test[lua]: compatible field of inside protocol class in lua

protocol/src/test/lua/LuaProtocol/Packet/ObjectA.lua

@@ -1,43 +0,0 @@
--- @author godotg
-
-local ObjectA = {}
-
-function ObjectA:new(a, m, objectB)
-    local obj = {
-        a = a, -- int
-        m = m, -- java.util.Map<java.lang.Integer, java.lang.String>
-        objectB = objectB -- com.zfoo.protocol.packet.ObjectB
-    }
-    setmetatable(obj, self)
-    self.__index = self
-    return obj
-end
-
-function ObjectA:protocolId()
-    return 102
-end
-
-function ObjectA:write(buffer, packet)
-    if buffer:writePacketFlag(packet) then
-        return
-    end
-    buffer:writeInt(packet.a)
-    buffer:writeIntStringMap(packet.m)
-    buffer:writePacket(packet.objectB, 103)
-end
-
-function ObjectA:read(buffer)
-    if not(buffer:readBoolean()) then
-        return nil
-    end
-    local packet = ObjectA:new()
-    local result0 = buffer:readInt()
-    packet.a = result0
-    local map1 = buffer:readIntStringMap()
-    packet.m = map1
-    local result2 = buffer:readPacket(103)
-    packet.objectB = result2
-    return packet
-end
-
-return ObjectA

protocol/src/test/lua/LuaProtocol/Packet/ObjectB.lua

@@ -1,35 +0,0 @@
--- @author godotg
-
-local ObjectB = {}
-
-function ObjectB:new(flag)
-    local obj = {
-        flag = flag -- boolean
-    }
-    setmetatable(obj, self)
-    self.__index = self
-    return obj
-end
-
-function ObjectB:protocolId()
-    return 103
-end
-
-function ObjectB:write(buffer, packet)
-    if buffer:writePacketFlag(packet) then
-        return
-    end
-    buffer:writeBoolean(packet.flag)
-end
-
-function ObjectB:read(buffer)
-    if not(buffer:readBoolean()) then
-        return nil
-    end
-    local packet = ObjectB:new()
-    local result0 = buffer:readBoolean()
-    packet.flag = result0
-    return packet
-end
-
-return ObjectB

protocol/src/test/lua/Main.cs

@@ -1,48 +1,59 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
 using System.IO;
 using System.Text;
-using NUnit.Framework;
-using Spring.Util;
+using UnityEngine;
 using XLua;
+using zfoocs;
 
-namespace Test.Editor.LuaTest
+public class Main : MonoBehaviour
 {
-    public class LuaProtocolTest
+    
+    public static readonly string TEST_PATH = "Assets/";
+    
+    private void Start()
     {
-        public static readonly string TEST_PATH = "Assets/Test/Editor/LuaTest/";
+        var luaEnv = new LuaEnv();
+        luaEnv.DoString("CS.UnityEngine.Debug.Log('hello world')");
+        
+        var luaDebugBuilder = new StringBuilder();
+        // Rider的断点调试
+        // luaDebugBuilder.Append("package.cpath = package.cpath .. ';C:/Users/Administrator/AppData/Roaming/JetBrains/Rider2022.3/plugins/EmmyLua/debugger/emmy/windows/x64/?.dll'").Append(System.Environment.NewLine);
+        // luaDebugBuilder.Append("local dbg = require('emmy_core')").Append(System.Environment.NewLine);
+        // luaDebugBuilder.Append("dbg.tcpConnect('localhost', 9966)").Append(System.Environment.NewLine);
 
-        [Test]
-        public void ComplexObjectTest()
-        {
-            // 获取复杂对象的字节流
-            var complexObjectBytes = File.ReadAllBytes("D:\\zfoo\\protocol\\src\\test\\resources\\ComplexObject.bytes");
+        luaEnv.DoString(luaDebugBuilder.ToString());
 
-            var luaEnv = new LuaEnv();
-            var luaDebugBuilder = new StringBuilder();
-            // Rider的断点调试
-            // luaDebugBuilder.Append("package.cpath = package.cpath .. ';C:/Users/godotg/AppData/Roaming/JetBrains/Rider2021.1/plugins/EmmyLua/classes/debugger/emmy/windows/x64/?.dll'").Append(FileUtils.LS);
-            // luaDebugBuilder.Append("local dbg = require('emmy_core')").Append(FileUtils.LS);
-            // luaDebugBuilder.Append("dbg.tcpListen('localhost', 9966)").Append(FileUtils.LS);
-            // luaDebugBuilder.Append("dbg.waitIDE()").Append(FileUtils.LS);
+        luaEnv.AddLoader(CustomLoader);
 
-            luaEnv.DoString(luaDebugBuilder.ToString());
+        var luaProtocolTestStr = File.ReadAllText( "Assets/main.lua");
+        luaEnv.DoString(luaProtocolTestStr, "main");
 
-            luaEnv.AddLoader(CustomLoader);
+        LuaFunction byteBufferTestFunction = luaEnv.Global.Get<LuaFunction>("byteBufferTest");
+        byteBufferTestFunction.Call();
 
