/**
* Copyright 2013 Twitter, Inc.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
package com.twitter.hbc.example;
import com.google.common.collect.Lists;
import com.twitter.hbc.ClientBuilder;
import com.twitter.hbc.core.Constants;
import com.twitter.hbc.core.endpoint.StatusesSampleEndpoint;
import com.twitter.hbc.core.processor.StringDelimitedProcessor;
import com.twitter.hbc.httpclient.BasicClient;
import com.twitter.hbc.httpclient.auth.Authentication;
import com.twitter.hbc.httpclient.auth.OAuth1;
import com.twitter.hbc.twitter4j.Twitter4jStatusClient;
import com.twitter.hbc.twitter4j.handler.StatusStreamHandler;
import com.twitter.hbc.twitter4j.message.DisconnectMessage;
import com.twitter.hbc.twitter4j.message.StallWarningMessage;
import twitter4j.StallWarning;
import twitter4j.Status;
import twitter4j.StatusDeletionNotice;
import twitter4j.StatusListener;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.LinkedBlockingQueue;
public class Twitter4jSampleStreamExample {
// A bare bones listener
private StatusListener listener1 = new StatusListener() {
@Override
public void onStatus(Status status) {}
@Override
public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) {}
@Override
public void onTrackLimitationNotice(int limit) {}
@Override
public void onScrubGeo(long user, long upToStatus) {}
@Override
public void onStallWarning(StallWarning warning) {}
@Override
public void onException(Exception e) {}
};
// A bare bones StatusStreamHandler, which extends listener and gives some extra functionality
private StatusListener listener2 = new StatusStreamHandler() {
@Override
public void onStatus(Status status) {}
@Override
public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) {}
@Override
public void onTrackLimitationNotice(int limit) {}
@Override
public void onScrubGeo(long user, long upToStatus) {}
@Override
public void onStallWarning(StallWarning warning) {}
@Override
public void onException(Exception e) {}
@Override
public void onDisconnectMessage(DisconnectMessage message) {}
@Override
public void onStallWarningMessage(StallWarningMessage warning) {}
@Override
public void onUnknownMessageType(String s) {}
};
public void oauth(String consumerKey, String consumerSecret, String token, String secret) throws InterruptedException {
// Create an appropriately sized blocking queue
BlockingQueue<String> queue = new LinkedBlockingQueue<String>(10000);
// Define our endpoint: By default, delimited=length is set (we need this for our processor)
// and stall warnings are on.
StatusesSampleEndpoint endpoint = new StatusesSampleEndpoint();
Authentication auth = new OAuth1(consumerKey, consumerSecret, token, secret);
// Authentication auth = new BasicAuth(username, password);
// Create a new BasicClient. By default gzip is enabled.
BasicClient client = new ClientBuilder()
.hosts(Constants.STREAM_HOST)
.endpoint(endpoint)
.authentication(auth)
.processor(new StringDelimitedProcessor(queue))
.build();
// Create an executor service which will spawn threads to do the actual work of parsing the incoming messages and
// calling the listeners on each message
int numProcessingThreads = 4;
ExecutorService service = Executors.newFixedThreadPool(numProcessingThreads);
// Wrap our BasicClient with the twitter4j client
Twitter4jStatusClient t4jClient = new Twitter4jStatusClient(
client, queue, Lists.newArrayList(listener1, listener2), service);
// Establish a connection
t4jClient.connect();
for (int threads = 0; threads < numProcessingThreads; threads++) {
// This must be called once per processing thread
t4jClient.process();
}
Thread.sleep(5000);
client.stop();
}
}