Example usage for java.util.function UnaryOperator apply

Introduction

In this page you can find the example usage for java.util.function UnaryOperator apply.

Prototype

R apply(T t);

Source Link

Document

Applies this function to the given argument.

Usage

From source file:Main.java

public static void main(String[] args) {
    UnaryOperator<String> i = (x) -> x.toUpperCase();

    System.out.println(i.apply("java2s.com"));
}

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From source file:com.carlomicieli.jtrains.value.objects.Address.java

/**
 * Constructs new {@code Address} object.
 *
 * <p>/*from  ww w .  j  a  v a 2 s  .c  om*/
 *     <pre>
 *  Address maerklin = Address.build(
 *  b -> b.streetAddress("Stuttgarter Strae 55-57")
 *              .city("Goppingen")
 *              .postalCode("D-73033")
 *              .country("Germany")
 *              .locality("A")
 *              .state("Baden-Wurttemberg")
 *          );
 *     </pre>
 * </p>
 *
 * @param op the building {@code operator}
 * @return a new {@code Address}.
 */
public static Address build(UnaryOperator<Builder> op) {
    return op.apply(new Builder()).build();
}

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From source file:com.carlomicieli.jtrains.core.models.Railway.java

public static Railway build(UnaryOperator<Builder> op) {
    return op.apply(new Builder()).build();
}

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From source file:com.carlomicieli.jtrains.core.models.Brand.java

/**
 * Constructs a new {@code Brand} objects using the builder fluent interface.
 *
 *  <p>//from  w  w  w  .  j  a v a2s.  c  o m
 *      <pre>
 *  Brand acme = build(b -> b
 *             .id(new ObjectId("607c7f79bcf86cd7994f6c0a"))
 *             .name("ACME")
 *             .companyName("Anonima Costruttori Modelli Esatti")
 *             .website("http://www.acmetreni.com")
 *             .emailAddress("mail@acme.com")
 *             .description(Locale.ENGLISH, "ACME description")
 *             .industrial(true));
 *      </pre>
 *  </p>
 */
public static Brand build(UnaryOperator<Builder> op) {
    return op.apply(new Builder()).build();
}

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From source file:gedi.util.FileUtils.java

public static long download(File file, String url, UnaryOperator<InputStream> streamAdapter, Progress progress,
        LongFunction<String> bytesToMessage) throws MalformedURLException, IOException {
    final byte[] buffer = new byte[8024];
    int n = 0;//from  www.  j  a va2  s.  c o  m
    long count = 0;
    InputStream input = new URL(url).openStream();
    if (streamAdapter != null)
        input = streamAdapter.apply(input);
    OutputStream output = new FileOutputStream(file);
    while (-1 != (n = input.read(buffer))) {
        output.write(buffer, 0, n);
        count += n;
        long ucount = count;
        progress.incrementProgress().setDescription(() -> bytesToMessage.apply(ucount));
    }
    input.close();
    output.close();
    return count;
}

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From source file:onl.area51.httpd.action.Action.java

default Action wrapif(boolean wrap, UnaryOperator<Action> mapper) {
    return wrap ? mapper.apply(this) : this;
}

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From source file:com.github.horrorho.inflatabledonkey.args.ArgsManager.java

String parse(String optionName, String value, UnaryOperator<String> parser) {
    try {//from  w w w.j a  v a  2 s .c  om
        return parser.apply(value);
    } catch (RuntimeException ex) {
        logger.debug("-- test() - RuntimeException: {}", ex.getMessage());
        throw new IllegalArgumentException(optionName + " has bad value '" + value + "'");
    }
}

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From source file:de.metas.ui.web.letter.LetterRestController.java

private WebuiLetterChangeResult changeLetter(final String letterId,
        final UnaryOperator<WebuiLetter> letterModifier) {
    final WebuiLetterChangeResult result = lettersRepo.changeLetter(letterId, letterOld -> {
        assertWritable(letterOld);/*from w  ww. j a  va 2  s.c  o  m*/
        return letterModifier.apply(letterOld);
    });

    return result;
}

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From source file:libepg.util.bytearray.ByteArraySplitter.java