-            var luaProtocolTestStr = File.ReadAllText(TEST_PATH + "main.lua");
-            luaEnv.DoString(luaProtocolTestStr, "main");
-
-            LuaFunction byteBufferTestFunction = luaEnv.Global.Get<LuaFunction>("byteBufferTest");
-            byteBufferTestFunction.Call();
-
-            LuaFunction complexObjectTestFuction = luaEnv.Global.Get<LuaFunction>("complexObjectTest");
-            complexObjectTestFuction.Call(complexObjectBytes);
-        }
-
-        public static byte[] CustomLoader(ref string filepath)
-        {
-            filepath = filepath.Replace(".", "/") + ".lua";
-
-            return File.ReadAllBytes(TEST_PATH + filepath);
-        }
+        
+        // 获取复杂对象的字节流
+        var complexObjectBytes = File.ReadAllBytes("D:\\Project\\zfoo\\protocol\\src\\test\\resources\\complexObject.bytes");
+        LuaFunction complexObjectTestFuction = luaEnv.Global.Get<LuaFunction>("complexObjectTest");
+        complexObjectTestFuction.Call(complexObjectBytes);
+        
+        // 获取普通对象的字节流
+        // var normalObjectBytes = File.ReadAllBytes("D:\\Project\\zfoo\\protocol\\src\\test\\resources\\compatible\\normal-no-compatible.bytes");
+        // var normalObjectBytes = File.ReadAllBytes("D:\\Project\\zfoo\\protocol\\src\\test\\resources\\compatible\\normal-out-compatible.bytes");
+        // var normalObjectBytes = File.ReadAllBytes("D:\\Project\\zfoo\\protocol\\src\\test\\resources\\compatible\\normal-inner-compatible.bytes");
+        // var normalObjectBytes = File.ReadAllBytes("D:\\Project\\zfoo\\protocol\\src\\test\\resources\\compatible\\normal-out-inner-compatible.bytes");
+        var normalObjectBytes = File.ReadAllBytes("D:\\Project\\zfoo\\protocol\\src\\test\\resources\\compatible\\normal-out-inner-inner-compatible.bytes");
+        LuaFunction normalObjectTestFuction = luaEnv.Global.Get<LuaFunction>("normalObjectTest");
+        normalObjectTestFuction.Call(normalObjectBytes);
     }
-}
+
+
+    public static byte[] CustomLoader(ref string filepath)
+    {
+        filepath = filepath.Replace(".", "/") + ".lua";
+
+        return File.ReadAllBytes(TEST_PATH + filepath);
+    }
+}

protocol/src/test/lua/main.lua

@@ -1,17 +1,16 @@
-local ByteBuffer = require("LuaProtocol.Buffer.ByteBuffer")
-local ProtocolManager = require("LuaProtocol.ProtocolManager")
+local ByteBuffer = require("zfoolua.ByteBuffer")
+local ProtocolManager = require("zfoolua.ProtocolManager")
 
 
 -------------------------------------ProtocolManager的测试-------------------------------------
 function complexObjectTest(bytes)
+    print("complex size ", #bytes)
     ProtocolManager.initProtocol()
 
     local byteBuffer = ByteBuffer:new()
     byteBuffer:writeBuffer(bytes)
     local packet = ProtocolManager.read(byteBuffer)
 
-    -- complexObjec是老的协议，所以序列化回来myCompatible是nil，所以要重新赋值
-    packet.myCompatible = 0
     local newByteBuffer = ByteBuffer:new()
     ProtocolManager.write(newByteBuffer, packet)
     assert(#byteBuffer.buffer <= #newByteBuffer.buffer)
@@ -26,6 +25,27 @@ function complexObjectTest(bytes)
     return packet
 end
 
+function normalObjectTest(bytes)
+    ProtocolManager.initProtocol()
+
+    local byteBuffer = ByteBuffer:new()
+    byteBuffer:writeBuffer(bytes)
+    local packet = ProtocolManager.read(byteBuffer)
+
+    local newByteBuffer = ByteBuffer:new()
+    ProtocolManager.write(newByteBuffer, packet)
+
+    -- set和map是无序的，所以有的时候输入和输出的字节流有可能不一致，但是长度一定是一致的
+    --for i = 1, #byteBuffer.buffer do
+    --    print(i)
+    --    assert(byteBuffer.buffer[i] == newByteBuffer.buffer[i], i)
+    --end
+
+    local newPacket = ProtocolManager.read(newByteBuffer)
+    print("normal source size ", #bytes)
+    print("normal target size ", newByteBuffer:getLen())
+    return packet
+end
 
 
 -------------------------------------ByteBuffer的测试-------------------------------------
@@ -129,8 +149,6 @@ function byteBufferTest()
     byteBuffer:writeString(s)
     assert(byteBuffer:readString() == s)
 
-    byteBuffer:writeChar(s)
-    assert(byteBuffer:readChar() == "你")
     byteBuffer:setWriteOffset(0)
     byteBuffer:setReadOffset(0)
 

protocol/src/test/lua/zfoolua/ByteBuffer.lua

@@ -5,7 +5,7 @@
 --右移操作>>是无符号右移
 --local Long = require("Long")
 
-local ProtocolManager = require("LuaProtocol.ProtocolManager")
+local ProtocolManager = require("zfoolua.ProtocolManager")
 
 local maxInt = 2147483647
 local minInt = -2147483648
@@ -87,6 +87,27 @@ local function utf8sub(str, startChar, numChars)
     return str:sub(startIndex, currentIndex - 1)
 end
 
+function ByteBuffer:adjustPadding(predictionLength, beforeWriteIndex)
+    local currentWriteIndex = self.writeOffset
+    local predictionCount = self:writeIntCount(predictionLength)
+    local length = currentWriteIndex - beforeWriteIndex - predictionCount
+    local lengthCount = self:writeIntCount(length)
+    local padding = lengthCount - predictionCount
+    if padding == 0 then
+        self:setWriteOffset(beforeWriteIndex)
+        self:writeInt(length)
+        self:setWriteOffset(currentWriteIndex)
+    else
+        local bytes = self:getBytes(currentWriteIndex - length, currentWriteIndex - 1)
+        self:setWriteOffset(beforeWriteIndex)
+        self:writeInt(length)
+        self:writeBuffer(bytes)
+    end
+end
+
+function ByteBuffer:compatibleRead(beforeReadIndex, length)
+    return length ~= -1 and self:getReadOffset() < length + beforeReadIndex
+end
 
