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@@ -10,413 +10,413 @@ using Newtonsoft.Json.Linq;
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namespace Masuit.Tools
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{
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- public static class ObjectExtensions
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- {
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- private static readonly MethodInfo CloneMethod = typeof(object).GetMethod("MemberwiseClone", BindingFlags.NonPublic | BindingFlags.Instance);
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-
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- public static bool IsPrimitive(this Type type)
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- {
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- if (type == typeof(string))
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- {
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- return true;
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- }
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-
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- return type.IsValueType & type.IsPrimitive;
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- }
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-
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- /// <summary>
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- /// 判断类型是否是常见的简单类型
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- /// </summary>
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- /// <param name="type"></param>
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- /// <returns></returns>
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- public static bool IsSimpleType(this Type type)
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- {
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- //IsPrimitive 判断是否为基础类型。
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- //基元类型为 Boolean、 Byte、 SByte、 Int16、 UInt16、 Int32、 UInt32、 Int64、 UInt64、 IntPtr、 UIntPtr、 Char、 Double 和 Single。
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- var t = Nullable.GetUnderlyingType(type) ?? type;
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- return t.IsPrimitive || t.IsEnum || t == typeof(decimal) || t == typeof(string) || t == typeof(Guid) || t == typeof(TimeSpan) || t == typeof(Uri);
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- }
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-
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- /// <summary>
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- /// 是否是常见类型的 数组形式 类型
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- /// </summary>
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- /// <param name="type"></param>
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- /// <returns></returns>
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- public static bool IsSimpleArrayType(this Type type)
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- {
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- return type.IsArray && Type.GetType(type.FullName!.Trim('[', ']')).IsSimpleType();
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- }
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-
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- /// <summary>
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- /// 是否是常见类型的 泛型形式 类型
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- /// </summary>
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- /// <param name="type"></param>
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- /// <returns></returns>
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- public static bool IsSimpleListType(this Type type)
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- {
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- type = Nullable.GetUnderlyingType(type) ?? type;
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- return type.IsGenericType && type.GetGenericArguments().Length == 1 && type.GetGenericArguments().FirstOrDefault().IsSimpleType();
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- }
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-
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- public static bool IsDefaultValue(this object value)
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- {
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- if (value == default)
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- {
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- return true;
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- }
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-
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- return value switch
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- {
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- byte s => s == 0,
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- sbyte s => s == 0,
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- short s => s == 0,
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- char s => s == 0,
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- bool s => s == false,
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- ushort s => s == 0,
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- int s => s == 0,
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- uint s => s == 0,
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- long s => s == 0,
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- ulong s => s == 0,
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- decimal s => s == 0,
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- float s => s == 0,
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- double s => s == 0,
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- Enum s => Equals(s, Enum.GetValues(value.GetType()).GetValue(0)),
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- DateTime s => s == DateTime.MinValue,
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- DateTimeOffset s => s == DateTimeOffset.MinValue,
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- _ => false
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- };
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- }
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-
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- public static object DeepClone(this object originalObject)
