Example usage for java.nio ByteBuffer wrap

Introduction

In this page you can find the example usage for java.nio ByteBuffer wrap.

Prototype

public static ByteBuffer wrap(byte[] array)

Source Link

Document

Creates a new byte buffer by wrapping the given byte array.

Usage

From source file:com.sm.replica.ParaList.java

public static ParaList toParaList(byte[] bytes) {
    ByteBuffer buf = ByteBuffer.wrap(bytes);
    int size = buf.getInt();
    ArrayList<StoreParas> list = new ArrayList<StoreParas>(size);
    for (int i = 0; i < size; i++) {
        // length of StoreParas
        int s = buf.getInt();
        byte[] ds = new byte[s];
        buf.get(ds);//from w ww  . j av a2s  . c  o m
        list.add(toStoreParas(ds));

    }
    return new ParaList(list);

}

From source file:com.amazonaws.services.kinesis.multilang.messages.MessageTest.java

@Test
public void toStringTest() {
    Message[] messages = new Message[] { new CheckpointMessage("1234567890", null),
            new InitializeMessage("shard-123"), new ProcessRecordsMessage(new ArrayList<Record>() {
                {/*from  w  ww .j  a v  a 2  s.  c o m*/
                    this.add(new Record() {
                        {
                            this.withData(ByteBuffer.wrap("cat".getBytes()));
                            this.withPartitionKey("cat");
                            this.withSequenceNumber("555");
                        }
                    });
                }
            }), new ShutdownMessage(ShutdownReason.ZOMBIE), new StatusMessage("processRecords"),
            new InitializeMessage(), new ProcessRecordsMessage() };

    for (int i = 0; i < messages.length; i++) {
        Assert.assertTrue("Each message should contain the action field",
                messages[i].toString().contains("action"));
    }

    // Hit this constructor
    JsonFriendlyRecord defaultJsonFriendlyRecord = new JsonFriendlyRecord();
    Assert.assertNull(defaultJsonFriendlyRecord.getPartitionKey());
    Assert.assertNull(defaultJsonFriendlyRecord.getData());
    Assert.assertNull(defaultJsonFriendlyRecord.getSequenceNumber());
    Assert.assertNull(new ShutdownMessage(null).getReason());

    // Hit the bad object mapping path
    Message withBadMapper = new Message() {
    }.withObjectMapper(new ObjectMapper() {
        /**
         * 
         */
        private static final long serialVersionUID = 1L;

        @Override
        public String writeValueAsString(Object m) throws JsonProcessingException {
            throw new JsonProcessingException(new Throwable()) {
            };
        }
    });
    String s = withBadMapper.toString();
    Assert.assertNotNull(s);
}

From source file:de.rwhq.serializer.FixedStringSerializer.java

@Override
public String deserialize(final byte[] o) {
    final ByteBuffer buf = ByteBuffer.wrap(o);
    final short length = buf.getShort();

    final byte[] bytes = new byte[length];
    buf.get(bytes);//from   w ww  .j  a  v a 2s. co  m
    return new String(bytes);
}

From source file:io.warp10.quasar.trl.QuasarTokenRevocationListLoader.java

public static QuasarTokenRevocationListLoader getInstance(Properties config, byte[] appSipHashKey) {
    if (singleton.compareAndSet(false, true)) {
        ByteBuffer bb = ByteBuffer.wrap(appSipHashKey);
        bb.order(ByteOrder.BIG_ENDIAN);
        appIdSipHashKeyK0 = bb.getLong();
        appIdSipHashKeyK1 = bb.getLong();
        quasarTokenRevocationListLoader = new QuasarTokenRevocationListLoader(config);
    }/*  ww  w .  j  a v  a 2  s  . com*/
    return quasarTokenRevocationListLoader;
}

From source file:com.ah.be.ls.processor2.TxProcessor.java

public void parsePacket(byte packetType, byte[] input) {
    ByteBuffer buf = ByteBuffer.wrap(input);
    switch (packetType) {
    case CommConst.PacketType_Error_Response:
        responseObj = new ErrorResponse();
        break;/*from  w  w w.j a v  a2 s. c  o m*/
    case CommConst.PacketType_Sample_Response:
        responseObj = new ResponseTxObjectSample();
        break;
    default:
        break;
    }
    if (responseObj != null) {
        responseObj.unpack(buf);
    }
}

