String name = rundata.getParameters().getString("username");
if (name == null || name.trim().length() == 0)
{
DynamicURI duri = new DynamicURI (rundata);
duri.addPathInfo(SecurityConstants.PANE_NAME, SecurityConstants.PANEID_USER_UPDATE);
duri.addPathInfo(SecurityConstants.PARAM_MSGID, SecurityConstants.MID_INVALID_ENTITY_NAME);
if (user != null)
duri.addPathInfo(SecurityConstants.PARAM_ENTITY_ID, user.getUserName());
duri.addQueryData(SecurityConstants.PARAM_MODE, SecurityConstants.PARAM_MODE_UPDATE);
rundata.setRedirectURI(duri.toString());
// save values that user just entered so they don't have to re-enter