NamespaceCollection.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / xsp / System / Web / Configuration / NamespaceCollection.cs / 2 / NamespaceCollection.cs
                        

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

namespace System.Web.Configuration { 
    using System; 
    using System.Xml;
    using System.Configuration; 
    using System.Collections.Specialized;
    using System.Collections;
    using System.IO;
    using System.Text; 
    using System.Web.Util;
    using System.Web.UI; 
    using System.Web.Compilation; 
    using System.Threading;
    using System.Web.Configuration; 
    using System.Security.Permissions;

    // class PagesSection
 
    [ConfigurationCollection(typeof(NamespaceInfo))]
    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class NamespaceCollection : ConfigurationElementCollection { 
        private static ConfigurationPropertyCollection _properties;
        private static readonly ConfigurationProperty _propAutoImportVBNamespace = 
            new ConfigurationProperty("autoImportVBNamespace", typeof(bool), true, ConfigurationPropertyOptions.None);

        private Hashtable _namespaceEntries;
 
        static NamespaceCollection() {
            // Property initialization 
            _properties = new ConfigurationPropertyCollection(); 
            _properties.Add(_propAutoImportVBNamespace);
        } 

        protected override ConfigurationPropertyCollection Properties {
            get {
                return _properties; 
            }
        } 
 
        [ConfigurationProperty("autoImportVBNamespace", DefaultValue = true)]
        public bool AutoImportVBNamespace { 
            get {
                return (bool)base[_propAutoImportVBNamespace];
            }
            set { 
                base[_propAutoImportVBNamespace] = value;
            } 
        } 

        public NamespaceInfo this[int index] { 
            get {
                return (NamespaceInfo)BaseGet(index);
            }
            set { 
                if (BaseGet(index) != null)
                    BaseRemoveAt(index); 
                BaseAdd(index, value); 
                _namespaceEntries = null;
            } 
        }
        public void Add(NamespaceInfo namespaceInformation) {
            BaseAdd(namespaceInformation);
            _namespaceEntries = null; 
        }
        public void Remove(String s) { 
            BaseRemove(s); 
            _namespaceEntries = null;
        } 

        public void RemoveAt(int index) {
            BaseRemoveAt(index);
            _namespaceEntries = null; 
        }
        protected override ConfigurationElement CreateNewElement() { 
            return new NamespaceInfo(); 
        }
        protected override Object GetElementKey(ConfigurationElement element) { 
            return ((NamespaceInfo)element).Namespace;
        }

        public void Clear() { 
            BaseClear();
            _namespaceEntries = null; 
        } 

        internal Hashtable NamespaceEntries { 
            get {
                if (_namespaceEntries == null) {
                    lock (this) {
                        if (_namespaceEntries == null) { 
                            _namespaceEntries = new Hashtable(StringComparer.OrdinalIgnoreCase);
 
                            foreach (NamespaceInfo ni in this) { 
                                NamespaceEntry namespaceEntry = new NamespaceEntry();
                                namespaceEntry.Namespace = ni.Namespace; 

                                // Remember the config file location info, in case an error
                                // occurs later when we use this data
                                namespaceEntry.Line = ni.ElementInformation.Properties["namespace"].LineNumber; 

                                // 
                                namespaceEntry.VirtualPath = ni.ElementInformation.Properties["namespace"].Source; 
                                // If the namespace was given Programactically it needs to still have a
                                // valid line number of the compiler chokes (1 based). 
                                if (namespaceEntry.Line == 0) {
                                    namespaceEntry.Line = 1;
                                }
                                _namespaceEntries[ni.Namespace] = namespaceEntry; 
                            }
                        } 
                    } 
                }
                return _namespaceEntries; 
            }
        }
    }
}

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