 -------------------------------------get和set-------------------------------------
 function ByteBuffer:getWriteOffset()
@@ -94,10 +115,8 @@ function ByteBuffer:getWriteOffset()
 end
 
 function ByteBuffer:setWriteOffset(writeOffset)
-    if writeOffset > #self.buffer then
-        error("index out of bounds exception: readerIndex: " + self.readOffset
-                + ", writerIndex: " + self.writeOffset
-                + "(expected: 0 <= readerIndex <= writerIndex <= capacity:" + #self.buffer)
+    if writeOffset > #self.buffer + 1 then
+        error(string.format("writeOffset: %s index out of bounds exception: readerIndex: %s, writerIndex: %s, (expected: 0 <= readerIndex <= writerIndex <= capacity: %s)", writeOffset, self.readOffset, self.writeOffset, #self.buffer))
     end
     self.writeOffset = writeOffset
     return self
@@ -109,9 +128,7 @@ end
 
 function ByteBuffer:setReadOffset(readOffset)
     if readOffset > self.writeOffset then
-        error("index out of bounds exception: readerIndex: " + self.readOffset
-                + ", writerIndex: " + this.writeOffset
-                + "(expected: 0 <= readerIndex <= writerIndex <= capacity:" + #self.buffer)
+        error(string.format("readOffset: %s index out of bounds exception: readerIndex: %s, writerIndex: %s, (expected: 0 <= readerIndex <= writerIndex <= capacity: %s)", readOffset, self.readOffset, self.writeOffset, #self.buffer))
     end
     self.readOffset = readOffset
     return self
@@ -202,6 +219,40 @@ function ByteBuffer:readInt()
     return self:readLong()
 end
 
+function ByteBuffer:writeIntCount(intValue)
+    if (math.type(intValue) ~= "integer") then
+        error("intValue must be integer")
+    end
+    if ((minInt > intValue) or (intValue > maxInt)) then
+        error("intValue must range between minInt:-2147483648 and maxInt:2147483647")
+    end
+
+    --lua中的右移为无符号右移，要特殊处理
+    local mask = intValue >> 63
+    local value = intValue << 1
+    if (mask == 1) then
+        value = value ~ 0xFFFFFFFFFFFFFFFF
+    end
+
+    if (value >> 7) == 0 then
+        return 1
+    end
+
+    if (value >> 14) == 0 then
+        return 2
+    end
+
+    if (value >> 21) == 0 then
+        return 3
+    end
+
+    if (value >> 28) == 0 then
+        return 4
+    end
+    
+    return 5
+end
+
 -- int
 function ByteBuffer:writeRawInt(intValue)
     local str = string.pack(">i", intValue)
@@ -408,21 +459,6 @@ function ByteBuffer:readString()
     return self:readBuffer(length)
 end
 
---char
-function ByteBuffer:writeChar(charValue)
-    if charValue == nil or #charValue == 0 then
-        self:writeString("")
-        return
-    end
-    local str = utf8sub(charValue, 1, 1)
-    self:writeString(str)
-    return self
-end
-
-function ByteBuffer:readChar()
-    return self:readString()
-end
-
 --- Write a encoded char array into buf
 function ByteBuffer:writeBuffer(str)
     for i = 1, #str do
@@ -463,12 +499,6 @@ function ByteBuffer:getBytes(startIndex, endIndex)
     return table.concat(self.buffer, "", startIndex, endIndex)
 end
 
-function ByteBuffer:writePacketFlag(value)
-    local flag = (value == null)
-    self:writeBoolean(not flag)
-    return flag
-end
-
 function ByteBuffer:writePacket(value, protocolId)
     local protocolRegistration = ProtocolManager.getProtocol(protocolId)
     protocolRegistration:write(self, value)
@@ -481,10 +511,10 @@ function ByteBuffer:readPacket(protocolId)
 end
 
 function ByteBuffer:writeBooleanArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeBoolean(element)
         end
@@ -504,10 +534,10 @@ function ByteBuffer:readBooleanArray()
 end
 
 function ByteBuffer:writeByteArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeByte(element)
         end
@@ -527,10 +557,10 @@ function ByteBuffer:readByteArray()
 end
 
 function ByteBuffer:writeShortArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeShort(element)
         end
@@ -550,10 +580,10 @@ function ByteBuffer:readShortArray()
 end
 
 function ByteBuffer:writeIntArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeInt(element)
         end
@@ -573,10 +603,10 @@ function ByteBuffer:readIntArray()
 end
 
 function ByteBuffer:writeLongArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeLong(element)
         end
@@ -596,10 +626,10 @@ function ByteBuffer:readLongArray()
 end
 
 function ByteBuffer:writeFloatArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeFloat(element)
         end
@@ -619,10 +649,10 @@ function ByteBuffer:readFloatArray()
 end
 
 function ByteBuffer:writeDoubleArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeDouble(element)
         end
@@ -641,34 +671,11 @@ function ByteBuffer:readDoubleArray()
     return array
 end
 
-function ByteBuffer:writeCharArray(array)
-    if array == null then
-        self:writeInt(0)
-    else
-        self:writeInt(#array);
-        for index, element in pairs(array) do
-            self:writeChar(element)
-        end
-    end
-    return self
-end
-
-function ByteBuffer:readCharArray()
-    local array = {}
-    local size = self:readInt()
-    if size > 0 then
-        for index = 1, size do
-            table.insert(array, self:readChar())
-        end
-    end
-    return array
-end
-
 function ByteBuffer:writeStringArray(array)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             self:writeString(element)
         end
@@ -688,11 +695,11 @@ function ByteBuffer:readStringArray()
 end
 
 function ByteBuffer:writePacketArray(array, protocolId)
-    if array == null then
+    if array == nil then
         self:writeInt(0)
     else
         local protocolRegistration = ProtocolManager.getProtocol(protocolId)
-        self:writeInt(#array);
+        self:writeInt(#array)
         for index, element in pairs(array) do
             protocolRegistration:write(self, element)
         end
@@ -713,10 +720,10 @@ function ByteBuffer:readPacketArray(protocolId)
 end
 
 function ByteBuffer:writeIntIntMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeInt(key)
             self:writeInt(value)
@@ -739,10 +746,10 @@ function ByteBuffer:readIntIntMap()
 end
 
 function ByteBuffer:writeIntLongMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeInt(key)
             self:writeLong(value)
@@ -765,10 +772,10 @@ function ByteBuffer:readIntLongMap()
 end
 
 function ByteBuffer:writeIntStringMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeInt(key)
             self:writeString(value)
@@ -791,11 +798,11 @@ function ByteBuffer:readIntStringMap()
 end
 
