1 files changed, 20 insertions, 0 deletions
diff --git a/src/main/java/gregtech/api/net/GT_Packet.java b/src/main/java/gregtech/api/net/GT_Packet.java
index e2b7b247b2..4bf435ca0c 100644
--- a/src/main/java/gregtech/api/net/GT_Packet.java
+++ b/src/main/java/gregtech/api/net/GT_Packet.java
@@ -1,8 +1,13 @@
 package gregtech.api.net;
 
 import com.google.common.io.ByteArrayDataInput;
+import io.netty.buffer.ByteBuf;
 import net.minecraft.world.IBlockAccess;
 
+/**
+ * @deprecated Use {@link GT_Packet_New} instead
+ */
+@Deprecated
 public abstract class GT_Packet {
     public GT_Packet(boolean aIsReference) {
         //
@@ -17,13 +22,28 @@ public abstract class GT_Packet {
 
     /**
      * @return encoded byte Stream
+     * @deprecated Use {@link #encode(ByteBuf)} instead
      */
+    @Deprecated
     public abstract byte[] encode();
 
     /**
+     * Encode the data into given byte buffer without creating an intermediate byte array.
+     * Default implementation just throw {@link UnsupportedOperationException}.
+     */
+    public void encode(ByteBuf aOut) {
+        throw new UnsupportedOperationException();
+    }
+
+    /**
      * @return encoded byte Stream
      */
     public abstract GT_Packet decode(ByteArrayDataInput aData);
 
+    /**
+     * Process the packet
+     *
+     * @param aWorld null if message is received on server side, the client world if message is received on client side
+     */
     public abstract void process(IBlockAccess aWorld);
 }