spring-boot-rest/apache-zookeeper/src/main/java/com/baeldung/zookeeper/manager/ZKManager.java

package com.baeldung.zookeeper.manager;

import org.apache.zookeeper.KeeperException;

public interface ZKManager {
    /**
     * Create a Znode and save some data
     * 
     * @param path
     * @param data
     * @throws KeeperException
     * @throws InterruptedException
     */
    public void create(String path, byte[] data) throws KeeperException, InterruptedException;

    /**
     * Get ZNode Data
     * 
     * @param path
     * @param boolean watchFlag
     * @throws KeeperException
     * @throws InterruptedException
     */
    public Object getZNodeData(String path, boolean watchFlag);

    /**
     * Update the ZNode Data
     * 
     * @param path
     * @param data
     * @throws KeeperException
     * @throws InterruptedException
     */
    public void update(String path, byte[] data) throws KeeperException, InterruptedException, KeeperException;
}