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Implementing Distributed Locking with Apache ZooKeeper

Sumit Rawal answered on May 14, 2023 Popularity 2/10 Helpfulness 1/10

answer Implementing Distributed Locking with Apache ZooKeeper

Implementing Distributed Locking with Apache ZooKeeper

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import org.apache.zookeeper.ZooKeeper;
import org.apache.curator.framework.CuratorFramework;
import org.apache.curator.framework.CuratorFrameworkFactory;
import org.apache.curator.retry.ExponentialBackoffRetry;
import org.apache.curator.framework.recipes.locks.InterProcessMutex;

import java.util.concurrent.TimeUnit;

public class DistributedLock {
    private CuratorFramework client;
    private InterProcessMutex lock;

    public DistributedLock(String zkConnectionString, String lockPath) {
        client = CuratorFrameworkFactory.newClient(zkConnectionString, new ExponentialBackoffRetry(1000, 3));
        client.start();
        lock = new InterProcessMutex(client, lockPath);
    }

    public boolean acquire(long waitTime, TimeUnit timeUnit) {
        try {
            return lock.acquire(waitTime, timeUnit);
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    public void release() {
        try {
            lock.release();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public void close() {
        client.close();
    }
}

Popularity 2/10 Helpfulness 1/10 Language java

Source: medium.com

Tags: apache-zookeeper java

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Contributed on May 14 2023

Sumit Rawal

0 Answers Avg Quality 2/10

Implementing Distributed Locking with Apache ZooKeeper

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