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- {
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- return InternalCopy(originalObject, new Dictionary<object, object>(new ReferenceEqualityComparer()));
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- }
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-
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- public static T DeepClone<T>(this T original)
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- {
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- return (T)DeepClone((object)original);
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- }
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-
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- private static object InternalCopy(object originalObject, IDictionary<object, object> visited)
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- {
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- if (originalObject == null)
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- {
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- return null;
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- }
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-
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- var typeToReflect = originalObject.GetType();
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- if (IsPrimitive(typeToReflect))
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- {
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- return originalObject;
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- }
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-
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- if (visited.ContainsKey(originalObject))
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- {
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- return visited[originalObject];
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- }
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-
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- if (typeof(Delegate).IsAssignableFrom(typeToReflect))
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- {
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- return null;
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- }
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-
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- var cloneObject = CloneMethod.Invoke(originalObject, null);
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- if (typeToReflect.IsArray)
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- {
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- var arrayType = typeToReflect.GetElementType();
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- if (!IsPrimitive(arrayType))
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- {
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- Array clonedArray = (Array)cloneObject;
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- clonedArray.ForEach((array, indices) => array.SetValue(InternalCopy(clonedArray.GetValue(indices), visited), indices));
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- }
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- }
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-
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- visited.Add(originalObject, cloneObject);
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- CopyFields(originalObject, visited, cloneObject, typeToReflect);
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- RecursiveCopyBaseTypePrivateFields(originalObject, visited, cloneObject, typeToReflect);
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- return cloneObject;
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- }
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-
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- private static void RecursiveCopyBaseTypePrivateFields(object originalObject, IDictionary<object, object> visited, object cloneObject, Type typeToReflect)
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- {
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- if (typeToReflect.BaseType != null)
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- {
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- RecursiveCopyBaseTypePrivateFields(originalObject, visited, cloneObject, typeToReflect.BaseType);
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- CopyFields(originalObject, visited, cloneObject, typeToReflect.BaseType, BindingFlags.Instance | BindingFlags.NonPublic, info => info.IsPrivate);
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- }
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- }
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-
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- private static void CopyFields(object originalObject, IDictionary<object, object> visited, object cloneObject, Type typeToReflect, BindingFlags bindingFlags = BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.FlattenHierarchy, Func<FieldInfo, bool> filter = null)
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- {
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- foreach (FieldInfo fieldInfo in typeToReflect.GetFields(bindingFlags))
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- {
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- if (filter != null && !filter(fieldInfo))
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- {
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- continue;
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- }
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-
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- if (IsPrimitive(fieldInfo.FieldType) || fieldInfo.IsInitOnly)
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- {
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- continue;
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- }
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-
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- var originalFieldValue = fieldInfo.GetValue(originalObject);
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- var clonedFieldValue = InternalCopy(originalFieldValue, visited);
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- fieldInfo.SetValue(cloneObject, clonedFieldValue);
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- }
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- }
