C# Reflection.MemberInfo类代码示例

		public static object [] GetObjectData (object obj, MemberInfo [] members)
		{
			if (obj == null)
				throw new ArgumentNullException ("obj");

			if (members == null)
				throw new ArgumentNullException ("members");

			int n = members.Length;
			object [] result = new object [n];
			for (int i = 0; i < n; i++) {
				MemberInfo member = members [i];
				if (member == null)
					throw new ArgumentNullException (String.Format ("members[{0}]", i));

				if (member.MemberType != MemberTypes.Field)
					throw new SerializationException (
							String.Format ("members [{0}] is not a field.", i));

				FieldInfo fi = member as FieldInfo; // members must be fields
				result [i] = fi.GetValue (obj);
			}

			return result;
		}

        public string GetMemberModifiers(MemberInfo memberInfo)
        {
            ArgumentUtility.CheckNotNull ("memberInfo", memberInfo);

              switch (memberInfo.MemberType)
              {
            case MemberTypes.Method:
            case MemberTypes.Constructor:
              return GetMethodModifiers (memberInfo, memberInfo);
            case MemberTypes.Field:
              return GetFieldModifiers ((FieldInfo)memberInfo);

            case MemberTypes.Property:
              var propertyInfo = (PropertyInfo) memberInfo;
              return GetMethodModifiers (propertyInfo.GetGetMethod (true) ?? propertyInfo.GetSetMethod (true), memberInfo);

            case MemberTypes.Event:
              var eventInfo = (EventInfo) memberInfo;
              return GetMethodModifiers (eventInfo.GetAddMethod (true), memberInfo);

            case MemberTypes.NestedType:
              return _typeModifierUtility.GetTypeModifiers ((Type) memberInfo);

            case MemberTypes.Custom:
            case MemberTypes.TypeInfo:
              return "TODO special MemberTypes";

            default:
              throw new Exception ("unknown member type");
              }
        }

        public static bool IsSerializableMember(MemberInfo member)
        {
            if (member.MemberType == MemberTypes.Method)
                return false;

            var field = member as FieldInfo;
            if (field != null)
            {
                if (IsSerializableFieldPredicate != null)
                    return IsSerializableFieldPredicate(field);

                return DefaultIsSerializableField(field);
            }

            var property = member as PropertyInfo;
            if (property != null)
            {
                if (IsSerializablePropertyPredicate != null)
                    return IsSerializablePropertyPredicate(property);

                return DefaultIsSerializableProperty(property);
            }

            return false;
        }

        public MemberMetadata(MemberInfo memberInfo)
        {
            _type = MemberType.None;
            _memberType = null;
            _mi = null;
            _fp = null;

            memberInfo.ThrowIfNull("memberInfo", "Parameter cannot be null.");
            switch (memberInfo.MemberType)
            {
                case MemberTypes.Field:
                    _type = MemberType.Field;
                    _mi = memberInfo;
                    _memberType = (memberInfo as FieldInfo).FieldType;
                    break;
                case MemberTypes.Property:
                    _type = MemberType.Property;
                    _memberType = (memberInfo as PropertyInfo).PropertyType;
                    _fp = new FastReflection.FastProperty((memberInfo as PropertyInfo), true);
                    _mi = memberInfo;
                    break;
                default:
                    break;
            }
        }

		private static void UpdateDefaultValue(MemberInfo memberInfo, MetaProperty info)
		{
			var defaultAttribute = memberInfo.GetCustomAttribute<DefaultValueAttribute>();
			if (defaultAttribute == null) return;

			info.DefaultValue = defaultAttribute.Value;
		}

        internal MemberListBinding(MemberInfo member, ReadOnlyCollection<ElementInit> initializers)
#pragma warning disable 618
            : base(MemberBindingType.ListBinding, member)
        {
#pragma warning restore 618
            Initializers = initializers;
        }

        private object GetProviderObjectFromMember(MemberInfo member)
        {
            object providerObject = null;
            object instance = null;

            switch (member.MemberType)
            {
                case MemberTypes.Property:
                    PropertyInfo providerProperty = member as PropertyInfo;
                    MethodInfo getMethod = providerProperty.GetGetMethod(true);
                    if (!getMethod.IsStatic)
                        //instance = ProviderCache.GetInstanceOf(providerType);
                        instance = Reflect.Construct(providerType, providerArgs);
                    providerObject = providerProperty.GetValue(instance, null);
                    break;

                case MemberTypes.Method:
                    MethodInfo providerMethod = member as MethodInfo;
                    if (!providerMethod.IsStatic)
                        //instance = ProviderCache.GetInstanceOf(providerType);
                        instance = Reflect.Construct(providerType, providerArgs);
                    providerObject = providerMethod.Invoke(instance, null);
                    break;

                case MemberTypes.Field:
                    FieldInfo providerField = member as FieldInfo;
                    if (!providerField.IsStatic)
                        //instance = ProviderCache.GetInstanceOf(providerType);
                        instance = Reflect.Construct(providerType, providerArgs);
                    providerObject = providerField.GetValue(instance);
                    break;
            }

            return providerObject;
        }

 public SourceInfo(string source, string arg, MemberInfo memberInfo, Type type, CodeGenerator ilg) {
     this.Source = source;
     this.Arg = arg ?? source;
     this.MemberInfo = memberInfo;
     this.Type = type;
     this.ILG = ilg;
 }

        protected virtual bool CanBeRouteParameter(MemberInfo info)
        {
            return (info.MemberType == MemberTypes.Field || info.MemberType == MemberTypes.Property)
                   && !info.HasCustomAttribute<ExcludeFromRouteAttribute>()
                   && IsValidForRoute(info.GetMemberType());

