"([BLjava/lang/String;IIII)V")) { CCLOG("%s %d: error to get methodInfo", __FILE__, __LINE...->NewByteArray(strLen); methodInfo.env->SetByteArrayRegion(byteArray, 0, strLen, reinterpret_cast...jstrFont = methodInfo.env->NewStringUTF(pFontName); methodInfo.env->CallStaticVoidMethod(methodInfo.classID...methodInfo.env->DeleteLocalRef(jstrText); methodInfo.env->DeleteLocalRef(byteArray); methodInfo.env...->DeleteLocalRef(jstrFont); methodInfo.env->DeleteLocalRef(methodInfo.classID); return true;
通过 @interface 定义,注解名即为自定义注解名,这里注解名为MethodInfo (2). 注解配置参数名为注解类的方法名,且: a....annotation = (MethodInfo) constructor .getAnnotation(MethodInfo.class); getAnnotations...methodInfo = (MethodInfo) annotation } isAnnotationPresent(AnnotationName.class) 表示该 Target 是否被某个 Annotation...); if (hasAnnotation) { /* * 根据注解类型返回方法的指定类型注解 */ MethodInfo annotation = (MethodInfo...annotation = (MethodInfo) constructor .getAnnotation(MethodInfo.class);
methodInfo = type.GetMethod("Test1"); methodInfo.Invoke(oReflection, null);//调用方法...methodInfo = type.GetMethod("Test2"); methodInfo.Invoke(oReflection, new object[] {..., null);//调用方法 } 静态方法调用 MethodInfo methodInfo = type.GetMethod("Test5"); methodInfo.Invoke...(oReflection, new object[] { "123" });//调用方法 MethodInfo methodInfo = type.GetMethod("Test5"); methodInfo.Invoke...methodInfo.Invoke(oReflection, new object[] { "123" }); 反射调用普通类中的泛型方法 MethodInfo methodGeneric = methodInfo.MakeGenericMethod
methodInfo) { DynamicMethod dynamicMethod =new DynamicMethod(string.Empty, typeof...(object), new Type[] { typeof(object), typeof(object[]) }, methodInfo.DeclaringType.Module); ...methodInfo.IsStatic) { il.Emit(OpCodes.Ldarg_0); } ...(OpCodes.Callvirt, methodInfo, null); if (methodInfo.ReturnType ==typeof(void)) ...il.Emit(OpCodes.Ldnull); else EmitBoxIfNeeded(il, methodInfo.ReturnType);
GetMethod(string name) public MethodInfo GetMethod(string name, Type[] types) public MethodInfo[] GetMethods...GetMethod public virtual MethodInfo SetMethod public bool IsSpecialName public override MemberTypes...(bool nonPublic); public MethodInfo GetGetMethod() public abstract MethodInfo GetSetMethod(bool nonPublic...() public virtual MethodInfo MakeGenericMethod(params Type[] typeArguments) 分析ParameterInfo类。...public override MemberTypes MemberType public virtual MethodInfo RemoveMethod public abstract MethodInfo
public sealed class InterceptorDecoration { public InterceptorDelegate GetInterceptor(MethodInfo...methodInfo); public MethodInfo GetTargetMethod(MethodInfo methodInfo); public bool IsInterceptable...(MethodInfo methodInfo); public IReadOnlyDictionary Interceptors { get...; } public bool IsEmpty { get; } public IReadOnlyDictionary<MethodInfo, MethodBasedInterceptorDecoration...class MethodBasedInterceptorDecoration { public InterceptorDelegate Interceptor { get; } public MethodInfo
