java - HtmlUnit onclick execution download file -

so here's deal:
accessing webpage(using htmlunit) on there's button. programatically click button(big mads hansen)

list l = page.getbyxpath( "//input[@type='submit' , @value='save xml']" ); ((htmlsubmitinput)l.get(0)).click(); 

the button has onclick event, following:

onclick="document.forms[0].action="calcsavexml_bg#pos";document.forms[0].submit()" 

when click button through browser, given chance save xml file on hard drive.
thing is, want able xml file programatically. can done?

ok figured out. in case someone's interested:

list l = page.getbyxpath( "//input[@type='submit' , @value='save xml']" ); xmlpage result = ((htmlsubmitinput)l.get(0)).click(); string xml = result.getcontent();  try {     documentbuilderfactory dbf = documentbuilderfactory.newinstance();     documentbuilder db = dbf.newdocumentbuilder();     document doc = db.parse( new java.io.bytearrayinputstream( xml.getbytes( "utf-8" ) ) );     doc.getdocumentelement().normalize();     //actual work going here } catch (exception e) {     e.printstacktrace(); }