2 // Mono.ILASM.GenericParameters
5 // Ankit Jain <jankit@novell.com>
7 // Copyright 2006 Novell, Inc (http://www.novell.com)
11 using System.Collections;
14 namespace Mono.ILASM {
16 public class GenericParameter {
19 PEAPI.GenericParamAttributes attr;
20 ArrayList constraintsList;
22 public GenericParameter (string id)
27 public GenericParameter (string id, PEAPI.GenericParamAttributes attr, ArrayList constraints)
32 constraintsList = null;
34 if (constraints != null)
35 foreach (ITypeRef typeref in constraints)
36 AddConstraint (typeref);
48 public void AddConstraint (ITypeRef constraint)
50 if (constraint == null)
51 throw new ArgumentException ("constraint");
53 if (constraintsList == null)
54 constraintsList = new ArrayList ();
56 constraintsList.Add (constraint);
59 public override string ToString ()
64 public void Resolve (CodeGen code_gen, PEAPI.MethodDef methoddef)
66 PEAPI.GenericParameter gp = methoddef.AddGenericParameter ((short) num, id, attr);
67 ResolveConstraints (code_gen, gp);
70 public void Resolve (CodeGen code_gen, PEAPI.ClassDef classdef)
72 PEAPI.GenericParameter gp = classdef.AddGenericParameter ((short) num, id, attr);
73 ResolveConstraints (code_gen, gp);
76 public void ResolveConstraints (CodeGen code_gen, PEAPI.GenericParameter gp)
78 if (constraintsList == null)
81 foreach (ITypeRef constraint in constraintsList) {
82 constraint.Resolve (code_gen);
83 gp.AddConstraint (constraint.PeapiType);
89 public class GenericParameters {
93 public GenericParameters ()
100 get { return (param_list == null ? 0 : param_list.Count); }
103 public GenericParameter this [int index] {
104 get { return (param_list != null ? (GenericParameter) param_list [index] : null); }
108 public void Add (GenericParameter gen_param)
110 if (gen_param == null)
111 throw new ArgumentException ("gen_param");
113 if (param_list == null)
114 param_list = new ArrayList ();
115 gen_param.Num = param_list.Count;
116 param_list.Add (gen_param);
120 public int GetGenericParamNum (string id)
122 if (param_list == null)
123 //FIXME: Report error
124 throw new Exception (String.Format ("Invalid type parameter '{0}'", id));
126 foreach (GenericParameter param in param_list)
132 public void Resolve (CodeGen code_gen, PEAPI.ClassDef classdef)
134 foreach (GenericParameter param in param_list)
135 param.Resolve (code_gen, classdef);
138 public void Resolve (CodeGen code_gen, PEAPI.MethodDef methoddef)
140 foreach (GenericParameter param in param_list)
141 param.Resolve (code_gen, methoddef);
144 private void MakeString ()
146 //Build full_name (foo < , >)
147 StringBuilder sb = new StringBuilder ();
149 foreach (GenericParameter param in param_list)
150 sb.AppendFormat ("{0}, ", param);
151 //Remove the extra ', ' at the end
154 param_str = sb.ToString ();
157 public override string ToString ()
159 if (param_str == null)