chore: 初始化北汽福田MES采集程序

Common/00-1Json8.3/Json8.3/Linq/JPropertyDescriptor.cs

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+#region License
+// Copyright (c) 2007 James Newton-King
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
+#endregion
+
+#if !(DOTNET || PORTABLE || PORTABLE40)
+using System;
+using System.ComponentModel;
+
+namespace Newtonsoft.Json.Linq
+{
+    /// <summary>
+    /// Represents a view of a <see cref="JProperty"/>.
+    /// </summary>
+    public class JPropertyDescriptor : PropertyDescriptor
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="JPropertyDescriptor"/> class.
+        /// </summary>
+        /// <param name="name">The name.</param>
+        public JPropertyDescriptor(string name)
+            : base(name, null)
+        {
+        }
+
+        private static JObject CastInstance(object instance)
+        {
+            return (JObject)instance;
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, returns whether resetting an object changes its value.
+        /// </summary>
+        /// <returns>
+        /// true if resetting the component changes its value; otherwise, false.
+        /// </returns>
+        /// <param name="component">The component to test for reset capability. 
+        ///                 </param>
+        public override bool CanResetValue(object component)
+        {
+            return false;
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, gets the current value of the property on a component.
+        /// </summary>
+        /// <returns>
+        /// The value of a property for a given component.
+        /// </returns>
+        /// <param name="component">The component with the property for which to retrieve the value. 
+        ///                 </param>
+        public override object GetValue(object component)
+        {
+            JToken token = CastInstance(component)[Name];
+
+            return token;
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, resets the value for this property of the component to the default value.
+        /// </summary>
+        /// <param name="component">The component with the property value that is to be reset to the default value. 
+        ///                 </param>
+        public override void ResetValue(object component)
+        {
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, sets the value of the component to a different value.
+        /// </summary>
+        /// <param name="component">The component with the property value that is to be set. 
+        ///                 </param><param name="value">The new value. 
+        ///                 </param>
+        public override void SetValue(object component, object value)
+        {
+            JToken token = (value is JToken) ? (JToken)value : new JValue(value);
+
+            CastInstance(component)[Name] = token;
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, determines a value indicating whether the value of this property needs to be persisted.
+        /// </summary>
+        /// <returns>
+        /// true if the property should be persisted; otherwise, false.
+        /// </returns>
+        /// <param name="component">The component with the property to be examined for persistence. 
+        ///                 </param>
+        public override bool ShouldSerializeValue(object component)
+        {
+            return false;
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, gets the type of the component this property is bound to.
+        /// </summary>
+        /// <returns>
+        /// A <see cref="T:System.Type"/> that represents the type of component this property is bound to. When the <see cref="M:System.ComponentModel.PropertyDescriptor.GetValue(System.Object)"/> or <see cref="M:System.ComponentModel.PropertyDescriptor.SetValue(System.Object,System.Object)"/> methods are invoked, the object specified might be an instance of this type.
+        /// </returns>
+        public override Type ComponentType
+        {
+            get { return typeof(JObject); }
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, gets a value indicating whether this property is read-only.
+        /// </summary>
+        /// <returns>
+        /// true if the property is read-only; otherwise, false.
+        /// </returns>
+        public override bool IsReadOnly
+        {
+            get { return false; }
+        }
+
+        /// <summary>
+        /// When overridden in a derived class, gets the type of the property.
+        /// </summary>
+        /// <returns>
+        /// A <see cref="T:System.Type"/> that represents the type of the property.
+        /// </returns>
+        public override Type PropertyType
+        {
+            get { return typeof(object); }
+        }
+
+        /// <summary>
+        /// Gets the hash code for the name of the member.
+        /// </summary>
+        /// <value></value>
+        /// <returns>
+        /// The hash code for the name of the member.
+        /// </returns>
+        protected override int NameHashCode
+        {
+            get
+            {
+                // override property to fix up an error in its documentation
+                int nameHashCode = base.NameHashCode;
+                return nameHashCode;
+            }
+        }
+    }
+}
+
+#endif