Example usage for java.io BufferedReader readLine

List of usage examples for java.io BufferedReader readLine

  1. HOME
  2. Java
  3. java
  4. java.io.*
  5. BufferedReader
  6. readLine

Introduction

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

Prototype

public String readLine() throws IOException

Source Link

Document

Reads a line of text.

Usage

From source file:edu.clemson.cs.nestbed.server.tools.BuildTestbed.java

public static void main(String[] args) {
    try {//w ww  . ja v  a2 s  .c  o m
        BasicConfigurator.configure();
        //loadProperties();

        if (args.length < 2) {
            System.out.println("Usage: BuildTestbed <testbedID> <inputfile>");
            System.exit(0);
        }

        int testbedID = Integer.parseInt(args[0]);
        String filename = args[1];
        Connection conn = null;
        Statement statement = null;
        MoteSqlAdapter adapter = new MoteSqlAdapter();
        Map<Integer, Mote> motes = adapter.readMotes();

        log.info(motes);

        String connStr = System.getProperty("nestbed.options.databaseConnectionString");
        log.info("connStr: " + connStr);

        conn = DriverManager.getConnection(connStr);
        statement = conn.createStatement();

        BufferedReader in = new BufferedReader(new InputStreamReader(new FileInputStream(filename)));

        String line;
        while ((line = in.readLine()) != null) {
            StringTokenizer tokenizer = new StringTokenizer(line);
            int address = Integer.parseInt(tokenizer.nextToken());
            String serial = tokenizer.nextToken();
            int xLoc = Integer.parseInt(tokenizer.nextToken());
            int yLoc = Integer.parseInt(tokenizer.nextToken());

            log.info("Input Mote:\n" + "-----------\n" + "address:  " + address + "\n" + "serial:   " + serial
                    + "\n" + "xLoc:     " + xLoc + "\n" + "yLoc:     " + yLoc);

            for (Mote i : motes.values()) {
                if (i.getMoteSerialID().equals(serial)) {
                    String query = "INSERT INTO MoteTestbedAssignments" + "(testbedID, moteID, moteAddress,"
                            + " moteLocationX, moteLocationY) VALUES (" + testbedID + ", " + i.getID() + ", "
                            + address + ", " + xLoc + ", " + yLoc + ")";
                    log.info(query);
                    statement.executeUpdate(query);
                }
            }
        }
        conn.commit();
    } catch (Exception ex) {
        log.error("Exception in main", ex);
    }
}

From source file:com.hilatest.httpclient.apacheexample.ClientConnectionRelease.java

public final static void main(String[] args) throws Exception {
    HttpClient httpclient = new DefaultHttpClient();

    HttpGet httpget = new HttpGet("http://www.apache.org/");

    // Execute HTTP request
    System.out.println("executing request " + httpget.getURI());
    HttpResponse response = httpclient.execute(httpget);

    System.out.println("----------------------------------------");
    System.out.println(response.getStatusLine());
    System.out.println("----------------------------------------");

    // Get hold of the response entity
    HttpEntity entity = response.getEntity();

    // If the response does not enclose an entity, there is no need
    // to bother about connection release
    if (entity != null) {
        BufferedReader reader = new BufferedReader(new InputStreamReader(entity.getContent()));
        try {/*from   ww w. j  av a 2 s. co m*/

            // do something useful with the response
            System.out.println(reader.readLine());

        } catch (IOException ex) {

            // In case of an IOException the connection will be released
            // back to the connection manager automatically
            throw ex;

        } catch (RuntimeException ex) {

            // In case of an unexpected exception you may want to abort
            // the HTTP request in order to shut down the underlying 
            // connection and release it back to the connection manager.
            httpget.abort();
            throw ex;

        } finally {

            // Closing the input stream will trigger connection release
            reader.close();

        }
    }

    // When HttpClient instance is no longer needed, 
    // shut down the connection manager to ensure
    // immediate deallocation of all system resources
    httpclient.getConnectionManager().shutdown();
}

From source file:SequentialPageRank.java

@SuppressWarnings({ "static-access" })
public static void main(String[] args) throws IOException {
    Options options = new Options();

    options.addOption(OptionBuilder.withArgName("path").hasArg().withDescription("input path").create(INPUT));
    options.addOption(/*from w w  w  . j  a v a  2  s .com*/
            OptionBuilder.withArgName("val").hasArg().withDescription("random jump factor").create(JUMP));

