add(packet);
             if (length < packet.getSize()) {
                 log.warn("WTF?! length < packet.getSize() !!");

src/main/java/mc/core/netty/PacketEncoder.java

@@ -7,10 +7,11 @@ package mc.core.netty;
 import io.netty.buffer.ByteBuf;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.handler.codec.MessageToByteEncoder;
+import mc.core.Packet;
 
-public class PacketEncoder extends MessageToByteEncoder<NettyPacket> {
+public class PacketEncoder extends MessageToByteEncoder<Packet> {
     @Override
-    protected void encode(ChannelHandlerContext context, NettyPacket packet, ByteBuf byteBuf) throws Exception {
-        packet.writeSelf(byteBuf);
+    protected void encode(ChannelHandlerContext context, Packet packet, ByteBuf byteBuf) throws Exception {
+        packet.writeSelf(new WrapperByteBufNetStream(byteBuf));
     }
 }

src/main/java/mc/core/netty/PacketHandler.java

@@ -7,20 +7,21 @@ package mc.core.netty;
 import io.netty.channel.ChannelHandlerContext;
 import io.netty.channel.SimpleChannelInboundHandler;
 import lombok.extern.slf4j.Slf4j;
+import mc.core.Packet;
 import mc.core.netty.packets.HandshakeRequestPacket;
 import mc.core.netty.packets.HandshakeResponsePacket;
 
 import static mc.core.netty.Utils.equalsPacket;
 
 @Slf4j
-public class PacketHandler extends SimpleChannelInboundHandler<NettyPacket> {
+public class PacketHandler extends SimpleChannelInboundHandler<Packet> {
     @Override
     public void channelActive(ChannelHandlerContext context) throws Exception {
         context.channel().attr(State.ATTR_STATE).set(State.Handshaking);
     }
 
     @Override
-    protected void channelRead0(ChannelHandlerContext context, NettyPacket packet) throws Exception {
+    protected void channelRead0(ChannelHandlerContext context, Packet packet) throws Exception {
         log.info("Packet: {} | Data: {}",
                 packet.getClass().getSimpleName(),
                 packet.toString());

src/main/java/mc/core/netty/State.java

@@ -7,6 +7,7 @@ package mc.core.netty;
 import com.google.common.collect.ImmutableMap;
 import io.netty.util.AttributeKey;
 import lombok.Getter;
+import mc.core.Packet;
 import mc.core.netty.packets.HandshakeRequestPacket;
 import mc.core.netty.packets.PingPacket;
 
@@ -29,14 +30,14 @@ public enum State {
 
     @Getter
     private final int id;
-    private final Map<Integer, Class<? extends NettyPacket>> requestMap;
+    private final Map<Integer, Class<? extends Packet>> requestMap;
 
-    State(int id, Map<Integer, Class<? extends NettyPacket>> requestMap) {
+    State(int id, Map<Integer, Class<? extends Packet>> requestMap) {
         this.id = id;
         this.requestMap = requestMap;
     }
 
-    public Optional<Class<? extends NettyPacket>> getPacketClass(int id) {
+    public Optional<Class<? extends Packet>> getPacketClass(int id) {
         return Optional.ofNullable(requestMap.get(id));
     }
 }

src/main/java/mc/core/netty/UnknownPacket.java

@@ -4,30 +4,32 @@
  */
 package mc.core.netty;
 
-import io.netty.buffer.ByteBuf;
 import lombok.Getter;
 import lombok.RequiredArgsConstructor;
 import lombok.ToString;
+import mc.core.NetStream;
 import mc.core.NotSupportException;
+import mc.core.Packet;
 
 @RequiredArgsConstructor
 @Getter
 @ToString
-class UnknownPacket implements NettyPacket {
+class UnknownPacket implements Packet {
     private final int length;
     private final int id;
 
-    public void writeSelf(ByteBuf byteBuf) {
-        throw new NotSupportException();
-    }
-
-    @Override
-    public void fillFromByteBuf(ByteBuf byteBuf) {
-        throw new NotSupportException();
-    }
-
     @Override
     public int getSize() {
         return length;
     }
+
+    @Override
+    public void readSelf(NetStream netStream) {
+        throw new NotSupportException();
+    }
+
+    @Override
+    public void writeSelf(NetStream netStream) {
+        throw new NotSupportException();
+    }
 }

src/main/java/mc/core/netty/Utils.java

@@ -5,6 +5,7 @@
 package mc.core.netty;
 
 import lombok.extern.slf4j.Slf4j;
+import mc.core.Packet;
 
 @Slf4j
 public class Utils {
@@ -38,7 +39,7 @@ public class Utils {
         return lengthVarInt(value.length()) + value.length();
     }
 
-    public static boolean equalsPacket(NettyPacket packet, String name) {
+    public static boolean equalsPacket(Packet packet, String name) {
         return packet.getClass().getSimpleName().equals(name);
     }
 }

src/main/java/mc/core/netty/packets/HandshakeRequestPacket.java

@@ -4,21 +4,19 @@
  */
 package mc.core.netty.packets;
 
-import io.netty.buffer.ByteBuf;
 import lombok.Getter;
 import lombok.ToString;
 import mc.core.NetStream;
 import mc.core.NotSupportException;
-import mc.core.netty.NettyPacket;
+import mc.core.Packet;
 import mc.core.netty.State;
 import mc.core.netty.UnknowState;
-import mc.core.netty.WrapperByteBufNetStream;
 
 import static mc.core.netty.Utils.*;
 
 @Getter
 @ToString
-public class HandshakeRequestPacket implements NettyPacket {
+public class HandshakeRequestPacket implements Packet {
     private static final int id = 0;
     private int protocolVersion;
     private String serverAddress;
@@ -26,29 +24,6 @@ public class HandshakeRequestPacket implements NettyPacket {
     private State nextState;
     private int size;
 
