break;
      }
      builder.append(template.substring(templateStart, placeholderStart));
      builder.append(args[i++]);
      templateStart = placeholderStart + 2;
    }
    builder.append(template.substring(templateStart));

    // if we run out of placeholders, append the extra args in square braces
    if (i < args.length) {
      builder.append(" [");
      builder.append(args[i++]);
      while (i < args.length) {

        StringBuilder sb = new StringBuilder();
        sb.append(getClass().getSimpleName());
        sb.append("[code=").append(errorCode);
        sb.append(", severity=").append(severity);
        sb.append(", category=").append(category);
        sb.append(", message=").append(getMessage());

        if (recoveryHint != null) {
            sb.append(", hint=").append(recoveryHint);
        }

				switch result.Kind() {
				case reflect.Struct:
					reflectResults = reflect.Append(reflectResults, result.Addr())
				case reflect.Slice, reflect.Array:
					for i := 0; i < result.Len(); i++ {
						if elem := result.Index(i); elem.Kind() == reflect.Ptr {
							reflectResults = reflect.Append(reflectResults, elem)
						} else {
							reflectResults = reflect.Append(reflectResults, elem.Addr())
						}
					}
				}
			}
		}

        final StringBuilder buf = new StringBuilder(256);
        buf.append(cause.getMessage()).append(" : [");
        SQLException next = cause.getNextException();
        while (next != null) {
            buf.append(MessageFormatter.getSimpleMessage("ECL0071", next.getMessage(), Integer.toString(next.getErrorCode()),
                    next.getSQLState())).append("], [");
            next = next.getNextException();
        }

        final StringBuilder buf = new StringBuilder();
        buf.append("<list>");
        if (values != null && !values.isEmpty()) {
            for (final String value : values) {
                buf.append("<item>");
                buf.append(trimSpace(XmlUtil.escapeXml(value)));
                buf.append("</item>");
            }
        }
        buf.append("</list>");
        // TODO support other type

        StringBuilder buffer = new StringBuilder(256);

        buffer.append(LS).append("Repository Metadata").append(LS).append("--------------------------");
        buffer.append(LS).append("GroupId: ").append(getGroupId());
        buffer.append(LS).append("ArtifactId: ").append(getArtifactId());
        buffer.append(LS).append("Metadata Type: ").append(getClass().getName());

        return buffer.toString();
    }

	o = append(o, 0xa8, 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x73)
	o = msgp.AppendBytes(o, z.Versions)
	// string "SetIndex"
	o = append(o, 0xa8, 0x53, 0x65, 0x74, 0x49, 0x6e, 0x64, 0x65, 0x78)
	o = msgp.AppendInt(o, z.SetIndex)
	// string "PoolIndex"
	o = append(o, 0xa9, 0x50, 0x6f, 0x6f, 0x6c, 0x49, 0x6e, 0x64, 0x65, 0x78)
	o = msgp.AppendInt(o, z.PoolIndex)
	// string "Queued"

        final StringBuilder buf = new StringBuilder(100);
        for (final Object arg : methodArgs) {
            if (arg != null) {
                buf.append(arg.getClass().getName());
            } else {
                buf.append("null");
            }
            buf.append(", ");
        }
        buf.setLength(buf.length() - 2);
        return new String(buf);
    }

     */
    internal fun StringBuilder.appendQuotedString(key: String) {
      append('"')
      for (i in 0 until key.length) {
        when (val ch = key[i]) {
          '\n' -> append("%0A")
          '\r' -> append("%0D")
          '"' -> append("%22")
          else -> append(ch)
        }
      }
      append('"')
    }
  }

            buf.append(loginUrl);
            if (loginReqParams.length() > 0) {
                if (loginUrl.indexOf('?') >= 0) {
                    buf.append('&');
                } else {
                    buf.append('?');
                }
                buf.append(loginReqParams);
                if (!responseParams.isEmpty()) {
                    buf.append('&');