IKVM.Runtime.JNI.Frame.JniMangle C# (CSharp) Method

            private static string JniMangle(string name)
            {
                StringBuilder sb = new StringBuilder();
                foreach(char c in name)
                {
                    if(c == '/')
                    {
                        sb.Append('_');
                    }
                    else if(c == '_')
                    {
                        sb.Append("_1");
                    }
                    else if(c == ';')
                    {
                        sb.Append("_2");
                    }
                    else if(c == '[')
                    {
                        sb.Append("_3");
                    }
                    else if((c >= '0' && c <= '9') || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'))
                    {
                        sb.Append(c);
                    }
                    else
                    {
                        sb.Append(String.Format("_0{0:x4}", (int)c));
                    }
                }
                return sb.ToString();
            }