 function ByteBuffer:writeIntPacketMap(map, protocolId)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
         local protocolRegistration = ProtocolManager.getProtocol(protocolId)
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeInt(key)
             protocolRegistration:write(self, value)
@@ -819,10 +826,10 @@ function ByteBuffer:readIntPacketMap(protocolId)
 end
 
 function ByteBuffer:writeLongIntMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeLong(key)
             self:writeInt(value)
@@ -845,10 +852,10 @@ function ByteBuffer:readLongIntMap()
 end
 
 function ByteBuffer:writeLongLongMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeLong(key)
             self:writeLong(value)
@@ -871,10 +878,10 @@ function ByteBuffer:readLongLongMap()
 end
 
 function ByteBuffer:writeLongStringMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeLong(key)
             self:writeString(value)
@@ -897,11 +904,11 @@ function ByteBuffer:readLongStringMap()
 end
 
 function ByteBuffer:writeLongPacketMap(map, protocolId)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
         local protocolRegistration = ProtocolManager.getProtocol(protocolId)
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeLong(key)
             protocolRegistration:write(self, value)
@@ -925,10 +932,10 @@ function ByteBuffer:readLongPacketMap(protocolId)
 end
 
 function ByteBuffer:writeStringIntMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeString(key)
             self:writeInt(value)
@@ -951,10 +958,10 @@ function ByteBuffer:readStringIntMap()
 end
 
 function ByteBuffer:writeStringLongMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeString(key)
             self:writeLong(value)
@@ -977,10 +984,10 @@ function ByteBuffer:readStringLongMap()
 end
 
 function ByteBuffer:writeStringStringMap(map)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeString(key)
             self:writeString(value)
@@ -1003,11 +1010,11 @@ function ByteBuffer:readStringStringMap()
 end
 
 function ByteBuffer:writeStringPacketMap(map, protocolId)
-    if map == null then
+    if map == nil then
         self:writeInt(0)
     else
         local protocolRegistration = ProtocolManager.getProtocol(protocolId)
-        self:writeInt(table.mapSize(map));
+        self:writeInt(table.mapSize(map))
         for key, value in pairs(map) do
             self:writeString(key)
             protocolRegistration:write(self, value)

protocol/src/test/lua/zfoolua/ProtocolManager.lua

@@ -33,11 +33,13 @@ function ProtocolManager.read(buffer)
 end
 
 function initProtocol()
-    local ComplexObject = require("LuaProtocol.Packet.ComplexObject")
-    local NormalObject = require("LuaProtocol.Packet.NormalObject")
-    local ObjectA = require("LuaProtocol.Packet.ObjectA")
-    local ObjectB = require("LuaProtocol.Packet.ObjectB")
-    local SimpleObject = require("LuaProtocol.Packet.SimpleObject")
+    local EmptyObject = require("zfoolua.packet.EmptyObject")
+    local ComplexObject = require("zfoolua.packet.ComplexObject")
+    local NormalObject = require("zfoolua.packet.NormalObject")
+    local ObjectA = require("zfoolua.packet.ObjectA")
+    local ObjectB = require("zfoolua.packet.ObjectB")
+    local SimpleObject = require("zfoolua.packet.SimpleObject")
+    protocols[0] = EmptyObject
     protocols[100] = ComplexObject
     protocols[101] = NormalObject
     protocols[102] = ObjectA

protocol/src/test/lua/zfoolua/packet/ComplexObject.lua

@@ -1,70 +1,61 @@
--- 复杂的对象
--- 包括了各种复杂的结构，数组，List，Set，Map
---
--- @author godotg
-
+-- 复杂的对象，包括了各种复杂的结构，数组，List，Set，Map
 local ComplexObject = {}
 
