Example usage for java.io BufferedReader BufferedReader

List of usage examples for java.io BufferedReader BufferedReader

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Introduction

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

Prototype

public BufferedReader(Reader in)

Source Link

Document

Creates a buffering character-input stream that uses a default-sized input buffer.

Usage

From source file:Grep1.java

/** Main will make a Grep object for the pattern, and run it
 * on all input files listed in argv./*w  w w  .ja  v a 2s .c  om*/
 */
public static void main(String[] argv) throws Exception {

    if (argv.length < 1) {
        System.err.println("Usage: Grep1 pattern [filename]");
        System.exit(1);
    }

    Grep1 pg = new Grep1(argv[0]);

    if (argv.length == 1)
        pg.process(new BufferedReader(new InputStreamReader(System.in)), "(standard input)", false);
    else
        for (int i = 1; i < argv.length; i++) {
            pg.process(new BufferedReader(new FileReader(argv[i])), argv[i], true);
        }
}

From source file:ProcessorDemo.java

public static void main(String args[]) {
    try {//from  w  w w  .j  a  v  a 2 s .c  o  m
        System.setProperty("sen.home", "../Sen1221/senhome-ipadic");
        System.setProperty("org.apache.commons.logging.Log", "org.apache.commons.logging.impl.SimpleLog");
        System.setProperty("org.apache.commons.logging.simplelog.defaultlog", "FATAL");

        if (args.length != 2) {
            System.err.println("usage: java ProcessorDemo <filename> <encoding>");
            System.exit(1);
        }

        BufferedReader br = new BufferedReader(new InputStreamReader(new FileInputStream(args[0]), args[1]));
        String confPath = System.getProperty("sen.home") + System.getProperty("file.separator")
                + "conf/sen-processor.xml";
        StreamTagger tagger = new StreamTagger((Reader) br, confPath);
        readConfig(confPath);

        if (!isCompound) {
            CompoundWordPostProcessor cwProcessor = new CompoundWordPostProcessor(compoundFile);
            tagger.addPostProcessor(cwProcessor);
        }

        if (compositRule != null && !compositRule.equals("")) {
            CompositPostProcessor processor = new CompositPostProcessor();
            processor.readRules(new BufferedReader(new StringReader(compositRule)));
            tagger.addPostProcessor(processor);
        }

        if (remarkRule != null && !remarkRule.equals("")) {
            RemarkPreProcessor processor = new RemarkPreProcessor();
            processor.readRules(new BufferedReader(new StringReader(remarkRule)));
            tagger.addPreProcessor(processor);
            RemarkPostProcessor p2 = new RemarkPostProcessor();
            tagger.addPostProcessor(p2);
        }

        // BufferedReader is = new BufferedReader(System.in);

        while (tagger.hasNext()) {
            Token token = tagger.next();
            System.out.println(token.getSurface() + "\t" + token.getPos() + "\t" + token.start() + "\t"
                    + token.end() + "\t" + token.getCost() + "\t" + token.getAddInfo());
        }

    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:msgsend.java

public static void main(String[] argv) {
    String to, subject = null, from = null, cc = null, bcc = null, url = null;
    String mailhost = null;//from   www.ja  v a2 s .c o m
    String mailer = "msgsend";
    String file = null;
    String protocol = null, host = null, user = null, password = null;
    String record = null; // name of folder in which to record mail
    boolean debug = false;
    BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    int optind;

