Example usage for java.util Scanner Scanner

Introduction

In this page you can find the example usage for java.util Scanner Scanner.

Prototype

public Scanner(ReadableByteChannel source) 

Source Link

Document

Constructs a new Scanner that produces values scanned from the specified channel.

Usage

From source file:jenkins.plugins.jclouds.compute.MigrationTest.java

private void checkTags(final File f) throws Exception {
    // Verify that the obsoleted tags are gone
    String content = new Scanner(f).useDelimiter("\\Z").next();
    assertFalse("Tag <identity> still in file", content.contains("<identity>"));
    assertFalse("Tag <credential> still in file", content.contains("<credential>"));
    assertFalse("Tag <privateKey> still in file", content.contains("<privateKey>"));
    assertFalse("Tag <publicKey> still in file", content.contains("<publicKey>"));
    assertFalse("Tag <initScript> still in file", content.contains("<initScript>"));
    assertFalse("Tag <userData> still in file", content.contains("<userData>"));
    assertFalse("Tag <vmUser> still in file", content.contains("<vmUser>"));
    assertFalse("Tag <vmPassword> still in file", content.contains("<vmPassword>"));
    assertFalse("Tag <preInstalledJava> still in file", content.contains("<preInstalledJava>"));
    assertFalse("Tag <preInstalledJava> still in file", content.contains("<preInstalledJava>"));
    assertFalse("Tag <assignFloatingIp> still in file", content.contains("<assignFloatingIp>"));
    assertFalse("Tag <isWindows> still in file", content.contains("<isWindows>"));
    // Verify, that new tags are there
    assertTrue("Tag <cloudCredentialsId> in file", content.contains("<cloudCredentialsId>"));
    assertTrue("Tag <cloudGlobalKeyId> in file", content.contains("<cloudGlobalKeyId>"));
    assertTrue("Tag <credentialsId> in file", content.contains("<credentialsId>"));
    assertTrue("Tag <initScriptId> in file", content.contains("<initScriptId>"));
    assertTrue("Tag <userDataEntries> in file", content.contains("<userDataEntries>"));
    assertTrue("Tag <adminCredentialsId> in file", content.contains("<adminCredentialsId>"));
    assertTrue("Tag <useConfigDrive> in file", content.contains("<useConfigDrive>"));
    assertTrue("Tag <waitPhoneHome> in file", content.contains("<waitPhoneHome>"));
    assertTrue("Tag <waitPhoneHomeTimeout> in file", content.contains("<waitPhoneHomeTimeout>"));
}

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From source file:org.sasabus.export2Freegis.network.DataRequestManager.java

public String datarequest() throws IOException {
    Scanner sc = new Scanner(new File(DATAREQUEST));
    String subscriptionstring = "";
    while (sc.hasNextLine()) {
        subscriptionstring += sc.nextLine();
    }//w ww  .j  a v  a  2  s  . c o m
    sc.close();
    SimpleDateFormat date_date = new SimpleDateFormat("yyyy-MM-dd");
    SimpleDateFormat date_time = new SimpleDateFormat("HH:mm:ssZ");

    Date d = new Date();
    String timestamp = date_date.format(d) + "T" + date_time.format(d);
    timestamp = timestamp.substring(0, timestamp.length() - 2) + ":"
            + timestamp.substring(timestamp.length() - 2);

    subscriptionstring = subscriptionstring.replaceAll(":timestamp", timestamp);

    String requestString = "http://" + this.address + ":" + this.portnumber_sender
            + "/TmEvNotificationService/gms/polldata.xml";

    HttpPost subrequest = new HttpPost(requestString);

    StringEntity requestEntity = new StringEntity(subscriptionstring,
            ContentType.create("text/xml", "ISO-8859-1"));

    CloseableHttpClient httpClient = HttpClients.createDefault();

    subrequest.setEntity(requestEntity);