    CommandLine cmdline = null;
    CommandLineParser parser = new GnuParser();

    try {
        cmdline = parser.parse(options, args);
    } catch (ParseException exp) {
        System.err.println("Error parsing command line: " + exp.getMessage());
        System.exit(-1);
    }

    if (!cmdline.hasOption(INPUT)) {
        System.out.println("args: " + Arrays.toString(args));
        HelpFormatter formatter = new HelpFormatter();
        formatter.setWidth(120);
        formatter.printHelp(SequentialPageRank.class.getName(), options);
        ToolRunner.printGenericCommandUsage(System.out);
        System.exit(-1);
    }

    String infile = cmdline.getOptionValue(INPUT);
    float alpha = cmdline.hasOption(JUMP) ? Float.parseFloat(cmdline.getOptionValue(JUMP)) : 0.15f;

    int edgeCnt = 0;
    DirectedSparseGraph<String, Integer> graph = new DirectedSparseGraph<String, Integer>();

    BufferedReader data = new BufferedReader(new InputStreamReader(new FileInputStream(infile)));

    String line;
    while ((line = data.readLine()) != null) {
        line.trim();
        String[] arr = line.split("\\t");

        for (int i = 1; i < arr.length; i++) {
            graph.addEdge(new Integer(edgeCnt++), arr[0], arr[i]);
        }
    }

    data.close();

    WeakComponentClusterer<String, Integer> clusterer = new WeakComponentClusterer<String, Integer>();

    Set<Set<String>> components = clusterer.transform(graph);
    int numComponents = components.size();
    System.out.println("Number of components: " + numComponents);
    System.out.println("Number of edges: " + graph.getEdgeCount());
    System.out.println("Number of nodes: " + graph.getVertexCount());
    System.out.println("Random jump factor: " + alpha);

    // Compute PageRank.
    PageRank<String, Integer> ranker = new PageRank<String, Integer>(graph, alpha);
    ranker.evaluate();

    // Use priority queue to sort vertices by PageRank values.
    PriorityQueue<Ranking<String>> q = new PriorityQueue<Ranking<String>>();
    int i = 0;
    for (String pmid : graph.getVertices()) {
        q.add(new Ranking<String>(i++, ranker.getVertexScore(pmid), pmid));
    }

    // Print PageRank values.
    System.out.println("\nPageRank of nodes, in descending order:");
    Ranking<String> r = null;
    while ((r = q.poll()) != null) {
        System.out.println(r.rankScore + "\t" + r.getRanked());
    }
}

From source file:FlightInfo.java

public static void main(String args[]) {
    String to, from;/*from   ww w . jav a 2s  .  c  o m*/
    Depth ob = new Depth();
    BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

    ob.setup();

    try {
        System.out.print("From? ");
        from = br.readLine();
        System.out.print("To? ");
        to = br.readLine();

        ob.isflight(from, to);

        if (ob.btStack.size() != 0)
            ob.route(to);
    } catch (IOException exc) {
        System.out.println("Error on input.");
    }
}

From source file:ReadZip.java

public static void main(String args[]) {
    try {//  w  w w  .  j  a v a2 s.  c o m
        ZipFile zf = new ZipFile("ReadZip.zip");
        Enumeration entries = zf.entries();

        BufferedReader input = new BufferedReader(new InputStreamReader(System.in));
        while (entries.hasMoreElements()) {
            ZipEntry ze = (ZipEntry) entries.nextElement();
            System.out.println("Read " + ze.getName() + "?");
            String inputLine = input.readLine();
            if (inputLine.equalsIgnoreCase("yes")) {
                long size = ze.getSize();
                if (size > 0) {
                    System.out.println("Length is " + size);
                    BufferedReader br = new BufferedReader(new InputStreamReader(zf.getInputStream(ze)));
                    String line;
                    while ((line = br.readLine()) != null) {
                        System.out.println(line);
                    }
                    br.close();
                }
            }
        }
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:Server_socket.java

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

    int puerto = Integer.parseInt(argv[0]);
    //String username = argv[1];
    //String password = argv[2];
    String clientformat;//  w  ww  . java 2 s  .  co m
    String clientdata;
    String clientresult;
    String clientresource;
    String url_login = "http://localhost:3000/users/sign_in";

    ServerSocket welcomeSocket = new ServerSocket(puerto);

    /*HttpClient httpClient = new DefaultHttpClient();
    HttpPost httpPost = new HttpPost(url_login);
            
            
      // Add your data
      List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2);
      // nameValuePairs.add(new BasicNameValuePair("utf8", Character.toString('\u2713')));
      nameValuePairs.add(new BasicNameValuePair("username", username));
      nameValuePairs.add(new BasicNameValuePair("password", password));
      // nameValuePairs.add(new BasicNameValuePair("commit", "Sign in"));
      httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs));
            
