protected void GenerateSerializationConstructor() { ArgumentReference arg1 = new ArgumentReference( typeof(SerializationInfo) ); ArgumentReference arg2 = new ArgumentReference( typeof(StreamingContext) ); EasyConstructor constr = MainTypeBuilder.CreateConstructor( arg1, arg2 ); constr.CodeBuilder.AddStatement( new ExpressionStatement( new ConstructorInvocationExpression( _serializationConstructor, arg1.ToExpression(), arg2.ToExpression() )) ); Type[] object_arg = new Type[] { typeof (String), typeof(Type) }; MethodInfo getValueMethod = typeof (SerializationInfo).GetMethod("GetValue", object_arg); VirtualMethodInvocationExpression getInterceptorInvocation = new VirtualMethodInvocationExpression(arg1, getValueMethod, new FixedReference("__interceptor").ToExpression(), new TypeTokenExpression( Context.Interceptor ) ); VirtualMethodInvocationExpression getMixinsInvocation = new VirtualMethodInvocationExpression(arg1, getValueMethod, new FixedReference("__mixins").ToExpression(), new TypeTokenExpression( typeof(object[]) ) ); constr.CodeBuilder.AddStatement( new AssignStatement( InterceptorField, getInterceptorInvocation) ); constr.CodeBuilder.AddStatement( new AssignStatement( CacheField, new NewInstanceExpression( typeof(HybridDictionary).GetConstructor( new Type[0] )) ) ); constr.CodeBuilder.AddStatement( new AssignStatement( MixinField, getMixinsInvocation) ); // Initialize the delegate fields foreach(CallableField field in _cachedFields) { field.WriteInitialization(constr.CodeBuilder, SelfReference.Self, MixinField); } constr.CodeBuilder.AddStatement( new ReturnStatement() ); }
protected virtual void ImplementCacheInvocationCache() { MethodInfo get_ItemMethod = typeof(HybridDictionary).GetMethod("get_Item", new Type[] {typeof(object)}); MethodInfo set_ItemMethod = typeof(HybridDictionary).GetMethod("Add", new Type[] {typeof(object), typeof(object)}); Type[] args = new Type[] {typeof(ICallable), typeof(MethodInfo)}; Type[] invocation_const_args = new Type[] {typeof(ICallable), typeof(object), typeof(MethodInfo), typeof(object)}; ArgumentReference arg1 = new ArgumentReference(typeof(ICallable)); ArgumentReference arg2 = new ArgumentReference(typeof(MethodInfo)); ArgumentReference arg3 = new ArgumentReference(typeof(object)); _method2Invocation = MainTypeBuilder.CreateMethod("_Method2Invocation", new ReturnReferenceExpression(Context.Invocation), MethodAttributes.Family | MethodAttributes.HideBySig, arg1, arg2, arg3); LocalReference invocation_local = _method2Invocation.CodeBuilder.DeclareLocal(Context.Invocation); LockBlockExpression block = new LockBlockExpression(SelfReference.Self); block.AddStatement(new AssignStatement(invocation_local, new ConvertExpression(Context.Invocation, new VirtualMethodInvocationExpression(CacheField, get_ItemMethod, arg2.ToExpression())))); ConditionExpression cond1 = new ConditionExpression(OpCodes.Brfalse_S, invocation_local.ToExpression()); cond1.AddTrueStatement(new AssignStatement( invocation_local, new NewInstanceExpression(InvocationType.GetConstructor(invocation_const_args), arg1.ToExpression(), SelfReference.Self.ToExpression(), arg2.ToExpression(), arg3.ToExpression()))); cond1.AddTrueStatement(new ExpressionStatement( new VirtualMethodInvocationExpression(CacheField, set_ItemMethod, arg2.ToExpression(), invocation_local.ToExpression()))); block.AddStatement(new ExpressionStatement(cond1)); _method2Invocation.CodeBuilder.AddStatement(new ExpressionStatement(block)); _method2Invocation.CodeBuilder.AddStatement(new ReturnStatement(invocation_local)); }
protected override void CustomizeGetObjectData(AbstractCodeBuilder codebuilder, ArgumentReference arg1, ArgumentReference arg2) { Type[] key_and_object = new Type[] {typeof (String), typeof (Object)}; Type[] key_and_bool = new Type[] {typeof (String), typeof (bool)}; MethodInfo addValueMethod = typeof (SerializationInfo).GetMethod("AddValue", key_and_object); MethodInfo addValueBoolMethod = typeof (SerializationInfo).GetMethod("AddValue", key_and_bool); codebuilder.AddStatement( new ExpressionStatement( new VirtualMethodInvocationExpression(arg1, addValueBoolMethod, new FixedReference("__delegateToBase").ToExpression(), new FixedReference( _delegateToBaseGetObjectData ? 