Package com.alibaba.otter.shared.arbitrate.impl.zookeeper.lock

Examples of com.alibaba.otter.shared.arbitrate.impl.zookeeper.lock.DistributedLock

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    protected ZkClientx              zookeeper = ZooKeeperClient.getInstance();
    protected ArbitrateManageService arbitrateManageService;
    protected NormalTerminProcess    normalTerminProcess;

    public boolean process(TerminEventData data) {
        DistributedLock lock = new DistributedLock(StagePathUtils.getLoadLock(data.getPipelineId()));
        try {
            boolean locked = lock.tryLock();// 尝试进行锁定，等待当前的load操作完成
            if (!locked) {
                return false;
            }
            processChain(data);
            return true;
        } catch (KeeperException e) {
            throw new ArbitrateException("Termin_process", e);
        } finally {
            try {
                lock.unlock();// 马上进行释放
            } catch (KeeperException e1) {
                // ignore
            }
        }
    }
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        ExecutorService exeucotr = Executors.newCachedThreadPool();
        final int count = 50;
        final CountDownLatch latch = new CountDownLatch(count);
        final DistributedLock[] nodes = new DistributedLock[count];
        for (int i = 0; i < count; i++) {
            final DistributedLock node = new DistributedLock(dir);
            nodes[i] = node;
            exeucotr.submit(new Runnable() {

                public void run() {
                    try {
                        node.lock();
                        Thread.sleep(100 + RandomUtils.nextInt(100));
                        System.out.println("id: " + node.getId() + " is leader: " + node.isOwner());
                    } catch (InterruptedException e) {
                        want.fail();
                    } catch (KeeperException e) {
                        want.fail();
                    } finally {
                        latch.countDown();
                        try {
                            node.unlock();
                        } catch (KeeperException e) {
                            want.fail();
                        }
                    }
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        final int count = 50;
        final CountDownLatch latch = new CountDownLatch(count);

        final DistributedLock[] nodes = new DistributedLock[count];
        for (int i = 0; i < count; i++) {
            final DistributedLock node = new DistributedLock(dir);
            nodes[i] = node;
            exeucotr.submit(new Runnable() {

                public void run() {
                    try {
                        while (node.tryLock() == false) {
                            Thread.sleep(100 + RandomUtils.nextInt(100));
                        }

                        System.out.println("id: " + node.getId() + " is leader: " + node.isOwner());
                    } catch (InterruptedException e) {
                        want.fail();
                    } catch (KeeperException e) {
                        want.fail();
                    } finally {
                        latch.countDown();
                        try {
                            node.unlock();
                        } catch (KeeperException e) {
                            want.fail();
                        }
                    }
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Related Classes of com.alibaba.otter.shared.arbitrate.impl.zookeeper.lock.DistributedLock

  • com.alibaba.otter.shared.arbitrate.impl.setl.zookeeper.termin.ErrorTerminProcess
  • com.alibaba.otter.shared.arbitrate.impl.zookeeper.AsyncWatcher
  • com.alibaba.otter.shared.arbitrate.zookeeper.DistributedLockTest
  • com.alibaba.otter.shared.common.utils.lock.BooleanMutex
  • org.apache.zookeeper.data.Stat
  • org.apache.zookeeper.ZooKeeper
  • org.I0Itec.zkclient.IZkConnection
  • org.apache.commons.lang.exception.NestableRuntimeException
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