-    @Override
-    public void writeSelf(ByteBuf byteBuf) {
-        throw new NotSupportException();
-    }
-
-    @Override
-    public void fillFromByteBuf(ByteBuf byteBuf) {
-        NetStream netStream = new WrapperByteBufNetStream(byteBuf);
-
-        protocolVersion = netStream.readVarInt();
-        serverAddress = netStream.readString();
-        serverPort = netStream.readUnsignedShort();
-        final int nextStateInt = netStream.readVarInt();
-        nextState = State.getById(nextStateInt).orElseThrow(() -> new UnknowState(nextStateInt));
-        byteBuf.skipBytes(2); //TODO magic
-
-        size = lengthVarInt(id)
-                + lengthVarInt(protocolVersion)
-                + lengthString(serverAddress)
-                + lengthUnsignedShort(serverPort)
-                + lengthVarInt(nextState.getId());
-    }
-
     @Override
     public int getSize() {
         return size;
@@ -58,4 +33,25 @@ public class HandshakeRequestPacket implements NettyPacket {
     public int getId() {
         return id;
     }
+
+    @Override
+    public void readSelf(NetStream netStream) {
+        protocolVersion = netStream.readVarInt();
+        serverAddress = netStream.readString();
+        serverPort = netStream.readUnsignedShort();
+        final int nextStateInt = netStream.readVarInt();
+        nextState = State.getById(nextStateInt).orElseThrow(() -> new UnknowState(nextStateInt));
+        netStream.skipBytes(2); //TODO magic
+
+        size = lengthVarInt(id)
+                + lengthVarInt(protocolVersion)
+                + lengthString(serverAddress)
+                + lengthUnsignedShort(serverPort)
+                + lengthVarInt(nextState.getId());
+    }
+
+    @Override
+    public void writeSelf(NetStream netStream) {
+        throw new NotSupportException();
+    }
 }

src/main/java/mc/core/netty/packets/HandshakeResponsePacket.java

@@ -5,15 +5,13 @@
 package mc.core.netty.packets;
 
 import com.google.gson.JsonObject;
-import io.netty.buffer.ByteBuf;
 import mc.core.NetStream;
 import mc.core.NotSupportException;
-import mc.core.netty.NettyPacket;
-import mc.core.netty.WrapperByteBufNetStream;
+import mc.core.Packet;
 
 import static mc.core.netty.Utils.*;
 
-public class HandshakeResponsePacket implements NettyPacket {
+public class HandshakeResponsePacket implements Packet {
     private static final int id = 0;
     private static String json;
     private static int size;
@@ -41,20 +39,6 @@ public class HandshakeResponsePacket implements NettyPacket {
                 + lengthString(json);
     }
 
-    @Override
-    public void writeSelf(ByteBuf byteBuf) {
-        NetStream netStream = new WrapperByteBufNetStream(byteBuf);
-
-        netStream.writeVarInt(getSize());
-        netStream.writeVarInt(getId());
-        netStream.writeString(json);
-    }
-
-    @Override
-    public void fillFromByteBuf(ByteBuf byteBuf) {
-        throw new NotSupportException();
-    }
-
     @Override
     public int getSize() {
         return size;
@@ -64,4 +48,16 @@ public class HandshakeResponsePacket implements NettyPacket {
     public int getId() {
         return id;
     }
+
+    @Override
+    public void readSelf(NetStream netStream) {
+        throw new NotSupportException();
+    }
+
+    @Override
+    public void writeSelf(NetStream netStream) {
+        netStream.writeVarInt(getSize());
+        netStream.writeVarInt(getId());
+        netStream.writeString(json);
+    }
 }

src/main/java/mc/core/netty/packets/PingPacket.java

@@ -4,41 +4,18 @@
  */
 package mc.core.netty.packets;
 
-import io.netty.buffer.ByteBuf;
 import lombok.ToString;
 import mc.core.NetStream;
-import mc.core.netty.NettyPacket;
-import mc.core.netty.WrapperByteBufNetStream;
+import mc.core.Packet;
 
 import static mc.core.netty.Utils.*;
 
 @ToString
-public class PingPacket implements NettyPacket {
+public class PingPacket implements Packet {
     private static final int id = 1;
     private long payload;
     private int size;
 
-    @Override
-    public void writeSelf(ByteBuf byteBuf) {
-        NetStream netStream = new WrapperByteBufNetStream(byteBuf);
-
-        long payload = System.currentTimeMillis();
-        int size = lengthVarLong(payload);
-
-        netStream.writeVarInt(size);
-        netStream.writeVarInt(id);
-        netStream.writeVarLong(payload);
-    }
-
-    @Override
-    public void fillFromByteBuf(ByteBuf byteBuf) {
-        NetStream netStream = new WrapperByteBufNetStream(byteBuf);
-
-        payload = netStream.readVarLong();
-        size = lengthVarInt(id)
-                + lengthVarLong(payload);
-    }
-
     @Override
     public int getSize() {
         return size;
@@ -48,4 +25,21 @@ public class PingPacket implements NettyPacket {
     public int getId() {
         return id;
     }
+
+    @Override
+    public void readSelf(NetStream netStream) {
+        payload = netStream.readVarLong();
+        size = lengthVarInt(id)
+                + lengthVarLong(payload);
+    }
+
+    @Override
+    public void writeSelf(NetStream netStream) {
+        long payload = System.currentTimeMillis();
+        int size = lengthVarLong(payload);
+
+        netStream.writeVarInt(size);
+        netStream.writeVarInt(id);
+        netStream.writeVarLong(payload);
+    }
 }