Re: Recommend a design pattern to use here?

Tom Anderson <>
Sat, 2 Jan 2010 22:52:37 +0000
On Sat, 2 Jan 2010, fred wrote:

I have a number of objects that I need converted to XML. In one case I
want a verbose dump to XML, all members included. In another case I
want a brief dump to XML, only some of the members included.

What would be a good pattern to use here, where I can query an {X} to do
the verbose or brief XML dump of an object for me?

class Dumper {
  private boolean dumpName;
  private boolean dumpAddress;

  public Dumper(boolean dumpName, boolean dumpAddress) {
  this.dumpName = dumpName;
  this.dumpAddress = dumpAddress;

  public void dump(Customer cust, XMLWriter out) {
  out.element("id", cust.getID()); // always dump this
  if (dumpName) out.element("name", cust.getName());
  if (dumpAddress) out.element("address", cust.getAddress());

This is using:

For the XML output, but that's not an particularly special choice.


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