/**
* Returns an empty processor iterator if no processors are on the relevant path, otherwise if
* processors are present, logs an error. Called when a service loader is unavailable for some
* reason, either because a service loader class cannot be found or because a security policy
* prevents class loaders from being created.
*
* @param key The resource key to use to log an error message
* @param e If non-null, pass this exception to Abort
*/
private Iterator<Processor> handleServiceLoaderUnavailability(String key, Exception e) {
JavaFileManager fileManager = context.get(JavaFileManager.class);
if (fileManager instanceof JavacFileManager) {
StandardJavaFileManager standardFileManager = (JavacFileManager) fileManager;
Iterable<? extends File> workingPath =
fileManager.hasLocation(ANNOTATION_PROCESSOR_PATH)
? standardFileManager.getLocation(ANNOTATION_PROCESSOR_PATH)
: standardFileManager.getLocation(CLASS_PATH);
if (needClassLoader(options.get(PROCESSOR), workingPath)) handleException(key, e);
} else {
handleException(key, e);
}
java.util.List<Processor> pl = Collections.emptyList();
return pl.iterator();
}
/**
* Fire a property change event to each listener.
*
* @param bean Bean being edited.
* @param propName Name of the property.
* @param oldValue Old value.
* @param newValue New value.
*/
protected void firePropertyChange(
Object bean, String propName, Object oldValue, Object newValue) {
PropertyChangeEvent e = new PropertyChangeEvent(bean, propName, oldValue, newValue);
Iterator it = _changeListeners.iterator();
while (it.hasNext()) {
PropertyChangeListener l = (PropertyChangeListener) it.next();
l.propertyChange(e);
}
}
/**
* Remove the given property change listener.
*
* @param l Listener to remove.
*/
public void removePropertyChangeListener(PropertyChangeListener l) {
_changeListeners.remove(l);
}
/**
* Add the given listener. Will receive a change event for changes to the bean being edited.
*
* @param l Listner to add.
*/
public void addPropertyChangeListener(PropertyChangeListener l) {
_changeListeners.add(l);
}