        }

 public PersistAggregationInfo(object aggregatedObject,string[] keyMapping,MemberInfo mi)
 {
     p_aggregatedObject=aggregatedObject;
     p_mi=mi;
     foreach(string mapping in keyMapping)
         p_alKeyMapping.Add(new KeyMappingInfo(mapping));
 }

 public ComputedIndex(DocumentMapping mapping, MemberInfo[] members)
 {
     _members = members;
     var field = mapping.FieldFor(members);
     _locator = field.SqlLocator.Replace("d.", "");
     _table = mapping.Table;
 }

		protected ISqlExpression[] ConvertArgs(MemberInfo member, ISqlExpression[] args)
		{
			if (member is MethodInfo)
			{
				var method = (MethodInfo)member;

				if (method.DeclaringType.IsGenericType)
					args = args.Concat(method.DeclaringType.GetGenericArguments().Select(t => (ISqlExpression)SqlDataType.GetDataType(t))).ToArray();

				if (method.IsGenericMethod)
					args = args.Concat(method.GetGenericArguments().Select(t => (ISqlExpression)SqlDataType.GetDataType(t))).ToArray();
			}

			if (ArgIndices != null)
			{
				var idxs = new ISqlExpression[ArgIndices.Length];

				for (var i = 0; i < ArgIndices.Length; i++)
					idxs[i] = args[ArgIndices[i]];

				return idxs;
			}

			return args;
		}

        public static PropertyMap GetPropertyMap(this IMappingEngine mappingEngine, MemberInfo sourceMemberInfo, Type destinationMemberType)
        {
            var typeMap = mappingEngine.ConfigurationProvider.FindTypeMapFor(sourceMemberInfo.DeclaringType, destinationMemberType);

            if (typeMap == null)
            {
                const string MessageFormat = "Missing map from {0} to {1}. " +
                                             "Create using Mapper.CreateMap<{0}, {1}>.";
                var message = string.Format(MessageFormat, sourceMemberInfo.DeclaringType.Name, destinationMemberType.Name);
                throw new InvalidOperationException(message);
            }

            var propertyMap = typeMap.GetPropertyMaps()
                .FirstOrDefault(pm => pm.CanResolveValue() &&
                                      pm.SourceMember != null && pm.SourceMember.Name == sourceMemberInfo.Name);

            if (propertyMap == null)
            {
                const string MessageFormat = "Missing property map from {0} to {1} for {2} property. " +
                                             "Create using Mapper.CreateMap<{0}, {1}>.";
                var message = string.Format(MessageFormat, sourceMemberInfo.DeclaringType.Name, destinationMemberType.Name,
                    sourceMemberInfo.Name);
                throw new InvalidOperationException(message);
            }
            return propertyMap;
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="MonoMobile.Views.BindingExpression"/> class.
        /// </summary>
        /// <param name='binding'>
        /// Binding.
        /// </param>
        /// <param name='targetProperty'>
        /// ViewModel.<targetProperty>.
        /// </param>
        /// <param name='target'>
        /// ViewModel to hock into.
        /// </param>
        /// <exception cref='ArgumentNullException'>
        /// Is thrown when an argument passed to a method is invalid because it is <see langword="null" /> .
        /// </exception>
        public BindingExpression(Binding binding, MemberInfo targetProperty, object target)
        {
            if (binding == null)
                throw new ArgumentNullException("binding");

            if (targetProperty == null)
                throw new ArgumentNullException("targetProperty");

            if (target == null)
                throw new ArgumentNullException("target");

            Binding = binding;
            Binding.Target = target;
            TargetProperty = targetProperty;
            if(string.IsNullOrEmpty(binding.TargetPath))
            {
                binding.TargetPath = targetProperty.Name;
            }

            object viewSource = Binding.Source;
            _ViewProperty = viewSource.GetType().GetNestedMember(ref viewSource, Binding.SourcePath, true);
            Binding.ViewSource = viewSource;
            SourceProperty = _ViewProperty;

            var dataContext = viewSource as IDataContext;
            if (dataContext != null && dataContext.DataContext != null)
            {
                var source = dataContext.DataContext;

                SourceProperty = source.GetType().GetNestedMember(ref source, Binding.SourcePath, true);
                Binding.Source = source;
            }
        }

        bool IsEncryptedMember(MemberInfo arg)
        {
            var propertyInfo = arg as PropertyInfo;
            if (propertyInfo != null)
            {
                if (propertyInfo.GetIndexParameters().Length > 0)
                {
                    if (conventions.IsEncryptedProperty(propertyInfo))
                    {
                        throw new Exception("Cannot encrypt or decrypt indexed properties that return a WireEncryptedString.");
                    }

                    return false;
                }

                return conventions.IsEncryptedProperty(propertyInfo);
            }

            var fieldInfo = arg as FieldInfo;
            if (fieldInfo != null)
            {
                return fieldInfo.FieldType == typeof(WireEncryptedString);
            }

            return false;
        }