-function ComplexObject:new(a, aa, aaa, aaaa, b, bb, bbb, bbbb, c, cc, ccc, cccc, d, dd, ddd, dddd, e, ee, eee, eeee, f, ff, fff, ffff, g, gg, ggg, gggg, h, hh, hhh, hhhh, jj, jjj, kk, kkk, l, ll, lll, llll, lllll, m, mm, mmm, mmmm, mmmmm, s, ss, sss, ssss, sssss, myCompatible, myObject)
+function ComplexObject:new()
     local obj = {
         -- byte类型，最简单的整形
-        a = a, -- byte
-        -- byte的包装类型
-        -- 优先使用基础类型，包装类型会有装箱拆箱
-        aa = aa, -- java.lang.Byte
+        a = 0, -- byte
+        -- byte的包装类型，优先使用基础类型，包装类型会有装箱拆箱
+        aa = 0, -- byte
         -- 数组类型
-        aaa = aaa, -- byte[]
-        aaaa = aaaa, -- java.lang.Byte[]
-        b = b, -- short
-        bb = bb, -- java.lang.Short
-        bbb = bbb, -- short[]
-        bbbb = bbbb, -- java.lang.Short[]
-        c = c, -- int
-        cc = cc, -- java.lang.Integer
-        ccc = ccc, -- int[]
-        cccc = cccc, -- java.lang.Integer[]
-        d = d, -- long
-        dd = dd, -- java.lang.Long
-        ddd = ddd, -- long[]
-        dddd = dddd, -- java.lang.Long[]
-        e = e, -- float
-        ee = ee, -- java.lang.Float
-        eee = eee, -- float[]
-        eeee = eeee, -- java.lang.Float[]
-        f = f, -- double
-        ff = ff, -- java.lang.Double
-        fff = fff, -- double[]
-        ffff = ffff, -- java.lang.Double[]
-        g = g, -- boolean
-        gg = gg, -- java.lang.Boolean
-        ggg = ggg, -- boolean[]
-        gggg = gggg, -- java.lang.Boolean[]
-        h = h, -- char
-        hh = hh, -- java.lang.Character
-        hhh = hhh, -- char[]
-        hhhh = hhhh, -- java.lang.Character[]
-        jj = jj, -- java.lang.String
-        jjj = jjj, -- java.lang.String[]
-        kk = kk, -- com.zfoo.protocol.packet.ObjectA
-        kkk = kkk, -- com.zfoo.protocol.packet.ObjectA[]
-        l = l, -- java.util.List<java.lang.Integer>
-        ll = ll, -- java.util.List<java.util.List<java.util.List<java.lang.Integer>>>
-        lll = lll, -- java.util.List<java.util.List<com.zfoo.protocol.packet.ObjectA>>
-        llll = llll, -- java.util.List<java.lang.String>
-        lllll = lllll, -- java.util.List<java.util.Map<java.lang.Integer, java.lang.String>>
-        m = m, -- java.util.Map<java.lang.Integer, java.lang.String>
-        mm = mm, -- java.util.Map<java.lang.Integer, com.zfoo.protocol.packet.ObjectA>
-        mmm = mmm, -- java.util.Map<com.zfoo.protocol.packet.ObjectA, java.util.List<java.lang.Integer>>
-        mmmm = mmmm, -- java.util.Map<java.util.List<java.util.List<com.zfoo.protocol.packet.ObjectA>>, java.util.List<java.util.List<java.util.List<java.lang.Integer>>>>
-        mmmmm = mmmmm, -- java.util.Map<java.util.List<java.util.Map<java.lang.Integer, java.lang.String>>, java.util.Set<java.util.Map<java.lang.Integer, java.lang.String>>>
-        s = s, -- java.util.Set<java.lang.Integer>
-        ss = ss, -- java.util.Set<java.util.Set<java.util.List<java.lang.Integer>>>
-        sss = sss, -- java.util.Set<java.util.Set<com.zfoo.protocol.packet.ObjectA>>
-        ssss = ssss, -- java.util.Set<java.lang.String>
-        sssss = sssss, -- java.util.Set<java.util.Map<java.lang.Integer, java.lang.String>>
+        aaa = {}, -- byte[]
+        aaaa = {}, -- byte[]
+        b = 0, -- short
+        bb = 0, -- short
+        bbb = {}, -- short[]
+        bbbb = {}, -- short[]
+        c = 0, -- int
+        cc = 0, -- int
+        ccc = {}, -- int[]
+        cccc = {}, -- int[]
+        d = 0, -- long
+        dd = 0, -- long
+        ddd = {}, -- long[]
+        dddd = {}, -- long[]
+        e = 0, -- float
+        ee = 0, -- float
+        eee = {}, -- float[]
+        eeee = {}, -- float[]
+        f = 0, -- double
+        ff = 0, -- double
+        fff = {}, -- double[]
+        ffff = {}, -- double[]
+        g = false, -- bool
+        gg = false, -- bool
+        ggg = {}, -- bool[]
+        gggg = {}, -- bool[]
+        jj = "", -- string
+        jjj = {}, -- string[]
+        kk = nil, -- ObjectA
+        kkk = {}, -- ObjectA[]
+        l = {}, -- List<int>
+        ll = {}, -- List<List<List<int>>>
+        lll = {}, -- List<List<ObjectA>>
+        llll = {}, -- List<string>
+        lllll = {}, -- List<Dictionary<int, string>>
+        m = {}, -- Dictionary<int, string>
+        mm = {}, -- Dictionary<int, ObjectA>
+        mmm = {}, -- Dictionary<ObjectA, List<int>>
+        mmmm = {}, -- Dictionary<List<List<ObjectA>>, List<List<List<int>>>>
+        mmmmm = {}, -- Dictionary<List<Dictionary<int, string>>, HashSet<Dictionary<int, string>>>
+        s = {}, -- HashSet<int>
+        ss = {}, -- HashSet<HashSet<List<int>>>
+        sss = {}, -- HashSet<HashSet<ObjectA>>
+        ssss = {}, -- HashSet<string>
+        sssss = {}, -- HashSet<Dictionary<int, string>>
         -- 如果要修改协议并且兼容老协议，需要加上Compatible注解，按照增加的顺序添加order
-        myCompatible = myCompatible, -- int
-        myObject = myObject -- com.zfoo.protocol.packet.ObjectA
+        myCompatible = 0, -- int
+        myObject = nil -- ObjectA
     }
     setmetatable(obj, self)
     self.__index = self
@@ -76,9 +67,12 @@ function ComplexObject:protocolId()
 end
 
 function ComplexObject:write(buffer, packet)
-    if buffer:writePacketFlag(packet) then
+    if packet == nil then
+        buffer:writeInt(0)
         return
     end
+    local beforeWriteIndex = buffer:getWriteOffset()
+    buffer:writeInt(36962)
     buffer:writeByte(packet.a)
     buffer:writeByte(packet.aa)
     buffer:writeByteArray(packet.aaa)
@@ -107,10 +101,6 @@ function ComplexObject:write(buffer, packet)
     buffer:writeBoolean(packet.gg)
     buffer:writeBooleanArray(packet.ggg)
     buffer:writeBooleanArray(packet.gggg)
-    buffer:writeChar(packet.h)
-    buffer:writeChar(packet.hh)
-    buffer:writeCharArray(packet.hhh)
-    buffer:writeCharArray(packet.hhhh)
     buffer:writeString(packet.jj)
     buffer:writeStringArray(packet.jjj)
     buffer:writePacket(packet.kk, 102)
@@ -247,12 +237,15 @@ function ComplexObject:write(buffer, packet)
     end
     buffer:writeInt(packet.myCompatible)
     buffer:writePacket(packet.myObject, 102)
+    buffer:adjustPadding(36962, beforeWriteIndex)
 end
 