1 : 0 ).ToExpression() ) ) ); if (_delegateToBaseGetObjectData) { MethodInfo baseGetObjectData = _baseType.GetMethod("GetObjectData", new Type[] { typeof(SerializationInfo), typeof(StreamingContext) }); codebuilder.AddStatement( new ExpressionStatement( new MethodInvocationExpression( baseGetObjectData, arg1.ToExpression(), arg2.ToExpression() )) ); } else { LocalReference members_ref = codebuilder.DeclareLocal( typeof(MemberInfo[]) ); LocalReference data_ref = codebuilder.DeclareLocal( typeof(object[]) ); MethodInfo getSerMembers = typeof(FormatterServices).GetMethod("GetSerializableMembers", new Type[] { typeof(Type) }); MethodInfo getObjData = typeof(FormatterServices).GetMethod("GetObjectData", new Type[] { typeof(object), typeof(MemberInfo[]) }); codebuilder.AddStatement( new AssignStatement( members_ref, new MethodInvocationExpression( null, getSerMembers, new TypeTokenExpression( _baseType ) )) ); codebuilder.AddStatement( new AssignStatement( data_ref, new MethodInvocationExpression( null, getObjData, SelfReference.Self.ToExpression(), members_ref.ToExpression() )) ); codebuilder.AddStatement( new ExpressionStatement( new VirtualMethodInvocationExpression(arg1, addValueMethod, new FixedReference("__data").ToExpression(), data_ref.ToExpression() ) ) ); } }
/// <summary> /// Generates one public constructor receiving /// the <see cref="IInterceptor"/> instance and instantiating a HybridCollection /// </summary> protected override EasyConstructor GenerateConstructor() { ArgumentReference arg1 = new ArgumentReference(Context.Interceptor); ArgumentReference arg2 = new ArgumentReference(typeof(object)); ArgumentReference arg3 = new ArgumentReference(typeof(object[])); EasyConstructor constructor; if (Context.HasMixins) { constructor = MainTypeBuilder.CreateConstructor(arg1, arg2, arg3); } else { constructor = MainTypeBuilder.CreateConstructor(arg1, arg2); } GenerateConstructorCode(constructor.CodeBuilder, arg1, SelfReference.Self, arg3); constructor.CodeBuilder.InvokeBaseConstructor(); constructor.CodeBuilder.AddStatement(new AssignStatement( _targetField, arg2.ToExpression())); constructor.CodeBuilder.AddStatement(new ReturnStatement()); return constructor; }
public void CreateMoreComplexCallable() { EasyType typebuilder = new EasyType( module, "mytype" ); ArgumentReference arg1 = new ArgumentReference( typeof(int) ); ArgumentReference arg2 = new ArgumentReference( typeof(DateTime) ); ArgumentReference arg3 = new ArgumentReference( typeof(object) ); EasyCallable callable = typebuilder.CreateCallable( new ReturnReferenceExpression(typeof(string)), arg1, arg2, arg3 ); FieldReference field1 = typebuilder.CreateField( "field1", callable.TypeBuilder ); SimpleCallback sc = new SimpleCallback(); ArgumentReference arg = new ArgumentReference( typeof(SimpleCallback) ); EasyConstructor constructor = typebuilder.CreateConstructor( arg ); constructor.CodeBuilder.InvokeBaseConstructor(); constructor.CodeBuilder.AddStatement( new AssignStatement(field1, new NewInstanceExpression( callable, arg.ToExpression(), new MethodPointerExpression( arg, typeof(SimpleCallback).GetMethod("RunAs") ) ) ) ); constructor.CodeBuilder.AddStatement( new ReturnStatement() ); arg1 = new ArgumentReference( typeof(int) ); arg2 = new ArgumentReference( typeof(DateTime) ); arg3 = new ArgumentReference( typeof(object) ); ReturnReferenceExpression ret1 = new ReturnReferenceExpression(typeof(string)); EasyMethod getField1 = typebuilder.CreateMethod( "Exec", ret1, arg1, arg2, arg3 ); getField1.CodeBuilder.AddStatement( new ReturnStatement( new ConvertExpression( typeof(String), new MethodInvocationExpression( field1, callable.Callmethod, new ReferencesToObjectArrayExpression(arg1, arg2, arg3) ) ) ) ); Type newType = typebuilder.BuildType(); RunPEVerify(); object instance = Activator.CreateInstance( newType, new object[] { sc } ); MethodInfo method = instance.GetType().GetMethod("Exec"); object result = method.Invoke( instance, new object[] { 1, DateTime.Now, "" } ); Assert.AreEqual( "hello2", result ); }
