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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
//
//
// This class defines the delegate methods for the COM+ implemented filters.
// This is the reflection version of these. There is also a _Filters class in
// runtime which is related to this.
//
//
//
//
namespace System.Reflection {
using System;
using System.Globalization;
[Serializable]
internal class __Filters {
// FilterTypeName
// This method will filter the class based upon the name. It supports
// a trailing wild card.
public virtual bool FilterTypeName(Type cls,Object filterCriteria)
{
// Check that the criteria object is a String object
if (filterCriteria == null || !(filterCriteria is String))
throw new InvalidFilterCriteriaException(System.Environment.GetResourceString("RFLCT.FltCritString"));
String str = (String) filterCriteria;
//str = str.Trim();
// Check to see if this is a prefix or exact match requirement
if (str.Length > 0 && str[str.Length - 1] == '*') {
str = str.Substring(0, str.Length - 1);
return cls.Name.StartsWith(str, StringComparison.Ordinal);
}
return cls.Name.Equals(str);
}
// FilterFieldNameIgnoreCase
// This method filter the Type based upon name, it ignores case.
public virtual bool FilterTypeNameIgnoreCase(Type cls, Object filterCriteria)
{
// Check that the criteria object is a String object
if(filterCriteria == null || !(filterCriteria is String))
throw new InvalidFilterCriteriaException(System.Environment.GetResourceString("RFLCT.FltCritString"));
String str = (String) filterCriteria;
//str = str.Trim();
// Check to see if this is a prefix or exact match requirement
if (str.Length > 0 && str[str.Length - 1] == '*') {
str = str.Substring(0, str.Length - 1);
String name = cls.Name;
if (name.Length >= str.Length)
return (String.Compare(name,0,str,0,str.Length, StringComparison.OrdinalIgnoreCase)==0);
else
return false;
}
return (String.Compare(str,cls.Name, StringComparison.OrdinalIgnoreCase) == 0);
}
}
}
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