Example usage for java.io Writer write

Introduction

In this page you can find the example usage for java.io Writer write.

Prototype

public void write(String str) throws IOException 

Source Link

Document

Writes a string.

Usage

From source file:Main.java

public static void main(String args[]) throws Exception {
    String[] words = { "", "e", "a", "c" };
    Writer w = new BufferedWriter(new OutputStreamWriter(System.out, "Cp850"));
    for (int i = 0; i < 4; i++) {
        w.write(words[i] + " ");
    }//  w  w  w  . j a va 2  s . c  o m
    sortArray(Collator.getInstance(), words);
    for (int i = 0; i < 4; i++) {
        w.write(words[i] + " ");
    }
    w.flush();
    w.close();
}

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From source file:FileReaderWriterExample.java

public static void main(String[] args) throws Exception {

    Reader r = new FileReader("in.txt");
    Writer w = new FileWriter("out.txt");
    int c;/* w  w  w  .  j a  v a  2s  . c om*/
    while ((c = r.read()) != -1) {
        System.out.print((char) c);
        w.write(c);
    }
    r.close();
    w.close();
}

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From source file:Main.java

public static void main(String[] args) {
    int c = 70;/*w w  w . ja v a  2  s  .co m*/

    Writer writer = new PrintWriter(System.out);

    try {
        // write an int that will be printed as ASCII
        writer.write(c);

        // flush the writer
        writer.flush();

        // write another int that will be printed as ASCII
        writer.write(71);

        // flush the stream again
        writer.flush();

    } catch (IOException ex) {
        ex.printStackTrace();
    }
}

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From source file:com.cncounter.test.httpclient.ProxyTunnelDemo.java

public final static void main(String[] args) throws Exception {

    ProxyClient proxyClient = new ProxyClient();
    HttpHost target = new HttpHost("www.google.com", 80);
    HttpHost proxy = new HttpHost("localhost", 1080);
    UsernamePasswordCredentials credentials = new UsernamePasswordCredentials("user", "pwd");
    Socket socket = proxyClient.tunnel(proxy, target, credentials);
    try {/*w w w  .  j a  v a2s. c om*/
        Writer out = new OutputStreamWriter(socket.getOutputStream(), HTTP.DEF_CONTENT_CHARSET);
        out.write("GET / HTTP/1.1\r\n");
        out.write("Host: " + target.toHostString() + "\r\n");
        out.write("Agent: whatever\r\n");
        out.write("Connection: close\r\n");
        out.write("\r\n");
        out.flush();
        BufferedReader in = new BufferedReader(
                new InputStreamReader(socket.getInputStream(), HTTP.DEF_CONTENT_CHARSET));
        String line = null;
        while ((line = in.readLine()) != null) {
            System.out.println(line);
        }
    } finally {
        socket.close();
    }
}

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From source file:com.dlmu.heipacker.crawler.client.ProxyTunnelDemo.java

public final static void main(String[] args) throws Exception {

    ProxyClient proxyClient = new ProxyClient();
    HttpHost target = new HttpHost("www.yahoo.com", 80);
    HttpHost proxy = new HttpHost("localhost", 8888);
    UsernamePasswordCredentials credentials = new UsernamePasswordCredentials("user", "pwd");
    Socket socket = proxyClient.tunnel(proxy, target, credentials);
    try {/*from w  w  w  . j a v  a2 s .c o m*/
        Writer out = new OutputStreamWriter(socket.getOutputStream(), HTTP.DEF_CONTENT_CHARSET);
        out.write("GET / HTTP/1.1\r\n");
        out.write("Host: " + target.toHostString() + "\r\n");
        out.write("Agent: whatever\r\n");
        out.write("Connection: close\r\n");
        out.write("\r\n");
        out.flush();
        BufferedReader in = new BufferedReader(
                new InputStreamReader(socket.getInputStream(), HTTP.DEF_CONTENT_CHARSET));
        String line = null;
        while ((line = in.readLine()) != null) {
            System.out.println(line);
        }
    } finally {
        socket.close();
    }
}

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From source file:fr.itinerennes.bundler.integration.onebusaway.GenerateStaticObaApiResults.java

public static void main(String[] args) throws IOException, GtfsException {

    final String url = args[0];
    final String key = args[1];
    final String gtfsFile = args[2];
    final String out = args[3].replaceAll("/$", "");

    final Map<String, String> agencyMapping = new HashMap<String, String>();
    agencyMapping.put("1", "2");
    final GtfsDao gtfs = GtfsUtils.load(new File(gtfsFile), agencyMapping);

    oba = new JsonOneBusAwayClient(new DefaultHttpClient(), url, key);
    gson = OneBusAwayGsonFactory.newInstance(true);

    final Calendar end = Calendar.getInstance();
    end.set(2013, 11, 22, 0, 0);/*  w ww .  j  ava 2s  . c  o m*/