      // Execute HTTP Post Request
      HttpResponse response = httpClient.execute(httpPost);
      String ret = EntityUtils.tostring(response.getEntity());
       System.out.println(ret);
            
            
    */ while (true) {
        Socket connectionSocket = welcomeSocket.accept();

        BufferedReader inFromClient = new BufferedReader(
                new InputStreamReader(connectionSocket.getInputStream()));
        clientformat = inFromClient.readLine();
        System.out.println("FORMAT: " + clientformat);
        BufferedReader inFromClient1 = new BufferedReader(
                new InputStreamReader(connectionSocket.getInputStream()));
        clientdata = inFromClient1.readLine();
        System.out.println("DATA: " + clientdata);
        BufferedReader inFromClient2 = new BufferedReader(
                new InputStreamReader(connectionSocket.getInputStream()));
        clientresult = inFromClient2.readLine();
        System.out.println("RESULT: " + clientresult);
        BufferedReader inFromClient3 = new BufferedReader(
                new InputStreamReader(connectionSocket.getInputStream()));
        clientresource = inFromClient3.readLine();
        System.out.println("RESOURCE: " + clientresource);
        System.out.println("no pasas de aqui");

        String url = "http://localhost:3000/" + clientresource + "/" + clientdata + "." + clientformat;
        System.out.println(url);
        try (InputStream is = new URL(url).openStream()) {
            BufferedReader rd = new BufferedReader(new InputStreamReader(is, Charset.forName("UTF-8")));

            StringBuilder sb = new StringBuilder();
            int cp;
            while ((cp = rd.read()) != -1) {
                sb.append((char) cp);
            }
            String stb = sb.toString();
            System.out.println("estas aqui");

            String output = null;
            String jsonText = stb;

            output = jsonText.replace("[", "").replace("]", "");
            JSONObject json = new JSONObject(output);

            System.out.println(json.toString());
            System.out.println("llegaste al final");
            DataOutputStream outToClient = new DataOutputStream(connectionSocket.getOutputStream());
            outToClient.writeBytes(json.toString());

        }

        connectionSocket.close();
    }
}

From source file:com.msopentech.odatajclient.engine.performance.PerfTestReporter.java

public static void main(final String[] args) throws Exception {
    // 1. check input directory
    final File reportdir = new File(args[0] + File.separator + "target" + File.separator + "surefire-reports");
    if (!reportdir.isDirectory()) {
        throw new IllegalArgumentException("Expected directory, got " + args[0]);
    }//from   ww  w  .j a va 2s  . c  om

    // 2. read test data from surefire output
    final File[] xmlReports = reportdir.listFiles(new FilenameFilter() {

        @Override
        public boolean accept(final File dir, final String name) {
            return name.endsWith("-output.txt");
        }
    });

    final Map<String, Map<String, Double>> testData = new TreeMap<String, Map<String, Double>>();

    for (File xmlReport : xmlReports) {
        final BufferedReader reportReader = new BufferedReader(new FileReader(xmlReport));
        try {
            while (reportReader.ready()) {
                String line = reportReader.readLine();
                final String[] parts = line.substring(0, line.indexOf(':')).split("\\.");

                final String testClass = parts[0];
                if (!testData.containsKey(testClass)) {
                    testData.put(testClass, new TreeMap<String, Double>());
                }

                line = reportReader.readLine();

                testData.get(testClass).put(parts[1],
                        Double.valueOf(line.substring(line.indexOf(':') + 2, line.indexOf('['))));
            }
        } finally {
            IOUtils.closeQuietly(reportReader);
        }
    }

    // 3. build XSLX output (from template)
    final HSSFWorkbook workbook = new HSSFWorkbook(new FileInputStream(args[0] + File.separator + "src"
            + File.separator + "test" + File.separator + "resources" + File.separator + XLS));

    for (Map.Entry<String, Map<String, Double>> entry : testData.entrySet()) {
        final Sheet sheet = workbook.getSheet(entry.getKey());

        int rows = 0;

        for (Map.Entry<String, Double> subentry : entry.getValue().entrySet()) {
            final Row row = sheet.createRow(rows++);

            Cell cell = row.createCell(0);
            cell.setCellValue(subentry.getKey());

            cell = row.createCell(1);
            cell.setCellValue(subentry.getValue());
        }
    }

    final FileOutputStream out = new FileOutputStream(
            args[0] + File.separator + "target" + File.separator + XLS);
    try {
        workbook.write(out);
    } finally {
        IOUtils.closeQuietly(out);
    }
}