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-
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- /// <summary>
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- /// 判断是否为null，null或0长度都返回true
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- /// </summary>
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- /// <typeparam name="T"></typeparam>
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- /// <param name="value"></param>
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- /// <returns></returns>
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- public static bool IsNullOrEmpty<T>(this T value)
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- where T : class
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- {
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- #region 1.对象级别
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-
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- //引用为null
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- bool isObjectNull = value is null;
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- if (isObjectNull)
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- {
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- return true;
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- }
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-
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- //判断是否为集合
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- var tempEnumerator = (value as IEnumerable)?.GetEnumerator();
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- if (tempEnumerator == null) return false;//这里出去代表是对象 且 引用不为null.所以为false
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-
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- #endregion 1.对象级别
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-
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- #region 2.集合级别
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-
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- //到这里就代表是集合且引用不为空，判断长度
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- //MoveNext方法返回tue代表集合中至少有一个数据,返回false就代表0长度
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- bool isZeroLenth = tempEnumerator.MoveNext() == false;
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- if (isZeroLenth) return true;
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-
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- return isZeroLenth;
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-
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- #endregion 2.集合级别
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- }
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-
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- /// <summary>
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- /// 转成非null
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- /// </summary>
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- /// <param name="s"></param>
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- /// <param name="value">为空时的替换值</param>
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- /// <returns></returns>
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- public static T IfNull<T>(this T s, in T value)
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- {
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- return s ?? value;
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- }
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-
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- /// <summary>
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- /// 转换成json字符串
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- /// </summary>
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- /// <param name="obj"></param>
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- /// <param name="setting"></param>
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- /// <returns></returns>
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- public static string ToJsonString(this object obj, JsonSerializerSettings setting = null)
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- {
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- if (obj == null) return string.Empty;
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- return JsonConvert.SerializeObject(obj, setting);
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- }
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-
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- /// <summary>
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- /// json反序列化成对象
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- /// </summary>
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- public static T FromJson<T>(this string json, JsonSerializerSettings setting = null)
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- {
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- if (string.IsNullOrEmpty(json))
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- {
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- return default;
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- }
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- return JsonConvert.DeserializeObject<T>(json,setting);
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- }
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-
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- /// <summary>
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- /// 链式操作
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- /// </summary>
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- /// <typeparam name="T1"></typeparam>
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- /// <typeparam name="T2"></typeparam>
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- /// <param name="source"></param>
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- /// <param name="action"></param>
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- public static T2 Next<T1, T2>(this T1 source, Func<T1, T2> action)
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- {
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- return action(source);
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- }
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-
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- /// <summary>
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- /// 将对象转换成字典
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- /// </summary>