方法信息与MethodInfo类型 System.Reflection.MethodInfo类封装了类型的方法信息,它继承自MemberInfo。...sb.AppendLine("Explore type " + t.Name + " methods:"); sb.AppendLine(String.Empty.PadLeft(50, '-')); MethodInfo...[] methods = t.GetMethods(); foreach (MethodInfo method in methods) { sb.AppendLine("name:" +...parameter HasDefaultValue: " + param.HasDefaultValue); } } Console.WriteLine(sb.ToString()); } MethodInfo...与前面不同的是,MethodInfo可以具有参数和返回值,MethodInfo类提供了GetParameters()方法获取参数对象的数组,方法的参数都封装在了ParameterInfo类型中。
methodObj = typeObj.GetMethod("ToString"); MethodInfo methodFather = typeFather.GetMethod...("ToString"); MethodInfo methodSon = typeSon.GetMethod("ToString"); MethodInfo...方法 使用说明 GetSetMethod 获取 set 方法,返回 MethodInfo GetGetMethod 获取 get 方法,返回 MethodInfo GetAccessors 获取上面两个方法的集合...set = property.GetSetMethod(); MethodInfo get = property.GetGetMethod(); MethodInfo...这里不再赘述 3.1.3 获取重载方法 在 《C# 反射与特性》系列的第四篇,我们介绍了构造函数 ConstructorInfo 的调用和重载,MethodInfo 实际上也是差不多的。
; } } 二、MethodInfo.CreateDelegate方法 要获得Foobar对象的InternalValue属性值(int类型),实际上需要一个Func类型的委托...由于返回值实际上是通过InternalValue属性的Get方法获得的,而表示方法的MethodInfo类型具有一个CreateDelegate方法,我们可以采用如下的方式利用InternalValue...CreateDelegate())(foobar); private static Func CreateDelegate() { var methodInfo...; return methodInfo.CreateDelegate>(); } } 三、表达式(树) 一般来说,所有的反射解决方案都可以转换成基于表达式...CreateDelegate())(foobar); private static Func CreateDelegate() { var methodInfo
的示例,MethodInfo Annotation 作用为给方法添加相关信息,包括 author、date、version 2 定义 Java 1 2 3 4 5 6 7 8 9 10 11 12...methodInfo = method.getAnnotation( MethodInfo.class); if (methodInfo !...("method date:" + methodInfo.date()); } } } catch (ClassNotFoundException e)...{ e.printStackTrace(); } } 以之前自定义的 MethodInfo 为例,利用 Target(这里是 Method)getAnnotation 函数得到...methodInfo = element.getAnnotation(MethodInfo.class); map.put(element.getEnclosingElement
WCFRouteTable { static Dictionary routeService; static Dictionary<string, MethodInfo...methodInfo) { this.m_execute = this.GetExecuteDelegate(methodInfo); }...methodInfo) { ParameterExpression instanceParameter = Expression.Parameter(typeof...); Expression instanceCast = methodInfo.IsStatic ?...null : instanceE; MethodCallExpression methodCall = Expression.Call(instanceCast, methodInfo
protected internal virtual void InvokeActionMethod(MethodInfo methodInfo, RouteValueDictionary values...memberChain.Push(methodInfo); MethodInfo baseMethod = methodInfo.GetBaseDefinition();...protected internal virtual void InvokeActionMethod(MethodInfo methodInfo, RouteValueDictionary values...) { if (methodInfo == null) { throw new ArgumentNullException("methodInfo"); }...InvokeActionMethodFilters(methodInfo, () => methodInfo.Invoke(this, parameterValues)); 这行代码将 Action
methodInfo, string actionName, ControllerDescriptor controllerDescriptor); 4: 5:...ReflectedControllerDescriptor重写了UniqueId属性,在现有的基础上将表示Action方法的MethodInfo对象作为了决定元素之一。...Execute方法最终传入参数列表调用MethodInfo对象执行Action方法。...如下面的代码片断所示,ReflectedAsyncActionDescriptor的构造的参数asyncMethodInfo和completedMethodInfo就代码这两个MethodInfo。...在构造函数中初始化的这两个MethodInfo对象爱分别通过只读属性AsyncMethodInfo和CompletedMethodInfo返回。
