Example usage for java.lang StringBuilder StringBuilder

List of usage examples for java.lang StringBuilder StringBuilder

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Introduction

In this page you can find the example usage for java.lang StringBuilder StringBuilder.

Prototype

@HotSpotIntrinsicCandidate
public StringBuilder()

Source Link

Document

Constructs a string builder with no characters in it and an initial capacity of 16 characters.

Usage

From source file:clientpaxos.ClientPaxos.java

/**
 * @param args the command line arguments
 *///w  w  w.  j  a v a2  s .  com
public static void main(String[] args) throws IOException, InterruptedException, Exception {
    // TODO code application logic here

    String host = "";
    int port = 0;

    try (BufferedReader br = new BufferedReader(new FileReader("ipserver.txt"))) {
        StringBuilder sb = new StringBuilder();
        String line = br.readLine();

        if (line != null) {
            host = line;
            line = br.readLine();
            if (line != null) {
                port = Integer.parseInt(line);
            }
        }
    }

    scanner = new Scanner(System.in);

    //System.out.print("Input server IP hostname : ");
    //host = scan.nextLine();
    //System.out.print("Input server Port : ");
    //port = scan.nextInt();
    //scan.nextLine();
    tcpSocket = new Socket(host, port);
    System.out.println("Connected");
    Thread t = new Thread(new StringGetter());
    t.start();
    while (true) {
        sleep(100);
        if (!voteInput) {
            System.out.print("COMMAND : ");
        }
        //send msg to server
        String msg = scanner.next();
        //if ((day && isAlive == 1) || (!day && role.equals("werewolf") && isAlive == 1)) {
        ParseCommand(msg);
        //}
    }
}

From source file:ObfuscatingStream.java

/**
 * Obfuscates or unobfuscates the second command-line argument, depending on
 * whether the first argument starts with "o" or "u"
 * /*from  w  w w  .  java  2 s .  c  o m*/
 * @param args
 *            Command-line arguments
 * @throws IOException
 *             If an error occurs obfuscating or unobfuscating
 */
public static void main(String[] args) throws IOException {
    InputStream input = new ByteArrayInputStream(args[1].getBytes());
    StringBuilder toPrint = new StringBuilder();
    if (args[0].startsWith("o")) {
        ByteArrayOutputStream bytes = new ByteArrayOutputStream();
        OutputStream out = obfuscate(bytes);
        int read = input.read();
        while (read >= 0) {
            out.write(read);
            read = input.read();
        }
        byte[] receiptBytes = bytes.toByteArray();
        for (int b = 0; b < receiptBytes.length; b++) {
            int chr = (receiptBytes[b] + 256) % 256;
            toPrint.append(HEX_CHARS[chr >>> 4]);
            toPrint.append(HEX_CHARS[chr & 0xf]);
        }
    } else if (args[0].startsWith("u")) {
        input = unobfuscate(input);
        InputStreamReader reader = new InputStreamReader(input);

        int read = reader.read();
        while (read >= 0) {
            toPrint.append((char) read);
            read = reader.read();
        }
    } else
        throw new IllegalArgumentException("First argument must start with o or u");
    System.out.println(toPrint.toString());
}

From source file:com.ctriposs.rest4j.tools.snapshot.check.Rest4JSnapshotCompatibilityChecker.java

public static void main(String[] args) {
    final Options options = new Options();
    options.addOption("h", "help", false, "Print help");
    options.addOption(OptionBuilder.withArgName("compatibility_level").withLongOpt("compat").hasArg()
            .withDescription("Compatibility level " + listCompatLevelOptions()).create('c'));
    final String cmdLineSyntax = Rest4JSnapshotCompatibilityChecker.class.getCanonicalName()
            + " [pairs of <prevRestspecPath currRestspecPath>]";

    final CommandLineParser parser = new PosixParser();
    final CommandLine cmd;

    try {//  ww w.j ava  2  s .  co m
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(1);
        return; // to suppress IDE warning
    }

    final String[] targets = cmd.getArgs();
    if (cmd.hasOption('h') || targets.length < 2 || targets.length % 2 != 0) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(1);
    }

    final String compatValue;
    if (cmd.hasOption('c')) {
        compatValue = cmd.getOptionValue('c');
    } else {
        compatValue = CompatibilityLevel.DEFAULT.name();
    }

    final CompatibilityLevel compat;
    try {
        compat = CompatibilityLevel.valueOf(compatValue.toUpperCase());
    } catch (IllegalArgumentException e) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(1);
        return;
    }

    final StringBuilder allSummaries = new StringBuilder();
    boolean result = true;
    final String resolverPath = System.getProperty(AbstractGenerator.GENERATOR_RESOLVER_PATH);
    final Rest4JSnapshotCompatibilityChecker checker = new Rest4JSnapshotCompatibilityChecker();
    checker.setResolverPath(resolverPath);

    for (int i = 1; i < targets.length; i += 2) {
        String prevTarget = targets[i - 1];
        String currTarget = targets[i];
        CompatibilityInfoMap infoMap = checker.check(prevTarget, currTarget, compat);
        result &= infoMap.isCompatible(compat);
        allSummaries.append(infoMap.createSummary(prevTarget, currTarget));