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- /// <param name="value"></param>
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- public static Dictionary<string, object> ToDictionary(this object value)
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- {
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- var dictionary = new Dictionary<string, object>();
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- if (value != null)
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- {
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- if (value is IDictionary dic)
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- {
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- foreach (DictionaryEntry e in dic)
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- {
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- dictionary.Add(e.Key.ToString(), e.Value);
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- }
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- return dictionary;
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- }
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-
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- foreach (var property in value.GetType().GetProperties())
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- {
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- var obj = property.GetValue(value, null);
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- dictionary.Add(property.Name, obj);
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- }
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- }
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-
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- return dictionary;
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- }
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-
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- /// <summary>
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- /// 将对象转换成字典
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- /// </summary>
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- /// <param name="value"></param>
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- public static Dictionary<string, string> ToDictionary(this JObject value)
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- {
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- var dictionary = new Dictionary<string, string>();
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- if (value != null)
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- {
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- var enumerator = value.GetEnumerator();
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- while (enumerator.MoveNext())
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- {
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- var obj = enumerator.Current.Value ?? string.Empty;
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- dictionary.Add(enumerator.Current.Key, obj + string.Empty);
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- }
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- }
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-
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- return dictionary;
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- }
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-
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- /// <summary>
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- /// 对象转换成动态类型
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- /// </summary>
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- /// <param name="obj"></param>
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- /// <returns></returns>
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- public static dynamic ToDynamic(this object obj)
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- {
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- return DynamicFactory.WithObject(obj);
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- }
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-
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- /// <summary>
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- /// 多个对象的属性值合并
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- /// </summary>
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- /// <typeparam name="T"></typeparam>
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- /// <param name="a"></param>
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- /// <param name="b"></param>
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- /// <param name="others"></param>
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- public static T Merge<T>(this T a, T b, params T[] others) where T : class
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- {
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- foreach (var item in new[] { b }.Concat(others))
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- {
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- var dic = item.ToDictionary();
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- foreach (var p in dic.Where(p => a.GetProperty(p.Key).IsDefaultValue()))
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- {
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- a.SetProperty(p.Key, p.Value);
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- }
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- }
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-
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- return a;
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- }
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-
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- /// <summary>
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- /// 多个对象的属性值合并
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- /// </summary>
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- /// <typeparam name="T"></typeparam>
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- public static T Merge<T>(this IEnumerable<T> objects) where T : class
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- {
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- var list = objects as List<T> ?? objects.ToList();
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- if (list.Count == 0)
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- {