 function ComplexObject:read(buffer)
-    if not(buffer:readBoolean()) then
+    local length = buffer:readInt()
+    if length == 0 then
         return nil
     end
+    local beforeReadIndex = buffer:getReadOffset()
     local packet = ComplexObject:new()
     local result32 = buffer:readByte()
     packet.a = result32
@@ -310,109 +303,109 @@ function ComplexObject:read(buffer)
     packet.ggg = array58
     local array59 = buffer:readBooleanArray()
     packet.gggg = array59
-    local result60 = buffer:readChar()
-    packet.h = result60
-    local result61 = buffer:readChar()
-    packet.hh = result61
-    local array62 = buffer:readCharArray()
-    packet.hhh = array62
-    local array63 = buffer:readCharArray()
-    packet.hhhh = array63
-    local result64 = buffer:readString()
-    packet.jj = result64
-    local array65 = buffer:readStringArray()
-    packet.jjj = array65
-    local result66 = buffer:readPacket(102)
-    packet.kk = result66
-    local array67 = buffer:readPacketArray(102)
-    packet.kkk = array67
-    local list68 = buffer:readIntArray()
-    packet.l = list68
-    local result69 = {}
-    local size70 = buffer:readInt()
-    if size70 > 0 then
-        for index71 = 1, size70 do
-            local result72 = {}
-            local size73 = buffer:readInt()
-            if size73 > 0 then
-                for index74 = 1, size73 do
-                    local list75 = buffer:readIntArray()
-                    table.insert(result72, list75)
+    local result60 = buffer:readString()
+    packet.jj = result60
+    local array61 = buffer:readStringArray()
+    packet.jjj = array61
+    local result62 = buffer:readPacket(102)
+    packet.kk = result62
+    local array63 = buffer:readPacketArray(102)
+    packet.kkk = array63
+    local list64 = buffer:readIntArray()
+    packet.l = list64
+    local result65 = {}
+    local size66 = buffer:readInt()
+    if size66 > 0 then
+        for index67 = 1, size66 do
+            local result68 = {}
+            local size69 = buffer:readInt()
+            if size69 > 0 then
+                for index70 = 1, size69 do
+                    local list71 = buffer:readIntArray()
+                    table.insert(result68, list71)
                 end
             end
-            table.insert(result69, result72)
+            table.insert(result65, result68)
         end
     end
-    packet.ll = result69
-    local result76 = {}
-    local size77 = buffer:readInt()
-    if size77 > 0 then
-        for index78 = 1, size77 do
-            local list79 = buffer:readPacketArray(102)
-            table.insert(result76, list79)
+    packet.ll = result65
+    local result72 = {}
+    local size73 = buffer:readInt()
+    if size73 > 0 then
+        for index74 = 1, size73 do
+            local list75 = buffer:readPacketArray(102)
+            table.insert(result72, list75)
         end
     end
-    packet.lll = result76
-    local list80 = buffer:readStringArray()
-    packet.llll = list80
-    local result81 = {}
-    local size82 = buffer:readInt()
-    if size82 > 0 then
-        for index83 = 1, size82 do
-            local map84 = buffer:readIntStringMap()
-            table.insert(result81, map84)
+    packet.lll = result72
+    local list76 = buffer:readStringArray()
+    packet.llll = list76
+    local result77 = {}
+    local size78 = buffer:readInt()
+    if size78 > 0 then
+        for index79 = 1, size78 do
+            local map80 = buffer:readIntStringMap()
+            table.insert(result77, map80)
         end
     end
-    packet.lllll = result81
-    local map85 = buffer:readIntStringMap()
-    packet.m = map85
-    local map86 = buffer:readIntPacketMap(102)
-    packet.mm = map86
-    local result87 = {}
-    local size88 = buffer:readInt()
-    if size88 > 0 then
-        for index89 = 1, size88 do
-            local result90 = buffer:readPacket(102)
-            local list91 = buffer:readIntArray()
-            result87[result90] = list91
+    packet.lllll = result77
+    local map81 = buffer:readIntStringMap()
+    packet.m = map81
+    local map82 = buffer:readIntPacketMap(102)
+    packet.mm = map82
+    local result83 = {}
+    local size84 = buffer:readInt()
+    if size84 > 0 then
+        for index85 = 1, size84 do
+            local result86 = buffer:readPacket(102)
+            local list87 = buffer:readIntArray()
+            result83[result86] = list87
         end
     end
-    packet.mmm = result87
-    local result92 = {}
-    local size93 = buffer:readInt()
-    if size93 > 0 then
-        for index94 = 1, size93 do
+    packet.mmm = result83
+    local result88 = {}
+    local size89 = buffer:readInt()
+    if size89 > 0 then
+        for index90 = 1, size89 do
+            local result91 = {}
+            local size92 = buffer:readInt()
+            if size92 > 0 then
+                for index93 = 1, size92 do
+                    local list94 = buffer:readPacketArray(102)
+                    table.insert(result91, list94)
+                end
+            end
             local result95 = {}
             local size96 = buffer:readInt()
             if size96 > 0 then
                 for index97 = 1, size96 do
-                    local list98 = buffer:readPacketArray(102)
-                    table.insert(result95, list98)
-                end
-            end
-            local result99 = {}
-            local size100 = buffer:readInt()
-            if size100 > 0 then
-                for index101 = 1, size100 do
-                    local result102 = {}
-                    local size103 = buffer:readInt()
-                    if size103 > 0 then
-                        for index104 = 1, size103 do
-                            local list105 = buffer:readIntArray()
-                            table.insert(result102, list105)
+                    local result98 = {}
+                    local size99 = buffer:readInt()
+                    if size99 > 0 then
+                        for index100 = 1, size99 do
+                            local list101 = buffer:readIntArray()
+                            table.insert(result98, list101)
                         end
                     end
-                    table.insert(result99, result102)
+                    table.insert(result95, result98)
                 end
             end
-            result92[result95] = result99
+            result88[result91] = result95
         end
     end
-    packet.mmmm = result92
-    local result106 = {}
-    local size107 = buffer:readInt()
-    if size107 > 0 then
-        for index108 = 1, size107 do
+    packet.mmmm = result88
+    local result102 = {}
+    local size103 = buffer:readInt()
+    if size103 > 0 then
+        for index104 = 1, size103 do
+            local result105 = {}
+            local size106 = buffer:readInt()
+            if size106 > 0 then
+                for index107 = 1, size106 do
+                    local map108 = buffer:readIntStringMap()
+                    table.insert(result105, map108)
+                end
+            end
             local result109 = {}
             local size110 = buffer:readInt()
             if size110 > 0 then
@@ -421,66 +414,59 @@ function ComplexObject:read(buffer)
                     table.insert(result109, map112)
                 end
             end
-            local result113 = {}
-            local size114 = buffer:readInt()
-            if size114 > 0 then
-                for index115 = 1, size114 do
-                    local map116 = buffer:readIntStringMap()
-                    table.insert(result113, map116)
+            result102[result105] = result109
+        end
+    end
+    packet.mmmmm = result102
+    local set113 = buffer:readIntArray()
+    packet.s = set113
+    local result114 = {}
+    local size115 = buffer:readInt()
+    if size115 > 0 then
+        for index116 = 1, size115 do
+            local result117 = {}
+            local size118 = buffer:readInt()
+            if size118 > 0 then
+                for index119 = 1, size118 do
+                    local list120 = buffer:readIntArray()
+                    table.insert(result117, list120)
                 end
             end
-            result106[result109] = result113
+            table.insert(result114, result117)
         end
     end
-    packet.mmmmm = result106
-    local set117 = buffer:readIntArray()
-    packet.s = set117
-    local result118 = {}
-    local size119 = buffer:readInt()
-    if size119 > 0 then
-        for index120 = 1, size119 do
-            local result121 = {}
-            local size122 = buffer:readInt()
-            if size122 > 0 then
-                for index123 = 1, size122 do
-                    local list124 = buffer:readIntArray()
-                    table.insert(result121, list124)
-                end
-            end
-            table.insert(result118, result121)
+    packet.ss = result114
+    local result121 = {}
+    local size122 = buffer:readInt()
+    if size122 > 0 then
+        for index123 = 1, size122 do
+            local set124 = buffer:readPacketArray(102)
+            table.insert(result121, set124)
         end
     end
-    packet.ss = result118
-    local result125 = {}
-    local size126 = buffer:readInt()
-    if size126 > 0 then
-        for index127 = 1, size126 do
-            local set128 = buffer:readPacketArray(102)
-            table.insert(result125, set128)
+    packet.sss = result121
+    local set125 = buffer:readStringArray()
+    packet.ssss = set125
+    local result126 = {}
+    local size127 = buffer:readInt()
+    if size127 > 0 then
+        for index128 = 1, size127 do
+            local map129 = buffer:readIntStringMap()
+            table.insert(result126, map129)
         end
     end
-    packet.sss = result125
-    local set129 = buffer:readStringArray()
-    packet.ssss = set129
-    local result130 = {}
-    local size131 = buffer:readInt()
-    if size131 > 0 then
-        for index132 = 1, size131 do
-            local map133 = buffer:readIntStringMap()
-            table.insert(result130, map133)
-        end
+    packet.sssss = result126
+    if buffer:compatibleRead(beforeReadIndex, length) then
+        local result130 = buffer:readInt()
+        packet.myCompatible = result130
     end
-    packet.sssss = result130
-    if not(buffer:isReadable()) then
-        return packet
+    if buffer:compatibleRead(beforeReadIndex, length) then
+        local result131 = buffer:readPacket(102)
+        packet.myObject = result131
     end
-    local result134 = buffer:readInt()
-    packet.myCompatible = result134
-    if not(buffer:isReadable()) then
-        return packet
+    if length > 0 then
+        buffer:setReadOffset(beforeReadIndex + length)
     end
-    local result135 = buffer:readPacket(102)
-    packet.myObject = result135
     return packet
 end
 

