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.woodcomputing.bobbin.format.JEFFormat.java

@Override
public Design load(File file) {

    byte[] bytes = null;
    try (InputStream is = new FileInputStream(file)) {
        bytes = IOUtils.toByteArray(is);
    } catch (IOException ex) {
        log.catching(ex);//from  www.ja  v a2s . c  om
    }
    ByteBuffer bb = ByteBuffer.wrap(bytes);
    bb.order(ByteOrder.LITTLE_ENDIAN);
    JEF jef = new JEF();
    jef.setFirstStitchLocation(bb.getInt(0));
    log.debug("First Stitch Location: {}", jef.getFirstStitchLocation());
    jef.setThreadChangeCount(bb.getInt(24));
    log.debug("Threads Changes: {}", jef.getThreadChangeCount());
    jef.setHoop(Hoop.id2Hoop(bb.getInt(32)));
    log.debug("Hoop: {}", jef.getHoop());
    jef.setStitchCount(bb.getInt(28));
    log.debug("Stitch Count: {}", jef.getStitchCount());

    bb.position(116);
    JEFColor[] colors = new JEFColor[jef.getThreadChangeCount()];
    for (int i = 0; i < jef.getThreadChangeCount(); i++) {
        colors[i] = jefColorMap.get(bb.getInt());
    }
    jef.setThreadColors(colors);
    for (int i = 0; i < jef.getThreadChangeCount(); i++) {
        log.debug("ThreadType{}: {}", i, bb.getInt());
    }

    int dx = 0;
    int dy = 0;
    int cx = 0;
    int cy = 0;
    int nx = 0;
    int ny = 0;

    int change = 1;
    int stitches = 0;
    boolean isMove = false;
    bb.position(jef.getFirstStitchLocation());
    JEFColor color = jef.getThreadColors()[change - 1];
    Design design = new Design();
    StitchGroup stitchGroup = new StitchGroup();
    stitchGroup.setColor(color.getRgb());

    for (int stitch = 1; stitch < jef.getStitchCount(); stitch++) {
        dx = bb.get();
        dy = bb.get();
        if (dx == -128) {
            switch (dy) {
            case 1:
                log.debug("change: {}", bb.position());
                change++;
                color = jef.getThreadColors()[change - 1];
                design.getStitchGroups().add(stitchGroup);
                stitchGroup = new StitchGroup();
                stitchGroup.setColor(color.getRgb());
                //                        bb.get();
                //                        bb.get();
                continue;
            case 2:
                //                        log.debug("move");
                isMove = true;
                break;
            case 16:
                log.debug("last");
                isMove = true;
                break;
            }
        } else {
            nx = cx + dx;
            ny = cy + dy;
            if (isMove) {
                isMove = false;
            }
            //                } else {
            //                    log.debug("stitch");
            stitches++;
            Stitch designStitch = new Stitch(cx, -cy, nx, -ny);
            stitchGroup.getStitches().add(designStitch);
            //                }
            cx = nx;
            cy = ny;
        }
    }
    log.debug("Changes: {} Stitches {} End: {}", change, stitches, bb.position());
    return design;
}

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From source file:com.rackspacecloud.blueflood.io.serializers.astyanax.StringSerializerTest.java

@Test(expected = UnexpectedStringSerializationException.class)
public void testStringFullSerializationShouldFail() throws Throwable {
    ByteArrayOutputStream baos = serializeString(TEST_STRING);
    ByteBuffer byteBuffer = ByteBuffer.wrap(baos.toByteArray());
    try {/*from   w  w w.j a v  a2s  . c  o  m*/
        Serializers.serializerFor(Object.class).fromByteBuffer(byteBuffer);
    } catch (RuntimeException re) {
        throw re.getCause();
    }
}

---

From source file:com.navercorp.pinpoint.common.server.bo.SpanFactoryAssert.java

public void assertSpan(TSpan tSpan, SpanBo spanBo) {
    Assert.assertEquals(tSpan.getAgentId(), spanBo.getAgentId());
    Assert.assertEquals(tSpan.getApplicationName(), spanBo.getApplicationId());
    Assert.assertEquals(tSpan.getAgentStartTime(), spanBo.getAgentStartTime());