    /*
     * Process command line arguments.
     */
    for (optind = 0; optind < argv.length; optind++) {
        if (argv[optind].equals("-T")) {
            protocol = argv[++optind];
        } else if (argv[optind].equals("-H")) {
            host = argv[++optind];
        } else if (argv[optind].equals("-U")) {
            user = argv[++optind];
        } else if (argv[optind].equals("-P")) {
            password = argv[++optind];
        } else if (argv[optind].equals("-M")) {
            mailhost = argv[++optind];
        } else if (argv[optind].equals("-f")) {
            record = argv[++optind];
        } else if (argv[optind].equals("-a")) {
            file = argv[++optind];
        } else if (argv[optind].equals("-s")) {
            subject = argv[++optind];
        } else if (argv[optind].equals("-o")) { // originator
            from = argv[++optind];
        } else if (argv[optind].equals("-c")) {
            cc = argv[++optind];
        } else if (argv[optind].equals("-b")) {
            bcc = argv[++optind];
        } else if (argv[optind].equals("-L")) {
            url = argv[++optind];
        } else if (argv[optind].equals("-d")) {
            debug = true;
        } else if (argv[optind].equals("--")) {
            optind++;
            break;
        } else if (argv[optind].startsWith("-")) {
            System.out.println("Usage: msgsend [[-L store-url] | [-T prot] [-H host] [-U user] [-P passwd]]");
            System.out.println("\t[-s subject] [-o from-address] [-c cc-addresses] [-b bcc-addresses]");
            System.out.println("\t[-f record-mailbox] [-M transport-host] [-a attach-file] [-d] [address]");
            System.exit(1);
        } else {
            break;
        }
    }

    try {
        /*
         * Prompt for To and Subject, if not specified.
         */
        if (optind < argv.length) {
            // XXX - concatenate all remaining arguments
            to = argv[optind];
            System.out.println("To: " + to);
        } else {
            System.out.print("To: ");
            System.out.flush();
            to = in.readLine();
        }
        if (subject == null) {
            System.out.print("Subject: ");
            System.out.flush();
            subject = in.readLine();
        } else {
            System.out.println("Subject: " + subject);
        }

        /*
         * Initialize the JavaMail Session.
         */
        Properties props = System.getProperties();
        // XXX - could use Session.getTransport() and Transport.connect()
        // XXX - assume we're using SMTP
        if (mailhost != null)
            props.put("mail.smtp.host", mailhost);

        // Get a Session object
        Session session = Session.getInstance(props, null);
        if (debug)
            session.setDebug(true);

        /*
         * Construct the message and send it.
         */
        Message msg = new MimeMessage(session);
        if (from != null)
            msg.setFrom(new InternetAddress(from));
        else
            msg.setFrom();

        msg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to, false));
        if (cc != null)
            msg.setRecipients(Message.RecipientType.CC, InternetAddress.parse(cc, false));
        if (bcc != null)
            msg.setRecipients(Message.RecipientType.BCC, InternetAddress.parse(bcc, false));

        msg.setSubject(subject);

        String text = collect(in);

        if (file != null) {
            // Attach the specified file.
            // We need a multipart message to hold the attachment.
            MimeBodyPart mbp1 = new MimeBodyPart();
            mbp1.setText(text);
            MimeBodyPart mbp2 = new MimeBodyPart();
            mbp2.attachFile(file);
            MimeMultipart mp = new MimeMultipart();
            mp.addBodyPart(mbp1);
            mp.addBodyPart(mbp2);
            msg.setContent(mp);
        } else {
            // If the desired charset is known, you can use
            // setText(text, charset)
            msg.setText(text);
        }

        msg.setHeader("X-Mailer", mailer);
        msg.setSentDate(new Date());

        // send the thing off
        Transport.send(msg);

        System.out.println("\nMail was sent successfully.");

        /*
         * Save a copy of the message, if requested.
         */
        if (record != null) {
            // Get a Store object
            Store store = null;
            if (url != null) {
                URLName urln = new URLName(url);
                store = session.getStore(urln);
                store.connect();
            } else {
                if (protocol != null)
                    store = session.getStore(protocol);
                else
                    store = session.getStore();

                // Connect
                if (host != null || user != null || password != null)
                    store.connect(host, user, password);
                else
                    store.connect();
            }

            // Get record Folder.  Create if it does not exist.
            Folder folder = store.getFolder(record);
            if (folder == null) {
                System.err.println("Can't get record folder.");
                System.exit(1);
            }
            if (!folder.exists())
                folder.create(Folder.HOLDS_MESSAGES);

            Message[] msgs = new Message[1];
            msgs[0] = msg;
            folder.appendMessages(msgs);

            System.out.println("Mail was recorded successfully.");
        }

    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:ExecDemoSort.java

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

    // A Runtime object has methods for dealing with the OS
    Runtime r = Runtime.getRuntime();

