package org.kie.scanner;
import org.drools.compiler.kie.builder.impl.InternalKieScanner;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
public class KieScannersRegistry {
private static List<WeakReference<InternalKieScanner>> scanners = new ArrayList<WeakReference<InternalKieScanner>>();
static void register(InternalKieScanner scanner) {
scanners.add(new WeakReference<InternalKieScanner>(scanner));
}
public static Collection<InternalKieScanner> getAllKieScanners() {
List<InternalKieScanner> allScanners = new ArrayList<InternalKieScanner>();
Iterator<WeakReference<InternalKieScanner>> i = scanners.iterator();
while (i.hasNext()) {
InternalKieScanner scanner = i.next().get();
if (scanner == null) {
i.remove();
} else {
allScanners.add(scanner);
}
}
return allScanners;
}
}