    }

    if (compat != CompatibilityLevel.OFF && allSummaries.length() > 0) {
        System.out.println(allSummaries);
    }

    System.exit(result ? 0 : 1);
}

From source file:com.ctriposs.rest4j.tools.idlcheck.Rest4JResourceModelCompatibilityChecker.java

@SuppressWarnings({ "static" })
public static void main(String[] args) {
    final Options options = new Options();
    options.addOption("h", "help", false, "Print help");
    options.addOption(OptionBuilder.withArgName("compatibility_level").withLongOpt("compat").hasArg()
            .withDescription("Compatibility level " + listCompatLevelOptions()).create('c'));
    final String cmdLineSyntax = Rest4JResourceModelCompatibilityChecker.class.getCanonicalName()
            + " [pairs of <prevRestspecPath currRestspecPath>]";

    final CommandLineParser parser = new PosixParser();
    final CommandLine cmd;

    try {/*from w ww  .  j av a2s. c o m*/
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(1);
        return; // to suppress IDE warning
    }

    final String[] targets = cmd.getArgs();
    if (cmd.hasOption('h') || targets.length < 2 || targets.length % 2 != 0) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(1);
    }

    final String compatValue;
    if (cmd.hasOption('c')) {
        compatValue = cmd.getOptionValue('c');
    } else {
        compatValue = CompatibilityLevel.DEFAULT.name();
    }

    final CompatibilityLevel compat;
    try {
        compat = CompatibilityLevel.valueOf(compatValue.toUpperCase());
    } catch (IllegalArgumentException e) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(1);
        return;
    }

    final StringBuilder allSummaries = new StringBuilder();
    boolean result = true;
    for (int i = 1; i < targets.length; i += 2) {
        final Rest4JResourceModelCompatibilityChecker checker = new Rest4JResourceModelCompatibilityChecker();
        checker.setResolverPath(System.getProperty(AbstractGenerator.GENERATOR_RESOLVER_PATH));

        String prevTarget = targets[i - 1];
        String currTarget = targets[i];
        result &= checker.check(prevTarget, currTarget, compat);
        allSummaries.append(checker.getInfoMap().createSummary(prevTarget, currTarget));
    }

    if (compat != CompatibilityLevel.OFF && allSummaries.length() > 0) {
        System.out.println(allSummaries);
    }

    System.exit(result ? 0 : 1);
}

From source file:JALPTest.java

/**
 * The main method that gets called to test JALoP.
 *
 * @param args   the command line arguments
 *///  w w w.j  a  va 2s  . c o m
public static void main(String[] args) {
    Producer producer = null;
    try {
        Options options = createOptions();
        CommandLineParser parser = new PosixParser();
        CommandLine cmd = parser.parse(options, args);

        String pathToXML = null;
        String type = null;
        String input = null;
        String privateKeyPath = null;
        String publicKeyPath = null;
        String certPath = null;
        String socketPath = null;
        Boolean hasDigest = false;
        File file = null;
        ApplicationMetadataXML xml = null;

        if (cmd.hasOption("h")) {
            System.out.println(usage);
            return;
        }
        if (cmd.hasOption("a")) {
            pathToXML = cmd.getOptionValue("a");
        }
        if (cmd.hasOption("t")) {
            type = cmd.getOptionValue("t");
        }
        if (cmd.hasOption("p")) {
            file = new File(cmd.getOptionValue("p"));
        }
        if (cmd.hasOption("s")) {
            BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
            StringBuilder sb = new StringBuilder();
            String s;
            while ((s = in.readLine()) != null && s.length() != 0) {
                sb.append(s);
                sb.append("\n");
            }
            input = sb.toString();
        }
        if (cmd.hasOption("j")) {
            socketPath = cmd.getOptionValue("j");
        }
        if (cmd.hasOption("k")) {
            privateKeyPath = cmd.getOptionValue("k");
        }
        if (cmd.hasOption("b")) {
            publicKeyPath = cmd.getOptionValue("b");
        }
        if (cmd.hasOption("c")) {
            certPath = cmd.getOptionValue("c");
        }
        if (cmd.hasOption("d")) {
            hasDigest = true;
        }

        if (pathToXML != null) {
            xml = createXML(readXML(pathToXML));
        }

        producer = createProducer(xml, socketPath, privateKeyPath, publicKeyPath, certPath, hasDigest);
        callSend(producer, type, input, file);

