demo.Investigation.java Source code

Introduction

Here is the source code for demo.Investigation.java

Source

/*
 * Copyright 2007 Yusuke Yamamoto
 *
 * 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 demo;

import java.util.Date;

import twitter4j.FilterQuery;
import twitter4j.GeoLocation;
import twitter4j.StallWarning;
import twitter4j.Status;
import twitter4j.StatusDeletionNotice;
import twitter4j.StatusListener;
import twitter4j.TwitterStream;
import twitter4j.TwitterStreamFactory;
import twitter4j.conf.Configuration;
import twitter4j.conf.ConfigurationBuilder;

/*TwitterStream?(Investigation)*/
public class Investigation {
    private static final String CONSUMER_KEY = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
    private static final String CONSUMER_SECRET = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
    private static final String ACCESS_TOKEN = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
    private static final String ACCESS_TOKEN_SECRET = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";

    static class MyStatusListener implements StatusListener {

        public void onStatus(Status status) {
            String name = status.getUser().getName();//UserName
            String username = "@" + status.getUser().getScreenName();//ScreenName
            String userId = String.valueOf(status.getUser().getId());//UserId
            String tweet = status.getText();//Tweet
            Date createddate = status.getCreatedAt();//CreatedDate
            String timezone = status.getUser().getTimeZone();//TimeZone
            String userlang = status.getUser().getLang();//UserLanguage
            String app = status.getSource();//Application
            String profilegeo = status.getUser().getLocation();//UserProfileLocation
            GeoLocation geo = status.getGeoLocation();//Geolocation

            //???????????
            if (containsNihongo(status.getText()) == true) {
                //?????
                tweet = tweet.replaceAll("\r\n", " ");
                tweet = tweet.replaceAll("\r", " ");
                tweet = tweet.replaceAll("\n", " ");
                //?????
                tweet = tweet.replaceAll("\t", " ");

                //Visualization
                System.out.println(name + username);
                System.out.println(userId);
                System.out.println(tweet);
                System.out.println(createddate);
                System.out.println(timezone);
                System.out.println(userlang);
                System.out.println(app);
                System.out.println(profilegeo);
                System.out.println(geo);
            }
        }

        public void onDeletionNotice(StatusDeletionNotice sdn) {
            System.out.println("onDeletionNotice.");
        }

        public void onTrackLimitationNotice(int i) {
            System.out.println("onTrackLimitationNotice.(" + i + ")");
        }

        public void onScrubGeo(long lat, long lng) {
            System.out.println("onScrubGeo.(" + lat + ", " + lng + ")");
        }

        public void onException(Exception excptn) {
            System.out.println("onException.");
        }

        @Override
        public void onStallWarning(StallWarning arg0) {
        }

        //????????????
        public static boolean containsNihongo(String str) {
            for (int i = 0; i < str.length(); i++) {
                char ch = str.charAt(i);
                Character.UnicodeBlock unicodeBlock = Character.UnicodeBlock.of(ch);
                if (Character.UnicodeBlock.HIRAGANA.equals(unicodeBlock))
                    return true;
                if (Character.UnicodeBlock.KATAKANA.equals(unicodeBlock))
                    return true;
                if (Character.UnicodeBlock.HALFWIDTH_AND_FULLWIDTH_FORMS.equals(unicodeBlock))
                    return true;
                if (Character.UnicodeBlock.CJK_UNIFIED_IDEOGRAPHS.equals(unicodeBlock))
                    return true;
                if (Character.UnicodeBlock.CJK_SYMBOLS_AND_PUNCTUATION.equals(unicodeBlock))
                    return true;
            }
            return false;
        }
    }

    public static void main(String[] args) throws Exception {
        Configuration configuration = new ConfigurationBuilder().setOAuthConsumerKey(CONSUMER_KEY)
                .setOAuthConsumerSecret(CONSUMER_SECRET).setOAuthAccessToken(ACCESS_TOKEN)
                .setOAuthAccessTokenSecret(ACCESS_TOKEN_SECRET).build();

        TwitterStream twStream = new TwitterStreamFactory(configuration).getInstance();
        twStream.addListener(new MyStatusListener());
        //String[] track = {"#daihyo"};
        //#JPNvs#COL
        //String[] track = {"#tvasahi,#daihyo,#jfa,#tvasahi_soccer,#JPN,#COL"};//soccer
        //String[] track = {"#nhk,#tvtokyo,#etv,#ntv,#tvasahi,#tbs,#fujitv,#tokyomx"};//TV
        String[] track = { "#nhk" };
        FilterQuery query = new FilterQuery();
        query.track(track);
        twStream.filter(query);
    }
}