ExpressionBuilder.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 / ExpressionBuilder.cs / 2 / ExpressionBuilder.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.Globalization;
    using System.IO; 
    using System.Text;
    using System.Web.Compilation; 
    using System.Reflection; 
    using System.Web.Hosting;
    using System.Web.UI; 
    using System.CodeDom.Compiler;
    using System.Web.Util;
    using System.ComponentModel;
    using System.Security.Permissions; 

    [AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)] 
    public sealed class ExpressionBuilder : ConfigurationElement { 
        private static ConfigurationPropertyCollection _properties;
        private static readonly ConfigurationProperty _propExpressionPrefix = 
            new ConfigurationProperty("expressionPrefix",
                                        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); 

        static ExpressionBuilder() { 
            _properties = new ConfigurationPropertyCollection(); 
            _properties.Add(_propExpressionPrefix);
            _properties.Add(_propType); 
        }

        internal ExpressionBuilder() {
        } 

        public ExpressionBuilder(string expressionPrefix, string theType) { 
            ExpressionPrefix = expressionPrefix; 
            Type = theType;
        } 

        protected override ConfigurationPropertyCollection Properties {
            get {
                return _properties; 
            }
        } 
 
        [ConfigurationProperty("expressionPrefix", IsRequired = true, IsKey = true, DefaultValue = "")]
        [StringValidator(MinLength = 1)] 
        public string ExpressionPrefix {
            get {
                return (string)base[_propExpressionPrefix];
            } 
            set {
                base[_propExpressionPrefix] = 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 { 
                return CompilationUtil.LoadTypeWithChecks(Type,
                    typeof(System.Web.Compilation.ExpressionBuilder), null, this, "type"); 
            } 
        }
    } 
}

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