    } catch (IOException e) {
        if (producer != null) {
            System.out.println("Failed to open socket: " + producer.getSocketFile());
        } else {
            System.out.println("Failed to create Producer");
        }
    } catch (Exception e) {
        error(e.toString());
        return;
    }
}

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;/*ww w  .ja v a2  s  .  c o 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:fr.eo.util.dumper.Dumper.java

/**
 * @param args/*from w ww.j  a v  a  2 s.c o m*/
 */
public static void main(String[] args) {

    String appName = args[0];

    System.out.println("Starting dumper ...");

    Statement stmt = null;

    try {
        System.out.println("Getting database connection ...");
        Connection conn = getJtdsConnection();

        List<RequestDefinitionBean> requests = RequestDefinitionParser.getRequests(appName);

        assetFolder = RequestDefinitionParser.getAppBaseDir(appName) + "assets/";

        for (RequestDefinitionBean request : requests) {
            int currentFileSize = 0, cpt = 1;
            stmt = conn.createStatement();
            System.out.println("Dumping " + request.name + "...");
            ResultSet rs = stmt.executeQuery(request.sql);
            BufferedWriter bw = getWriter(request.name, cpt);
            bw.append(COPYRIGHTS);
            currentFileSize += COPYRIGHTS.length();
            bw.append("--" + request.name + "\n");
            while (rs.next()) {
                StringBuilder sb = new StringBuilder();
                sb.append("INSERT INTO ");
                sb.append(request.table).append(" VALUES (");
                int pos = 0;
                for (String fieldName : request.fields) {
                    String str = getFieldValue(request, pos, rs, fieldName);
                    sb.append(str);
                    pos++;
                    if (pos < request.fields.size()) {
                        sb.append(",");
                    }
                }
                sb.append(");\n");
                currentFileSize += sb.length();
                bw.append(sb.toString());
                bw.flush();

                if (currentFileSize > MAX_FILE_SIZE) {
                    bw.close();

                    bw = getWriter(request.name, ++cpt);
                    bw.append(COPYRIGHTS);
                    bw.append("--" + request.name + "\n");
                    currentFileSize = COPYRIGHTS.length();
                }
            }
            bw.flush();
            bw.close();
        }

        System.out.println("done.");

    } catch (SQLException e) {
        e.printStackTrace();
    } catch (ClassNotFoundException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (stmt != null) {
            try {
                stmt.close();
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }

    DumpFilesDescriptor descriptor = new DumpFilesDescriptor();
    descriptor.lineNumbers = getDumpLinesNumber();
    descriptor.dumpFileNames = dumpFileNames;
    writeDescriptorFile(descriptor);

    System.out.println("nb :" + descriptor.lineNumbers);
}

From source file:com.linkedin.restli.tools.idlcheck.RestLiResourceModelCompatibilityChecker.java

public static void main(String[] args) {
    final Options options = new Options();
    options.addOption("h", "help", false, "Print help");
    options.addOption(OptionBuilder.withArgName("compatibility_level").withLongOpt("compat").hasArg()
            .withDescription("Compatibility level " + listCompatLevelOptions()).create('c'));
    options.addOption(OptionBuilder.withLongOpt("report").withDescription(
            "Prints a report at the end of the execution that can be parsed for reporting to other tools")
            .create("report"));
    final String cmdLineSyntax = RestLiResourceModelCompatibilityChecker.class.getCanonicalName()
            + " [pairs of <prevRestspecPath currRestspecPath>]";

    final CommandLineParser parser = new PosixParser();
    final CommandLine cmd;

    try {//from  w  w  w .j  a  va2s . co  m
        cmd = parser.parse(options, args);
    } catch (ParseException e) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(255);
        return; // to suppress IDE warning
    }

    final String[] targets = cmd.getArgs();
    if (cmd.hasOption('h') || targets.length < 2 || targets.length % 2 != 0) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(255);
    }

    final String compatValue;
    if (cmd.hasOption('c')) {
        compatValue = cmd.getOptionValue('c');
    } else {
        compatValue = CompatibilityLevel.DEFAULT.name();
    }

    final CompatibilityLevel compat;
    try {
        compat = CompatibilityLevel.valueOf(compatValue.toUpperCase());
    } catch (IllegalArgumentException e) {
        new HelpFormatter().printHelp(cmdLineSyntax, options, true);
        System.exit(255);
        return;
    }

    final StringBuilder allSummaries = new StringBuilder();
    final RestLiResourceModelCompatibilityChecker checker = new RestLiResourceModelCompatibilityChecker();
    for (int i = 1; i < targets.length; i += 2) {
        checker.setResolverPath(System.getProperty(AbstractGenerator.GENERATOR_RESOLVER_PATH));

