/ / == ==
//
//
// Copyright (C) 2002 Microsoft Corporation. All Rights Reserved.
//
// the use and distribution terms for this Software Are Contained in The File
// Named license.txt, Which can be found in the root of this distribution.
// by using this software in any fashion, you are agreeing to be bound by the
// Terms of this license.
//
// You Must Not Remove this Notice, or Any Other, from this software.
//
//
/ / == - ==
// __filters.cs
//
// this class defines the Delegate Methods for the COM IMPLEMENTED FILTERS.
//
// Date: July 98
//
Namespace system {
Using system;
Using system.reflection;
USING SYSTEM.GLOBALIZATION;
[Serializable ()]
INTERNAL CLASS __FILTERS {
// filters ...
// The Following Are The Builtin Filters Defined for this class. These
// Should Really Be defined as static methods. They is used in As delegates
// Which Currently Doesn't Support Static Methods. We Will Change this
// Once the compiler supports delegates.
// Filterattribute
// this Method Will Search for a Member Based Upon The Attribute Passed IN.
// filtercriteria - an Int32 representing the attribute
Internal Virtual Bool Filterattribute (MemberInfo M, Object Filtercriteria)
{
// check what the criteria object is an integer object ibject
IF (Filtercriteria == NULL)
Throw new invalidfiltercriteriaException (Environment.GetResourceString ("RFLCT.FLTCRITITINT")));
Switch (m.membertype)
{
Case MEMBERTYPES.CONSTRUCTOR:
Case membertypes.method: {
MethodAttributes criteria = 0;
Try {
INT i = (int) filtercriteria;
Criteria = (Methodattributes) i;
}
Catch (exception) {
Throw new invalidfiltercriteriaException ("RFLCT.FLTCRITITINT");}
MethodAttributes attr;
IF (M.Membertype == MEMBERTYPES.METHOD)
Attr = (MethodInfo) .attributes;
Else
Attr = (constructorinfo) .attribute;
IF ((criteria & methodattributes.member! = 0) && (attr & methodattributes.membraccessmask)! = (criteria & methodattributes.memberaccessmask)
Return False;
IF ((criteria & methodattributes.static)! = 0) && (attr & methodattributes.static) == 0)
Return False;
IF ((criteria & methodattributes.Final)! = 0) && (attr & methodattributes.final) == 0)
Return False;
IF ((criteria & methodattributes.virtual! = 0) && (attr & methodattributes.virtual) == 0)
Return False;
IF ((criteria & methodattributes.abstract)! = 0) && (Attr & Methodattributes.abstract) == 0)
Return False;
IF ((criteria & methodattributes.specialname)! = 0) && (attr & methodattributes.specialname) == 0)
Return False;
Return True;
}
Case membertypes.field:
{
FIELDATTRIBUTES criteria = 0;
Try {
INT i = (int) filtercriteria;
Criteria = (Fieldattributes) i;
}
Catch (exception) {
Throw new invalidfiltercriteriaException (Environment.GetResourceString ("RFLCT.FLTCRITITINT")));
}
Fieldattributes attr = (FieldInfo) .attributes;
IF ((Criteria & Fieldattributes.fieldAccessmask)! = 0) && (Attr & Fieldattributes.fieldAccessMask)! = (criteria & Fieldattributes.fieldAccessmask))
Return False;
IF ((criteria & fieldattributes.static)! = 0) && (Attr & Fieldattributes.static) == 0) Return False;
IF ((criteria & fieldattributes.initonly! = 0) && (attr & fieldttributes.initonly) == 0)
Return False;
IF ((criteria & fieldattributes.literal! = 0) && (attr & fieldttributes.literal == 0)
Return False;
IF ((criteria & fieldattributes.notserialized! = 0) && (attr & fieldttributes.notserialized) == 0)
Return False;
IF ((criteria & fieldattributes.pinvokeimpl)! = 0) && (attr & fieldttributes.pinvokeimpl) == 0)
Return False;
Return True;
}
}
Return False;
}
// filtername
// this Method Will Filter Based Upon the name. A Partial Wildcard
// at the end of the string is supported.
// filtercriteria - this is the string name
Internal Virtual Bool Filtername (MemberInfo M, Object Filtercriteria)
{
// check what the criteria object is a string object
IF (Filtercriteria == Null ||! (Filtercriteria Is String))
Throw new invalidfiltercriteriaException (Environment.GetResourceString ("RFLCT.FLTCRITSTRING");
// at the moment this fails if its done on a sales ....
String str = (String) Filtercriteria;
Str = str.trim ();
String name = m.Name;
// Hack to Skip The Get The Nest Class Name Only, as opposed to the mang one
IF (M.Membertype == MEMBERTYPES.NESTEDTYPE)
Name = name.substring (name.lastIndexof (' ') 1);
// Check to see if this is a prefix or exact match request
IF (str.length> 0 && str [str.length - 1] == '*') {
Str = str.substring (0, str.Length - 1); return (name.startswith (STR));
}
Return (Name.Equals (STR));
}
// filterignorecase
// this delegate Will Do a name search but does it with the
// Ignore Case Specified.
Internal Virtual Bool FilterignoreCase (MemberInfo M, Object Filtercriteria)
{
// check what the criteria object is a string object
IF (Filtercriteria == Null ||! (Filtercriteria Is String))
Throw new invalidfiltercriteriaException (Environment.GetResourceString ("RFLCT.FLTCRITSTRING");
String str = (string) filtercriteria;
Str = str.trim ();
String name = m.Name;
// Hack to Skip The Get The Nest Class Name Only, as opposed to the mang one
IF (M.Membertype == MEMBERTYPES.NESTEDTYPE)
Name = name.substring (name.lastIndexof (' ') 1);
// Check to see if this is a prefix or exact match request
IF (str.length> 0 && str [str.length - 1] == '*') {
Str = str.substring (0, str.length - 1);
Return (String.Compare (Name, 0, Str, 0, Str.Length, true, cultureinfo.invariantculture) == 0);
}
Return (String.comPare (Str, Name, True, CultureInfo.invariantculture) == 0);
}
}
}
