Replace Unpooled.buffer()

(cherry picked from commit e9159cb2de)

common/src/main/java/us/myles/ViaVersion/api/PacketWrapper.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.api;
 
 import com.google.common.base.Preconditions;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import io.netty.channel.ChannelFuture;
 import lombok.Getter;
 import lombok.Setter;
@@ -331,7 +330,7 @@ public class PacketWrapper {
         // Apply other protocols
         apply(Direction.OUTGOING, user().get(ProtocolInfo.class).getState(), index, protocols);
         // Send
-        ByteBuf output = inputBuffer == null ? Unpooled.buffer() : inputBuffer.alloc().buffer();
+        ByteBuf output = inputBuffer == null ? user().getChannel().alloc().buffer() : inputBuffer.alloc().buffer();
         writeToBuffer(output);
 
         return output;
@@ -379,7 +378,7 @@ public class PacketWrapper {
     public void send() throws Exception {
         if (!isCancelled()) {
             // Send
-            ByteBuf output = inputBuffer == null ? Unpooled.buffer() : inputBuffer.alloc().buffer();
+            ByteBuf output = inputBuffer == null ? user().getChannel().alloc().buffer() : inputBuffer.alloc().buffer();
             writeToBuffer(output);
             user().sendRawPacket(output);
         }
@@ -474,7 +473,7 @@ public class PacketWrapper {
      */
     public void sendToServer() throws Exception {
         if (!isCancelled()) {
-            ByteBuf output = inputBuffer == null ? Unpooled.buffer() : inputBuffer.alloc().buffer();
+            ByteBuf output = inputBuffer == null ? user().getChannel().alloc().buffer() : inputBuffer.alloc().buffer();
             writeToBuffer(output);
 
             user().getChannel().pipeline().context(Via.getManager().getInjector().getDecoderName()).fireChannelRead(output);

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_13to1_12_2/types/Chunk1_13Type.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_13to1_12_2.types;
 
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.minecraft.Environment;
 import us.myles.ViaVersion.api.minecraft.chunks.Chunk;
@@ -83,7 +82,7 @@ public class Chunk1_13Type extends PartialType<Chunk, ClientWorld> {
         output.writeBoolean(chunk.isGroundUp());
         Type.VAR_INT.write(output, chunk.getBitmask());
 
-        ByteBuf buf = Unpooled.buffer();
+        ByteBuf buf = output.alloc().buffer();
         for (int i = 0; i < 16; i++) {
             ChunkSection section = chunk.getSections()[i];
             if (section == null) continue; // Section not set

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9_1_2to1_9_3_4/chunks/ChunkSection1_9_3_4.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_9_1_2to1_9_3_4.chunks;
 
 import com.google.common.collect.Lists;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.minecraft.chunks.ChunkSection;
 import us.myles.ViaVersion.api.minecraft.chunks.NibbleArray;
 import us.myles.ViaVersion.api.type.Type;
@@ -351,12 +350,15 @@ public class ChunkSection1_9_3_4 implements ChunkSection {
 
     private int countBytes(int value) throws Exception {
         // Count amount of bytes that would be sent if the value were sent as a VarInt
-        ByteBuf buf = Unpooled.buffer();
+        if ((value & (~0 << 7)) == 0)
-        Type.VAR_INT.write(buf, value);
+            return 1;
-        buf.readerIndex(0);
+        if ((value & (~0 << 14)) == 0)
-        int bitCount = buf.readableBytes();
+            return 2;
-        buf.release();
+        if ((value & (~0 << 21)) == 0)
-        return bitCount;
+            return 3;
+        if ((value & (~0 << 28)) == 0)
+            return 4;
+        return 5;
     }
 
     @Override

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9_1_2to1_9_3_4/types/Chunk1_9_3_4Type.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_9_1_2to1_9_3_4.types;
 
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.minecraft.Environment;
 import us.myles.ViaVersion.api.minecraft.chunks.Chunk;
@@ -81,7 +80,7 @@ public class Chunk1_9_3_4Type extends PartialType<Chunk, ClientWorld> {
         output.writeBoolean(chunk.isGroundUp());
         Type.VAR_INT.write(output, chunk.getBitmask());
 
-        ByteBuf buf = Unpooled.buffer();
+        ByteBuf buf = output.alloc().buffer();
         for (int i = 0; i < 16; i++) {
             ChunkSection section = chunk.getSections()[i];
             if (section == null) continue; // Section not set

