__Filters.cs source code in C# .NET

Source code for the .NET framework in C#

                        
Code:

                         / 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / clr / src / BCL / System / Reflection / __Filters.cs / 1305376 / __Filters.cs
                        

                        
                            // ==++== 
//
//   Copyright (c) Microsoft Corporation.  All rights reserved.
//
// ==--== 
////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////// 
// 
// [....]
// 
// 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);
        } 
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.

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