com.aerospike.client.task.Task Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of aerospikez_2.10 Show documentation

Aerospike v3 Scala Client

There is a newer version: 0.2

/*******************************************************************************
 * Copyright 2012-2014 by Aerospike.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 ******************************************************************************/
package com.aerospike.client.task;

import com.aerospike.client.AerospikeException;
import com.aerospike.client.cluster.Cluster;
import com.aerospike.client.util.Util;

/**
 * Task used to poll for server task completion.
 */
public abstract class Task {
	protected final Cluster cluster;
	private boolean done;

	/**
	 * Initialize task with fields needed to query server nodes.
	 */
	public Task(Cluster cluster, boolean done) {
		this.cluster = cluster;
		this.done = done;
	}

	/**
	 * Wait for asynchronous task to complete using default sleep interval.
	 */
	public final void waitTillComplete() throws AerospikeException {
		waitTillComplete(1000);
	}

	/**
	 * Wait for asynchronous task to complete using given sleep interval.
	 */
	public final void waitTillComplete(int sleepInterval) throws AerospikeException {
		while (! done) {
			Util.sleep(sleepInterval);
			done = isDone();
		}
	}

	/**
	 * Query all nodes for task completion status.
	 */
	public abstract boolean isDone() throws AerospikeException;
}