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- return null;
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- }
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-
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- if (list.Count == 1)
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- {
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- return list[0];
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- }
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-
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- foreach (var item in list.Skip(1))
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- {
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- var dic = item.ToDictionary();
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- foreach (var p in dic.Where(p => list[0].GetProperty(p.Key).IsDefaultValue()))
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- {
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- list[0].SetProperty(p.Key, p.Value);
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- }
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- }
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-
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- return list[0];
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- }
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- }
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-
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- internal class ReferenceEqualityComparer : EqualityComparer<object>
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- {
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- public override bool Equals(object x, object y)
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- {
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- return ReferenceEquals(x, y);
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- }
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-
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- public override int GetHashCode(object obj)
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- {
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- if (obj is null) return 0;
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- return obj.GetHashCode();
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- }
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- }
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-
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- internal static class ArrayExtensions
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- {
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- public static void ForEach(this Array array, Action<Array, int[]> action)
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- {
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- if (array.LongLength == 0)
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- {
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- return;
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- }
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-
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- ArrayTraverse walker = new ArrayTraverse(array);
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- do action(array, walker.Position);
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- while (walker.Step());
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- }
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-
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- internal class ArrayTraverse
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- {
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- public int[] Position;
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- private readonly int[] _maxLengths;
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-
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- public ArrayTraverse(Array array)
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- {
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- _maxLengths = new int[array.Rank];
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- for (int i = 0; i < array.Rank; ++i)
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- {
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- _maxLengths[i] = array.GetLength(i) - 1;
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- }
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- Position = new int[array.Rank];
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- }
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-
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- public bool Step()
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- {
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- for (int i = 0; i < Position.Length; ++i)
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- {
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- if (Position[i] < _maxLengths[i])
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- {
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- Position[i]++;
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- for (int j = 0; j < i; j++)
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- {
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- Position[j] = 0;
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- }
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- return true;
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- }
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- }
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- return false;
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- }
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- }
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- }
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+ public static class ObjectExtensions
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+ {
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+ private static readonly MethodInfo CloneMethod = typeof(object).GetMethod("MemberwiseClone", BindingFlags.NonPublic | BindingFlags.Instance);
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+
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+ public static bool IsPrimitive(this Type type)
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+ {
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+ if (type == typeof(string))
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+ {
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+ return true;
