NetHandlerPlayClient.java 文件源码

/**
 * Handles packets that have room for a channel specification. Vanilla implemented channels are "MC|TrList" to
 * acquire a MerchantRecipeList trades for a villager merchant, "MC|Brand" which sets the server brand? on the
 * player instance and finally "MC|RPack" which the server uses to communicate the identifier of the default server
 * resourcepack for the client to load.
 */
public void handleCustomPayload(SPacketCustomPayload packetIn)
{
    PacketThreadUtil.checkThreadAndEnqueue(packetIn, this, this.gameController);

    if ("MC|TrList".equals(packetIn.getChannelName()))
    {
        PacketBuffer packetbuffer = packetIn.getBufferData();

        try
        {
            int i = packetbuffer.readInt();
            GuiScreen guiscreen = this.gameController.currentScreen;

            if (guiscreen != null && guiscreen instanceof GuiMerchant && i == this.gameController.thePlayer.openContainer.windowId)
            {
                IMerchant imerchant = ((GuiMerchant)guiscreen).getMerchant();
                MerchantRecipeList merchantrecipelist = MerchantRecipeList.readFromBuf(packetbuffer);
                imerchant.setRecipes(merchantrecipelist);
            }
        }
        catch (IOException ioexception)
        {
            LOGGER.error((String)"Couldn\'t load trade info", (Throwable)ioexception);
        }
        finally
        {
            packetbuffer.release();
        }
    }
    else if ("MC|Brand".equals(packetIn.getChannelName()))
    {
        this.gameController.thePlayer.setServerBrand(packetIn.getBufferData().readStringFromBuffer(32767));
    }
    else if ("MC|BOpen".equals(packetIn.getChannelName()))
    {
        EnumHand enumhand = (EnumHand)packetIn.getBufferData().readEnumValue(EnumHand.class);
        ItemStack itemstack = enumhand == EnumHand.OFF_HAND ? this.gameController.thePlayer.getHeldItemOffhand() : this.gameController.thePlayer.getHeldItemMainhand();

        if (itemstack != null && itemstack.getItem() == Items.WRITTEN_BOOK)
        {
            this.gameController.displayGuiScreen(new GuiScreenBook(this.gameController.thePlayer, itemstack, false));
        }
    }
    else if ("MC|DebugPath".equals(packetIn.getChannelName()))
    {
        PacketBuffer packetbuffer1 = packetIn.getBufferData();
        int j = packetbuffer1.readInt();
        float f = packetbuffer1.readFloat();
        Path path = Path.read(packetbuffer1);
        ((DebugRendererPathfinding)this.gameController.debugRenderer.debugRendererPathfinding).addPath(j, path, f);
    }
    else if ("MC|StopSound".equals(packetIn.getChannelName()))
    {
        PacketBuffer packetbuffer2 = packetIn.getBufferData();
        String s = packetbuffer2.readStringFromBuffer(32767);
        String s1 = packetbuffer2.readStringFromBuffer(256);
        this.gameController.getSoundHandler().stop(s1, SoundCategory.getByName(s));
    }
}