C# Internal.MethodWrapper类代码示例

		static ProxyGenerator()
		{
			ClassLoaderWrapper bootClassLoader = ClassLoaderWrapper.GetBootstrapClassLoader();
			proxyClass = bootClassLoader.LoadClassByDottedNameFast("java.lang.reflect.Proxy");
			errorClass = bootClassLoader.LoadClassByDottedNameFast("java.lang.Error");
			runtimeExceptionClass = bootClassLoader.LoadClassByDottedNameFast("java.lang.RuntimeException");
			undeclaredThrowableExceptionConstructor = bootClassLoader.LoadClassByDottedNameFast("java.lang.reflect.UndeclaredThrowableException").GetMethodWrapper("<init>", "(Ljava.lang.Throwable;)V", false);
			undeclaredThrowableExceptionConstructor.Link();
			invocationHandlerField = proxyClass.GetFieldWrapper("h", "Ljava.lang.reflect.InvocationHandler;");
			invocationHandlerField.Link();
			javaLangReflectMethod = bootClassLoader.LoadClassByDottedNameFast("java.lang.reflect.Method");
			javaLangNoSuchMethodException = bootClassLoader.LoadClassByDottedNameFast("java.lang.NoSuchMethodException");
			javaLangNoClassDefFoundErrorConstructor = bootClassLoader.LoadClassByDottedNameFast("java.lang.NoClassDefFoundError").GetMethodWrapper("<init>", "(Ljava.lang.String;)V", false);
			javaLangNoClassDefFoundErrorConstructor.Link();
			javaLangThrowable_getMessage = bootClassLoader.LoadClassByDottedNameFast("java.lang.Throwable").GetMethodWrapper("getMessage", "()Ljava.lang.String;", false);
			javaLangThrowable_getMessage.Link();
			javaLangClass_getMethod = CoreClasses.java.lang.Class.Wrapper.GetMethodWrapper("getMethod", "(Ljava.lang.String;[Ljava.lang.Class;)Ljava.lang.reflect.Method;", false);
			javaLangClass_getMethod.Link();
			invocationHandlerClass = bootClassLoader.LoadClassByDottedNameFast("java.lang.reflect.InvocationHandler");
			invokeMethod = invocationHandlerClass.GetMethodWrapper("invoke", "(Ljava.lang.Object;Ljava.lang.reflect.Method;[Ljava.lang.Object;)Ljava.lang.Object;", false);
			proxyConstructor = proxyClass.GetMethodWrapper("<init>", "(Ljava.lang.reflect.InvocationHandler;)V", false);
			proxyConstructor.Link();
			hashCodeMethod = CoreClasses.java.lang.Object.Wrapper.GetMethodWrapper("hashCode", "()I", false);
			equalsMethod = CoreClasses.java.lang.Object.Wrapper.GetMethodWrapper("equals", "(Ljava.lang.Object;)Z", false);
			toStringMethod = CoreClasses.java.lang.Object.Wrapper.GetMethodWrapper("toString", "()Ljava.lang.String;", false);
		}

		internal static void InlineJsrs(ClassLoaderWrapper classLoader, MethodWrapper mw, ClassFile classFile, ClassFile.Method m)
		{
			JsrInliner inliner;
			do
			{
				ClassFile.Method.Instruction[] codeCopy = (ClassFile.Method.Instruction[])m.Instructions.Clone();
				InstructionFlags[] flags = new InstructionFlags[codeCopy.Length];
				JsrMethodAnalyzer ma = new JsrMethodAnalyzer(mw, classFile, m, classLoader, flags);
				inliner = new JsrInliner(codeCopy, flags, m, ma);
			} while (inliner.InlineJsrs());
		}