protocol/src/test/lua/zfoolua/packet/EmptyObject.lua

@@ -0,0 +1,39 @@
+
+local EmptyObject = {}
+
+function EmptyObject:new()
+    local obj = {
+        
+    }
+    setmetatable(obj, self)
+    self.__index = self
+    return obj
+end
+
+function EmptyObject:protocolId()
+    return 0
+end
+
+function EmptyObject:write(buffer, packet)
+    if packet == nil then
+        buffer:writeInt(0)
+        return
+    end
+    buffer:writeInt(-1)
+end
+
+function EmptyObject:read(buffer)
+    local length = buffer:readInt()
+    if length == 0 then
+        return nil
+    end
+    local beforeReadIndex = buffer:getReadOffset()
+    local packet = EmptyObject:new()
+    
+    if length > 0 then
+        buffer:setReadOffset(beforeReadIndex + length)
+    end
+    return packet
+end
+
+return EmptyObject

protocol/src/test/lua/zfoolua/packet/NormalObject.lua

@@ -1,27 +1,27 @@
--- @author godotg
 
 local NormalObject = {}
 
-function NormalObject:new(a, aaa, b, c, d, e, f, g, jj, kk, l, ll, lll, llll, m, mm, s, ssss)
+function NormalObject:new()
     local obj = {
-        a = a, -- byte
-        aaa = aaa, -- byte[]
-        b = b, -- short
-        c = c, -- int
-        d = d, -- long
-        e = e, -- float
-        f = f, -- double
-        g = g, -- boolean
-        jj = jj, -- java.lang.String
-        kk = kk, -- com.zfoo.protocol.packet.ObjectA
-        l = l, -- java.util.List<java.lang.Integer>
-        ll = ll, -- java.util.List<java.lang.Long>
-        lll = lll, -- java.util.List<com.zfoo.protocol.packet.ObjectA>
-        llll = llll, -- java.util.List<java.lang.String>
-        m = m, -- java.util.Map<java.lang.Integer, java.lang.String>
-        mm = mm, -- java.util.Map<java.lang.Integer, com.zfoo.protocol.packet.ObjectA>
-        s = s, -- java.util.Set<java.lang.Integer>
-        ssss = ssss -- java.util.Set<java.lang.String>
+        a = 0, -- byte
+        aaa = {}, -- byte[]
+        b = 0, -- short
+        c = 0, -- int
+        d = 0, -- long
+        e = 0, -- float
+        f = 0, -- double
+        g = false, -- bool
+        jj = "", -- string
+        kk = nil, -- ObjectA
+        l = {}, -- List<int>
+        ll = {}, -- List<long>
+        lll = {}, -- List<ObjectA>
+        llll = {}, -- List<string>
+        m = {}, -- Dictionary<int, string>
+        mm = {}, -- Dictionary<int, ObjectA>
+        s = {}, -- HashSet<int>
+        ssss = {}, -- HashSet<string>
+        outCompatibleValue = 0 -- int
     }
     setmetatable(obj, self)
     self.__index = self
@@ -33,9 +33,12 @@ function NormalObject:protocolId()
 end
 