    // A process object tracks one external running process
    Process p;// www .  j  a va 2 s  . c  om

    // file contains unsorted data
    p = r.exec("sort sortdemo.txt");

    // getInputStream gives an Input stream connected to
    // the process p's standard output (and vice versa). We use
    // that to construct a BufferedReader so we can readLine() it.
    BufferedReader is = new BufferedReader(new InputStreamReader(p.getInputStream()));

    System.out.println("Here is your sorted data:");

    String aLine;
    while ((aLine = is.readLine()) != null)
        System.out.println(aLine);

    System.out.println("That is all, folks!");

    return;
}

From source file:enrichment.Disambiguate.java

/**prerequisites:
 * cd silk_2.5.3/*_links//  w  w w  . ja va2  s  . c o m
 * cat *.nt|sort  -t' ' -k3   > $filename
 * 
 * @param args $filename
 * @throws IOException
 * @throws URISyntaxException
 */
public static void main(String[] args) {
    File file = new File(args[0]);
    if (file.isDirectory()) {
        args = file.list(new OnlyExtFilenameFilter("nt"));
    }

    BufferedReader in;
    for (int q = 0; q < args.length; q++) {
        String filename = null;
        if (file.isDirectory()) {
            filename = file.getPath() + File.separator + args[q];
        } else {
            filename = args[q];
        }
        try {
            FileWriter output = new FileWriter(filename + "_disambiguated.nt");
            String prefix = "@prefix rdrel: <http://rdvocab.info/RDARelationshipsWEMI/> .\n"
                    + "@prefix dbpedia:    <http://de.dbpedia.org/resource/> .\n"
                    + "@prefix frbr:   <http://purl.org/vocab/frbr/core#> .\n"
                    + "@prefix lobid: <http://lobid.org/resource/> .\n"
                    + "@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .\n"
                    + "@prefix foaf: <http://xmlns.com/foaf/0.1/> .\n"
                    + "@prefix mo: <http://purl.org/ontology/mo/> .\n"
                    + "@prefix wikipedia: <https://de.wikipedia.org/wiki/> .";
            output.append(prefix + "\n\n");
            in = new BufferedReader(new InputStreamReader(new FileInputStream(filename)));

            HashMap<String, HashMap<String, ArrayList<String>>> hm = new HashMap<String, HashMap<String, ArrayList<String>>>();
            String s;
            HashMap<String, ArrayList<String>> hmLobid = new HashMap<String, ArrayList<String>>();
            Stack<String> old_object = new Stack<String>();

            while ((s = in.readLine()) != null) {
                String[] triples = s.split(" ");
                String object = triples[2].substring(1, triples[2].length() - 1);
                if (old_object.size() > 0 && !old_object.firstElement().equals(object)) {
                    hmLobid = new HashMap<String, ArrayList<String>>();
                    old_object = new Stack<String>();
                }
                old_object.push(object);
                String subject = triples[0].substring(1, triples[0].length() - 1);
                System.out.print("\nSubject=" + object);
                System.out.print("\ntriples[2]=" + triples[2]);
                hmLobid.put(subject, getAllCreators(new URI(subject)));
                hm.put(object, hmLobid);