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9_3to1_9_1_2/chunks/ChunkSection1_9_1_2.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.chunks;
 
 import com.google.common.collect.Lists;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.minecraft.chunks.ChunkSection;
 import us.myles.ViaVersion.api.minecraft.chunks.NibbleArray;
 import us.myles.ViaVersion.api.type.Type;
@@ -348,11 +347,14 @@ public class ChunkSection1_9_1_2 implements ChunkSection {
 
     private int countBytes(int value) throws Exception {
         // Count amount of bytes that would be sent if the value were sent as a VarInt
-        ByteBuf buf = Unpooled.buffer();
+        if ((value & (~0 << 7)) == 0)
-        Type.VAR_INT.write(buf, value);
+            return 1;
-        buf.readerIndex(0);
+        if ((value & (~0 << 14)) == 0)
-        int bitCount = buf.readableBytes();
+            return 2;
-        buf.release();
+        if ((value & (~0 << 21)) == 0)
-        return bitCount;
+            return 3;
+        if ((value & (~0 << 28)) == 0)
+            return 4;
+        return 5;
     }
 }

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9_3to1_9_1_2/types/Chunk1_9_1_2Type.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_9_3to1_9_1_2.types;
 
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.minecraft.Environment;
 import us.myles.ViaVersion.api.minecraft.chunks.Chunk;
@@ -79,7 +78,7 @@ public class Chunk1_9_1_2Type extends PartialType<Chunk, ClientWorld> {
         output.writeBoolean(chunk.isGroundUp());
         Type.VAR_INT.write(output, chunk.getBitmask());
 
-        ByteBuf buf = Unpooled.buffer();
+        ByteBuf buf = output.alloc().buffer();
         for (int i = 0; i < 16; i++) {
             ChunkSection section = chunk.getSections()[i];
             if (section == null) continue; // Section not set

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9to1_8/chunks/ChunkSection1_9to1_8.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_9to1_8.chunks;
 
 import com.google.common.collect.Lists;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.minecraft.chunks.ChunkSection;
 import us.myles.ViaVersion.api.minecraft.chunks.NibbleArray;
 import us.myles.ViaVersion.api.type.Type;
@@ -251,11 +250,14 @@ public class ChunkSection1_9to1_8 implements ChunkSection {
 
     private int countBytes(int value) throws Exception {
         // Count amount of bytes that would be sent if the value were sent as a VarInt
-        ByteBuf buf = Unpooled.buffer();
+        if ((value & (~0 << 7)) == 0)
-        Type.VAR_INT.write(buf, value);
+            return 1;
-        buf.readerIndex(0);
+        if ((value & (~0 << 14)) == 0)
-        int bitCount = buf.readableBytes();
+            return 2;
-        buf.release();
+        if ((value & (~0 << 21)) == 0)
-        return bitCount;
+            return 3;
+        if ((value & (~0 << 28)) == 0)
+            return 4;
+        return 5;
     }
 }

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9to1_8/packets/WorldPackets.java

@@ -4,7 +4,6 @@ import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import com.github.steveice10.opennbt.tag.builtin.StringTag;
 import com.google.common.base.Optional;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.PacketWrapper;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.minecraft.Position;
@@ -158,7 +157,7 @@ public class WorldPackets {
                                 throw new IOException("transformMapChunkBulk returned the wrong object type");
 
                             PacketWrapper output = (PacketWrapper) obj;
-                            ByteBuf buffer = Unpooled.buffer();
+                            ByteBuf buffer = wrapper.user().getChannel().alloc().buffer();
                             output.setId(-1); // -1 for no writing of id
                             output.writeToBuffer(buffer);
                             PacketWrapper chunkPacket = new PacketWrapper(0x21, buffer, wrapper.user());

common/src/main/java/us/myles/ViaVersion/protocols/protocol1_9to1_8/types/ChunkType.java

@@ -2,7 +2,6 @@ package us.myles.ViaVersion.protocols.protocol1_9to1_8.types;
 
 import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
 import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import us.myles.ViaVersion.api.Via;
 import us.myles.ViaVersion.api.minecraft.chunks.Chunk;
 import us.myles.ViaVersion.api.type.PartialType;
@@ -154,7 +153,7 @@ public class ChunkType extends PartialType<Chunk, ClientChunks> {
         output.writeByte(chunk.isGroundUp() ? 0x01 : 0x00);
         Type.VAR_INT.write(output, chunk.getPrimaryBitmask());
 
-        ByteBuf buf = Unpooled.buffer();
+        ByteBuf buf = output.alloc().buffer();
         for (int i = 0; i < SECTION_COUNT; i++) {
             ChunkSection1_9to1_8 section = chunk.getSections()[i];
             if (section == null) continue; // Section not set