mcs/ilasm/codegen/BaseClassRef.cs

   1 //
   2 // Mono.ILASM.BaseClassRef
   3 //
   4 // Author(s):
   5 //  Ankit Jain  <jankit@novell.com>
   6 //
   7 // Copyright 2006 Novell, Inc (http://www.novell.com)
   8 //
   9
  10 using System;
  11 using System.Collections;
  12
  13 namespace Mono.ILASM {
  14
  15         public abstract class BaseClassRef : BaseTypeRef {
  16
  17                 protected Hashtable p_genericinst_table;
  18                 protected bool is_valuetype;
  19
  20                 protected BaseClassRef (string full_name, bool is_valuetype)
  21                         : this (full_name, is_valuetype, null, null)
  22                 {
  23                 }
  24
  25                 protected BaseClassRef (string full_name, bool is_valuetype, ArrayList conv_list, string sig_mod)
  26                         : base (full_name, conv_list, sig_mod)
  27                 {
  28                         this.is_valuetype = is_valuetype;
  29                         p_genericinst_table = null;
  30                 }
  31
  32                 public PEAPI.Class PeapiClass {
  33                         get { return type as PEAPI.Class; }
  34                 }
  35
  36                 public virtual void MakeValueClass ()
  37                 {
  38                         is_valuetype = true;
  39                 }
  40
  41                 public virtual GenericTypeInst GetGenericTypeInst (GenericArguments gen_args)
  42                 {
  43                         return new GenericTypeInst (this, gen_args, is_valuetype);
  44                 }
  45
  46                 public virtual PEAPI.Type ResolveInstance (CodeGen code_gen, GenericArguments gen_args)
  47                 {
  48                         PEAPI.GenericTypeInst gtri = null;
  49                         string sig = gen_args.ToString ();
  50
  51                         if (p_genericinst_table == null)
  52                                 p_genericinst_table = new Hashtable ();
  53                         else
  54                                 gtri = p_genericinst_table [sig] as PEAPI.GenericTypeInst;
  55
  56                         if (gtri == null) {
  57                                 if (!IsResolved)
  58                                         Resolve (code_gen);
  59
  60                                 gtri = new PEAPI.GenericTypeInst (PeapiType, gen_args.Resolve (code_gen));
  61                                 p_genericinst_table [sig] = gtri;
  62                         }
  63
  64                         return gtri;
  65                 }
  66         }
  67
  68
  69 }