            }
            // get all dbpedia resources
            for (String key_one : hm.keySet()) {
                System.out.print("\n==============\n==== " + key_one + "\n===============");
                int resources_cnt = hm.get(key_one).keySet().size();
                ArrayList<String>[] creators = new ArrayList[resources_cnt];
                HashMap<String, Integer> creators_backed = new HashMap<String, Integer>();
                int x = 0;
                // get all lobid_resources subsumed under the dbpedia resource
                for (String subject_uri : hm.get(key_one).keySet()) {
                    creators[x] = new ArrayList<String>();
                    System.out.print("\n     subject_uri=" + subject_uri);
                    Iterator<String> ite = hm.get(key_one).get(subject_uri).iterator();
                    int y = 0;
                    // get all creators of the lobid resource
                    while (ite.hasNext()) {
                        String creator = ite.next();
                        System.out.print("\n          " + creator);
                        if (creators_backed.containsKey(creator)) {
                            y = creators_backed.get(creator);
                        } else {
                            y = creators_backed.size();
                            creators_backed.put(creator, y);
                        }
                        while (creators[x].size() <= y) {
                            creators[x].add("-");
                        }
                        creators[x].set(y, creator);
                        y++;
                    }
                    x++;
                }
                if (creators_backed.size() == 1) {
                    System.out
                            .println("\n" + "Every resource pointing to " + key_one + " has the same creator!");
                    for (String key_two : hm.get(key_one).keySet()) {
                        output.append("<" + key_two + "> rdrel:workManifested <" + key_one + "> .\n");
                        output.append("<" + key_two + ">  mo:wikipedia <"
                                + key_one.replaceAll("dbpedia\\.org/resource", "wikipedia\\.org/wiki")
                                + "> .\n");
                    }
                } /*else  {
                    for (int a = 0; a < creators.length; a++) {
                       System.out.print(creators[a].toString()+",");
                    }
                  }*/
            }

            output.flush();
            if (output != null) {
                output.close();
            }
        } catch (Exception e) {
            System.out.print("Exception while working on " + filename + ": \n");
            e.printStackTrace(System.out);
        }
    }
}

From source file:org.wso2.charon3.samples.group.sample01.CreateGroupSample.java

public static void main(String[] args) {
    try {/*from   w  ww .  j a  v  a  2s  .  c o m*/
        String url = "http://localhost:8080/scim/v2/Groups";
        URL obj = new URL(url);
        HttpURLConnection con = (HttpURLConnection) obj.openConnection();

        // Setting basic post request
        con.setRequestMethod("POST");
        con.setRequestProperty("Content-Type", "application/scim+json");

        // Send post request
        con.setDoOutput(true);
        DataOutputStream wr = new DataOutputStream(con.getOutputStream());
        wr.writeBytes(createRequestBody);
        wr.flush();
        wr.close();

        int responseCode = con.getResponseCode();

        BufferedReader in;
        if (responseCode == HttpURLConnection.HTTP_CREATED) { // success
            in = new BufferedReader(new InputStreamReader(con.getInputStream()));
        } else {
            in = new BufferedReader(new InputStreamReader(con.getErrorStream()));
        }
        String inputLine;
        StringBuffer response = new StringBuffer();

        while ((inputLine = in.readLine()) != null) {
            response.append(inputLine);
        }
        in.close();

        //printing result from response
        System.out.println("Response Code : " + responseCode);
        System.out.println("Response Message : " + con.getResponseMessage());
        System.out.println("Response Content : " + response.toString());

    } catch (ProtocolException e) {
        e.printStackTrace();
    } catch (MalformedURLException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:info.bitoo.Daemon.java

public static void main(String[] args) throws IOException {
    CommandLineParser parser = new PosixParser();
    CommandLine cmd = null;//from w w  w.  j av a  2  s  .  c  o  m
    try {
        cmd = parser.parse(createCommandLineOptions(), args);
    } catch (ParseException e) {
        System.err.println("Parsing failed.  Reason: " + e.getMessage());
    }

    Properties props = Main.readConfiguration(cmd);

    BufferedReader input = new BufferedReader(new FileReader(cmd.getOptionValue("p")));

    Daemon daemon = new Daemon(props, input);
    daemon.deamonMain();
}

From source file:ReadGZIP.java

public static void main(String[] argv) throws IOException {
    String FILENAME = "file.txt.gz";

    // Since there are 4 constructor calls here, I wrote them out in full.
    // In real life you would probably nest these constructor calls.
    FileInputStream fin = new FileInputStream(FILENAME);
    GZIPInputStream gzis = new GZIPInputStream(fin);
    InputStreamReader xover = new InputStreamReader(gzis);
    BufferedReader is = new BufferedReader(xover);

    String line;//from w  w w . j a va  2 s.c  o m
    // Now read lines of text: the BufferedReader puts them in lines,
    // the InputStreamReader does Unicode conversion, and the
    // GZipInputStream "gunzip"s the data from the FileInputStream.
    while ((line = is.readLine()) != null)
        System.out.println("Read: " + line);
}

