@Override
  public double doubleValue() {
    return (double) sum();
  }

  private void writeObject(ObjectOutputStream s) throws IOException {
    s.defaultWriteObject();
    s.writeLong(sum());
  }

  private void readObject(ObjectInputStream s) throws IOException, ClassNotFoundException {
    s.defaultReadObject();
    busy = 0;
    cells = null;
    base = s.readLong();
  }

	if err := p.writeStart(&start); err != nil {
		return err
	}
	text, err := val.MarshalText()
	if err != nil {
		return err
	}
	EscapeText(p, text)
	return p.writeEnd(start.Name)
}

// writeStart writes the given start element.
func (p *printer) writeStart(start *StartElement) error {
	if start.Name.Local == "" {
		return fmt.Errorf("xml: start tag with no name")
	}

            lines.add(line);
        }
        return lines;
    }

    @Override
    public void write(String line) throws IOException {
        doDisplay(line);
    }

    @Override
    public void writeLine(String line) throws IOException {
        doDisplay(line + System.lineSeparator());
    }

    @Override
    public String prompt(String message) throws PrompterException {

	// map header, size 3
	// write "NEndpoints"
	err = en.Append(0x83, 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

	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
	}

		if !standardFinalizers.Has(stringValue) {
			allWarnings = append(allWarnings, fmt.Sprintf("%s: %q: prefer a domain-qualified finalizer name to avoid accidental conflicts with other finalizer writers", fldPath.String(), stringValue))
		}
	}
	return allWarnings
}

	// If the cache has been updated to a newer push context, the write will be dropped silently.
	// This ensures stale data does not overwrite fresh data when dealing with concurrent
	// writers.
	Add(entry XdsCacheEntry, pushRequest *PushRequest, value *discovery.Resource)
	// Get retrieves the cached value if it exists.
	Get(entry XdsCacheEntry) *discovery.Resource

	ls := s.(*LSym)
	ls.WriteString(c.Link, ls.Size, len(v), v)
	ls.WriteInt(c.Link, ls.Size, 1, 0)
}
func (c dwCtxt) AddAddress(s dwarf.Sym, data interface{}, value int64) {
	ls := s.(*LSym)
	size := c.PtrSize()
	if data != nil {
		rsym := data.(*LSym)
		ls.WriteAddr(c.Link, ls.Size, size, rsym, value)
	} else {
		ls.WriteInt(c.Link, ls.Size, size, value)
	}
}

	opts Options

	// f is the currently open file used for appends.
	// Writes to f are only synchronized once Close() is called,
	// or when files are being rotated.
	f *os.File

	pw *xioutil.PipeWriter
	pr *xioutil.PipeReader
}

// Write writes p into the current file, rotating if necessary.
// Write is non-blocking, if the writer's queue is not full.
// Write is blocking otherwise.

	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
	}