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//------------------------------------------------------------------------------
// <copyright file="ExpressionBuilder.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
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;
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 | ConfigurationPropertyOptions.IsTypeStringTransformationRequired);
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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