From source file:dataminning2.DataMinning2.java

/**
 * @param args the command line arguments
 *//*  ww w.  j  a v a  2 s  .c  om*/
public static void main(String[] args) throws IOException {
    // here is the code to load the iris.csv data in an array 

    int ColumnCount = 0;
    int RowCount = 0;
    double[][] Dataarraytest;
    double[][] Dataarray;
    double[][] SVDS = null;
    double[][] SVDU = null;
    double[][] SVDV = null;
    System.out.println("Do you want to work with 1.att.csv or 2.iris.csv  ");
    InputStreamReader Datasetchoice = new InputStreamReader(System.in);
    BufferedReader BDatasetChoice = new BufferedReader(Datasetchoice);
    int Datasetchoicevalue = Integer.parseInt(BDatasetChoice.readLine());
    String path = null;
    // LOadData LDobj=new LOadData();
    LOadData LDobj = new LOadData();
    TrainingSetDecomposition TestDataonj = new TrainingSetDecomposition();
    SVDDecomposition SVDobj = new SVDDecomposition();

    switch (Datasetchoicevalue) {
    case 1:
        path = "Datasets\\att.csv";
        ColumnCount = LDobj.ColumnCount(path);
        RowCount = LDobj.RowCount(path);
        Dataarray = LDobj.Datasetup(path, ColumnCount, RowCount);
        Dataarraytest = TestDataonj.Decomposition(RowCount, RowCount, 2, Dataarray);

        SVDS = SVDobj.DecompositionS(Dataarraytest);
        SVDU = SVDobj.DecompositionU(Dataarraytest);
        SVDV = SVDobj.DecompositionV(Dataarraytest);

        System.out.println("Do you want the graph to be plotted 1.yes 2.No");
        Datasetchoicevalue = Integer.parseInt(BDatasetChoice.readLine());
        if (Datasetchoicevalue == 1) {
            WriteCSv wcsvobj = new WriteCSv();
            wcsvobj.writeCSVmethod(SVDU, "SVD");
        }

        KMeans_Ex4a Kmeanobj1 = new KMeans_Ex4a();
        double[][] KmeanData1 = Kmeanobj1.Main(SVDU);
        System.out.println("Do you want the graph to be plotted 1.yes 2.No");
        Datasetchoicevalue = Integer.parseInt(BDatasetChoice.readLine());
        if (Datasetchoicevalue == 1) {
            WriteCSVKmean wcsvobj = new WriteCSVKmean();
            wcsvobj.writeCSVmethod(KmeanData1, "KMean");
        }

        Gui DBScanobj1 = new Gui();
        DBScanobj1.main(SVDU);

        System.out.println("Do you want the graph to be plotted 1.yes 2.No");
        Datasetchoicevalue = Integer.parseInt(BDatasetChoice.readLine());
        if (Datasetchoicevalue == 1) {

            WriteCSv wcsvobj = new WriteCSv();
            wcsvobj.writeCSVmethod(SVDU, "DBScan");
        }

        break;

    case 2:
        path = "Datasets\\iris.csv";
        ColumnCount = LDobj.ColumnCount(path);
        RowCount = LDobj.RowCount(path);
        Dataarray = LDobj.Datasetup(path, ColumnCount, RowCount);
        Dataarraytest = TestDataonj.Decomposition(RowCount, 150, ColumnCount, Dataarray);

        SVDS = SVDobj.DecompositionS(Dataarraytest);
        SVDU = SVDobj.DecompositionU(Dataarraytest);
        SVDV = SVDobj.DecompositionV(Dataarraytest);
        System.out.println("Do you want the graph to be plotted 1.yes 2.No");
        Datasetchoicevalue = Integer.parseInt(BDatasetChoice.readLine());
        if (Datasetchoicevalue == 1) {
            WriteCSv wcsvobj = new WriteCSv();
            wcsvobj.writeCSVmethod(SVDU, "SVD");
        }

        KMeans_Ex4a Kmeanobj = new KMeans_Ex4a();
        double[][] KmeanData = Kmeanobj.Main(SVDU);
        ssecalc distobj = new ssecalc();
        String output = distobj.calc(KmeanData);
        System.out.println(output);
        System.out.println("Do you want the graph to be plotted 1.yes 2.No");
        Datasetchoicevalue = Integer.parseInt(BDatasetChoice.readLine());
        if (Datasetchoicevalue == 1) {
            WriteCSVKmean wcsvobj = new WriteCSVKmean();
            wcsvobj.writeCSVmethod(KmeanData, "KMean");
        }

        Gui DBScanobj = new Gui();
        DBScanobj.main(SVDU);

