if err != nil {
		return
	}
	err = en.WriteInt(z.PoolIndex)
	if err != nil {
		err = msgp.WrapError(err, "PoolIndex")
		return
	}
	// write "SetIndex"
	err = en.Append(0xa8, 0x53, 0x65, 0x74, 0x49, 0x6e, 0x64, 0x65, 0x78)
	if err != nil {
		return
	}
	err = en.WriteInt(z.SetIndex)
	if err != nil {
		err = msgp.WrapError(err, "SetIndex")
		return
	}

            };
        }
        return (Set<Map.Entry<K, V>>) entrySet;
    }

    @Override
    public void writeExternal(final ObjectOutput out) throws IOException {
        out.writeInt(listTable.length);
        out.writeInt(size);
        for (int i = 0; i < size; i++) {
            out.writeObject(listTable[i].key);
            out.writeObject(listTable[i].value);
        }
    }

	}
	// write "ra"
	err = en.Append(0xa2, 0x72, 0x61)
	if err != nil {
		return
	}
	err = en.WriteInt(z.RetryAttempts)
	if err != nil {
		err = msgp.WrapError(err, "RetryAttempts")
		return
	}
	// write "at"
	err = en.Append(0xa2, 0x61, 0x74)
	if err != nil {
		return
	}
	err = en.WriteInt(z.Attempts)
	if err != nil {
		err = msgp.WrapError(err, "Attempts")
		return
	}
	// write "cmp"

		// b.r < b.w => buffer is not empty
		m, err := b.writeBuf(w)
		n += m
		if err != nil {
			return n, err
		}
		b.fill() // buffer is empty
	}

	if b.err == io.EOF {
		b.err = nil
	}

	return n, b.readErr()
}

var errNegativeWrite = errors.New("bufio: writer returned negative count from Write")

// writeBuf writes the [Reader]'s buffer to the writer.

	// map header, size 4
	// write "NEndpoints"
	err = en.Append(0x84, 0xaa, 0x4e, 0x45, 0x6e, 0x64, 0x70, 0x6f, 0x69, 0x6e, 0x74, 0x73)
	if err != nil {
		return
	}
	err = en.WriteInt(z.NEndpoints)
	if err != nil {
		err = msgp.WrapError(err, "NEndpoints")
		return
	}
	// write "CmdLines"
	err = en.Append(0xa8, 0x43, 0x6d, 0x64, 0x4c, 0x69, 0x6e, 0x65, 0x73)
	if err != nil {
		return

	}
	// map header, size 1
	// write "RetainVersions"
	err = en.Append(0x81, 0xae, 0x52, 0x65, 0x74, 0x61, 0x69, 0x6e, 0x56, 0x65, 0x72, 0x73, 0x69, 0x6f, 0x6e, 0x73)
	if err != nil {
		return
	}
	err = en.WriteInt(z.Purge.RetainVersions)
	if err != nil {
		err = msgp.WrapError(err, "Purge", "RetainVersions")
		return
	}
	return
}

// MarshalMsg implements msgp.Marshaler

	// map header, size 2
	// write "Attempts"
	err = en.Append(0x82, 0xa8, 0x41, 0x74, 0x74, 0x65, 0x6d, 0x70, 0x74, 0x73)
	if err != nil {
		return
	}
	err = en.WriteInt(z.Attempts)
	if err != nil {
		err = msgp.WrapError(err, "Attempts")
		return
	}
	// write "Delay"
	err = en.Append(0xa5, 0x44, 0x65, 0x6c, 0x61, 0x79)
	if err != nil {
		return
	}

	if err != nil {
		err = msgp.WrapError(err, "ForwardTo")
		return
	}
	// write "Limit"
	err = en.Append(0xa5, 0x4c, 0x69, 0x6d, 0x69, 0x74)
	if err != nil {
		return
	}
	err = en.WriteInt(z.Limit)
	if err != nil {
		err = msgp.WrapError(err, "Limit")
		return
	}
	// write "DiskID"
	err = en.Append(0xa6, 0x44, 0x69, 0x73, 0x6b, 0x49, 0x44)
	if err != nil {
		return
	}

	err = en.Append(0xa6, 0x51, 0x75, 0x6f, 0x72, 0x75, 0x6d)
	if err != nil {
		return
	}
	if z.Quorum == nil {
		err = en.WriteNil()
		if err != nil {
			return
		}
	} else {
		err = en.WriteInt(*z.Quorum)
		if err != nil {
			err = msgp.WrapError(err, "Quorum")
			return
		}
	}
	return
}

// MarshalMsg implements msgp.Marshaler

   */
  private void writeObject(ObjectOutputStream s) throws IOException {
    s.defaultWriteObject();

    // Write out array length
    int length = length();
    s.writeInt(length);

    // Write out all elements in the proper order.
    for (int i = 0; i < length; i++) {
      s.writeDouble(get(i));
    }
  }