    CloseableHttpResponse response = httpClient.execute(subrequest);
    //System.out.println("Stauts Response: " + response.getStatusLine().getStatusCode());
    //System.out.println("Status Phrase: " + response.getStatusLine().getReasonPhrase());
    HttpEntity responseEntity = response.getEntity();
    String responsebody = "";
    if (responseEntity != null) {
        responsebody = EntityUtils.toString(responseEntity);
    }
    return responsebody;
}

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From source file:org.mifos.tools.service.ConsoleReaderService.java

@Override
public void run(String... args) throws Exception {
    final Scanner console = new Scanner(System.in);

    while (true) {
        System.out.print("ppiul> ");
        final String command = console.nextLine();
        if (command.equals("quit")) {
            System.out.println("Bye!");
            break;
        } else if (command.startsWith("show")) {
            if (command.contains("config")) {
                this.printProperties();
            } else if (command.contains("countries")) {
                this.printCountries();
            } else {
                this.unknownCommand();
            }/*from  ww w . j  a  v  a2s  .  com*/
        } else if (command.startsWith("set")) {
            this.setProperty(command);
        } else if (command.startsWith("upload")) {
            final String[] message = command.split(" ");
            this.ppiUploaderService.upload(this.properties, message[1]);
        } else if (command.startsWith("help")) {
            this.printHelp();
        } else {
            this.unknownCommand();
        }
    }
}

---

From source file:ReversePolishNotation.java

/**
 * This method will calculate the answer of the given Reverse Polar Notation
 * equation. All exceptions are thrown to the parent for handling.
 * /*from w w w.  j a  va2s.  c o m*/
 * @param input
 *            is the equation entered by the user
 * @throws EmptyRPNException
 *             when there is no RPN equation to be evaluated.
 * @throws RPNDivideByZeroException
 *             when the RPN equation attempts to divide by zero.
 * @throws RPNUnderflowException
 *             when the RPN equation has a mathematical operator before
 *             there are enough numerical values for it to evaluate.
 * @throws InvalidRPNException
 *             when the RPN equation is a String which is unable to be
 *             manipulated.
 * @throws RPNOverflowException
 *             when the RPN equation has too many numerical values and not
 *             enough mathematical operators with which to evaluate them.
 * @return the top item of the stack; the calculated answer of the Reverse
 *         Polish Notation equation
 */
public static double calcRPN(String input) {
    // eliminate any leading or trailing whitespace from input
    input = input.trim();
    // scanner to manipulate input and stack to store double values
    String next;
    Stack<Double> stack = new Stack<Double>();
    Scanner scan = new Scanner(input);

    // loop while there are tokens left in scan
    while (scan.hasNext()) {
        // retrieve the next token from the input
        next = scan.next();

        // see if token is mathematical operator
        if (nextIsOperator(next)) {
            // ensure there are enough numbers on stack
            if (stack.size() > 1) {
                if (next.equals("+")) {
                    stack.push((Double) stack.pop() + (Double) stack.pop());
                } else if (next.equals("-")) {
                    stack.push(-(Double) stack.pop() + (Double) stack.pop());
                } else if (next.equals("*")) {
                    stack.push((Double) stack.pop() * (Double) stack.pop());
                } else if (next.equals("/")) {
                    double first = stack.pop();
                    double second = stack.pop();

                    if (first == 0) {
                        System.out.println("The RPN equation attempted to divide by zero.");
                    } else {
                        stack.push(second / first);
                    }
                }
            } else {
                System.out.println(
                        "A mathematical operator occured before there were enough numerical values for it to evaluate.");
            }
        } else {
            try {
                stack.push(Double.parseDouble(next));
            } catch (NumberFormatException c) {
                System.out.println("The string is not a valid RPN equation.");
            }
        }
    }

    if (stack.size() > 1) {
        System.out.println(
                "There too many numbers and not enough mathematical operators with which to evaluate them.");
    }

    return (Double) stack.pop();
}

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From source file:ca.ualberta.cs.expenseclaim.dao.ExpenseClaimDao.java

