Dispose() public method

public Dispose ( ) : void
return void
Beispiel #1
0
 private void SafeRelease(ref LuaTable table)
 {
     if (table != null)
     {
         table.Dispose();
         table = null;
     }
 }
Beispiel #2
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        //如果count不是1,说明还有其他人引用,只能等待gc来处理
        public virtual void Dispose()
        {
            if (func != null)
            {
                func.Dispose(1);
                func = null;
            }

            if (self != null)
            {
                self.Dispose(1);
                self = null;
            }
        }
Beispiel #3
0
        void initLuaBridge()
        {
            LuaTable lua = LuaLoader.GetMainState().GetTable("EventBridge");

            if (lua != null)
            {
                luaProtoMsgParseFun  = lua.GetLuaFunction("onProtoMsgParse");
                luaBinaryMsgParseFun = lua.GetLuaFunction("onBinMsgParse");

                luaEventFun = lua.GetLuaFunction("onLuaEventParse");


                lua.Dispose();
                lua = null;
            }
        }
Beispiel #4
0
        public void Dispose()
        {
            --count;
            //Debugger.Log("LuaDelegate {0} SubRef {1}", reference, count);

            func.Dispose();

            if (self != null)
            {
                self.Dispose();
            }

            if (count == 0)
            {
                method = null;
                func   = null;
                self   = null;
            }
        }
Beispiel #5
0
        /*
         * Calls the method. Receives the arguments from the Lua stack
         * and returns values in it.
         */
        public int call(IntPtr luaState)
        {
            MethodBase methodToCall  = _Method;
            object     targetObject  = _Target;
            bool       failedCall    = true;
            int        nReturnValues = 0;

            if (!LuaDLL.lua_checkstack(luaState, 5))
            {
                throw new LuaException("Lua stack overflow");
            }

            bool isStatic = (_BindingType & BindingFlags.Static) == BindingFlags.Static;

            SetPendingException(null);

            if (methodToCall == null) // Method from name
            {
                if (isStatic)
                {
                    targetObject = null;
                }
                else
                {
                    targetObject = _ExtractTarget(luaState, 1);
                }

                //LuaDLL.lua_remove(luaState,1); // Pops the receiver
                if (_LastCalledMethod.cachedMethod != null)       // Cached?
                {
                    int        numStackToSkip = isStatic ? 0 : 1; // If this is an instance invoe we will have an extra arg on the stack for the targetObject
                    int        numArgsPassed  = LuaDLL.lua_gettop(luaState) - numStackToSkip;
                    MethodBase method         = _LastCalledMethod.cachedMethod;

                    if (numArgsPassed == _LastCalledMethod.argTypes.Length) // No. of args match?
                    {
                        if (!LuaDLL.lua_checkstack(luaState, _LastCalledMethod.outList.Length + 6))
                        {
                            throw new LuaException("Lua stack overflow");
                        }

                        object[] args = _LastCalledMethod.args;

                        try
                        {
                            for (int i = 0; i < _LastCalledMethod.argTypes.Length; i++)
                            {
                                MethodArgs type          = _LastCalledMethod.argTypes[i];
                                object     luaParamValue = type.extractValue(luaState, i + 1 + numStackToSkip);
                                if (_LastCalledMethod.argTypes[i].isParamsArray)
                                {
                                    args[type.index] = _Translator.tableToArray(luaParamValue, type.paramsArrayType);
                                }
                                else
                                {
                                    args[type.index] = luaParamValue;
                                }

                                if (args[type.index] == null &&
                                    !LuaDLL.lua_isnil(luaState, i + 1 + numStackToSkip))
                                {
                                    throw new LuaException("argument number " + (i + 1) + " is invalid");
                                }
                            }
                            if ((_BindingType & BindingFlags.Static) == BindingFlags.Static)
                            {
                                _Translator.push(luaState, method.Invoke(null, args));
                            }
                            else
                            {
                                if (_LastCalledMethod.cachedMethod.IsConstructor)
                                {
                                    _Translator.push(luaState, ((ConstructorInfo)method).Invoke(args));
                                }
                                else
                                {
                                    _Translator.push(luaState, method.Invoke(targetObject, args));
                                }
                            }
                            failedCall = false;
                        }
                        catch (TargetInvocationException e)
                        {
                            // Failure of method invocation
                            return(SetPendingException(e.GetBaseException()));
                        }
                        catch (Exception e)
                        {
                            if (_Members.Length == 1) // Is the method overloaded?
                            // No, throw error
                            {
                                return(SetPendingException(e));
                            }
                        }
                    }
                }

                // Cache miss
                if (failedCall)
                {
                    // System.Diagnostics.Debug.WriteLine("cache miss on " + methodName);

