Example usage for java.lang Byte toString

Introduction

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

Prototype

public String toString() 

Source Link

Document

Returns a String object representing this Byte 's value.

Usage

From source file:Main.java

public static void main(String[] args) {
    Byte bObj = new Byte("10");

    String str = bObj.toString();
    System.out.println(str);/*from  ww  w .  ja va2  s.co  m*/
}

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From source file:Main.java

public static void main(String[] args) {
    Byte byteObject = new Byte("10");

    String str = byteObject.toString();
    System.out.println("str:" + str);
}

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From source file:com.github.jessemull.microflex.util.BigIntegerUtil.java

/**
 * Safely converts a number to a BigInteger. Loss of precision may occur. Throws
 * an arithmetic exception upon overflow.
 * @param    Object    object to parse//  w  w w  .  j  a  va  2 s.c o m
 * @return             parsed object
 * @throws   ArithmeticException    on overflow
 */
public static BigInteger toBigInteger(Object obj) {

    /* Switch on class and convert to BigInteger */

    String type = obj.getClass().getSimpleName();
    BigInteger parsed;

    switch (type) {

    case "Byte":
        Byte by = (Byte) obj;
        parsed = new BigInteger(by.toString());
        break;

    case "Short":
        Short sh = (Short) obj;
        parsed = new BigInteger(sh.toString());
        break;

    case "Integer":
        Integer in = (Integer) obj;
        parsed = new BigInteger(in.toString());
        break;

    case "Long":
        Long lo = (Long) obj;
        parsed = new BigInteger(lo.toString());
        break;

    case "Float":
        Float fl = (Float) obj;
        parsed = new BigInteger(fl.toString());
        break;

    case "BigInteger":
        parsed = (BigInteger) obj;
        break;

    case "BigDecimal":
        parsed = ((BigDecimal) obj).toBigInteger();
        break;

    case "Double":
        Double db = (Double) obj;
        parsed = new BigInteger(db.toString());
        break;

    default:
        throw new IllegalArgumentException(
                "Invalid type: " + type + "\nData values " + "must extend the abstract Number class.");

    }

    return parsed;
}

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From source file:com.github.jessemull.microflex.util.BigIntegerUtil.java

/**
 * Safely converts a number to a BigInteger. Loss of precision may occur. Throws
 * an arithmetic exception upon overflow.
 * @param    Number    object to parse// ww w  .ja va2  s .co m
 * @return             parsed object
 * @throws   ArithmeticException    on overflow
 */
public static BigInteger toBigInteger(Number number) {

    /* Switch on class and convert to BigInteger */

    String type = number.getClass().getSimpleName();
    BigInteger parsed;

    switch (type) {

    case "Byte":
        Byte by = (Byte) number;
        parsed = new BigInteger(by.toString());
        break;

    case "Short":
        Short sh = (Short) number;
        parsed = new BigInteger(sh.toString());
        break;

    case "Integer":
        Integer in = (Integer) number;
        parsed = new BigInteger(in.toString());
        break;

    case "Long":
        Long lo = (Long) number;
        parsed = new BigInteger(lo.toString());
        break;

    case "Float":
        Float fl = (Float) number;
        parsed = new BigInteger(fl.toString());
        break;

    case "BigInteger":
        parsed = (BigInteger) number;
        break;

    case "BigDecimal":
        parsed = ((BigDecimal) number).toBigInteger();
        break;

    case "Double":
        Double db = (Double) number;
        parsed = new BigInteger(db.toString());
        break;

    default:
        throw new IllegalArgumentException(
                "Invalid type: " + type + "\nData values " + "must extend the abstract Number class.");

    }

    return parsed;
}

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From source file:edu.ku.brc.helpers.XMLHelper.java

public static void xmlAttr(final StringBuilder sb, final String attr, final Byte val) {
    if (val != null || isEmptyAttrOK) {
        xmlAttr(sb, attr, val.toString());
    }/*  www  .ja  va 2s.co m*/
}

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From source file:org.apache.hadoop.hive.ql.udf.UDFToString.java

public String evaluate(Byte i) {
    if (i == null) {
        return null;
    } else {//from www .j  a v  a2 s . co m
        return i.toString();
    }
}