From source file:com.linkedin.pinotdruidbenchmark.PinotThroughput.java

@SuppressWarnings("InfiniteLoopStatement")
public static void main(String[] args) throws Exception {
    if (args.length != 3 && args.length != 4) {
        System.err.println(//from ww  w .j  a  v a 2s . c  om
                "3 or 4 arguments required: QUERY_DIR, RESOURCE_URL, NUM_CLIENTS, TEST_TIME (seconds).");
        return;
    }

    File queryDir = new File(args[0]);
    String resourceUrl = args[1];
    final int numClients = Integer.parseInt(args[2]);
    final long endTime;
    if (args.length == 3) {
        endTime = Long.MAX_VALUE;
    } else {
        endTime = System.currentTimeMillis() + Integer.parseInt(args[3]) * MILLIS_PER_SECOND;
    }

    File[] queryFiles = queryDir.listFiles();
    assert queryFiles != null;
    Arrays.sort(queryFiles);

    final int numQueries = queryFiles.length;
    final HttpPost[] httpPosts = new HttpPost[numQueries];
    for (int i = 0; i < numQueries; i++) {
        HttpPost httpPost = new HttpPost(resourceUrl);
        String query = new BufferedReader(new FileReader(queryFiles[i])).readLine();
        httpPost.setEntity(new StringEntity("{\"pql\":\"" + query + "\"}"));
        httpPosts[i] = httpPost;
    }

    final AtomicInteger counter = new AtomicInteger(0);
    final AtomicLong totalResponseTime = new AtomicLong(0L);
    final ExecutorService executorService = Executors.newFixedThreadPool(numClients);

    for (int i = 0; i < numClients; i++) {
        executorService.submit(new Runnable() {
            @Override
            public void run() {
                try (CloseableHttpClient httpClient = HttpClients.createDefault()) {
                    while (System.currentTimeMillis() < endTime) {
                        long startTime = System.currentTimeMillis();
                        CloseableHttpResponse httpResponse = httpClient
                                .execute(httpPosts[RANDOM.nextInt(numQueries)]);
                        httpResponse.close();
                        long responseTime = System.currentTimeMillis() - startTime;
                        counter.getAndIncrement();
                        totalResponseTime.getAndAdd(responseTime);
                    }
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
        });
    }
    executorService.shutdown();

    long startTime = System.currentTimeMillis();
    while (System.currentTimeMillis() < endTime) {
        Thread.sleep(REPORT_INTERVAL_MILLIS);
        double timePassedSeconds = ((double) (System.currentTimeMillis() - startTime)) / MILLIS_PER_SECOND;
        int count = counter.get();
        double avgResponseTime = ((double) totalResponseTime.get()) / count;
        System.out.println("Time Passed: " + timePassedSeconds + "s, Query Executed: " + count + ", QPS: "
                + count / timePassedSeconds + ", Avg Response Time: " + avgResponseTime + "ms");
    }
}

From source file:com.iveely.computing.Program.java

/**
 * @param args the command line arguments
 * @throws java.io.IOException/*from  www . j  av  a  2s. c o m*/
 */
public static void main(String[] args) throws IOException {
    if (args != null && args.length > 0) {
        logger.info("start computing with arguments:" + String.join(",", args));
        String type = args[0].toLowerCase(Locale.CHINESE);
        switch (type) {
        case "master":
            launchMaster();
            return;
        case "slave":
            if (args.length == 4) {
                ConfigWrapper.get().getSlave().setPort(Integer.parseInt(args[1]));
                ConfigWrapper.get().getSlave().setSlot(Integer.parseInt(args[2]));
                ConfigWrapper.get().getSlave().setSlotCount(Integer.parseInt(args[3]));
            }
            launchSlave();
            return;
        case "supervisor":
            launchSupervisor();
            return;
        case "console":
            launchConsole();
            return;
        }
    }
    logger.error("arguments error,example [master | supervisor | slave | console]");
    System.out.println("press any keys to exit...");
    new BufferedReader(new InputStreamReader(System.in)).readLine();
}