CollectionMarkupSerializer.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Common / AuthoringOM / Serializer / CollectionMarkupSerializer.cs / 1305376 / CollectionMarkupSerializer.cs

                            namespace System.Workflow.ComponentModel.Serialization 
{
    using System;
    using System.IO;
    using System.CodeDom; 
    using System.ComponentModel;
    using System.ComponentModel.Design; 
    using System.ComponentModel.Design.Serialization; 
    using System.Collections;
    using System.Xml; 
    using System.Xml.Serialization;
    using System.Reflection;
    using System.Collections.Generic;
    using System.Diagnostics; 
    using System.Text;
    using System.Globalization; 
    using System.Workflow.ComponentModel.Compiler; 
    using System.Workflow.ComponentModel.Design;
    using System.Runtime.Serialization; 
 	using System.Security.Permissions;
    using System.Collections.ObjectModel;
    using System.Drawing;
 
    #region Class CollectionMarkupSerializer
    internal class CollectionMarkupSerializer : WorkflowMarkupSerializer 
	{ 
		protected internal override IList GetChildren(WorkflowMarkupSerializationManager serializationManager, object obj)
		{ 
            if (obj == null)
                throw new ArgumentNullException("obj");

 

            if (!IsValidCollectionType(obj.GetType())) 
                throw new Exception(SR.GetString(SR.Error_SerializerTypeRequirement, obj.GetType().FullName, typeof(ICollection).FullName, typeof(ICollection<>).FullName)); 

            IEnumerable enumerable = obj as IEnumerable; 
            ArrayList arrayList = new ArrayList();
            foreach (object containedObj in enumerable)
                arrayList.Add(containedObj);
            return arrayList; 
 		}
 
		protected internal override PropertyInfo[] GetProperties(WorkflowMarkupSerializationManager serializationManager, object obj) 
 		{
            return new PropertyInfo[] { }; 
 		}

        protected internal override bool ShouldSerializeValue(WorkflowMarkupSerializationManager serializationManager, object value)
        { 
            if (value == null)
                return false; 
 
            if (!IsValidCollectionType(value.GetType()))
                throw new Exception(SR.GetString(SR.Error_SerializerTypeRequirement, value.GetType().FullName, typeof(ICollection).FullName, typeof(ICollection<>).FullName)); 

            IEnumerable enumerable = value as IEnumerable;
            foreach (object obj in enumerable)
                return true; 

            return false; 
        } 

		protected internal override void ClearChildren(WorkflowMarkupSerializationManager serializationManager, object obj) 
 		{
			if (obj == null)
				throw new ArgumentNullException("obj");
 
            if (!IsValidCollectionType(obj.GetType()))
                throw new Exception(SR.GetString(SR.Error_SerializerTypeRequirement, obj.GetType().FullName, typeof(ICollection).FullName, typeof(ICollection<>).FullName)); 
 
            ICollection collection = obj as ICollection;
            if (collection == null) 
                obj.GetType().InvokeMember("Clear", BindingFlags.Public | BindingFlags.InvokeMethod | BindingFlags.Instance, null, obj, new object[] {}, CultureInfo.InvariantCulture);
		}

 		protected internal override void AddChild(WorkflowMarkupSerializationManager serializationManager, object parentObj, object childObj) 
		{
            if (parentObj == null) 
                throw new ArgumentNullException("parentObj"); 

            if (!IsValidCollectionType(parentObj.GetType())) 
                throw new Exception(SR.GetString(SR.Error_SerializerTypeRequirement, parentObj.GetType().FullName, typeof(ICollection).FullName, typeof(ICollection<>).FullName));

            parentObj.GetType().InvokeMember("Add", BindingFlags.Public | BindingFlags.InvokeMethod | BindingFlags.Instance, null, parentObj, new object[] { childObj }, CultureInfo.InvariantCulture);
        } 

        internal static bool IsValidCollectionType(Type collectionType) 
        { 
            if (collectionType == null)
                return false; 

            if (typeof(Array).IsAssignableFrom(collectionType))
                return false;
 
            return (typeof(ICollection).IsAssignableFrom(collectionType) ||
                    (collectionType.IsGenericType && 
                    (typeof(ICollection<>).IsAssignableFrom(collectionType.GetGenericTypeDefinition()) || 
                    typeof(IList<>).IsAssignableFrom(collectionType.GetGenericTypeDefinition()))));
        } 
    }
    #endregion

} 


// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
                        

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