// Create action.
com.google.api.ads.dfp.axis.v201302.ApproveSuggestedAdUnit action =
new com.google.api.ads.dfp.axis.v201302.ApproveSuggestedAdUnit();
// Perform action.
SuggestedAdUnitUpdateResult result = suggestedAdUnitService.performSuggestedAdUnitAction(
action, statementBuilder.toStatement());
if (result != null && result.getNumChanges() > 0) {
System.out.printf(
"Number of suggested ad units approved: %d\n", result.getNewAdUnitIds().length);