@Before
public void setup() throws Exception {
zk = newZooKeeper();
// be sure that the lock-place is created
ZkUtils.recursiveSafeDelete(zk, baseLockPath, -1);
zk.create(baseLockPath, new byte[] {}, ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
zkSessionManager = new BaseZkSessionManager(zk);
}
@After
public void tearDown() throws Exception {
try {
List<String> children = zk.getChildren(baseLockPath, false);
for (String child : children) {
ZkUtils.safeDelete(zk, baseLockPath + "/" + child, -1);
}
ZkUtils.safeDelete(zk, baseLockPath, -1);
} catch (KeeperException ke) {
// suppress because who cares what went wrong after our tests did their thing?
} finally {
closeZooKeeper(zk);
}
}
private static void closeZooKeeper(ZooKeeper zk) throws InterruptedException {
System.out.printf("%s: Closing ZooKeeper%n", Thread.currentThread().getName());
zk.close();
}