    final Calendar start = Calendar.getInstance();
    start.set(2013, 10, 4, 0, 0);

    final Calendar current = Calendar.getInstance();
    current.setTime(start.getTime());

    while (current.before(end) || current.equals(end)) {
        System.out.println(current.getTime());
        for (final Stop stop : gtfs.getAllStops()) {
            final String stopId = stop.getId().toString();
            final String dateDir = String.format("%04d/%02d/%02d", current.get(Calendar.YEAR),
                    current.get(Calendar.MONTH) + 1, current.get(Calendar.DAY_OF_MONTH));
            final String methodDir = String.format("%s/schedule-for-stop", out);

            final File outDir = new File(String.format("%s/%s", methodDir, dateDir));
            outDir.mkdirs();
            final File f = new File(outDir, String.format("%s.json", stopId));

            final StopSchedule ss = oba.getScheduleForStop(stopId, current.getTime());
            final String json = gson.toJson(ss);

            final Writer w = new PrintWriter(f);
            w.write(json);
            w.close();
        }
        current.add(Calendar.DAY_OF_MONTH, 1);
    }

    final File outDir = new File(String.format("%s/trip-details", out));
    outDir.mkdirs();
    for (final Trip trip : gtfs.getAllTrips()) {
        final String tripId = trip.getId().toString();
        final File f = new File(outDir, String.format("%s.json", tripId));

        final TripSchedule ts = oba.getTripDetails(tripId);
        final String json = gson.toJson(ts);

        final Writer w = new PrintWriter(f);
        w.write(json);
        w.close();
    }
}

---

From source file:ProxyTunnelDemo.java

public static void main(String[] args) throws Exception {

    ProxyClient proxyclient = new ProxyClient();
    // set the host the proxy should create a connection to
    ////from w w  w.j a v a  2  s . c o m
    // Note:  By default port 80 will be used. Some proxies only allow conections
    // to ports 443 and 8443.  This is because the HTTP CONNECT method was intented
    // to be used for tunneling HTTPS.
    proxyclient.getHostConfiguration().setHost("www.yahoo.com");
    // set the proxy host and port
    proxyclient.getHostConfiguration().setProxy("10.0.1.1", 3128);
    // set the proxy credentials, only necessary for authenticating proxies
    proxyclient.getState().setProxyCredentials(new AuthScope("10.0.1.1", 3128, null),
            new UsernamePasswordCredentials("proxy", "proxy"));

    // create the socket
    ProxyClient.ConnectResponse response = proxyclient.connect();

    if (response.getSocket() != null) {
        Socket socket = response.getSocket();
        try {
            // go ahead and do an HTTP GET using the socket
            Writer out = new OutputStreamWriter(socket.getOutputStream(), "ISO-8859-1");
            out.write("GET http://www.yahoo.com/ HTTP/1.1\r\n");
            out.write("Host: www.yahoo.com\r\n");
            out.write("Agent: whatever\r\n");
            out.write("\r\n");
            out.flush();
            BufferedReader in = new BufferedReader(
                    new InputStreamReader(socket.getInputStream(), "ISO-8859-1"));
            String line = null;
            while ((line = in.readLine()) != null) {
                System.out.println(line);
            }
        } finally {
            // be sure to close the socket when we're done
            socket.close();
        }
    } else {
        // the proxy connect was not successful, check connect method for reasons why
        System.out.println("Connect failed: " + response.getConnectMethod().getStatusLine());
        System.out.println(response.getConnectMethod().getResponseBodyAsString());
    }
}

---

From source file:testing01.QuickStart.java

public static void main(String[] args) throws Exception {
    CloseableHttpClient httpclient = HttpClients.createDefault();
    String outputFile = "test.html";
    String baseWebSite = "http://www.ettoday.net/news/20130802/250478.htm";
    try {//from w  ww .  ja  va2s .  c o  m
        //HttpGet httpGet = new HttpGet(baseWebSite + "cat/politic/r");
        HttpGet httpGet = new HttpGet(baseWebSite);
        CloseableHttpResponse response1 = httpclient.execute(httpGet);
        // The underlying HTTP connection is still held by the response
        // object
        // to allow the response content to be streamed directly from the
        // network socket.
        // In order to ensure correct deallocation of system resources
        // the user MUST call CloseableHttpResponse#close() from a finally
        // clause.
        // Please note that if response content is not fully consumed the
        // underlying
        // connection cannot be safely re-used and will be shut down and
        // discarded
        // by the connection manager.
        try {
            System.out.println(response1.getStatusLine());
            HttpEntity entity1 = response1.getEntity();
            // do something useful with the response body
            // and ensure it is fully consumed
            String responseString = EntityUtils.toString(entity1, "UTF-8");
            // System.out.println(responseString);
            Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outputFile), "UTF8"));
            out.write(responseString);
            out.close();
            EntityUtils.consume(entity1);
            System.out.println(baseWebSite + " output to " + outputFile + " successful");
        } catch (Exception e) {
            System.out.println(e.getMessage());
        } finally {
            response1.close();
        }
        /*
         * HttpPost httpPost = new HttpPost("http://targethost/login"); List
         * <NameValuePair> nvps = new ArrayList <NameValuePair>();
         * nvps.add(new BasicNameValuePair("username", "vip")); nvps.add(new
         * BasicNameValuePair("password", "secret")); httpPost.setEntity(new
         * UrlEncodedFormEntity(nvps)); CloseableHttpResponse response2 =
         * httpclient.execute(httpPost);
         * 
         * try { System.out.println(response2.getStatusLine()); HttpEntity
         * entity2 = response2.getEntity(); // do something useful with the
         * response body // and ensure it is fully consumed
         * EntityUtils.consume(entity2); } finally { response2.close(); }
         */
    } finally {
        httpclient.close();
    }
}