/**
 * ????????????????????0??<br>/*  ww w .jav  a  2s . c o  m*/
 * 1.??????????????????<br>
 * 2.??????????????????????????<br>
 *
 *
 * @author normal
 * @param src ?
 * @param lengthFieldPosition
 * ??(??????????????)<br>
 * @param lengthFieldLength ?????
 * @param preProcessor ???8?????????????
 * @return ???
 *
 * ????<br>
 * X=?????<br>
 * Y=?<br>
 * Z=????<br>
 * ???=XXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZXXXXYYZZZZZZZ<br>
 * ???1=XXXXYYZZZZZZ<br>
 * ???2=XXXXYYZZZZZZ<br>
 * ???3=XXXXYYZZZZZZ<br>
 * ???4=XXXXYYZZZZZZ<br>
 * ???5=XXXXYYZZZZZZ<br>
 * ???6=XXXXYYZZZZZZ<br>
 * ???7=XXXXYYZZZZZZ<br>
 * ???8=XXXXYYZZZZZZ<br>
 * ???9=XXXXYYZZZZZZZ<br>
 */
public static synchronized List<byte[]> splitByLengthField(byte[] src, int lengthFieldPosition,
        int lengthFieldLength, UnaryOperator<Integer> preProcessor) {

    UnaryOperator<Integer> preProcessor_t;
    if (preProcessor == null) {
        throw new NullPointerException("??????????");
    } else {
        preProcessor_t = preProcessor;
    }

    if (LOG.isTraceEnabled()) {
        LOG.trace(" = " + Hex.encodeHexString(src));
        LOG.trace("?? = " + lengthFieldPosition);
        LOG.trace("??? = " + lengthFieldLength);
    }

    List<byte[]> dest = new ArrayList<>();
    try (ByteArrayInputStream bis = new ByteArrayInputStream(src)) {
        while (bis.available() > 0) {
            //??????????????????
            bis.mark(0);

            //???????????????????????
            bis.skip(lengthFieldPosition - 1);
            //??
            byte[] lengthFieldValue_Byte = new byte[lengthFieldLength];
            if (bis.read(lengthFieldValue_Byte) == -1) {
                break;
            }
            int lengthFieldValue = ByteConverter.bytesToInt(lengthFieldValue_Byte);//?
            int lengthFieldValue_Processed = preProcessor_t.apply(lengthFieldValue);

            if (LOG.isTraceEnabled()) {
                LOG.trace("?(byte) = " + Hex.encodeHexString(lengthFieldValue_Byte));
                LOG.trace("?(?) = " + lengthFieldValue);
                LOG.trace("?() = " + lengthFieldValue_Processed);
            }
            //??
            bis.reset();

            //???????(??????-1+???+??)
            int partLength = lengthFieldPosition - 1 + lengthFieldLength + lengthFieldValue_Processed;
            if (LOG.isTraceEnabled()) {
                LOG.trace("?????= " + partLength);
            }

            //???
            byte[] temp = new byte[partLength];

            //?
            if (bis.read(temp) == -1) {
                break;
            }
            if (LOG.isTraceEnabled()) {
                LOG.trace("?= " + Hex.encodeHexString(temp));
            }
            dest.add(temp);
        }
    } catch (IOException ex) {
        LOG.info("???????????");
    } finally {
        return dest;
    }
}

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From source file:enumj.Enumerator.java

/**
 * Returns an infinite enumerator obtained by applying repeatedly the
 * provided unary operator./*from   www  .j  a v a  2s  .  c om*/
 * <p>
 * The resulted enumerator returns <code>seed</code>,
 * <code>f(seed)</code>, <code>f(f(seed))</code> ...
 * </p>
 *
 * @param <E> the type of enumerated elements
 * @param seed the initial element
 * @param f state-less {@link Function} instance to apply on the previous
 * element to obtain the next element
 * @return the iterated enumerator
 * @exception IllegalArgumentException <code>f</code> is null.
 */
public static <E> Enumerator<E> iterate(E seed, UnaryOperator<E> f) {
    Checks.ensureNotNull(f, Messages.NULL_ENUMERATOR_GENERATOR);
    final Mutable<E> result = new MutableObject(seed);
    final MutableBoolean first = new MutableBoolean(true);
    return of(() -> {
        if (first.booleanValue()) {
            first.setValue(false);
        } else {
            result.setValue(f.apply(result.getValue()));
        }
        return Optional.of(result.getValue());
    });
}

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