PaperMC/nms-patches/PacketDataSerializer.patch

--- ../work/decompile-8eb82bde//net/minecraft/server/PacketDataSerializer.java	2014-11-28 17:43:43.265707431 +0000
+++ src/main/java/net/minecraft/server/PacketDataSerializer.java	2014-11-28 17:38:23.000000000 +0000
@@ -8,7 +8,6 @@
 import io.netty.buffer.ByteBufProcessor;
 import io.netty.handler.codec.DecoderException;
 import io.netty.handler.codec.EncoderException;
-import io.netty.util.ReferenceCounted;
 import java.io.DataInput;
 import java.io.DataOutput;
 import java.io.IOException;
@@ -21,6 +20,8 @@
 import java.nio.charset.Charset;
 import java.util.UUID;
 
+import org.bukkit.craftbukkit.inventory.CraftItemStack; // CraftBukkit
+
 public class PacketDataSerializer extends ByteBuf {
 
     private final ByteBuf a;
@@ -142,7 +143,7 @@
         } else {
             try {
                 NBTCompressedStreamTools.a(nbttagcompound, (DataOutput) (new ByteBufOutputStream(this)));
-            } catch (IOException ioexception) {
+            } catch (Exception ioexception) { // CraftBukkit - IOException -> Exception
                 throw new EncoderException(ioexception);
             }
         }
@@ -162,7 +163,7 @@
     }
 
     public void a(ItemStack itemstack) {
-        if (itemstack == null) {
+        if (itemstack == null || itemstack.getItem() == null) { // CraftBukkit - NPE fix itemstack.getItem()
             this.writeShort(-1);
         } else {
             this.writeShort(Item.getId(itemstack.getItem()));
@@ -189,6 +190,11 @@
 
             itemstack = new ItemStack(Item.getById(short0), b0, short1);
             itemstack.setTag(this.h());
+            // CraftBukkit start
+            if (itemstack.getTag() != null) {
+                CraftItemStack.setItemMeta(itemstack, CraftItemStack.getItemMeta(itemstack));
+            }
+            // CraftBukkit end
         }
 
         return itemstack;
@@ -416,11 +422,11 @@
         return this.a.getBytes(i, bytebuffer);
     }
 
-    public ByteBuf getBytes(int i, OutputStream outputstream, int j) {
+    public ByteBuf getBytes(int i, OutputStream outputstream, int j) throws IOException { // CraftBukkit - throws IOException
         return this.a.getBytes(i, outputstream, j);
     }
 
-    public int getBytes(int i, GatheringByteChannel gatheringbytechannel, int j) {
+    public int getBytes(int i, GatheringByteChannel gatheringbytechannel, int j) throws IOException { // CraftBukkit - throws IOException
         return this.a.getBytes(i, gatheringbytechannel, j);
     }
 
@@ -484,11 +490,11 @@
         return this.a.setBytes(i, bytebuffer);
     }
 
-    public int setBytes(int i, InputStream inputstream, int j) {
+    public int setBytes(int i, InputStream inputstream, int j) throws IOException { // CraftBukkit - throws IOException
         return this.a.setBytes(i, inputstream, j);
     }
 
-    public int setBytes(int i, ScatteringByteChannel scatteringbytechannel, int j) {
+    public int setBytes(int i, ScatteringByteChannel scatteringbytechannel, int j) throws IOException { // CraftBukkit - throws IOException
         return this.a.setBytes(i, scatteringbytechannel, j);
     }
 
@@ -580,11 +586,11 @@
         return this.a.readBytes(bytebuffer);
     }
 
-    public ByteBuf readBytes(OutputStream outputstream, int i) {
+    public ByteBuf readBytes(OutputStream outputstream, int i) throws IOException { // CraftBukkit - throws IOException
         return this.a.readBytes(outputstream, i);
     }
 
-    public int readBytes(GatheringByteChannel gatheringbytechannel, int i) {
+    public int readBytes(GatheringByteChannel gatheringbytechannel, int i) throws IOException { // CraftBukkit - throws IOException
         return this.a.readBytes(gatheringbytechannel, i);
     }
 
@@ -652,11 +658,11 @@
         return this.a.writeBytes(bytebuffer);
     }
 
-    public int writeBytes(InputStream inputstream, int i) {
+    public int writeBytes(InputStream inputstream, int i) throws IOException { // CraftBukkit - throws IOException
         return this.a.writeBytes(inputstream, i);
     }
 
-    public int writeBytes(ScatteringByteChannel scatteringbytechannel, int i) {
+    public int writeBytes(ScatteringByteChannel scatteringbytechannel, int i) throws IOException { // CraftBukkit - throws IOException
         return this.a.writeBytes(scatteringbytechannel, i);
     }
 
@@ -803,16 +809,4 @@
     public boolean release(int i) {
         return this.a.release(i);
     }
-
-    public ReferenceCounted retain(int i) {
-        return this.retain(i);
-    }
-
-    public ReferenceCounted retain() {
-        return this.retain();
-    }
-
-    public int compareTo(Object object) {
-        return this.compareTo((ByteBuf) object);
-    }
 }