public interface IInterceptorProvider { bool CanIntercept(Type targetType, MethodInfo method, out...bool suppressed); IEnumerable> GetInterceptors(Type targetType, MethodInfo...method); void Validate(Type targetType, Action methodValidator, Action...ConditionalInterceptorRegistration对象的集合,而每一个ConditionalInterceptorRegistration对象是一个表示匹配条件的Func<Type, MethodInfo...; } public override IEnumerable> GetInterceptors(Type targetType, MethodInfo
= null) { var methodInfo = args.MethodCall.MethodBase as MethodInfo;...= null) { var methodInfo = args.MethodCall.MethodBase as MethodInfo;...if (_filter(methodInfo)) { AfterExecute(this, args);...= null) { var methodInfo = args.MethodCall.MethodBase as MethodInfo;...if (_filter(methodInfo)) { AfterExecute(this, args);
然后,使用Type对象的GetMethod方法获取Add方法的MethodInfo对象。最后,我们使用MethodInfo对象的Invoke方法动态地调用Add方法,并传入参数。...然后,通过使用typeof(Calculator)获得Calculator类型的Type对象,我们利用GetMethod获取名为Add的方法的MethodInfo对象。...然后,我们使用GetMethod方法并配合BindingFlags.NonPublic | BindingFlags.Instance参数来获取私有方法的MethodInfo对象。...使用反射调用特定的重载版本时,可以通过指定参数类型来获取正确的MethodInfo对象。...methodInfo = calcType.GetMethod("Add", paramTypes); // 调用重载方法 var result = methodInfo.Invoke
对于非静态方法:public void DoWork() 对于非静态方法,调用MethodInfo.Invoke(object, object[])时,第一个参数需要指明泛型方法的所有者...new Worker(); //Get type of Worker Type workerType = typeof(Worker); //Get Generic Method MethodInfo...curType.IsAbstract)//Filter BaseEntity { MethodInfo curMethod = doWorkMethod.MakeGenericMethod...curType.IsAbstract) { MethodInfo curMethod = staticDoWorkMethod.MakeGenericMethod(curType...Member method 16 17 Console.WriteLine(">>>>>>>>>Use Generic Method:"); 18 MethodInfo
通过以上步骤,把每个方法的信息封装到MethodInfo中(后面注入和生成覆盖率报告时会用到该数据): public String className;//hash packagepublic String...methodInfo = changedMethods[indexMethods] if (methodInfo.className.replace("...} else { if (methodInfo.methodName.equals(methodName) || (!...methodInfo.methodBody.trim().equals("{}") && methodName.equals("") && methodInfo.methodName.equals...(methodInfo.className.split("\\.|\\\$")[methodInfo.className.split("\\.|\\\$").length - 1]))) {
读取方法指令码 MethodInfo methodInfo = ctMethod.getMethodInfo(); CodeAttribute codeAttribute = methodInfo.getCodeAttribute...通过指令修改方法 ConstPool cp = methodInfo.getConstPool(); Bytecode bytecode = new Bytecode(cp); bytecode.addDconst...(0); bytecode.addReturn(CtClass.doubleType); methodInfo.setCodeAttribute(bytecode.toCodeAttribute());...new CtClass[]{pool.get(String.class.getName())}, ctClass); mainMethod.setModifiers(Modifier.PUBLIC); MethodInfo...methodInfo = mainMethod.getMethodInfo(); ConstPool cp = methodInfo.getConstPool(); 创建类和方法的信息在我们几个章节中也经常使用
(4)MethodInfo(GetMethod/GetMethods):获取方法的名称、返回类型、参数、访问修饰符(如pulic 或private)和实现详细信息(如abstract或virtual)等...methodInfo = type.GetMethod("getName1"); string result=methodInfo.Invoke(o, new object[]...methodInfo = type.GetMethod("getPhone", new Type[] { typeof(string), typeof(int) });//在这里需要把参数类型数组传递给...methodInfo = type.GetMethod("PrintParm"); methodInfo = methodInfo.MakeGenericMethod(new...Type[] { typeof(string), typeof(int), typeof(DateTime) }); methodInfo.Invoke(o, new object
领取专属 10元无门槛券
手把手带您无忧上云