private ExpenseClaimDao(Context context) {
    claimList = new ArrayList<ExpenseClaim>();
    File file = new File(context.getFilesDir(), FILENAME);
    Scanner scanner = null;/*from w w w.ja va  2s. co m*/
    try {
        scanner = new Scanner(file);
        while (scanner.hasNextLine()) {
            JSONObject jo = new JSONObject(scanner.nextLine());
            ExpenseClaim claim = new ExpenseClaim();
            claim.setId(jo.getInt("id"));
            claim.setName(jo.getString("name"));
            claim.setDescription(jo.getString("description"));
            claim.setStartDate(new Date(jo.getLong("startDate")));
            claim.setEndDate(new Date(jo.getLong("endDate")));
            claim.setStatus(jo.getString("status"));
            if (maxId < claim.getId()) {
                maxId = claim.getId();
            }
            claimList.add(claim);
        }
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        if (scanner != null) {
            scanner.close();
        }
    }
    maxId++;
}

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From source file:de.cgarbs.lib.json.JSONDataModel.java

/**
 * Reads JSON data from the specified file and writes all attribute
 * values from the JSON data to the appropriate attributes in the
 * given DataModel.//from  w ww .j  ava 2s .  c  o m
 *
 * @param model the DataModel to be written to
 * @param file the File containing the JSON data to be read
 * @throws DataException either IO errors or errors during the JSON conversion
 */
public static void readFromFile(final DataModel model, final File file) throws DataException {
    StringBuilder json = new StringBuilder();
    try {
        for (final Scanner sc = new Scanner(file); sc.hasNext();) {
            json.append(sc.nextLine());
        }
    } catch (FileNotFoundException e) {
        throw wrappedAsDataException(DataException.ERROR.IO_ERROR, e);
    }

    try {
        readFromJSON(model, getJSONParser().parse(json.toString(), getOrderedContainerFactory()));
    } catch (ParseException e) {
        throw wrappedAsDataException(DataException.ERROR.JSON_CONVERSION_ERROR, e);
    } catch (JSONException e) {
        throw wrappedAsDataException(DataException.ERROR.JSON_CONVERSION_ERROR, e);
    }
}

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From source file:com.intel.cosbench.driver.handler.TriggerHandler.java

@Override
protected Response process(HttpServletRequest req, HttpServletResponse res) throws Exception {
    scriptLog = "";
    Scanner scanner = new Scanner(req.getInputStream());
    String trigger = getTrigger(scanner);
    runTrigger(trigger);/* ww  w.ja v a2  s  .c om*/

    return createResponse();
}

---

From source file:com.joliciel.lefff.LefffPosTagMapperImpl.java

public LefffPosTagMapperImpl(File file, PosTagSet posTagSet) {
    this.posTagSet = posTagSet;
    Scanner scanner = null;//  w  ww  .  j  a  va  2 s  . c o m
    try {
        scanner = new Scanner(file);
        List<String> descriptors = new ArrayList<String>();
        while (scanner.hasNextLine()) {
            String line = scanner.nextLine();
            descriptors.add(line);
        }
        this.load(descriptors);
    } catch (FileNotFoundException e) {
        LogUtils.logError(LOG, e);
        throw new RuntimeException(e);
    }
}

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From source file:com.jaxio.celerio.template.VelocityGeneratorTest.java

@Test
public void testExtraction() {
    String message = "Object 'com.jaxio.celerio.convention.WellKnownFolder' does not contain property 'resource' at src/main/resources/spring/springmvc-parent.p.vm.xml[line "
            + "28, column 47]";
    Scanner s = new Scanner(message);
    String u = s.findInLine("\\[line (\\d+), column (\\d+)\\]");
    assertThat(u).isNotEmpty();//from  ww  w.  j a  v  a2 s.co m
    MatchResult result = s.match();
    assertThat(result.groupCount()).isEqualTo(2);
    assertThat(result.group(1)).isEqualTo("28");
    assertThat(result.group(2)).isEqualTo("47");
}

---

From source file:Vdisk.java

public void get_access_token() {
    Scanner in = new Scanner(System.in);
    this.access_token = in.next();
}

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