/**
* Fulfill the ResourceCollection contract.
*
* @return number of elements as int.
*/
public synchronized int size() {
if (isReference()) {
return getRef().size();
}
ensureDirectoryScannerSetup();
ds.scan();
return ds.getIncludedFilesCount() + ds.getIncludedDirsCount();
}
/**
* Fulfill the ResourceCollection contract.
*
* @return an Iterator of Resources.
*/
public synchronized Iterator iterator() {
if (isReference()) {
return getRef().iterator();
}
ensureDirectoryScannerSetup();
ds.scan();
int fct = ds.getIncludedFilesCount();
int dct = ds.getIncludedDirsCount();
if (fct + dct == 0) {
return EMPTY_ITERATOR;
}
FileResourceIterator result = new FileResourceIterator(getProject());
if (fct > 0) {
result.addFiles(ds.getIncludedFiles());
}
if (dct > 0) {
result.addFiles(ds.getIncludedDirectories());
}
return result;
}