static StringBuilder AppendGenericTypeNameFromSignature (StringBuilder typeBuilder, string value, ref int index)
{
var array = GetArraySuffix (value, ref index);
var builtin = GetBuiltinName (value, ref index);
if (builtin != null) {
return typeBuilder.Append (builtin).Append (array);
}
switch (value [index]) {
case 'L':
index++;
int depth = 0;
while (index < value.Length) {
var c = value [index++];
if (depth == 0 && c == ';')
break;
if (c == '<') {
depth++;
typeBuilder.Append ("<");
AppendGenericTypeNameFromSignature (typeBuilder, value, ref index);
} else if (c == '>') {
typeBuilder.Append (">");
depth--;
} else if (depth > 0) {
index--;
typeBuilder.Append (", ");
AppendGenericTypeNameFromSignature (typeBuilder, value, ref index);
} else if (c == '/' || c == '$') {
typeBuilder.Append ('.');
} else {
typeBuilder.Append (c);
}
}
return typeBuilder.Append (array);
case 'T':
index++;
typeBuilder.Append (Signature.ExtractIdentifier (value, ref index));
index++; // consume ';'
return typeBuilder.Append(array);
case '*':
index++;
return typeBuilder.Append ("?");
case '+':
index++;
typeBuilder.Append ("? extends ");
return AppendGenericTypeNameFromSignature (typeBuilder, value, ref index);
case '-':
index++;
typeBuilder.Append ("? super ");
return AppendGenericTypeNameFromSignature (typeBuilder, value, ref index);
}
typeBuilder.Append ("/* should not be reached */").Append (value.Substring (index));
index = value.Length;
return typeBuilder;
}
string SignatureToJavaTypeName (string value)
{
if (string.IsNullOrEmpty (value))
return string.Empty;
int index = 0;
var array = GetArraySuffix (value, ref index);
var builtin = GetBuiltinName (value, ref index);
if (builtin != null)
return builtin + array;
if (value [index] == 'L') {
index++;
var type = new StringBuilder ();
int depth = 0;
int e = index;
while (e < value.Length) {
var c = value [e++];
if (depth == 0 && c == ';')
break;
if (c == '<') {
depth++;
} else if (c == '>') {
depth--;
} else if (depth > 0) {
;
} else if (c == '/' || c == '$') {
type.Append ('.');
} else {
type.Append (c);
}
}
return type.Append (array).ToString ();
}
if (value [index] == 'T') {
index++;
var tp = Signature.ExtractIdentifier (value, ref index);
if (signature != null)
return SignatureToJavaTypeName (signature.TypeParameters [tp].ClassBound) + array;
}
return value;
}