 function NormalObject:write(buffer, packet)
-    if buffer:writePacketFlag(packet) then
+    if packet == nil then
+        buffer:writeInt(0)
         return
     end
+    local beforeWriteIndex = buffer:getWriteOffset()
+    buffer:writeInt(854)
     buffer:writeByte(packet.a)
     buffer:writeByteArray(packet.aaa)
     buffer:writeShort(packet.b)
@@ -54,12 +57,16 @@ function NormalObject:write(buffer, packet)
     buffer:writeIntPacketMap(packet.mm, 102)
     buffer:writeIntArray(packet.s)
     buffer:writeStringArray(packet.ssss)
+    buffer:writeInt(packet.outCompatibleValue)
+    buffer:adjustPadding(854, beforeWriteIndex)
 end
 
 function NormalObject:read(buffer)
-    if not(buffer:readBoolean()) then
+    local length = buffer:readInt()
+    if length == 0 then
         return nil
     end
+    local beforeReadIndex = buffer:getReadOffset()
     local packet = NormalObject:new()
     local result0 = buffer:readByte()
     packet.a = result0
@@ -97,6 +104,13 @@ function NormalObject:read(buffer)
     packet.s = set16
     local set17 = buffer:readStringArray()
     packet.ssss = set17
+    if buffer:compatibleRead(beforeReadIndex, length) then
+        local result18 = buffer:readInt()
+        packet.outCompatibleValue = result18
+    end
+    if length > 0 then
+        buffer:setReadOffset(beforeReadIndex + length)
+    end
     return packet
 end
 

protocol/src/test/lua/zfoolua/packet/ObjectA.lua

@@ -0,0 +1,57 @@
+
+local ObjectA = {}
+
+function ObjectA:new()
+    local obj = {
+        a = 0, -- int
+        m = {}, -- Dictionary<int, string>
+        objectB = nil, -- ObjectB
+        innerCompatibleValue = 0 -- int
+    }
+    setmetatable(obj, self)
+    self.__index = self
+    return obj
+end
+
+function ObjectA:protocolId()
+    return 102
+end
+
+function ObjectA:write(buffer, packet)
+    if packet == nil then
+        buffer:writeInt(0)
+        return
+    end
+    local beforeWriteIndex = buffer:getWriteOffset()
+    buffer:writeInt(201)
+    buffer:writeInt(packet.a)
+    buffer:writeIntStringMap(packet.m)
+    buffer:writePacket(packet.objectB, 103)
+    buffer:writeInt(packet.innerCompatibleValue)
+    buffer:adjustPadding(201, beforeWriteIndex)
+end
+
+function ObjectA:read(buffer)
+    local length = buffer:readInt()
+    if length == 0 then
+        return nil
+    end
+    local beforeReadIndex = buffer:getReadOffset()
+    local packet = ObjectA:new()
+    local result0 = buffer:readInt()
+    packet.a = result0
+    local map1 = buffer:readIntStringMap()
+    packet.m = map1
+    local result2 = buffer:readPacket(103)
+    packet.objectB = result2
+    if buffer:compatibleRead(beforeReadIndex, length) then
+        local result3 = buffer:readInt()
+        packet.innerCompatibleValue = result3
+    end
+    if length > 0 then
+        buffer:setReadOffset(beforeReadIndex + length)
+    end
+    return packet
+end
+
+return ObjectA

protocol/src/test/lua/zfoolua/packet/ObjectB.lua

@@ -0,0 +1,49 @@
+
+local ObjectB = {}
+
+function ObjectB:new()
+    local obj = {
+        flag = false, -- bool
+        innerCompatibleValue = 0 -- int
+    }
+    setmetatable(obj, self)
+    self.__index = self
+    return obj
+end
+
+function ObjectB:protocolId()
+    return 103
+end
+
+function ObjectB:write(buffer, packet)
+    if packet == nil then
+        buffer:writeInt(0)
+        return
+    end
+    local beforeWriteIndex = buffer:getWriteOffset()
+    buffer:writeInt(4)
+    buffer:writeBoolean(packet.flag)
+    buffer:writeInt(packet.innerCompatibleValue)
+    buffer:adjustPadding(4, beforeWriteIndex)
+end
+
+function ObjectB:read(buffer)
+    local length = buffer:readInt()
+    if length == 0 then
+        return nil
+    end
+    local beforeReadIndex = buffer:getReadOffset()
+    local packet = ObjectB:new()
+    local result0 = buffer:readBoolean()
+    packet.flag = result0
+    if buffer:compatibleRead(beforeReadIndex, length) then
+        local result1 = buffer:readInt()
+        packet.innerCompatibleValue = result1
+    end
+    if length > 0 then
+        buffer:setReadOffset(beforeReadIndex + length)
+    end
+    return packet
+end
+
+return ObjectB

protocol/src/test/lua/zfoolua/packet/SimpleObject.lua

@@ -1,11 +1,10 @@
--- @author godotg
 
 local SimpleObject = {}
 
-function SimpleObject:new(c, g)
+function SimpleObject:new()
     local obj = {
-        c = c, -- int
-        g = g -- boolean
+        c = 0, -- int
+        g = false -- bool
     }
     setmetatable(obj, self)
     self.__index = self
@@ -17,22 +16,29 @@ function SimpleObject:protocolId()
 end
 
 function SimpleObject:write(buffer, packet)
-    if buffer:writePacketFlag(packet) then
+    if packet == nil then
+        buffer:writeInt(0)
         return
     end
+    buffer:writeInt(-1)
     buffer:writeInt(packet.c)
     buffer:writeBoolean(packet.g)
 end
 
 function SimpleObject:read(buffer)
-    if not(buffer:readBoolean()) then
+    local length = buffer:readInt()
+    if length == 0 then
         return nil
     end
+    local beforeReadIndex = buffer:getReadOffset()
     local packet = SimpleObject:new()
     local result0 = buffer:readInt()
     packet.c = result0
     local result1 = buffer:readBoolean()
     packet.g = result1
+    if length > 0 then
+        buffer:setReadOffset(beforeReadIndex + length)
+    end
     return packet
 end