 static Boxer()
 {
     ClassLoaderWrapper bootClassLoader = ClassLoaderWrapper.GetBootstrapClassLoader();
     javaLangByte = bootClassLoader.LoadClassByDottedNameFast("java.lang.Byte");
     byteValue = javaLangByte.GetMethodWrapper("byteValue", "()B", false);
     byteValue.Link();
     valueOfByte = javaLangByte.GetMethodWrapper("valueOf", "(B)Ljava.lang.Byte;", false);
     valueOfByte.Link();
     javaLangBoolean = bootClassLoader.LoadClassByDottedNameFast("java.lang.Boolean");
     booleanValue = javaLangBoolean.GetMethodWrapper("booleanValue", "()Z", false);
     booleanValue.Link();
     valueOfBoolean = javaLangBoolean.GetMethodWrapper("valueOf", "(Z)Ljava.lang.Boolean;", false);
     valueOfBoolean.Link();
     javaLangShort = bootClassLoader.LoadClassByDottedNameFast("java.lang.Short");
     shortValue = javaLangShort.GetMethodWrapper("shortValue", "()S", false);
     shortValue.Link();
     valueOfShort = javaLangShort.GetMethodWrapper("valueOf", "(S)Ljava.lang.Short;", false);
     valueOfShort.Link();
     javaLangCharacter = bootClassLoader.LoadClassByDottedNameFast("java.lang.Character");
     charValue = javaLangCharacter.GetMethodWrapper("charValue", "()C", false);
     charValue.Link();
     valueOfCharacter = javaLangCharacter.GetMethodWrapper("valueOf", "(C)Ljava.lang.Character;", false);
     valueOfCharacter.Link();
     javaLangInteger = bootClassLoader.LoadClassByDottedNameFast("java.lang.Integer");
     intValue = javaLangInteger.GetMethodWrapper("intValue", "()I", false);
     intValue.Link();
     valueOfInteger = javaLangInteger.GetMethodWrapper("valueOf", "(I)Ljava.lang.Integer;", false);
     valueOfInteger.Link();
     javaLangFloat = bootClassLoader.LoadClassByDottedNameFast("java.lang.Float");
     floatValue = javaLangFloat.GetMethodWrapper("floatValue", "()F", false);
     floatValue.Link();
     valueOfFloat = javaLangFloat.GetMethodWrapper("valueOf", "(F)Ljava.lang.Float;", false);
     valueOfFloat.Link();
     javaLangLong = bootClassLoader.LoadClassByDottedNameFast("java.lang.Long");
     longValue = javaLangLong.GetMethodWrapper("longValue", "()J", false);
     longValue.Link();
     valueOfLong = javaLangLong.GetMethodWrapper("valueOf", "(J)Ljava.lang.Long;", false);
     valueOfLong.Link();
     javaLangDouble = bootClassLoader.LoadClassByDottedNameFast("java.lang.Double");
     doubleValue = javaLangDouble.GetMethodWrapper("doubleValue", "()D", false);
     doubleValue.Link();
     valueOfDouble = javaLangDouble.GetMethodWrapper("valueOf", "(D)Ljava.lang.Double;", false);
     valueOfDouble.Link();
 }

		internal IKVM.Internal.MapXml.ReplaceMethodCall[] GetReplacedMethodsFor(MethodWrapper mw)
		{
			if(mapxml_ReplacedMethods == null)
			{
				return null;
			}
			IKVM.Internal.MapXml.ReplaceMethodCall[] rmc;
			mapxml_ReplacedMethods.TryGetValue(new MethodKey(mw.DeclaringType.Name, mw.Name, mw.Signature), out rmc);
			return rmc;
		}

