if !r.Filter.Tag.IsEmpty() {
		return r.Filter.Tag.String()
	}
	if len(r.Filter.And.Tags) != 0 {
		var buf bytes.Buffer
		for _, t := range r.Filter.And.Tags {
			if buf.Len() > 0 {
				buf.WriteString("&")
			}
			buf.WriteString(t.String())
		}
		return buf.String()
	}
	return ""
}

// Validate - validates the rule element

}

func (d *naughtyDisk) ReadFile(ctx context.Context, volume string, path string, offset int64, buf []byte, verifier *BitrotVerifier) (n int64, err error) {
	if err := d.calcError(); err != nil {
		return 0, err
	}
	return d.disk.ReadFile(ctx, volume, path, offset, buf, verifier)
}

        }
        long rem = x - quotient * radix;
        buf[--i] = Character.forDigit((int) rem, radix);
        x = quotient;
        // Simple modulo/division approach
        while (x > 0) {
          buf[--i] = Character.forDigit((int) (x % radix), radix);
          x /= radix;
        }
      }
      // Generate string
      return new String(buf, i, buf.length - i);
    }
  }

}

// Encodes the response headers into XML format.
func encodeResponse(response interface{}) []byte {
	var buf bytes.Buffer
	buf.WriteString(xml.Header)
	if err := xml.NewEncoder(&buf).Encode(response); err != nil {
		bugLogIf(GlobalContext, err)
		return nil
	}
	return buf.Bytes()
}

// Use this encodeResponseList() to support control characters
// this function must be used by only ListObjects() for objects

    OLD {
      @Override
      long copy(Readable from, Appendable to) throws IOException {
        CharBuffer buf = CharStreams.createBuffer();
        long total = 0;
        while (from.read(buf) != -1) {
          ((Buffer) buf).flip();
          to.append(buf);
          total += buf.remaining();
          ((Buffer) buf).clear();
        }
        return total;
      }
    },
    NEW {
      @Override

    OLD {
      @Override
      long copy(Readable from, Appendable to) throws IOException {
        CharBuffer buf = CharStreams.createBuffer();
        long total = 0;
        while (from.read(buf) != -1) {
          ((Buffer) buf).flip();
          to.append(buf);
          total += buf.remaining();
          ((Buffer) buf).clear();
        }
        return total;
      }
    },
    NEW {
      @Override

    }

    void write(ByteBuffer input) {
      int remaining = input.remaining();
      if (count + remaining > buf.length) {
        buf = Arrays.copyOf(buf, count + remaining);
      }
      input.get(buf, count, remaining);
      count += remaining;
    }

    byte[] byteArray() {
      return buf;
    }

    int length() {
      return count;
    }
  }

	var buf []byte
	var directoryEndOffset int64
	for i, bLen := range []int64{1024, 65 * 1024} {
		if bLen > size {
			bLen = size
		}
		buf = make([]byte, int(bLen))
		if _, err := r.ReadAt(buf, size-bLen); err != nil && err != io.EOF {
			return nil, 0, err
		}
		if p := findSignatureInBlock(buf); p >= 0 {
			buf = buf[p:]
			directoryEndOffset = size - bLen + int64(p)

      Future<?> possiblyIgnoredError4 = threadPool.submit(new Producer(q, 20));

      List<Object> buf = newArrayList();
      int elements = drain(q, buf, 100, MAX_VALUE, NANOSECONDS, interruptibly);
      assertEquals(100, elements);
      assertEquals(100, buf.size());
      assertDrained(q);
    }
  }

  public void testDrainTimesOut() throws Exception {

            return new PathInfo(StringUtil.EMPTY, values[0]);
        }
        final StringBuilder buf = new StringBuilder();
        for (int i = 0; i < values.length - 1; i++) {
            if (buf.length() > 0) {
                buf.append('/');
            }
            buf.append(values[i]);
        }
        return new PathInfo(buf.toString(), values[values.length - 1]);
    }