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+ }
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+
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+ return type.IsValueType & type.IsPrimitive;
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+ }
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+
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+ /// <summary>
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+ /// 判断类型是否是常见的简单类型
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+ /// </summary>
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+ /// <param name="type"></param>
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|
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+ /// <returns></returns>
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+ public static bool IsSimpleType(this Type type)
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+ {
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+ //IsPrimitive 判断是否为基础类型。
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|
|
+ //基元类型为 Boolean、 Byte、 SByte、 Int16、 UInt16、 Int32、 UInt32、 Int64、 UInt64、 IntPtr、 UIntPtr、 Char、 Double 和 Single。
|
|
|
+ var t = Nullable.GetUnderlyingType(type) ?? type;
|
|
|
+ return t.IsPrimitive || t.IsEnum || t == typeof(decimal) || t == typeof(string) || t == typeof(Guid) || t == typeof(TimeSpan) || t == typeof(Uri);
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 是否是常见类型的 数组形式 类型
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="type"></param>
|
|
|
+ /// <returns></returns>
|
|
|
+ public static bool IsSimpleArrayType(this Type type)
|
|
|
+ {
|
|
|
+ return type.IsArray && Type.GetType(type.FullName!.Trim('[', ']')).IsSimpleType();
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 是否是常见类型的 泛型形式 类型
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="type"></param>
|
|
|
+ /// <returns></returns>
|
|
|
+ public static bool IsSimpleListType(this Type type)
|
|
|
+ {
|
|
|
+ type = Nullable.GetUnderlyingType(type) ?? type;
|
|
|
+ return type.IsGenericType && type.GetGenericArguments().Length == 1 && type.GetGenericArguments().FirstOrDefault().IsSimpleType();
|
|
|
+ }
|
|
|
+
|
|
|
+ public static bool IsDefaultValue(this object value)
|
|
|
+ {
|
|
|
+ if (value == default)
|
|
|
+ {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+
|
|
|
+ return value switch
|
|
|
+ {
|
|
|
+ byte s => s == 0,
|
|
|
+ sbyte s => s == 0,
|
|
|
+ short s => s == 0,
|
|
|
+ char s => s == 0,
|
|
|
+ bool s => s == false,
|
|
|
+ ushort s => s == 0,
|
|
|
+ int s => s == 0,
|
|
|
+ uint s => s == 0,
|
|
|
+ long s => s == 0,
|
|
|
+ ulong s => s == 0,
|
|
|
+ decimal s => s == 0,
|
|
|
+ float s => s == 0,
|
|
|
+ double s => s == 0,
|
|
|
+ Enum s => Equals(s, Enum.GetValues(value.GetType()).GetValue(0)),
|
|
|
+ DateTime s => s == DateTime.MinValue,
|
|
|
+ DateTimeOffset s => s == DateTimeOffset.MinValue,
|
|
|
+ _ => false
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ public static object DeepClone(this object originalObject)
|
|
|
+ {
|
|
|
+ return InternalCopy(originalObject, new Dictionary<object, object>(new ReferenceEqualityComparer()));
|
|
|
+ }
|
|
|
+
|
|
|
+ public static T DeepClone<T>(this T original)
|
|
|
+ {
|
|
|
+ return (T)DeepClone((object)original);
|
|
|
+ }
|
|
|
+
|
|
|
+ private static object InternalCopy(object originalObject, IDictionary<object, object> visited)
|
|
|
+ {
|
|
|
+ if (originalObject == null)
|
|
|
+ {
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+
|
|
|
+ var typeToReflect = originalObject.GetType();
|
|
|
+ if (IsPrimitive(typeToReflect))
|
|
|
+ {
|
|
|
+ return originalObject;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (visited.TryGetValue(originalObject, out var copy))
|
|
|
+ {
|
|
|
+ return copy;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (typeof(Delegate).IsAssignableFrom(typeToReflect))
|
|
|
+ {
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+
|
|
|
+ var cloneObject = CloneMethod.Invoke(originalObject, null);
|
|
|
+ if (typeToReflect.IsArray)
|
|
|
+ {
|
|
|
+ var arrayType = typeToReflect.GetElementType();
|
|
|
+ if (!IsPrimitive(arrayType))
|
|
|
+ {
|
|
|
+ Array clonedArray = (Array)cloneObject;
|
|
|
+ clonedArray.ForEach((array, indices) => array.SetValue(InternalCopy(clonedArray.GetValue(indices), visited), indices));
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ visited.Add(originalObject, cloneObject);
|
|
|
+ CopyFields(originalObject, visited, cloneObject, typeToReflect);
|
|
|
+ RecursiveCopyBaseTypePrivateFields(originalObject, visited, cloneObject, typeToReflect);
|
|
|
+ return cloneObject;
|
|
|
+ }
|
|
|
+
|
|
|
+ private static void RecursiveCopyBaseTypePrivateFields(object originalObject, IDictionary<object, object> visited, object cloneObject, Type typeToReflect)
|
|
|
+ {
|
|
|
+ if (typeToReflect.BaseType != null)
|
|
|
+ {
|
|
|
+ RecursiveCopyBaseTypePrivateFields(originalObject, visited, cloneObject, typeToReflect.BaseType);
|
|
|
+ CopyFields(originalObject, visited, cloneObject, typeToReflect.BaseType, BindingFlags.Instance | BindingFlags.NonPublic, info => info.IsPrivate);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ private static void CopyFields(object originalObject, IDictionary<object, object> visited, object cloneObject, IReflect typeToReflect, BindingFlags bindingFlags = BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.FlattenHierarchy, Func<FieldInfo, bool> filter = null)
|
|
|
+ {
|
|
|
+ foreach (FieldInfo fieldInfo in typeToReflect.GetFields(bindingFlags))
|
|
|
+ {
|
|
|
+ if (filter != null && !filter(fieldInfo))
|
|
|
+ {
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (IsPrimitive(fieldInfo.FieldType) || fieldInfo.IsInitOnly)
|
|
|
+ {
|
|
|
+ continue;
|
|
|
+ }
|
|
|
+
|
|
|
+ var originalFieldValue = fieldInfo.GetValue(originalObject);
|
|
|
+ var clonedFieldValue = InternalCopy(originalFieldValue, visited);
|
|
|
+ fieldInfo.SetValue(cloneObject, clonedFieldValue);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 判断是否为null，null或0长度都返回true
|
|
|
+ /// </summary>
|
|
|
+ /// <typeparam name="T"></typeparam>
|
|
|
+ /// <param name="value"></param>
|
|
|
+ /// <returns></returns>
|
|
|
+ public static bool IsNullOrEmpty<T>(this T value)
|
|
|
+ where T : class
|
|
|
+ {
|
|
|
+ #region 1.对象级别
|
|
|
+
|
|
|
+ //引用为null
|
|
|
+ bool isObjectNull = value is null;
|
|
|
+ if (isObjectNull)
|
|
|
+ {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+
|
|
|
