Example usage for java.util Arrays copyOf

Introduction

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

Prototype

public static boolean[] copyOf(boolean[] original, int newLength)

Source Link

Document

Copies the specified array, truncating or padding with false (if necessary) so the copy has the specified length.

Usage

From source file:com.google.testing.coverage.BitField.java

/**
 * Performs a non-destructive bit-wise merge of this bit field and another one.
 *
 * @param other the other bit field//from  ww  w .j av  a  2 s.c  o  m
 * @return this bit field
 */
public BitField or(BitField other) {
    byte[] largerArray, smallerArray;
    if (bytes.length < other.bytes.length) {
        largerArray = other.bytes;
        smallerArray = bytes;
    } else {
        largerArray = bytes;
        smallerArray = other.bytes;
    }

    // Start out with a copy of the larger of the two arrays.
    byte[] result = Arrays.copyOf(largerArray, largerArray.length);

    for (int i = 0; i < smallerArray.length; i++) {
        result[i] |= smallerArray[i];
    }

    return new BitField(result);
}

From source file:de.mmichaelis.maven.mojo.MailDevelopersMojoTest.java

private void doTestMailToDevelopers(final int numDevelopers) throws Exception {
    final MavenProject project = mock(MavenProject.class);
    when(project.getDevelopers()).thenReturn(Arrays.asList(Arrays.copyOf(developers, numDevelopers)));
    mojoWrapper.setProject(project);/* w ww .  j av a 2 s.  com*/
    mojoWrapper.execute();
    for (int i = 0; i < numDevelopers; i++) {
        final Developer developer = developers[i];
        final Mailbox inbox = Mailbox.get(developer.getEmail());
        assertEquals("Should have received one email.", 1, inbox.size());
        final Message message = inbox.get(0);
        final InputStream stream = message.getInputStream();
        final int messageSize = message.getSize();
        final StringWriter writer;
        try {
            writer = new StringWriter(messageSize < 0 ? 512 : messageSize);
            IOUtils.copy(stream, writer);
        } finally {
            stream.close();
        }
        LOG.debug("Mail for one developer:\n" + writer.toString());
    }
}

From source file:org.springframework.data.gemfire.support.JSONRegionAdvice.java

@Around("execution(* com.gemstone.gemfire.cache.Region.put(..)) || "
        + "execution(* com.gemstone.gemfire.cache.Region.create(..)) ||"
        + "execution(* com.gemstone.gemfire.cache.Region.putIfAbsent(..)) ||"
        + "execution(* com.gemstone.gemfire.cache.Region.replace(..))")
public Object put(ProceedingJoinPoint pjp) {
    boolean JSONRegion = isIncludedSONRegion(pjp.getTarget());
    Object returnValue = null;//from   www . j  ava2s.  c  o  m

    try {
        if (JSONRegion) {
            Object[] newArgs = Arrays.copyOf(pjp.getArgs(), pjp.getArgs().length);
            Object val = newArgs[1];
            newArgs[1] = convertArgumentToPdxInstance(val);
            returnValue = pjp.proceed(newArgs);
            log.debug("converting " + returnValue + " to JSON string");
            returnValue = convertPdxInstanceToJSONString(returnValue);
        } else {
            returnValue = pjp.proceed();
        }
    } catch (Throwable t) {
        handleThrowable(t);
    }

    return returnValue;
}

From source file:com.github.mrstampy.gameboot.util.GameBootUtils.java

/**
 * Prepend array.//from  w  w  w  .  jav  a  2 s.  c om
 *
 * @param <T>
 *          the generic type
 * @param pre
 *          the pre
 * @param post
 *          the post
 * @return the t[]
 */
@SuppressWarnings("unchecked")
public <T> T[] prependArray(T pre, T... post) {
    if (pre == null)
        throw new IllegalArgumentException("Element cannot be null");
    if (post == null)
        throw new IllegalArgumentException("Array cannot be null");

    T[] array = Arrays.copyOf(post, post.length + 1);

    array[0] = pre;
    if (array.length == 1)
        return array;

    System.arraycopy(post, 0, array, 1, post.length);

    return array;
}

From source file:it.scoppelletti.mobilepower.app.FragmentLayoutController.java

/**
 * Costruttore./*from  w ww  .  j a  va 2  s . c  o m*/
 * 
 * <P>L&rsquo;attivit&agrave; istanzia un oggetto
 * {@code FragmentLayoutController} all&rsquo;interno del proprio metodo 
 * {@code onCreate} dopo aver costruito la propria vista.</P>
 * 
 * @param activity Attivit&agrave;. 
 * @param frameIds Identificatori dei pannelli a disposizione per i 
 *                 frammenti di dettaglio.
 */
public FragmentLayoutController(Activity activity, int... frameIds) {
    int frameCount;

    if (activity == null) {
        throw new NullPointerException("Argument activity is null.");
    }
    if (ArrayUtils.isEmpty(frameIds)) {
        throw new NullPointerException("Argument frameIds is null.");
    }

    myActivity = activity;
    frameCount = 0;
    myFrameIds = Arrays.copyOf(frameIds, frameIds.length);
    for (int frameId : myFrameIds) {
        if (myActivity.findViewById(frameId) != null) {
            frameCount++;
        }
    }