From source file:com.spectralogic.ds3client.utils.IOUtils.java

public static long copy(final InputStream inputStream, final WritableByteChannel writableByteChannel,
        final int bufferSize, final String objName, final boolean isPutCommand) throws IOException {
    final byte[] buffer = new byte[bufferSize];
    final ByteBuffer byteBuffer = ByteBuffer.wrap(buffer);
    int len;//from w  w  w .  j av  a 2  s.  c  o m
    long totalBytes = 0;

    final long startTime = PerformanceUtils.getCurrentTime();
    long statusUpdateTime = startTime;

    try {
        while ((len = inputStream.read(buffer)) != -1) {
            totalBytes += len;

            try {
                byteBuffer.position(0);
                byteBuffer.limit(len);
                writableByteChannel.write(byteBuffer);
            } catch (final Throwable t) {
                throw new UnrecoverableIOException(t);
            }

            final long curTime = PerformanceUtils.getCurrentTime();
            if (statusUpdateTime <= curTime) {
                PerformanceUtils.logMbpsStatus(startTime, curTime, totalBytes, objName, isPutCommand);
                statusUpdateTime += 60000D; //Only logs status once a minute
            }
        }
    } catch (final ConnectionClosedException e) {
        LOG.error("Connection closed trying to copy from stream to channel.", e);
    }

    return totalBytes;
}

From source file:com.streamsets.pipeline.stage.lib.kinesis.KinesisTestUtil.java

public static List<com.amazonaws.services.kinesis.model.Record> getConsumerTestRecords(int i) {
    List<com.amazonaws.services.kinesis.model.Record> records = new ArrayList<>(i);

    for (int j = 0; j < i; j++) {
        com.amazonaws.services.kinesis.model.Record record = new com.amazonaws.services.kinesis.model.Record()
                .withData(ByteBuffer.wrap(String.format("{\"seq\": %s}", j).getBytes()))
                .withPartitionKey(StringUtils.repeat("0", 19)).withSequenceNumber(String.valueOf(j))
                .withApproximateArrivalTimestamp(Calendar.getInstance().getTime());
        records.add(new UserRecord(record));
    }//from   w ww  .java 2 s  .  c o  m

    return records;
}

From source file:Main.java

static long md5sum(String text) {

    byte[] defaultBytes = text.getBytes();

    try {//from w ww .  j  a  va2s . com

        MessageDigest algorithm = MessageDigest.getInstance("MD5");

        algorithm.reset();

        algorithm.update(defaultBytes);

        byte digest[] = algorithm.digest();

        ByteBuffer buffer = ByteBuffer.wrap(digest);

        return buffer.getLong();

    } catch (NoSuchAlgorithmException e) {

        Log.e("udt", "md5 failed: " + e);

        return 0;

    }

}

From source file:de.zalando.spring.cloud.config.aws.kms.MockAwsKmsConfig.java

@Bean
AWSKMS kms() {//from   w w  w  .  j  a  v  a2  s.  co m
    final AWSKMS mock = mock(AWSKMS.class);
    final DecryptResult result = new DecryptResult();
    result.setPlaintext(ByteBuffer.wrap(KmsEncryptionIntegrationConfigurationTest.PLAINTEXT.getBytes()));
    when(mock.decrypt(any(DecryptRequest.class))).thenReturn(result);
    return mock;
}

From source file:ezbake.deployer.cli.commands.DeployTarCommand.java

@Override
public void call() throws IOException, TException, DeploymentException {

    String[] args = globalParameters.unparsedArgs;
    minExpectedArgs(1, args, this);
    String prefix = trimNamePrefix(args[0]);
    final File manifest = new File(prefix + "-manifest.yml");
    final File artifact = new File(prefix + ".tar.gz");

    ArtifactManifest artifactManifest = readManifestFile(manifest).get(0);
    byte[] artifactBuffer = FileUtils.readFileToByteArray(artifact);

    getClient().deployService(artifactManifest, ByteBuffer.wrap(artifactBuffer), getSecurityToken());
}