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:org.openmrs.module.eidinterface.web.controller.PatientStatusController.java

@ResponseBody
@RequestMapping(value = "module/eidinterface/getPatientStatus", method = RequestMethod.POST)
public String getPatientStatus(HttpServletResponse response, @RequestBody String identifiers)
        throws IOException {

    StringWriter sw = new StringWriter();
    CSVWriter csv = new CSVWriter(sw);

    String[] header = { "Identifier", "Status", "CCC Number" };
    csv.writeNext(header);//from  ww  w  .  ja  v  a 2 s . c om

    StringReader sr = new StringReader(identifiers);
    Scanner s = new Scanner(sr);

    // iterate through identifiers
    while (s.hasNext()) {

        String identifier = s.next().trim();

        String status;
        String ccc = "";

        String[] parts = identifier.split("-");
        String validIdentifier = new LuhnIdentifierValidator().getValidIdentifier(parts[0]);

        if (!OpenmrsUtil.nullSafeEquals(identifier, validIdentifier)) {
            status = "INVALID IDENTIFIER";
        } else {
            List<Patient> patients = Context.getPatientService().getPatients(null, identifier, null, true);
            if (patients != null && patients.size() == 1) {
                Patient p = patients.get(0);
                PatientIdentifier pi = p.getPatientIdentifier(CCC_NUMBER_PATIENT_IDENTIFIER_ID);
                if (pi != null) {
                    status = "ENROLLED";
                    ccc = pi.getIdentifier();
                } else {
                    status = "NOT ENROLLED";
                }
            } else if (patients != null && patients.size() > 1) {
                status = "MULTIPLE FOUND";
            } else {
                status = "NOT FOUND";
            }
        }

        csv.writeNext(new String[] { identifier, status, ccc });
    }

    // flush the string writer
    sw.flush();

    // set the information
    response.setContentType("text/plain");
    response.setCharacterEncoding("UTF-8");

    // respond with it
    return sw.toString();
}

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From source file:com.amazonaws.auth.profile.internal.ProfilesConfigFileParser.java

/**
 * Loads the credentials from the given input stream.
 *
 * @param is input stream from where the profile details are read.
 * @throws IOException//from   w w w .ja va  2s  .  com
 */
private static Map<String, Profile> loadProfiles(InputStream is) throws IOException {
    Scanner scanner = new Scanner(is);
    AWSCredentials credentials = null;
    String profileName = null;
    String accessKey = null;
    String secretKey = null;
    String line = null;
    boolean accessKeyRead = false;
    boolean secretKeyRead = false;
    ProfileCredentialScannerState scannerState = ProfileCredentialScannerState.READ_CONFIG_NAME;
    HashMap<String, Profile> profilesByName = new HashMap<String, Profile>();

    try {
        while (scanner.hasNextLine()) {
            line = scanner.nextLine();
            line = line.trim();

            if (line.isEmpty())
                continue;

            if (!line.startsWith("[") && !line.startsWith(AWS_ACCESS_KEY_ID)
                    && !line.startsWith(AWS_SECRET_ACCESS_KEY)) {
                LOG.info("Unsupported configuration setting: " + line);
                continue;
            }

            switch (scannerState) {
            case READ_CONFIG_NAME:
                profileName = parseProfileName(line);
                scannerState = ProfileCredentialScannerState.READ_KEY;
                break;
            case READ_KEY:
                if (line.startsWith(AWS_ACCESS_KEY_ID) && !accessKeyRead) {
                    accessKey = parseAccessKey(line);
                    accessKeyRead = true;
                } else if (!secretKeyRead) {
                    secretKey = parseSecretKey(line);
                    secretKeyRead = true;
                } else {
                    throw new AmazonClientException(
                            "Unable to load Amazon AWS Credentials. File not in proper format.");
                }
                break;
            }

            if (accessKeyRead && secretKeyRead) {

                assertParameterNotEmpty(profileName,
                        "Unable to load credentials into profile. ProfileName is empty. " + line);
                assertParameterNotEmpty(accessKey,
                        "Unable to load credentials into profile. AWS Access Key ID is empty. " + line);
                assertParameterNotEmpty(secretKey,
                        "Unable to load credentials into profile. AWS Secret Access Key is empty. " + line);

                credentials = new BasicAWSCredentials(accessKey, secretKey);
                profilesByName.put(profileName, new Profile(credentials));
                scannerState = ProfileCredentialScannerState.READ_CONFIG_NAME;
                accessKeyRead = false;
                secretKeyRead = false;
            }
        }
        if (scannerState != ProfileCredentialScannerState.READ_CONFIG_NAME || accessKeyRead || secretKeyRead) {
            throw new AmazonClientException(
                    "Unable to load credentials into profile. Profile Name or AWS Access Key ID or AWS Secret Access Key missing for a profile.");
        }

    } finally {
        scanner.close();
    }

    return profilesByName;
}

---

From source file:com.microsoft.intellij.util.WAHelper.java

/**
 * This API compares if two files content is identical. It ignores extra
 * spaces and new lines while comparing//from  ww w.j ava  2s  .  com
 *
 * @param sourceFile
 * @param destFile
 * @return
 * @throws Exception
 */
public static boolean isFilesIdentical(URL sourceFile, File destFile) throws Exception {
    try {
        Scanner sourceFileScanner = new Scanner(sourceFile.openStream());
        Scanner destFileScanner = new Scanner(destFile);

        while (sourceFileScanner.hasNext()) {
            /*
             * If source file is having next token then destination file
            * also should have next token, else they are not identical.
            */
            if (!destFileScanner.hasNext()) {
                destFileScanner.close();
                sourceFileScanner.close();
                return false;
            }
            if (!sourceFileScanner.next().equals(destFileScanner.next())) {
                sourceFileScanner.close();
                destFileScanner.close();
                return false;
            }
        }
        /*
        * Handling the case where source file is empty and destination file
        * is having text
        */
        if (destFileScanner.hasNext()) {
            destFileScanner.close();
            sourceFileScanner.close();
            return false;
        } else {
            destFileScanner.close();
            sourceFileScanner.close();
            return true;
        }
    } catch (Exception e) {
        e.printStackTrace();
        throw e;
    } /*finally {
      sourceFile.close();
      }*/
}