    if (frameCount == 0) {
        throw new IllegalStateException("No panel found.");
    }

    myFrameCount = frameCount;
}

From source file:com.linkedin.pinot.tools.scan.query.Projection.java

public ResultTable run() {
    ResultTable resultTable = new ResultTable(_columnList, _filteredDocIds.size());
    resultTable.setResultType(ResultTable.ResultType.Selection);

    for (Pair pair : _columnList) {
        String column = (String) pair.getFirst();
        if (!_mvColumns.contains(column)) {
            BlockSingleValIterator bvIter = (BlockSingleValIterator) _indexSegment.getDataSource(column)
                    .getNextBlock().getBlockValueSet().iterator();

            int rowId = 0;
            for (Integer docId : _filteredDocIds) {
                bvIter.skipTo(docId);/* ww  w  .j  a v a2 s.  c o m*/
                resultTable.add(rowId++, bvIter.nextIntVal());
            }
        } else {
            BlockMultiValIterator bvIter = (BlockMultiValIterator) _indexSegment.getDataSource(column)
                    .getNextBlock().getBlockValueSet().iterator();

            int rowId = 0;
            for (Integer docId : _filteredDocIds) {
                bvIter.skipTo(docId);
                int[] dictIds = _mvColumnArrayMap.get(column);
                int numMVValues = bvIter.nextIntVal(dictIds);

                dictIds = Arrays.copyOf(dictIds, numMVValues);
                resultTable.add(rowId++, ArrayUtils.toObject(dictIds));
            }
        }
    }

    return transformFromIdToValues(resultTable, _dictionaryMap, _addCountStar);
}

From source file:hivemall.model.NewSpaceEfficientDenseModel.java

private void ensureCapacity(final int index) {
    if (index >= size) {
        int bits = MathUtils.bitsRequired(index);
        int newSize = (1 << bits) + 1;
        int oldSize = size;
        logger.info("Expands internal array size from " + oldSize + " to " + newSize + " (" + bits + " bits)");
        this.size = newSize;
        this.weights = Arrays.copyOf(weights, newSize);
        if (covars != null) {
            this.covars = Arrays.copyOf(covars, newSize);
            Arrays.fill(covars, oldSize, newSize, HalfFloat.ONE);
        }/*w ww . ja  v a 2 s.  c  o m*/
        if (clocks != null) {
            this.clocks = Arrays.copyOf(clocks, newSize);
            this.deltaUpdates = Arrays.copyOf(deltaUpdates, newSize);
        }
    }
}

From source file:com.wsc.myexample.decisionForest.MyDataset.java

public String[] labels() {
    return Arrays.copyOf(values[labelId], nblabels());
}

From source file:fitnesse.slim.test.TestSlim.java

public void setStringArray(String[] array) {
    stringArray = Arrays.copyOf(array, array.length);
}

From source file:com.example.marcieltorres.nfcproject_serverapp.cardreader.LoyaltyCardReader.java

/**
 * Callback when a new tag is discovered by the system.
 *
 * <p>Communication with the card should take place here.
 *
 * @param tag Discovered tag//from www .j  a  v a  2s  .  com
 */
@Override
public void onTagDiscovered(Tag tag) {
    //Log.i(TAG, "New tag discovered");
    // Android's Host-based Card Emulation (HCE) feature implements the ISO-DEP (ISO 14443-4)
    // protocol.
    //
    // In order to communicate with a device using HCE, the discovered tag should be processed
    // using the IsoDep class.
    IsoDep isoDep = IsoDep.get(tag);
    if (isoDep != null) {
        try {
            // Connect to the remote NFC device
            isoDep.connect();
            // Build SELECT AID command for our loyalty card service.
            // This command tells the remote device which service we wish to communicate with.
            //Log.i(TAG, "Requesting remote AID: " + SAMPLE_LOYALTY_CARD_AID);
            byte[] command = BuildSelectApdu(SAMPLE_LOYALTY_CARD_AID);
            // Send command to remote device
            //Log.i(TAG, "Sending: " + ByteArrayToHexString(command));
            byte[] result = isoDep.transceive(command);
            // If AID is successfully selected, 0x9000 is returned as the status word (last 2
            // bytes of the result) by convention. Everything before the status word is
            // optional payload, which is used here to hold the account number.
            int resultLength = result.length;
            byte[] statusWord = { result[resultLength - 2], result[resultLength - 1] };
            byte[] payload = Arrays.copyOf(result, resultLength - 2);
            if (Arrays.equals(SELECT_OK_SW, statusWord)) {
                // The remote NFC device will immediately respond with its stored account number
                String accountNumber = new String(payload, "UTF-8");
                //Log.i(TAG, "Received: " + accountNumber);
                // Inform CardReaderFragment of received account number
                mAccountCallback.get().onAccountReceived(accountNumber);
                mAccountCallback.get().onAccountReceived(accountNumber);

            }
        } catch (IOException e) {
            //Log.e(TAG, "Error communicating with card: " + e.toString());
        }
    }
}