tools/linker/Mono.Linker.Steps/ResolveFromXApiStep.cs

   1 //
   2 // ResolveFromXApiStep.cs
   3 //
   4 // Author:
   5 //   Jb Evain (jbevain@novell.com)
   6 //
   7 // (C) 2007 Novell, Inc.
   8 //
   9 // Permission is hereby granted, free of charge, to any person obtaining
  10 // a copy of this software and associated documentation files (the
  11 // "Software"), to deal in the Software without restriction, including
  12 // without limitation the rights to use, copy, modify, merge, publish,
  13 // distribute, sublicense, and/or sell copies of the Software, and to
  14 // permit persons to whom the Software is furnished to do so, subject to
  15 // the following conditions:
  16 //
  17 // The above copyright notice and this permission notice shall be
  18 // included in all copies or substantial portions of the Software.
  19 //
  20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27 //
  28
  29 using System.Xml.XPath;
  30
  31 using Mono.Linker;
  32
  33 using Mono.Cecil;
  34
  35 namespace Mono.Linker.Steps {
  36
  37         public class ResolveFromXApiStep : ResolveStep, IXApiVisitor {
  38
  39                 static readonly string _name = "name";
  40                 static readonly string _ns = string.Empty;
  41
  42                 LinkContext _context;
  43
  44                 XPathDocument _document;
  45
  46                 public ResolveFromXApiStep (XPathDocument document)
  47                 {
  48                         _document = document;
  49                 }
  50
  51                 public override void Process (LinkContext context)
  52                 {
  53                         _context = context;
  54                         XApiReader reader = new XApiReader (_document, this);
  55                         reader.Process (context);
  56                 }
  57
  58                 public void OnAssembly (XPathNavigator nav, AssemblyDefinition assembly)
  59                 {
  60                 }
  61
  62                 public void OnAttribute (XPathNavigator nav)
  63                 {
  64                         string name = GetName (nav);
  65
  66                         TypeDefinition type = _context.GetType (name);
  67                         if (type != null)
  68                                 MarkType (type);
  69                 }
  70
  71                 public void OnClass (XPathNavigator nav, TypeDefinition type)
  72                 {
  73                         MarkType (type);
  74                 }
  75
  76                 public void OnInterface (XPathNavigator nav, TypeDefinition type)
  77                 {
  78                         MarkType (type);
  79                 }
  80
  81                 public void OnField (XPathNavigator nav, FieldDefinition field)
  82                 {
  83                         MarkField (field);
  84                 }
  85
  86                 public void OnMethod (XPathNavigator nav, MethodDefinition method)
  87                 {
  88                         MarkMethod (method);
  89                 }
  90
  91                 public void OnConstructor (XPathNavigator nav, MethodDefinition method)
  92                 {
  93                         MarkMethod (method);
  94                 }
  95
  96                 public void OnProperty (XPathNavigator nav, PropertyDefinition property)
  97                 {
  98                 }
  99
 100                 public void OnEvent (XPathNavigator nav, EventDefinition evt)
 101                 {
 102                         if (evt.AddMethod != null)
 103                                 MarkMethod (evt.AddMethod);
 104                         if (evt.InvokeMethod != null)
 105                                 MarkMethod (evt.InvokeMethod);
 106                         if (evt.RemoveMethod != null)
 107                                 MarkMethod (evt.RemoveMethod);
 108                 }
 109
 110                 static string GetName (XPathNavigator nav)
 111                 {
 112                         return GetAttribute (nav, _name);
 113                 }
 114
 115                 static string GetAttribute (XPathNavigator nav, string attribute)
 116                 {
 117                         return nav.GetAttribute (attribute, _ns);
 118                 }
 119
 120                 static void MarkType (TypeDefinition type)
 121                 {
 122                         InternalMark (type);
 123                 }
 124
 125                 static void MarkField (FieldDefinition field)
 126                 {
 127                         InternalMark (field);
 128                 }
 129
 130                 static void InternalMark (IAnnotationProvider provider)
 131                 {
 132                         Annotations.Mark (provider);
 133                         Annotations.SetPublic (provider);
 134                 }
 135
 136                 static void MarkMethod (MethodDefinition method)
 137                 {
 138                         InternalMark (method);
 139                         Annotations.SetAction (method, MethodAction.Parse);
 140                 }
 141         }
 142 }