                    // If we are running an instance variable, we can now pop the targetObject from the stack
                    if (!isStatic)
                    {
                        if (targetObject == null)
                        {
                            _Translator.throwError(luaState, String.Format("instance method '{0}' requires a non null target object", _MethodName));
                            LuaDLL.lua_pushnil(luaState);
                            return(1);
                        }

                        LuaDLL.lua_remove(luaState, 1); // Pops the receiver
                    }

                    bool   hasMatch      = false;
                    string candidateName = null;

                    foreach (MemberInfo member in _Members)
                    {
                        candidateName = member.ReflectedType.Name + "." + member.Name;

                        MethodBase m = (MethodInfo)member;

                        bool isMethod = _Translator.matchParameters(luaState, m, ref _LastCalledMethod);
                        if (isMethod)
                        {
                            hasMatch = true;
                            break;
                        }
                    }
                    if (!hasMatch)
                    {
                        string msg = (candidateName == null)
                            ? "invalid arguments to method call"
                            : ("invalid arguments to method: " + candidateName);

                        _Translator.throwError(luaState, msg);
                        LuaDLL.lua_pushnil(luaState);
                        return(1);
                    }
                }
            }
            else // Method from MethodBase instance
            {
                if (methodToCall.ContainsGenericParameters)
                {
                    // bool isMethod = //* not used
                    _Translator.matchParameters(luaState, methodToCall, ref _LastCalledMethod);

                    if (methodToCall.IsGenericMethodDefinition)
                    {
                        //need to make a concrete type of the generic method definition
                        List <Type> typeArgs = new List <Type>();

                        foreach (object arg in _LastCalledMethod.args)
                        {
                            typeArgs.Add(arg.GetType());
                        }

                        MethodInfo concreteMethod = (methodToCall as MethodInfo).MakeGenericMethod(typeArgs.ToArray());

                        _Translator.push(luaState, concreteMethod.Invoke(targetObject, _LastCalledMethod.args));
                        failedCall = false;
                    }
                    else if (methodToCall.ContainsGenericParameters)
                    {
                        _Translator.throwError(luaState, "unable to invoke method on generic class as the current method is an open generic method");
                        LuaDLL.lua_pushnil(luaState);
                        return(1);
                    }
                }
                else
                {
                    if (!methodToCall.IsStatic && !methodToCall.IsConstructor && targetObject == null)
                    {
                        targetObject = _ExtractTarget(luaState, 1);
                        LuaDLL.lua_remove(luaState, 1); // Pops the receiver
                    }

                    if (!_Translator.matchParameters(luaState, methodToCall, ref _LastCalledMethod))
                    {
                        _Translator.throwError(luaState, "invalid arguments to method call");
                        LuaDLL.lua_pushnil(luaState);
                        return(1);
                    }
                }
            }

            if (failedCall)
            {
                if (!LuaDLL.lua_checkstack(luaState, _LastCalledMethod.outList.Length + 6))
                {
                    throw new LuaException("Lua stack overflow");
                }
                try
                {
                    if (isStatic)
                    {
                        _Translator.push(luaState, _LastCalledMethod.cachedMethod.Invoke(null, _LastCalledMethod.args));
                    }
                    else
                    {
                        if (_LastCalledMethod.cachedMethod.IsConstructor)
                        {
                            _Translator.push(luaState, ((ConstructorInfo)_LastCalledMethod.cachedMethod).Invoke(_LastCalledMethod.args));
                        }
                        else
                        {
                            object returnValue = _LastCalledMethod.cachedMethod.Invoke(targetObject, _LastCalledMethod.args);
                            _Translator.push(luaState, returnValue);

                            LuaTable returnValueLuaBase = returnValue as LuaTable;
                            if (returnValueLuaBase != null && returnValueLuaBase.IsOrphaned)
                            {
                                returnValueLuaBase.Dispose();
                            }
                        }
                    }
                }
                catch (TargetInvocationException e)
                {
                    return(SetPendingException(e.GetBaseException()));
                }
                catch (Exception e)
                {
                    return(SetPendingException(e));
                }
            }

            // Pushes out and ref return values
            for (int index = 0; index < _LastCalledMethod.outList.Length; index++)
            {
                nReturnValues++;

                object outArg = _LastCalledMethod.args[_LastCalledMethod.outList[index]];

                _Translator.push(luaState, outArg);

                LuaTable outArgLuaBase = outArg as LuaTable;
                if (outArgLuaBase != null && outArgLuaBase.IsOrphaned)
                {
                    outArgLuaBase.Dispose();
                }
            }

            //by isSingle 2010-09-10 11:26:31
            //Desc:
            //  if not return void,we need add 1,
            //  or we will lost the function's return value
            //  when call dotnet function like "int foo(arg1,out arg2,out arg3)" in lua code
            if (!_LastCalledMethod.IsReturnVoid && nReturnValues > 0)
            {
                nReturnValues++;
            }

            return(nReturnValues < 1 ? 1 : nReturnValues);
        }