---

From source file:com.joliciel.talismane.posTagger.PosTagSetImpl.java

public PosTagSetImpl(File file) {
    Scanner scanner = null;/*from ww w  .  j  a  v  a  2s  . c  om*/
    try {
        scanner = new Scanner(new BufferedReader(new InputStreamReader(new FileInputStream(file), "UTF-8")));
        this.load(scanner);
    } catch (IOException e) {
        LogUtils.logError(LOG, e);
        throw new RuntimeException(e);
    }
}

---

From source file:com.github.rnewson.couchdb.lucene.Index.java

public static void main(String[] args) throws Exception {
    Utils.LOG.info("indexer started.");
    final Indexer indexer = new Indexer(FSDirectory.getDirectory(Config.INDEX_DIR));
    final Thread thread = new Thread(indexer, "index");
    thread.setDaemon(true);/*  ww w  . j a v  a2  s  .com*/
    thread.start();

    final Scanner scanner = new Scanner(System.in);
    while (scanner.hasNextLine()) {
        final String line = scanner.nextLine();
        final JSONObject obj = JSONObject.fromObject(line);
        if (obj.has("type") && obj.has("db")) {
            indexer.setStale(true);
        }
    }
    Utils.LOG.info("indexer stopped.");
}

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From source file:de.vandermeer.skb.commons.utils.Json2Collections.java

/**
 * Reads the given JSON file and logs errors.
 * @param file JSON file//from   w  w  w.  j  a va2s  .co  m
 * @return a map with information from the JSON file or null in case of errors 
 */
public Object read(File file) {
    if (file != null && file.canRead()) {
        try {
            return this.read(new Scanner(file));
        } catch (Exception ignore) {
        }
    }
    return null;
}

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From source file:at.beris.virtualfile.shell.Shell.java

public Shell() throws IOException {
    fileContext = new FileContext();
    localFile = fileContext.newLocalFile(System.getProperty("user.dir"));
    scanner = new Scanner(System.in);
    scanner.useDelimiter("\n");
}

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From source file:msuresh.raftdistdb.RaftClient.java

public static void GetValue(String name, String key) throws FileNotFoundException {
    if (key == null || key.isEmpty()) {
        return;//from w ww .ja va 2s.  c  om
    }
    File configFile = new File(Constants.STATE_LOCATION + name + ".info");
    if (!configFile.exists() || configFile.isDirectory()) {
        FileNotFoundException ex = new FileNotFoundException();
        throw ex;
    }
    try {
        System.out.println("Getting key .. Hold on.");
        String content = new Scanner(configFile).useDelimiter("\\Z").next();
        JSONObject config = (JSONObject) (new JSONParser()).parse(content);
        Long numPart = (Long) config.get("countPartitions");
        Integer shardId = key.hashCode() % numPart.intValue();
        JSONArray memberJson = (JSONArray) config.get(shardId.toString());
        List<Address> members = new ArrayList<>();
        for (int i = 0; i < memberJson.size(); i++) {
            JSONObject obj = (JSONObject) memberJson.get(i);
            Long port = (Long) obj.get("port");
            String address = (String) obj.get("address");
            members.add(new Address(address, port.intValue()));
        }
        CopycatClient client = CopycatClient.builder(members).withTransport(new NettyTransport()).build();
        client.open().join();
        Object str = client.submit(new GetQuery(key)).get();
        System.out.println("For the key : " + key + ", the database returned the value : " + (String) str);
        client.close().join();
        while (client.isOpen()) {
            Thread.sleep(1000);
        }
    } catch (Exception ex) {
        System.out.println(ex.toString());
    }
}

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From source file:com.btobits.automator.fix.utils.FileMessageFactory.java

public void load() throws Exception {
    try {/*  w ww.j a  v  a  2s  . c  o m*/
        Scanner scanner = new Scanner(new FileInputStream(file));

        while (scanner.hasNextLine()) {
            final String line = scanner.nextLine();

            if (StringUtils.isBlank(line)) {
                continue;
            }

            int i = line.indexOf("8=FIX");
            if (i != -1) {
                String s = line.substring(i);
                final String type = MessageUtils.getStringField(s, FixUtils.MSGTYPE);
                if (!isSkip(type)) {
                    messages.add(s);
                }
            }
        }
    } catch (Exception ex) {
        throw new Exception("Error load from file", ex);
    }
}

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From source file:com.openbravo.webservicesimplementation.OpenbravoSystemClient.java

public void run() {
    StringBuilder menuString = new StringBuilder();
    in = new Scanner(System.in);
    menuString.append("OPENBRAVO SYSTEM SEND MENU\n");
    menuString.append("     1.- Get Product Category JSON\n");
    menuString.append("     2.- Send Order Entity JSON\n");
    menuString.append("     3.- Exit\n");
    while (!exit) {
        System.out.println(menuString.toString());
        userOption = in.nextLine();//from w w w  . j  a  v a  2 s  .  c o m
        switch (userOption) {
        case "1":
            this.getProductCategoryJSON();
            break;
        case "2":
            this.sendOrderEntityJSON();
            break;
        case "3":
            System.out.println("Bye !");
            exit = true;
            break;
        default:
            System.out.println("Incorrect option..try again\n");
        }
    }
}

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