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From source file:com.couchbase.sqoop.mapreduce.db.CouchbaseRecordReadSerializeTest.java

@Before
@Override/*ww w .  j  a  v  a  2 s.c  o  m*/
public void setUp() throws Exception {
    super.setUp();

    tappedStuff = new HashMap<String, ResponseMessage>();

    URI uri = new URI(CouchbaseUtils.CONNECT_STRING);
    String user = CouchbaseUtils.COUCHBASE_USER_NAME;
    String pass = CouchbaseUtils.COUCHBASE_USER_PASS;

    try {
        cb = new CouchbaseClient(Arrays.asList(uri), user, pass);
    } catch (IOException e) {
        LOG.error("Couldn't connect to server" + e.getMessage());
        fail(e.toString());
    }
    this.client = new TapClient(Arrays.asList(uri), user, pass);

    cb.flush();
    Thread.sleep(500);

    // set up the items we're going to deserialize
    Integer anint = new Integer(Integer.MIN_VALUE);
    cb.set(anint.toString(), 0x300, anint).get();

    Long along = new Long(Long.MAX_VALUE);
    cb.set(along.toString(), 0, along).get();

    Float afloat = new Float(Float.MAX_VALUE);
    cb.set(afloat.toString(), 0, afloat).get();

    Double doubleBase = new Double(Double.NEGATIVE_INFINITY);
    cb.set(doubleBase.toString(), 0, doubleBase).get();

    Boolean booleanBase = true;
    cb.set(booleanBase.toString(), 0, booleanBase).get();

    rightnow = new Date(); // instance, needed later
    dateText = rightnow.toString().replaceAll(" ", "_");
    cb.set(dateText, 0, rightnow).get();

    Byte byteMeSix = new Byte("6");
    cb.set(byteMeSix.toString(), 0, byteMeSix).get();

    String ourString = "hi,there";
    cb.set(ourString.toString(), 0, ourString).get();

    client.tapDump("tester");
    while (client.hasMoreMessages()) {
        ResponseMessage m = client.getNextMessage();
        if (m == null) {
            continue;
        }
        tappedStuff.put(m.getKey(), m);
    }
}

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From source file:uk.ac.ebi.mdk.service.loader.writer.DefaultCrossReferenceIndexWriter.java

public Byte newIdentifierDocument(Class c) throws IOException {

    Byte id = ticker.byteValue();
    map.put(c, id);//w w w .j  a v a2 s .c o  m
    ticker.increment();

    Document document = new Document();

    document.add(create(CLASS_NAME, c.getName(), Field.Store.YES, Field.Index.NOT_ANALYZED));
    document.add(create(CLASS_ID, id.toString(), Field.Store.YES, Field.Index.NOT_ANALYZED));

    add(document);

    return id;
}

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From source file:com.ebay.erl.mobius.core.mapred.MobiusInputSampler.java

@Override
public Object[] getSample(InputFormat inf, JobConf job) throws IOException {
    // the following codes are copied from {@link InputSampler#RandomSampler},
    // but require some modifications.

    InputSplit[] splits = inf.getSplits(job, job.getNumMapTasks());
    ArrayList<DataJoinKey> samples = new ArrayList<DataJoinKey>(this.numSamples);
    int splitsToSample = Math.min(this.maxSplitsSampled, splits.length);

    Random r = new Random();
    long seed = r.nextLong();
    r.setSeed(seed);/*ww  w .ja v a 2s.  c om*/

    // get Sorters
    Sorter[] sorters = null;
    if (job.get(ConfigureConstants.SORTERS, null) != null) {
        // total sort job
        sorters = (Sorter[]) SerializableUtil.deserializeFromBase64(job.get(ConfigureConstants.SORTERS), job);
    } else {
        // there is no sorter, should be reducer/join job
        Column[] keys = (Column[]) SerializableUtil
                .deserializeFromBase64(job.get(ConfigureConstants.ALL_GROUP_KEY_COLUMNS), job);
        sorters = new Sorter[keys.length];
        for (int i = 0; i < keys.length; i++) {
            sorters[i] = new Sorter(keys[i].getInputColumnName(), Ordering.ASC);
        }
    }

    long proportion = 10L;
    while ((int) (this.freq * proportion) == 0) {
        proportion = proportion * 10;
    }
    proportion = 5L * proportion;