        System.out.println("Do you want the graph to be plotted 1.yes 2.No");
        Datasetchoicevalue = Integer.parseInt(BDatasetChoice.readLine());
        if (Datasetchoicevalue == 1) {

            WriteCSv wcsvobj = new WriteCSv();
            wcsvobj.writeCSVmethod(SVDU, "DBScan");
        }

        break;
    }

}

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

public static void main(String[] args) throws Exception {
    DefaultHttpClient httpclient = new DefaultHttpClient();
    try {//from   ww w .j  av  a 2s .  c  o m
        // Create local execution context
        HttpContext localContext = new BasicHttpContext();

        HttpGet httpget = new HttpGet("http://localhost/test");

        boolean trying = true;
        while (trying) {
            System.out.println("executing request " + httpget.getRequestLine());
            HttpResponse response = httpclient.execute(httpget, localContext);

            System.out.println("----------------------------------------");
            System.out.println(response.getStatusLine());

            // Consume response content
            HttpEntity entity = response.getEntity();
            EntityUtils.consume(entity);

            int sc = response.getStatusLine().getStatusCode();

            AuthState authState = null;
            HttpHost authhost = null;
            if (sc == HttpStatus.SC_UNAUTHORIZED) {
                // Target host authentication required
                authState = (AuthState) localContext.getAttribute(ClientContext.TARGET_AUTH_STATE);
                authhost = (HttpHost) localContext.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
            }
            if (sc == HttpStatus.SC_PROXY_AUTHENTICATION_REQUIRED) {
                // Proxy authentication required
                authState = (AuthState) localContext.getAttribute(ClientContext.PROXY_AUTH_STATE);
                authhost = (HttpHost) localContext.getAttribute(ExecutionContext.HTTP_PROXY_HOST);
            }

            if (authState != null) {
                System.out.println("----------------------------------------");
                AuthScheme authscheme = authState.getAuthScheme();
                System.out.println("Please provide credentials for " + authscheme.getRealm() + "@"
                        + authhost.toHostString());

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

                System.out.print("Enter username: ");
                String user = console.readLine();
                System.out.print("Enter password: ");
                String password = console.readLine();

                if (user != null && user.length() > 0) {
                    Credentials creds = new UsernamePasswordCredentials(user, password);
                    httpclient.getCredentialsProvider().setCredentials(new AuthScope(authhost), creds);
                    trying = true;
                } else {
                    trying = false;
                }
            } else {
                trying = false;
            }
        }

    } finally {
        // When HttpClient instance is no longer needed,
        // shut down the connection manager to ensure
        // immediate deallocation of all system resources
        httpclient.getConnectionManager().shutdown();
    }
}

From source file:com.aj.hangman.HangmanReq.java

public static void main(String[] args) {
    HangmanDict dictionary = new HangmanDict();

    try {/* w  ww.  j a va 2  s. c  o m*/
        BufferedReader input = new BufferedReader(new InputStreamReader(
                new URL("http://gallows.hulu.com/play?code=gudehosa@usc.edu").openStream()));
        String info = input.readLine();
        JSONParser parser = new JSONParser();

        Object obj;
        try {
            obj = parser.parse(info);
            JSONObject retJson = (JSONObject) obj;

            TOKEN = (String) retJson.get("token");
            STATUS = (String) retJson.get("status");
            STATE = (String) retJson.get("state");
            REM = (Long) retJson.get("remaining_guesses");
            PREM = REM;
            System.out.println("State:: " + STATE);
        } catch (ParseException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }

        while ("ALIVE".equalsIgnoreCase(STATUS)) {
            // call make guess function, returns character
            guess = dictionary.makeGuess(STATE);
            System.out.println("Guessed:: " + guess);
            // call the url to update
            BufferedReader reInput = new BufferedReader(
                    new InputStreamReader(new URL("http://gallows.hulu.com/play?code=gudehosa@usc.edu"
                            + String.format("&token=%s&guess=%s", TOKEN, guess)).openStream()));

            // parse the url to get the updated value
            String reInfo = reInput.readLine();
            JSONParser reParser = new JSONParser();

            Object retObj = reParser.parse(reInfo);
            JSONObject retJson = (JSONObject) retObj;

            STATUS = (String) retJson.get("status");
            STATE = (String) retJson.get("state");
            REM = (Long) retJson.get("remaining_guesses");
            System.out.println("State:: " + STATE);
        }

        if ("DEAD".equalsIgnoreCase(STATUS)) {
            // print lost
            System.out.println("You LOOSE: DEAD");
        } else if ("FREE".equalsIgnoreCase(STATUS)) {
            // print free
            System.out.println("You WIN: FREE");
        }

    } catch (ParseException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }

}