        String prevTarget = targets[i - 1];
        String currTarget = targets[i];
        checker.check(prevTarget, currTarget, compat);
    }

    allSummaries.append(checker.getInfoMap().createSummary());

    if (compat != CompatibilityLevel.OFF && allSummaries.length() > 0) {
        System.out.println(allSummaries);
    }

    if (cmd.hasOption("report")) {
        System.out.println(new CompatibilityReport(checker.getInfoMap(), compat).createReport());
        System.exit(0);
    }

    System.exit(checker.getInfoMap().isCompatible(compat) ? 0 : 1);
}

From source file:mxnet.ObjectDetection.java

public static void main(String[] args) {
    List<Context> context = new ArrayList<Context>();
    context.add(Context.cpu());//from   ww  w . ja  va  2  s. c  o  m
    downloadModelImage();

    List<List<ObjectDetectorOutput>> output = runObjectDetectionSingle(modelPath, imagePath, context);

    Shape inputShape = new Shape(new int[] { 1, 3, 512, 512 });
    Shape outputShape = new Shape(new int[] { 1, 6132, 6 });
    int width = inputShape.get(2);
    int height = inputShape.get(3);
    String outputStr = "\n";

    for (List<ObjectDetectorOutput> ele : output) {
        for (ObjectDetectorOutput i : ele) {
            outputStr += "Class: " + i.getClassName() + "\n";
            outputStr += "Probabilties: " + i.getProbability() + "\n";

            List<Float> coord = Arrays.asList(i.getXMin() * width, i.getXMax() * height, i.getYMin() * width,
                    i.getYMax() * height);
            StringBuilder sb = new StringBuilder();
            for (float c : coord) {
                sb.append(", ").append(c);
            }
            outputStr += "Coord:" + sb.substring(2) + "\n";
        }
    }
    System.out.println(outputStr);
}

From source file:com.heliosapm.opentsdb.client.boot.JavaAgentInstaller.java

public static void main(final String[] args) {
    if (args.length == 0) {
        loge("Usage: java com.heliosapm.opentsdb.client.boot.JavaAgentInstaller \n\t<PID | Name to match> \n\t[-list | -listjson] \n\t[-p k=v] \n\t[-config URL|File]");
    }/*from  www . j av a  2  s . co  m*/
    final long pid;
    if (isPid(args[0])) {
        pid = Long.parseLong(args[0].trim());
    } else if ("-list".equalsIgnoreCase(args[0])) {
        printJVMs(myId);
        return;
    } else if ("-listjson".equalsIgnoreCase(args[0])) {
        printJVMsInJSON(myId);
        return;
    } else {
        pid = findPid(args[0]);
    }
    if (pid < 1) {
        System.exit(-1);
    }

    log("Installing JavaAgent to PID: %s from JAR: %s", pid,
            JavaAgentInstaller.class.getProtectionDomain().getCodeSource().getLocation());
    VirtualMachine vm = null;
    try {
        final String loc = new File(
                JavaAgentInstaller.class.getProtectionDomain().getCodeSource().getLocation().getFile())
                        .getAbsolutePath();
        vm = VirtualMachine.attach("" + pid);
        log("Connected to process %s, loading Agent from %s", vm.id(), loc);
        if (args.length > 1) {
            StringBuilder b = new StringBuilder();
            for (int i = 1; i < args.length; i++) {
                b.append(args[i]).append("|~");
                if ("-config".equalsIgnoreCase(args[i])) {
                    i++;
                    final URL url = URLHelper.toURL(args[i]);
                    b.append(url).append("|~");
                }
            }
            b.deleteCharAt(b.length() - 1);
            b.deleteCharAt(b.length() - 1);
            log("Loading with options [%s]", b);
            vm.loadAgent(loc, b.toString());
        } else {
            log("Loading with no options");
            vm.loadAgent(loc);
        }
        log("Agent loaded to process %s", vm.id());
        System.exit((int) pid);
    } catch (Exception ex) {
        loge("Failed to attach to process %s. Stack trace follows...", pid);
        ex.printStackTrace(System.err);
    } finally {
        if (vm != null) {
            try {
                vm.detach();
                log("Detached from process %s", pid);
            } catch (Exception ex) {
            }
        }
    }
}