FeedUtils.cs source code in C# .NET

Source code for the .NET framework in C#

                        

Code:

/ WCF / WCF / 3.5.30729.1 / untmp / Orcas / SP / ndp / cdf / src / NetFx35 / System.ServiceModel.Web / System / ServiceModel / Syndication / FeedUtils.cs / 2 / FeedUtils.cs

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

namespace System.ServiceModel.Syndication 
{
    using System.Collections.ObjectModel; 
    using System.Xml; 
    using System.Xml.Serialization;
    using System.Runtime.Serialization; 
    using System.Globalization;

    static class FeedUtils
    { 
        public static string AddLineInfo(XmlReader reader, string error)
        { 
            IXmlLineInfo lineInfo = reader as IXmlLineInfo; 
            if (lineInfo != null && lineInfo.HasLineInfo())
            { 
                error = String.Format(CultureInfo.InvariantCulture, "{0} {1}", SR2.GetString(SR2.ErrorInLine, lineInfo.LineNumber, lineInfo.LinePosition), error);
            }
            return error;
        } 

        static internal Collection CloneCategories(Collection categories) 
        { 
            if (categories == null)
            { 
                return null;
            }
            Collection result = new NullNotAllowedCollection();
            for (int i = 0; i < categories.Count; ++i) 
            {
                result.Add(categories[i].Clone()); 
            } 
            return result;
        } 

        static internal Collection CloneLinks(Collection links)
        {
            if (links == null) 
            {
                return null; 
            } 
            Collection result = new NullNotAllowedCollection();
            for (int i = 0; i < links.Count; ++i) 
            {
                result.Add(links[i].Clone());
            }
            return result; 
        }
 
        static internal Collection ClonePersons(Collection persons) 
        {
            if (persons == null) 
            {
                return null;
            }
            Collection result = new NullNotAllowedCollection(); 
            for (int i = 0; i < persons.Count; ++i)
            { 
                result.Add(persons[i].Clone()); 
            }
            return result; 
        }

        static internal TextSyndicationContent CloneTextContent(TextSyndicationContent content)
        { 
            if (content == null)
            { 
                return null; 
            }
            return (TextSyndicationContent)(content.Clone()); 
        }

        internal static Uri CombineXmlBase(Uri rootBase, string newBase)
        { 
            if (string.IsNullOrEmpty(newBase))
            { 
                return rootBase; 
            }
            Uri newBaseUri = new Uri(newBase, UriKind.RelativeOrAbsolute); 
            if (rootBase == null || newBaseUri.IsAbsoluteUri)
            {
                return newBaseUri;
            } 
            return new Uri(rootBase, newBase);
        } 
 
        internal static Uri GetBaseUriToWrite(Uri rootBase, Uri currentBase)
        { 
            Uri uriToWrite;
            if (rootBase == currentBase || currentBase == null)
            {
                uriToWrite = null; 
            }
            else if (rootBase == null) 
            { 
                uriToWrite = currentBase;
            } 
            else
            {
                // rootBase != currentBase and both are not null
                // Write the relative base if possible 
                if (rootBase.IsAbsoluteUri && currentBase.IsAbsoluteUri && rootBase.IsBaseOf(currentBase))
                { 
                    uriToWrite = rootBase.MakeRelativeUri(currentBase); 
                }
                else 
                {
                    uriToWrite = currentBase;
                }
            } 
            return uriToWrite;
        } 
 
        static internal string GetUriString(Uri uri)
        { 
            if (uri == null)
            {
                return null;
            } 
            if (uri.IsAbsoluteUri)
            { 
                return uri.AbsoluteUri; 
            }
            else 
            {
                return uri.ToString();
            }
        } 

        static internal bool IsXmlns(string name, string ns) 
        { 
            return name == "xmlns" || ns == "http://www.w3.org/2000/xmlns/";
        } 

        internal static bool IsXmlSchemaType(string name, string ns)
        {
            return name == "type" && ns == "http://www.w3.org/2001/XMLSchema-instance"; 
        }
    } 
} 

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

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