    // shuffle splits
    for (int i = 0; i < splits.length; ++i) {
        InputSplit tmp = splits[i];
        int j = r.nextInt(splits.length);
        splits[i] = splits[j];
        splits[j] = tmp;
    }

    SamplingOutputCollector collector = new SamplingOutputCollector();
    for (int i = 0; i < splitsToSample || (i < splits.length && samples.size() < numSamples); i++) {
        LOGGER.info("Sampling from split #" + (i + 1) + ", collected samples:" + samples.size());

        RecordReader<WritableComparable, WritableComparable> reader = inf.getRecordReader(splits[i], job,
                Reporter.NULL);
        WritableComparable key = reader.createKey();
        WritableComparable value = reader.createValue();

        if (!(inf instanceof MobiusDelegatingInputFormat)) {
            // not mobius delegating input format, so the CURRENT_DATASET_ID
            // will not be set by inf#getRecordReader, we set them here.
            //
            // set the current dataset id, as the AbstractMobiusMapper#configure
            // method needs this property.
            job.set(ConfigureConstants.CURRENT_DATASET_ID, job.get(ConfigureConstants.ALL_DATASET_IDS));
        }

        Byte datasetID = Byte.valueOf(job.get(ConfigureConstants.CURRENT_DATASET_ID));
        LOGGER.info("Samples coming from dataset: " + datasetID.toString());
        AbstractMobiusMapper mapper = this.getMapper(inf, splits[i], job);
        mapper.configure(job);

        // reading elements from one split
        long readElement = 0;
        while (reader.next(key, value)) {
            collector.clear();
            Tuple tuple = mapper.parse(key, value);

            readElement++;
            if (readElement > (((long) numSamples) * ((long) proportion))) {
                // a split might be very big (ex: a large gz file),
                // so we just need to read the 
                break;
            }

            if (r.nextDouble() <= freq) {
                if (samples.size() < numSamples) {
                    mapper.joinmap(key, value, collector, Reporter.NULL);
                    // joinmap function might generate more than one output key
                    // per <code>key</code> input. 
                    for (Tuple t : collector.getOutKey()) {
                        Tuple mt = Tuple.merge(tuple, t);
                        DataJoinKey nkey = this.getKey(mt, sorters, datasetID, mapper, job);
                        samples.add(nkey);
                    }
                } else {
                    // When exceeding the maximum number of samples, replace
                    // a random element with this one, then adjust the
                    // frequency to reflect the possibility of existing 
                    // elements being pushed out

                    mapper.joinmap(key, value, collector, Reporter.NULL);
                    for (Tuple t : collector.getOutKey()) {
                        int ind = r.nextInt(numSamples);
                        if (ind != numSamples) {
                            Tuple mt = Tuple.merge(tuple, t);
                            DataJoinKey nkey = this.getKey(mt, sorters, datasetID, mapper, job);
                            samples.set(ind, nkey);
                        }
                    }

                    freq *= (numSamples - collector.getOutKey().size()) / (double) numSamples;
                }
                key = reader.createKey();
                value = reader.createValue();
            }
        }
        reader.close();
    }
    LOGGER.info("Samples have been collected, return.");
    return samples.toArray();
}

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From source file:org.vertx.java.http.eventbusbridge.integration.MessageSendTest.java

@Test
public void testSendingByteJson() throws IOException {
    final EventBusMessageType messageType = EventBusMessageType.Byte;
    final Byte sentByte = Byte.MAX_VALUE;
    Map<String, String> expectations = createExpectations("someaddress",
            Base64.encodeAsString(sentByte.toString()), messageType);
    Handler<Message> messageConsumerHandler = new MessageSendHandler(sentByte, expectations);
    vertx.eventBus().registerHandler(expectations.get("address"), messageConsumerHandler);
    String body = TemplateHelper.generateOutputUsingTemplate(SEND_REQUEST_TEMPLATE_JSON, expectations);
    HttpRequestHelper.sendHttpPostRequest(url, body, (VertxInternal) vertx, Status.ACCEPTED.getStatusCode(),
            MediaType.APPLICATION_JSON);
}

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