 private static MethodAttributes GetPropertyMethodAttributes(MethodWrapper mw, bool final)
 {
     MethodAttributes attribs = MethodAttributes.HideBySig;
     if(mw.IsStatic)
     {
         attribs |= MethodAttributes.Static;
     }
     else
     {
         // NOTE in order for IntelliSense to consider the property a "real" property,
         // the getter and setter methods need to have substantially the same method attributes,
         // so we may need to look at our peer to determine whether we should be final
         // or not (and vice versa).
         attribs |= MethodAttributes.Virtual | MethodAttributes.NewSlot | MethodAttributes.CheckAccessOnOverride;
         if(final)
         {
             attribs |= MethodAttributes.Final;
         }
     }
     // TODO what happens if accessibility doesn't match our peer?
     if(mw.IsPublic)
     {
         attribs |= MethodAttributes.Public;
     }
     else if(mw.IsProtected)
     {
         attribs |= MethodAttributes.FamORAssem;
     }
     else if(mw.IsPrivate)
     {
         attribs |= MethodAttributes.Private;
     }
     else
     {
         attribs |= MethodAttributes.Assembly;
     }
     return attribs;
 }

 protected override void EmitMapXmlMetadata(TypeBuilder typeBuilder, ClassFile classFile, FieldWrapper[] fields, MethodWrapper[] methods)
 {
     Dictionary<string, IKVM.Internal.MapXml.Class> mapxml = classLoader.GetMapXmlClasses();
     if(mapxml != null)
     {
         IKVM.Internal.MapXml.Class clazz;
         if(mapxml.TryGetValue(classFile.Name, out clazz))
         {
             if(clazz.Attributes != null)
             {
                 PublishAttributes(typeBuilder, clazz);
             }
             if(clazz.Properties != null)
             {
                 PublishProperties(typeBuilder, clazz);
             }
             if(clazz.Fields != null)
             {
                 foreach(IKVM.Internal.MapXml.Field field in clazz.Fields)
                 {
                     if(field.Attributes != null)
                     {
                         foreach(FieldWrapper fw in fields)
                         {
                             if(fw.Name == field.Name && fw.Signature == field.Sig)
                             {
                                 FieldBuilder fb = fw.GetField() as FieldBuilder;
                                 if(fb != null)
                                 {
                                     foreach(IKVM.Internal.MapXml.Attribute attr in field.Attributes)
                                     {
                                         AttributeHelper.SetCustomAttribute(classLoader, fb, attr);
                                     }
                                 }
                             }
                         }
                     }
                 }
             }
             if(clazz.Constructors != null)
             {
                 // HACK this isn't the right place to do this, but for now it suffices
                 foreach(IKVM.Internal.MapXml.Constructor constructor in clazz.Constructors)
                 {
                     // are we adding a new constructor?
                     if(GetMethodWrapper(StringConstants.INIT, constructor.Sig, false) == null)
                     {
                         if(constructor.body == null)
                         {
                             Console.Error.WriteLine("Error: Constructor {0}.<init>{1} in xml remap file doesn't have a body.", clazz.Name, constructor.Sig);
                             continue;
                         }
                         bool setmodifiers = false;
                         MethodAttributes attribs = 0;
                         MapModifiers(constructor.Modifiers, true, out setmodifiers, ref attribs);
                         Type returnType;
                         Type[] parameterTypes;
                         MapSignature(constructor.Sig, out returnType, out parameterTypes);
                         MethodBuilder cb = ReflectUtil.DefineConstructor(typeBuilder, attribs, parameterTypes);
                         if(setmodifiers)
                         {
                             AttributeHelper.SetModifiers(cb, (Modifiers)constructor.Modifiers, false);
                         }
                         CompilerClassLoader.AddDeclaredExceptions(cb, constructor.throws);
                         CodeEmitter ilgen = CodeEmitter.Create(cb);
                         constructor.Emit(classLoader, ilgen);
                         ilgen.DoEmit();
                         if(constructor.Attributes != null)
                         {
                             foreach(IKVM.Internal.MapXml.Attribute attr in constructor.Attributes)
                             {
                                 AttributeHelper.SetCustomAttribute(classLoader, cb, attr);
                             }
                         }
                     }
                 }
                 foreach(IKVM.Internal.MapXml.Constructor constructor in clazz.Constructors)
                 {
                     if(constructor.Attributes != null)
                     {
                         foreach(MethodWrapper mw in methods)
                         {
                             if(mw.Name == "<init>" && mw.Signature == constructor.Sig)
                             {
                                 MethodBuilder mb = mw.GetMethod() as MethodBuilder;
                                 if(mb != null)
                                 {
                                     foreach(IKVM.Internal.MapXml.Attribute attr in constructor.Attributes)
                                     {
                                         AttributeHelper.SetCustomAttribute(classLoader, mb, attr);
                                     }
                                 }
                             }
                         }
                     }
                 }
             }
             if(clazz.Methods != null)
             {
                 // HACK this isn't the right place to do this, but for now it suffices
//.........这里部分代码省略.........

