//------------------------------------------------------------------------------ // // Copyright (c) Microsoft Corporation. All rights reserved. // //------------------------------------------------------------------------------ namespace System.Web.Configuration { using System; using System.Configuration; using System.Globalization; using System.Web.Compilation; using System.Web.Util; public sealed class FolderLevelBuildProvider : ConfigurationElement { private static ConfigurationPropertyCollection _properties; private static readonly ConfigurationProperty _propName = new ConfigurationProperty("name", typeof(string), null, null, StdValidatorsAndConverters.NonEmptyStringValidator, ConfigurationPropertyOptions.IsRequired | ConfigurationPropertyOptions.IsKey); private static readonly ConfigurationProperty _propType = new ConfigurationProperty("type", typeof(string), null, null, StdValidatorsAndConverters.NonEmptyStringValidator, ConfigurationPropertyOptions.IsRequired | ConfigurationPropertyOptions.IsTypeStringTransformationRequired); private Type _type; // AppliesTo value from the FolderLevelBuildProviderAppliesToAttribute private FolderLevelBuildProviderAppliesTo _appliesToInternal; static FolderLevelBuildProvider() { _properties = new ConfigurationPropertyCollection(); _properties.Add(_propName); _properties.Add(_propType); } public FolderLevelBuildProvider(String name, String type) : this() { Name = name; Type = type; } internal FolderLevelBuildProvider() { } protected override ConfigurationPropertyCollection Properties { get { return _properties; } } // this override is required because AppliesTo may be in any order in the // property string but it still and the default equals operator would consider // them different depending on order in the persisted string. public override bool Equals(object provider) { FolderLevelBuildProvider o = provider as FolderLevelBuildProvider; return (o != null && StringUtil.EqualsIgnoreCase(Name, o.Name) && Type == o.Type); } public override int GetHashCode() { return HashCodeCombiner.CombineHashCodes(StringUtil.GetNonRandomizedHashCode(Name.ToLower(CultureInfo.InvariantCulture)), Type.GetHashCode()); } [ConfigurationProperty("name", IsRequired = true, IsKey = true, DefaultValue = "")] [StringValidator(MinLength = 1)] public string Name { get { return (string)base[_propName]; } set { base[_propName] = value; } } [ConfigurationProperty("type", IsRequired = true, DefaultValue = "")] [StringValidator(MinLength = 1)] public string Type { get { return (string)base[_propType]; } set { base[_propType] = value; } } internal Type TypeInternal { get { if (_type == null) { lock (this) { if (_type == null) { _type = CompilationUtil.LoadTypeWithChecks(Type, typeof(System.Web.Compilation.BuildProvider), null, this, "type"); } } } return _type; } } internal FolderLevelBuildProviderAppliesTo AppliesToInternal { get { if (_appliesToInternal != 0) return _appliesToInternal; // Check whether the control builder's class exposes an AppliesTo attribute object[] attrs = TypeInternal.GetCustomAttributes( typeof(FolderLevelBuildProviderAppliesToAttribute), /*inherit*/ true); if ((attrs != null) && (attrs.Length > 0)) { Debug.Assert(attrs[0] is FolderLevelBuildProviderAppliesToAttribute); _appliesToInternal = ((FolderLevelBuildProviderAppliesToAttribute)attrs[0]).AppliesTo; } else { // Default to applying to None _appliesToInternal = FolderLevelBuildProviderAppliesTo.None; } return _appliesToInternal; } } } }