Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package bditac; import java.util.ArrayList; import java.util.List; import javax.persistence.EntityManagerFactory; import javax.persistence.Persistence; import twitter4j.*; import twitter4j.conf.ConfigurationBuilder; /** * * @author Henrique */ public class TwitterCaptura { /** * @param args the command line arguments * @throws twitter4j.TwitterException */ static List<Ocorrencia> ocors = new ArrayList(); static EntityManagerFactory factory = Persistence.createEntityManagerFactory("BDITACPU"); public static void main(String[] args) throws TwitterException { int criid, apiid, capid; if (args.length == 3) { criid = Integer.parseInt(args[0]); apiid = Integer.parseInt(args[1]); capid = Integer.parseInt(args[2]); } else { criid = 1; apiid = 1; capid = 1; } CriseJpaController crijpa = new CriseJpaController(factory); Crise crise = crijpa.findCrise(criid); CriseApiJpaController criapijpa = new CriseApiJpaController(factory); CriseApi criapi = criapijpa.findCriseApi(capid); ApiJpaController apijpa = new ApiJpaController(factory); Api api = apijpa.findApi(apiid); CidadeJpaController cidjpa = new CidadeJpaController(factory); Cidade cidade = cidjpa.findCidade(crise.getCidId()); String coords[] = crise.getCriRegiao().split(","); TwitterGeo geo = new TwitterGeo(coords, cidade.getCidNome(), crise.getCriGeotipo()); Thread threadGeo = new Thread(geo); TwitterMens mens = new TwitterMens(crise.getCrtId()); Thread threadMens = new Thread(mens); TwitterGravar gravar = new TwitterGravar(); Thread threadGravar = new Thread(gravar); threadGeo.setName("ThreadGeo"); threadGeo.start(); threadMens.setName("ThreadMens"); threadMens.start(); threadGravar.setName("ThreadGravar"); threadGravar.start(); ConfigurationBuilder cb = new ConfigurationBuilder(); cb.setDebugEnabled(true).setOAuthConsumerKey(criapi.getCapKey()) .setOAuthConsumerSecret(criapi.getCapSecret()).setOAuthAccessToken(criapi.getCapToken()) .setOAuthAccessTokenSecret(criapi.getCapTokenSecret()); TwitterStream twitterStream = new TwitterStreamFactory(cb.build()).getInstance(); String texto = "[\\xF0\\x9F]"; StatusListener listener; listener = new StatusListener() { int cont = 0; @Override public void onStatus(Status status) { if (!(status.getText().contains(texto) || status.getText().isEmpty())) { Ocorrencia ocor = new Ocorrencia(); ocor.setApiId(apiid); ocor.setCriId(criid); ocor.setCapId(capid); ocor.setOcrIdApi(status.getId()); ocor.setOcrCriacao(status.getCreatedAt()); ocor.setOcrTexto(status.getText()); // System.out.println(ocor.getOcrTexto()); ocor.setOcrUsuId(status.getUser().getId()); ocor.setOcrUsuNome(status.getUser().getName()); ocor.setOcrUsuScreenNome(status.getUser().getScreenName()); ocor.setOcrFonte(status.getSource()); ocor.setOcrLingua(status.getLang()); ocor.setOcrFavorite(status.getFavoriteCount()); ocor.setOcrRetweet(status.getRetweetCount()); String coords = ""; if (status.getPlace() == null) { ocor.setOcrPaisCodigo(""); ocor.setOcrPais(""); ocor.setOcrLocal(""); } else { ocor.setOcrPaisCodigo(status.getPlace().getCountryCode()); ocor.setOcrPais(status.getPlace().getCountry()); ocor.setOcrLocal(status.getPlace().getFullName()); GeoLocation locs[][] = status.getPlace().getBoundingBoxCoordinates(); for (int x = 0; x < locs.length; x++) { for (int y = 0; y < locs[x].length; y++) { coords += "[" + locs[x][y].getLongitude() + "," + locs[x][y].getLatitude() + "]"; if (!(x == locs.length - 1 && y == locs[x].length - 1)) { coords += ","; } } } } ocor.setOcrCoordenadas(coords); ocor.setOcrGeo('0'); ocor.setOcrIdentificacao('0'); ocor.setOcrIdenper(0.0f); ocor.setOcrGravado('0'); ocor.setOcrSentimento('0'); ocor.setOcrTempo('0'); boolean add = ocors.add(ocor); cont++; if (ocors.size() > 1000) { Limpar(); } // System.out.println(cont+" - "+status.getId() + " - " + status.getCreatedAt() + status.getPlace().getFullName()); } } @Override public void onDeletionNotice(StatusDeletionNotice statusDeletionNotice) { System.out.println("Got a status deletion notice id:" + statusDeletionNotice.getStatusId()); } @Override public void onTrackLimitationNotice(int numberOfLimitedStatuses) { System.out.println("Got track limitation notice:" + numberOfLimitedStatuses); } @Override public void onScrubGeo(long userId, long upToStatusId) { System.out.println("Got scrub_geo event userId:" + userId + " upToStatusId:" + upToStatusId); } @Override public void onStallWarning(StallWarning warning) { System.out.println("Got stall warning:" + warning); } @Override public void onException(Exception ex) { ex.printStackTrace(); } private void Limpar() { while (!threadGeo.isInterrupted()) { threadGeo.interrupt(); } while (!threadMens.isInterrupted()) { threadMens.interrupt(); } while (!threadGravar.isInterrupted()) { threadGravar.interrupt(); } boolean achou = true; int x = 0; System.out.println("Removendo: " + ocors.size()); while (x < ocors.size()) { if (ocors.get(x).getOcrGravado() != '0') { ocors.remove(x); } else { x++; } } System.out.println("Final: " + ocors.size()); if (!threadGeo.isAlive()) { threadGeo.start(); } if (!threadMens.isAlive()) { threadMens.start(); } if (!threadGravar.isAlive()) { threadGravar.start(); } } }; FilterQuery filter = new FilterQuery(); double[][] location = new double[2][2]; location[0][0] = Double.parseDouble(coords[0]); location[0][1] = Double.parseDouble(coords[1]); location[1][0] = Double.parseDouble(coords[4]); location[1][1] = Double.parseDouble(coords[5]); filter.locations(location); twitterStream.addListener(listener); twitterStream.filter(filter); } }