 internal MethodWrapper ReplaceMethodWrapper(MethodWrapper mw)
 {
     if (replacedMethods != null)
     {
         foreach (MethodWrapper r in replacedMethods)
         {
             if (mw.DeclaringType == r.DeclaringType
                 && mw.Name == r.Name
                 && mw.Signature == r.Signature)
             {
                 return r;
             }
         }
     }
     return mw;
 }

 internal WorkaroundBaseClass(AotTypeWrapper wrapper, TypeBuilder typeBuilder, MethodWrapper[] methods)
 {
     this.wrapper = wrapper;
     this.typeBuilder = typeBuilder;
     this.methods = methods;
 }

			internal BaseFinalMethodWrapper(DotNetTypeWrapper tw, MethodWrapper m)
				: base(tw, m.Name, m.Signature, null, null, null, (m.Modifiers & ~Modifiers.Abstract) | Modifiers.Final, MemberFlags.None)
			{
				this.m = m;
			}

		protected override void LazyPublishMembers()
		{
			// special support for enums
			if (type.IsEnum)
			{
				Type underlyingType = EnumHelper.GetUnderlyingType(type);
				Type javaUnderlyingType;
				if (underlyingType == Types.SByte)
				{
					javaUnderlyingType = Types.Byte;
				}
				else if (underlyingType == Types.UInt16)
				{
					javaUnderlyingType = Types.Int16;
				}
				else if (underlyingType == Types.UInt32)
				{
					javaUnderlyingType = Types.Int32;
				}
				else if (underlyingType == Types.UInt64)
				{
					javaUnderlyingType = Types.Int64;
				}
				else
				{
					javaUnderlyingType = underlyingType;
				}
				TypeWrapper fieldType = ClassLoaderWrapper.GetWrapperFromType(javaUnderlyingType);
				FieldInfo[] fields = type.GetFields(BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.Static);
				List<FieldWrapper> fieldsList = new List<FieldWrapper>();
				for (int i = 0; i < fields.Length; i++)
				{
					if (fields[i].FieldType == type)
					{
						string name = fields[i].Name;
						if (name == "Value")
						{
							name = "_Value";
						}
						else if (name.StartsWith("_") && name.EndsWith("Value"))
						{
							name = "_" + name;
						}
						object val = EnumHelper.GetPrimitiveValue(underlyingType, fields[i].GetRawConstantValue());
						fieldsList.Add(new ConstantFieldWrapper(this, fieldType, name, fieldType.SigName, Modifiers.Public | Modifiers.Static | Modifiers.Final, fields[i], val, MemberFlags.None));
					}
				}
				fieldsList.Add(new EnumValueFieldWrapper(this, fieldType));
				SetFields(fieldsList.ToArray());
				SetMethods(new MethodWrapper[] { new EnumWrapMethodWrapper(this, fieldType) });
			}
			else
			{
				List<FieldWrapper> fieldsList = new List<FieldWrapper>();
				FieldInfo[] fields = type.GetFields(BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Instance);
				for (int i = 0; i < fields.Length; i++)
				{
					// TODO for remapped types, instance fields need to be converted to static getter/setter methods
					if (fields[i].FieldType.IsPointer)
					{
						// skip, pointer fields are not supported
					}
					else
					{
						// TODO handle name/signature clash
						fieldsList.Add(CreateFieldWrapperDotNet(AttributeHelper.GetModifiers(fields[i], true).Modifiers, fields[i].Name, fields[i].FieldType, fields[i]));
					}
				}
				SetFields(fieldsList.ToArray());

