ES problem with realtime get
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package com.example; | |
import java.util.Random; | |
import java.util.concurrent.BlockingQueue; | |
import java.util.concurrent.LinkedBlockingQueue; | |
import java.util.concurrent.ThreadPoolExecutor; | |
import java.util.concurrent.TimeUnit; | |
import org.elasticsearch.action.admin.indices.create.CreateIndexRequest; | |
import org.elasticsearch.action.get.GetResponse; | |
import org.elasticsearch.client.Client; | |
import org.elasticsearch.common.settings.ImmutableSettings; | |
import org.elasticsearch.common.settings.Settings; | |
import org.elasticsearch.node.NodeBuilder; | |
import org.json.simple.JSONObject; | |
public class RealTimeChecker { | |
private static final String INDEX = "myindex"; | |
private static final String TYPE = "type"; | |
public static void main(String[] args) throws InterruptedException { | |
Settings settings = ImmutableSettings.settingsBuilder() | |
.put("index.number_of_shards", 2) | |
.put("index.number_of_replicas", 1) | |
.build(); | |
Client client = NodeBuilder.nodeBuilder() | |
.settings(settings) | |
.loadConfigSettings(false) | |
.client(true) | |
.node() | |
.client(); | |
client.admin().indices().create(new CreateIndexRequest(INDEX, settings)).actionGet(); | |
LinkedBlockingQueue<Runnable> queue = new LinkedBlockingQueue<Runnable>(50); | |
ThreadPoolExecutor executor = new ThreadPoolExecutor(50, 50, 0, TimeUnit.MILLISECONDS, queue); | |
executor.prestartAllCoreThreads(); | |
Thread feeder = new Thread(new Feeder(queue, client)); | |
feeder.start(); | |
feeder.join(); | |
} | |
private static class Feeder implements Runnable { | |
private final BlockingQueue<Runnable> queue; | |
private final Client client; | |
Feeder(BlockingQueue<Runnable> queue, Client client) { | |
this.queue = queue; | |
this.client = client; | |
} | |
@Override | |
public void run() { | |
while (true) { | |
try { | |
queue.put(new Checker(client)); | |
} catch (InterruptedException e) { | |
// Fine, try again | |
} | |
} | |
} | |
}; | |
private static class Checker implements Runnable { | |
private final Client client; | |
Checker(Client client) { | |
this.client = client; | |
} | |
@SuppressWarnings("unchecked") | |
@Override | |
public void run() { | |
Random random = new Random(); | |
JSONObject doc = new JSONObject(); | |
doc.put("age", random.nextInt(122)); | |
doc.put("height", 1.80); | |
doc.put("text", "Hey look at me I'm being indexed"); | |
String id = String.valueOf(random.nextInt()); | |
client.prepareIndex(INDEX, TYPE, id).setSource(doc.toString()).execute().actionGet(); | |
GetResponse response = client.prepareGet(INDEX, TYPE, id).execute().actionGet(); | |
if (!response.exists()) { | |
System.out.println("Document with id " + id + " not found"); | |
} else { | |
System.out.println("ok"); | |
} | |
} | |
} | |
} |
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