public void Conditionals() { EasyType typebuilder = new EasyType( module, "mytype" ); FieldReference cachefield = typebuilder.CreateField( "cache", typeof(IDictionary) ); ArgumentReference arg = new ArgumentReference( typeof(bool) ); EasyConstructor constructor = typebuilder.CreateConstructor( arg ); constructor.CodeBuilder.InvokeBaseConstructor(); ConditionExpression exp = new ConditionExpression(OpCodes.Brtrue_S, arg.ToExpression()); exp.AddTrueStatement( new AssignStatement(cachefield, new NewInstanceExpression( typeof(HybridDictionary), new Type[0] ) ) ); exp.AddFalseStatement( new AssignStatement(cachefield, new NewInstanceExpression( typeof(Hashtable), new Type[0] ) ) ); constructor.CodeBuilder.AddStatement( new ExpressionStatement(exp) ); constructor.CodeBuilder.AddStatement( new ReturnStatement() ); ReturnReferenceExpression ret = new ReturnReferenceExpression(typeof(IDictionary)); EasyMethod getCache = typebuilder.CreateMethod( "GetCache", ret ); getCache.CodeBuilder.AddStatement( new ReturnStatement( cachefield ) ); Type newType = typebuilder.BuildType(); object instance = Activator.CreateInstance( newType, new object[] { true } ); MethodInfo method = instance.GetType().GetMethod("GetCache"); object dic = method.Invoke( instance, new object[0] ); Assert.IsTrue( dic is HybridDictionary ); instance = Activator.CreateInstance( newType, new object[] { false } ); dic = method.Invoke( instance, new object[0] ); Assert.IsTrue( dic is Hashtable ); RunPEVerify(); }
public void MethodInvokingMethod() { EasyType typebuilder = new EasyType( module, "mytype" ); ArgumentReference rarg1 = new ArgumentReference(typeof(int)); ArgumentReference rarg2 = new ArgumentReference(typeof(int)); ReturnReferenceExpression rret = new ReturnReferenceExpression(typeof(int)); EasyMethod realCalcMethod = typebuilder.CreateMethod( "RealCalc", rret, rarg1, rarg2 ); realCalcMethod.CodeBuilder.AddStatement( new ReturnStatement( new BinaryExpression( BinaryExpression.Add, rarg1.ToExpression(), rarg2.ToExpression() ) ) ); ArgumentReference arg1 = new ArgumentReference(typeof(int)); ArgumentReference arg2 = new ArgumentReference(typeof(int)); ReturnReferenceExpression ret = new ReturnReferenceExpression(typeof(int)); EasyMethod calcMethod = typebuilder.CreateMethod( "Calc", ret, arg1, arg2 ); calcMethod.CodeBuilder.AddStatement( new ReturnStatement( new MethodInvocationExpression( realCalcMethod, arg1.ToExpression(), arg2.ToExpression() ) ) ); Type newType = typebuilder.BuildType(); Assert.IsNotNull( newType ); object instance = Activator.CreateInstance( newType, new object[0] ); Assert.IsNotNull( instance ); MethodInfo method = instance.GetType().GetMethod("Calc"); Assert.AreEqual( 2, method.Invoke( instance, new object[] { 1,1 } ) ); Assert.AreEqual( 5, method.Invoke( instance, new object[] { 3,2 } ) ); method = instance.GetType().GetMethod("RealCalc"); Assert.AreEqual( 2, method.Invoke( instance, new object[] { 1,1 } ) ); Assert.AreEqual( 5, method.Invoke( instance, new object[] { 3,2 } ) ); RunPEVerify(); }
public void FieldsStoreAndLoad() { EasyType typebuilder = new EasyType( module, "mytype" ); FieldReference field1 = typebuilder.CreateField( "field1", typeof(int) ); FieldReference field2 = typebuilder.CreateField( "field2", typeof(string) ); { ArgumentReference arg1 = new ArgumentReference(typeof(int)); ArgumentReference arg2 = new ArgumentReference(typeof(string)); EasyConstructor constr = typebuilder.CreateConstructor( arg1, arg2 ); constr.CodeBuilder.InvokeBaseConstructor(); constr.CodeBuilder.AddStatement( new AssignStatement( field1, arg1.ToExpression() ) ); constr.CodeBuilder.AddStatement( new AssignStatement( field2, arg2.ToExpression() ) ); constr.CodeBuilder.AddStatement( new ReturnStatement() ); } { ReturnReferenceExpression ret1 = new ReturnReferenceExpression( typeof(int) ); EasyMethod m1 = typebuilder.CreateMethod( "GetField1", ret1 ); m1.CodeBuilder.AddStatement( new ReturnStatement( field1 ) ); ReturnReferenceExpression ret2 = new ReturnReferenceExpression( typeof(string) ); EasyMethod m2 = typebuilder.CreateMethod( "GetField2", ret2 ); m2.CodeBuilder.AddStatement( new ReturnStatement( field2 ) ); } Type newType = typebuilder.BuildType(); Assert.IsNotNull( newType ); object instance = Activator.CreateInstance( newType, new object[] { 10, "hello" } ); Assert.IsNotNull( instance ); MethodInfo method1 = instance.GetType().GetMethod("GetField1"); MethodInfo method2 = instance.GetType().GetMethod("GetField2"); Assert.AreEqual( 10, method1.Invoke( instance, new object[0] )); Assert.AreEqual( "hello", method2.Invoke( instance, new object[0] )); RunPEVerify(); }