				Dictionary<string, MethodWrapper> methodsList = new Dictionary<string, MethodWrapper>();

				// special case for delegate constructors!
				if (IsDelegate(type))
				{
					TypeWrapper iface = InnerClasses[0];
					DelegateMethodWrapper mw = new DelegateMethodWrapper(this, (DelegateInnerClassTypeWrapper)iface);
					methodsList.Add(mw.Name + mw.Signature, mw);
				}

				// add a protected default constructor to MulticastDelegate to make it easier to define a delegate in Java
				if (type == Types.MulticastDelegate)
				{
					methodsList.Add("<init>()V", new MulticastDelegateCtorMethodWrapper(this));
				}

				ConstructorInfo[] constructors = type.GetConstructors(BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Static | BindingFlags.Instance);
				for (int i = 0; i < constructors.Length; i++)
				{
					string name;
					string sig;
					TypeWrapper[] args;
					TypeWrapper ret;
					if (MakeMethodDescriptor(constructors[i], out name, out sig, out args, out ret))
					{
						MethodWrapper mw = CreateMethodWrapper(name, sig, args, ret, constructors[i], false);
						string key = mw.Name + mw.Signature;
						if (!methodsList.ContainsKey(key))
						{
							methodsList.Add(key, mw);
//.........这里部分代码省略.........

			internal BaseFinalMethodWrapper(DotNetTypeWrapper tw, MethodWrapper m)
				: base(tw, m.Name, m.Signature, m.GetMethod(), m.ReturnType, m.GetParameters(), (m.Modifiers & ~Modifiers.Abstract) | Modifiers.Final, MemberFlags.None)
			{
				this.m = m;
			}

		internal static void SetImpl(MethodWrapper mw, MethodInfo impl)
		{
			DefaultInterfaceMethodWrapper dimw = mw as DefaultInterfaceMethodWrapper;
			if (dimw != null)
			{
				dimw.impl = impl;
			}
			else
			{
				((GhostMethodWrapper)mw).SetDefaultImpl(impl);
			}
		}

		internal static MethodInfo GetImpl(MethodWrapper mw)
		{
			DefaultInterfaceMethodWrapper dimw = mw as DefaultInterfaceMethodWrapper;
			if (dimw != null)
			{
				return dimw.impl;
			}
			else
			{
				return ((GhostMethodWrapper)mw).GetDefaultImpl();
			}
		}

		protected virtual MirandaMethodWrapper AddConflictError(MethodWrapper mw)
		{
			return new ErrorMirandaMethodWrapper(DeclaringType, ifmethod, "Conflicting default methods:")
				.AddConflictError(ifmethod)
				.AddConflictError(mw);
		}

 private void AddParameterMetadata(MethodBuilder method, MethodWrapper mw)
 {
     ParameterBuilder[] pbs;
     if((mw.DeclaringType.IsPublic && (mw.IsPublic || mw.IsProtected)) || classLoader.EmitDebugInfo)
     {
         string[] parameterNames = new string[mw.GetParameters().Length];
         GetParameterNamesFromXml(mw.Name, mw.Signature, parameterNames);
         GetParameterNamesFromSig(mw.Signature, parameterNames);
         pbs = GetParameterBuilders(method, parameterNames.Length, parameterNames);
     }
     else
     {
         pbs = GetParameterBuilders(method, mw.GetParameters().Length, null);
     }
     if((mw.Modifiers & Modifiers.VarArgs) != 0 && pbs.Length > 0)
     {
         AttributeHelper.SetParamArrayAttribute(pbs[pbs.Length - 1]);
     }
     AddXmlMapParameterAttributes(method, Name, mw.Name, mw.Signature, ref pbs);
 }