private Widget findWidget(IWidgetLocator locator) throws WidgetSearchException {
IWidgetReference ref = (IWidgetReference) find((IWidgetLocator) locator);
Object target = ref.getWidget();
if (target == null) throw new IllegalArgumentException("widget reference must not be null");
if (!(target instanceof Widget)) return null; // NULL is now a sentinel
// throw new IllegalArgumentException("widget reference must of class Widget, got: " +
// target.getClass());
return (Widget) target;
}
/* (non-Javadoc)
* @see com.windowtester.runtime.IUIContext#find(com.windowtester.runtime.locator.IWidgetLocator)
*/
public IWidgetLocator find(IWidgetLocator locator) throws WidgetSearchException {
/*
* TODO: remove _findAttempts as a field and refactor to a parameter of a second
* find helper method
*/
handleConditions();
IWidgetLocator[] locators = findAll(locator);
// success condition
if (locators.length == 1) {
_findAttempts = 0;
IWidgetReference ref = (IWidgetReference) locators[0];
// test for raw/generic reference case and upgrade as needed
Object widget = ref.getWidget();
if (widget instanceof Widget && ref.getClass().equals(WidgetReference.class)) {
ref = WTRuntimeManager.asReference(widget);
}
// // TODO[pq]: this special case should be fixed -- rub: hyperlink refs are NOT widgets...
// IWidgetReference<?> ref = (IWidgetReference<?>)locators[0];
//// System.out.println("UIContextSWT.find(): " + ref);
// Object widget = ref.getWidget();
// if (!(widget instanceof Widget))
// return ref;
// System.out.println("+++ adapting: " + ref);
// HERE: thought : really only want to upgrade if it's a legacy WidgetReference instance...
// // TODO[pq]: this translation will not be needed when the finder is replaced
// return SWTWidgets.asReference((Widget)widget);
return ref;
}
// update attempt number and possibly try again
if (_findAttempts++ < SWTWidgetFinder.getMaxFinderRetries()) {
TraceHandler.trace(
IRuntimePluginTraceOptions.BASIC,
"UIContextSWT failed to find widget ("
+ locator
+ ") retrying ["
+ _findAttempts
+ "/"
+ SWTWidgetFinder.getMaxFinderRetries()
+ "]");
pause(SWTWidgetFinder.getFinderRetryInterval());
return find(locator);
}
// in the error case, handle cleanup before throwing the exception
handleCleanup();
// be sure to reset find attempts for next find
_findAttempts = 0;
if (locators.length > 1) {
StringBuffer buf = new StringBuffer(200);
buf.append("Multiple Widgets Found:\nlooking for\n ");
buf.append(locator.toString());
buf.append("\nand found:");
for (int i = 0; i < locators.length; i++) {
buf.append("\n ");
try {
buf.append(getToStringOnUIThread(locators[i]));
} catch (Exception e) {
buf.append(locators[i].getClass() + " - " + e);
}
}
throw new MultipleWidgetsFoundException(buf.toString());
}
throw new WidgetNotFoundException("Widget NOT Found:\n" + locator.toString());
}