import com.subgraph.orchid.circuits.path.RouterFilter; //导入依赖的package包/类
private Router chooseNewGuard(final Set<Router> excluded) {
	return nodeChooser.chooseRandomNode(WeightRule.WEIGHT_FOR_GUARD, new RouterFilter() {
		public boolean filter(Router router) {
			return router.isValid() && router.isPossibleGuard() && router.isRunning() && !excluded.contains(router);
		}
	});
}
 

import com.subgraph.orchid.circuits.path.RouterFilter; //导入依赖的package包/类
@Test
public void testMaskFilter() {
	final Router r1 = createRouterMockWithAddress("1.2.3.4");
	final Router r2 = createRouterMockWithAddress("1.7.3.4");
	final RouterFilter f = ConfigNodeFilter.createFilterFor("1.2.3.0/16");
	assertTrue(f.filter(r1));
	assertFalse(f.filter(r2));
	verify(r1, r2);
}