package org.opendaylight.yangtools.util.concurrent;
-import java.util.concurrent.Callable;
-import java.util.concurrent.CountDownLatch;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.Uninterruptibles;
+import java.util.concurrent.Callable;
+import java.util.concurrent.CountDownLatch;
/**
* Some common test utilities.