TransformerTypeCollection.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 / fx / src / xsp / System / Web / UI / WebParts / TransformerTypeCollection.cs / 1305376 / TransformerTypeCollection.cs
                        

                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

namespace System.Web.UI.WebControls.WebParts { 
 
    using System;
    using System.Collections; 
    using System.ComponentModel;

    public sealed class TransformerTypeCollection : ReadOnlyCollectionBase {
 
        public static readonly TransformerTypeCollection Empty = new TransformerTypeCollection();
 
        public TransformerTypeCollection() { 
        }
 
        public TransformerTypeCollection(ICollection transformerTypes) {
            Initialize(null, transformerTypes);
        }
 
        public TransformerTypeCollection(TransformerTypeCollection existingTransformerTypes, ICollection transformerTypes) {
            Initialize(existingTransformerTypes, transformerTypes); 
        } 

        internal int Add(Type value) { 
            if (!value.IsSubclassOf(typeof(WebPartTransformer))) {
                throw new InvalidOperationException(SR.GetString(SR.WebPartTransformerAttribute_NotTransformer, value.Name));
            }
            return InnerList.Add(value); 
        }
 
        private void Initialize(TransformerTypeCollection existingTransformerTypes, ICollection transformerTypes) { 
            if (existingTransformerTypes != null) {
                foreach (Type existingTransformerType in existingTransformerTypes) { 
                    // Don't need to check arg, since we know it is valid since it came
                    // from a TransformerTypeCollection.
                    InnerList.Add(existingTransformerType);
                } 
            }
 
            if (transformerTypes != null) { 
                foreach (object obj in transformerTypes) {
                    if (obj == null) { 
                        throw new ArgumentException(SR.GetString(SR.Collection_CantAddNull), "transformerTypes");
                    }
                    if (!(obj is Type)) {
                        throw new ArgumentException(SR.GetString(SR.Collection_InvalidType, "Type"), "transformerTypes"); 
                    }
                    if (!((Type)obj).IsSubclassOf(typeof(WebPartTransformer))) { 
                        throw new ArgumentException(SR.GetString(SR.WebPartTransformerAttribute_NotTransformer, ((Type)obj).Name), 
                                                    "transformerTypes");
                    } 
                    InnerList.Add(obj);
                }
            }
        } 

        public bool Contains(Type value) { 
            return InnerList.Contains(value); 
        }
 
        public int IndexOf(Type value) {
            return InnerList.IndexOf(value);
        }
 
        public Type this[int index] {
            get { 
                return (Type)InnerList[index]; 
            }
        } 

        public void CopyTo(Type[] array, int index) {
            InnerList.CopyTo(array, index);
        } 
    }
} 
 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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