+ //判断是否为集合
|
|
|
+ var tempEnumerator = (value as IEnumerable)?.GetEnumerator();
|
|
|
+ if (tempEnumerator == null) return false;//这里出去代表是对象 且 引用不为null.所以为false
|
|
|
+
|
|
|
+ #endregion 1.对象级别
|
|
|
+
|
|
|
+ #region 2.集合级别
|
|
|
+
|
|
|
+ //到这里就代表是集合且引用不为空，判断长度
|
|
|
+ //MoveNext方法返回tue代表集合中至少有一个数据,返回false就代表0长度
|
|
|
+ bool isZeroLenth = tempEnumerator.MoveNext() == false;
|
|
|
+ if (isZeroLenth) return true;
|
|
|
+
|
|
|
+ return isZeroLenth;
|
|
|
+
|
|
|
+ #endregion 2.集合级别
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 转成非null
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="s"></param>
|
|
|
+ /// <param name="value">为空时的替换值</param>
|
|
|
+ /// <returns></returns>
|
|
|
+ public static T IfNull<T>(this T s, in T value)
|
|
|
+ {
|
|
|
+ return s ?? value;
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 转换成json字符串
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="obj"></param>
|
|
|
+ /// <param name="setting"></param>
|
|
|
+ /// <returns></returns>
|
|
|
+ public static string ToJsonString(this object obj, JsonSerializerSettings setting = null)
|
|
|
+ {
|
|
|
+ if (obj == null) return string.Empty;
|
|
|
+ return JsonConvert.SerializeObject(obj, setting);
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// json反序列化成对象
|
|
|
+ /// </summary>
|
|
|
+ public static T FromJson<T>(this string json, JsonSerializerSettings setting = null)
|
|
|
+ {
|
|
|
+ if (string.IsNullOrEmpty(json))
|
|
|
+ {
|
|
|
+ return default;
|
|
|
+ }
|
|
|
+ return JsonConvert.DeserializeObject<T>(json, setting);
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 链式操作
|
|
|
+ /// </summary>
|
|
|
+ /// <typeparam name="T1"></typeparam>
|
|
|
+ /// <typeparam name="T2"></typeparam>
|
|
|
+ /// <param name="source"></param>
|
|
|
+ /// <param name="action"></param>
|
|
|
+ public static T2 Next<T1, T2>(this T1 source, Func<T1, T2> action)
|
|
|
+ {
|
|
|
+ return action(source);
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 将对象转换成字典
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="value"></param>
|
|
|
+ public static Dictionary<string, object> ToDictionary(this object value)
|
|
|
+ {
|
|
|
+ var dictionary = new Dictionary<string, object>();
|
|
|
+ if (value != null)
|
|
|
+ {
|
|
|
+ if (value is IDictionary dic)
|
|
|
+ {
|
|
|
+ foreach (DictionaryEntry e in dic)
|
|
|
+ {
|
|
|
+ dictionary.Add(e.Key.ToString(), e.Value);
|
|
|
+ }
|
|
|
+ return dictionary;
|
|
|
+ }
|
|
|
+
|
|
|
+ foreach (var property in value.GetType().GetProperties())
|
|
|
+ {
|
|
|
+ var obj = property.GetValue(value, null);
|
|
|
+ dictionary.Add(property.Name, obj);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return dictionary;
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 将对象转换成字典
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="value"></param>
|
|
|
+ public static Dictionary<string, string> ToDictionary(this JObject value)
|
|
|
+ {
|
|
|
+ var dictionary = new Dictionary<string, string>();
|
|
|
+ if (value != null)
|
|
|
+ {
|
|
|
+ var enumerator = value.GetEnumerator();
|
|
|
+ while (enumerator.MoveNext())
|
|
|
+ {
|
|
|
+ var obj = enumerator.Current.Value ?? string.Empty;
|
|
|
+ dictionary.Add(enumerator.Current.Key, obj + string.Empty);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return dictionary;
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 对象转换成动态类型
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="obj"></param>
|
|
|
+ /// <returns></returns>
|
|
|
+ public static dynamic ToDynamic(this object obj)
|
|
|
+ {
|
|
|
+ return DynamicFactory.WithObject(obj);
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 多个对象的属性值合并
|
|
|
+ /// </summary>
|
|
|
+ /// <typeparam name="T"></typeparam>
|
|
|
+ /// <param name="a"></param>
|
|
|
+ /// <param name="b"></param>
|
|
|
+ /// <param name="others"></param>
|
|
|
+ public static T Merge<T>(this T a, T b, params T[] others) where T : class
|
|
|
+ {
|
|
|
+ foreach (var item in new[] { b }.Concat(others))
|
|
|
+ {
|
|
|
+ var dic = item.ToDictionary();
|
|
|
+ foreach (var p in dic.Where(p => a.GetProperty(p.Key).IsDefaultValue()))
|
|
|
+ {
|
|
|
+ a.SetProperty(p.Key, p.Value);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return a;
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// 多个对象的属性值合并
|
|
|
+ /// </summary>
|
|
|
+ /// <typeparam name="T"></typeparam>
|
|
|
+ public static T Merge<T>(this IEnumerable<T> objects) where T : class
|
|
|
+ {
|
|
|
+ var list = objects as List<T> ?? objects.ToList();
|
|
|
+ if (list.Count == 0)
|
|
|
+ {
|
|
|
+ return null;
|
|
|
+ }
|
|
|
+
|
|
|
+ if (list.Count == 1)
|
|
|
+ {
|
|
|
+ return list[0];
|
|
|
+ }
|
|
|
+
|
|
|
+ foreach (var item in list.Skip(1))
|
|
|
+ {
|
|
|
+ var dic = item.ToDictionary();
|
|
|
+ foreach (var p in dic.Where(p => list[0].GetProperty(p.Key).IsDefaultValue()))
|
|
|
+ {
|
|
|
+ list[0].SetProperty(p.Key, p.Value);
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return list[0];
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ internal class ReferenceEqualityComparer : EqualityComparer<object>
|
|
|
+ {
|
|
|
+ public override bool Equals(object x, object y)
|
|
|
+ {
|
|
|
+ return ReferenceEquals(x, y);
|
|
|
+ }
|
|
|
+
|
|
|
+ public override int GetHashCode(object obj)
|
|
|
+ {
|
|
|
+ if (obj is null) return 0;
|
|
|
+ return obj.GetHashCode();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ internal static class ArrayExtensions
|
|
|
+ {
|
|
|
+ public static void ForEach(this Array array, Action<Array, int[]> action)
|
|
|
+ {
|
|
|
+ if (array.LongLength == 0)
|
|
|
+ {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ ArrayTraverse walker = new ArrayTraverse(array);
|
|
|
+ do action(array, walker.Position);
|
|
|
+ while (walker.Step());
|
|
|
+ }
|
|
|
+
|
|
|
+ internal class ArrayTraverse
|
|
|
+ {
|
|
|
+ public int[] Position;
|
|
|
+ private readonly int[] _maxLengths;
|
|
|
+
|
|
|
+ public ArrayTraverse(Array array)
|
|
|
+ {
|
|
|
+ _maxLengths = new int[array.Rank];
|
|
|
+ for (int i = 0; i < array.Rank; ++i)
|
|
|
+ {
|
|
|
+ _maxLengths[i] = array.GetLength(i) - 1;
|
|
|
+ }
|
|
|
+ Position = new int[array.Rank];
|
|
|
+ }
|
|
|
+
|
|
|
+ public bool Step()
|
|
|
+ {
|
|
|
+ for (int i = 0; i < Position.Length; ++i)
|
|
|
+ {
|
|
|
+ if (Position[i] < _maxLengths[i])
|
|
|
+ {
|
|
|
+ Position[i]++;
|
|
|
+ for (int j = 0; j < i; j++)
|
|
|
+ {
|
|
|
+ Position[j] = 0;
|
|
|
+ }
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
}
|
懒得勤快