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From source file:cat.tv3.eng.rec.recomana.lupa.visualization.ClustersToJson.java

public static void main(String[] args) throws IOException {

    String host = args[0];// w w  w.  j  a  v a 2  s.  c o  m
    int port = Integer.parseInt(args[1]);
    Jedis jedis = new Jedis(host, port, 20000);

    // Cluster to binary tree visualitzation
    Map<String, String> attr_cluster = jedis.hgetAll("ClusterBinaryTree-Arrel");
    String cluster_name = attr_cluster.get("cluster_ids_name");

    JSONObject cluster;
    if (!cluster_name.equals("cluster_splited")) {
        cluster = new JSONObject();
        cluster.put("name", "arrel");
    } else {
        String id_left_centroid = attr_cluster.get("id_left_centroid");
        String id_right_centroid = attr_cluster.get("id_right_centroid");

        String hash_left = attr_cluster.get("hash_left");
        String hash_right = attr_cluster.get("hash_right");

        cluster = new JSONObject();
        cluster.put("name", "arrel");
        cluster.put("children", hashToJSONArrayRepresentationBinaryTree(id_left_centroid, hash_left, jedis,
                id_right_centroid, hash_right));
    }
    jedis.disconnect();

    Writer out = new BufferedWriter(
            new OutputStreamWriter(new FileOutputStream("data_toVisualize/cluster.json"), "UTF-8"));
    try {
        out.write(cluster.toJSONString());
    } finally {
        out.close();
    }
}

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From source file:examples.nntp.post.java

public final static void main(String[] args) {
    String from, subject, newsgroup, filename, server, organization;
    String references;//ww  w.  j a va  2  s .  c  om
    BufferedReader stdin;
    FileReader fileReader = null;
    SimpleNNTPHeader header;
    NNTPClient client;

    if (args.length < 1) {
        System.err.println("Usage: post newsserver");
        System.exit(1);
    }

    server = args[0];

    stdin = new BufferedReader(new InputStreamReader(System.in));

    try {
        System.out.print("From: ");
        System.out.flush();

        from = stdin.readLine();

        System.out.print("Subject: ");
        System.out.flush();

        subject = stdin.readLine();

        header = new SimpleNNTPHeader(from, subject);

        System.out.print("Newsgroup: ");
        System.out.flush();

        newsgroup = stdin.readLine();
        header.addNewsgroup(newsgroup);

        while (true) {
            System.out.print("Additional Newsgroup <Hit enter to end>: ");
            System.out.flush();

            // Of course you don't want to do this because readLine() may be null
            newsgroup = stdin.readLine().trim();

            if (newsgroup.length() == 0)
                break;

            header.addNewsgroup(newsgroup);
        }

        System.out.print("Organization: ");
        System.out.flush();

        organization = stdin.readLine();

        System.out.print("References: ");
        System.out.flush();

        references = stdin.readLine();

        if (organization != null && organization.length() > 0)
            header.addHeaderField("Organization", organization);

        if (references != null && organization.length() > 0)
            header.addHeaderField("References", references);

        header.addHeaderField("X-Newsreader", "NetComponents");

        System.out.print("Filename: ");
        System.out.flush();

        filename = stdin.readLine();

        try {
            fileReader = new FileReader(filename);
        } catch (FileNotFoundException e) {
            System.err.println("File not found. " + e.getMessage());
            System.exit(1);
        }

        client = new NNTPClient();
        client.addProtocolCommandListener(new PrintCommandListener(new PrintWriter(System.out)));

        client.connect(server);

        if (!NNTPReply.isPositiveCompletion(client.getReplyCode())) {
            client.disconnect();
            System.err.println("NNTP server refused connection.");
            System.exit(1);
        }

        if (client.isAllowedToPost()) {
            Writer writer = client.postArticle();

            if (writer != null) {
                writer.write(header.toString());
                Util.copyReader(fileReader, writer);
                writer.close();
                client.completePendingCommand();
            }
        }

        fileReader.close();

        client.logout();

        client.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }
}

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