    TransactionId transactionId = spanBo.getTransactionId();
    ByteBuffer byteBuffer = TransactionIdUtils.formatByteBuffer(transactionId.getAgentId(),
            transactionId.getAgentStartTime(), transactionId.getTransactionSequence());
    Assert.assertEquals(ByteBuffer.wrap(tSpan.getTransactionId()), byteBuffer);

    Assert.assertEquals(tSpan.getSpanId(), spanBo.getSpanId());
    Assert.assertEquals(tSpan.getParentSpanId(), spanBo.getParentSpanId());
    Assert.assertEquals(tSpan.getStartTime(), spanBo.getStartTime());
    Assert.assertEquals(tSpan.getElapsed(), spanBo.getElapsed());
    Assert.assertEquals(tSpan.getElapsed(), spanBo.getElapsed());
    Assert.assertEquals(tSpan.getRpc(), spanBo.getRpc());

    Assert.assertEquals(tSpan.getServiceType(), spanBo.getServiceType());
    Assert.assertEquals(tSpan.getEndPoint(), spanBo.getEndPoint());
    Assert.assertEquals(tSpan.getRemoteAddr(), spanBo.getRemoteAddr());

    assertAnnotation(tSpan.getAnnotations(), spanBo.getAnnotationBoList());

    Assert.assertEquals(tSpan.getFlag(), spanBo.getFlag());
    Assert.assertEquals(tSpan.getErr(), spanBo.getErrCode());

    Assert.assertEquals(tSpan.getParentApplicationName(), spanBo.getParentApplicationId());
    Assert.assertEquals(tSpan.getParentApplicationType(), spanBo.getParentApplicationServiceType());
    Assert.assertEquals(tSpan.getAcceptorHost(), spanBo.getAcceptorHost());

    Assert.assertEquals(tSpan.getApiId(), spanBo.getApiId());
    Assert.assertEquals(tSpan.getApplicationServiceType(), spanBo.getApplicationServiceType());

    List<SpanEventBo> spanEventBoList = spanBo.getSpanEventBoList();
    List<TSpanEvent> spanEventList = tSpan.getSpanEventList();
    assertSpanEventList(spanEventBoList, spanEventList);

    boolean hasException = tSpan.getExceptionInfo() != null;
    Assert.assertEquals(hasException, spanBo.hasException());
    if (hasException) {
        Assert.assertEquals(tSpan.getExceptionInfo().getIntValue(), spanBo.getExceptionId());
        Assert.assertEquals(tSpan.getExceptionInfo().getStringValue(), spanBo.getExceptionMessage());
    }/*from www.ja v  a 2 s . c om*/

    Assert.assertEquals(tSpan.getLoggingTransactionInfo(), spanBo.getLoggingTransactionInfo());

}

---

From source file:com.rackspacecloud.blueflood.io.serializers.astyanax.TimerSerializationTest.java

@Test
public void testV1RoundTrip() throws IOException {
    // build up a Timer
    BluefloodTimerRollup r0 = new BluefloodTimerRollup().withSum(Double.valueOf(42)).withCountPS(23.32d)
            .withAverage(56).withVariance(853.3245d).withMinValue(2).withMaxValue(987).withCount(345);
    r0.setPercentile("foo", 741.32d);
    r0.setPercentile("bar", 0.0323d);

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    //The V1 serialization is artificially constructed for the purposes of this test and should no longer be used.
    baos.write(//from  w  ww  .ja v  a  2  s  . c  o m
            Base64.encodeBase64(Serializers.timerRollupInstance.toByteBufferWithV1Serialization(r0).array()));
    baos.write("\n".getBytes());
    baos.close();

    BufferedReader reader = new BufferedReader(
            new InputStreamReader(new ByteArrayInputStream(baos.toByteArray())));
    ByteBuffer bb = ByteBuffer.wrap(Base64.decodeBase64(reader.readLine().getBytes()));
    BluefloodTimerRollup r1 = Serializers.timerRollupInstance.fromByteBuffer(bb);
    Assert.assertEquals(r0, r1);
}

---

From source file:implementations.terrastoreDB.java

@Override
public int updateDB(String ID, String newValue) {
    int ret;//  w ww.  j a  v  a 2s  . co m
    org.json.JSONObject myjson = null;
    try {
        myjson = XML.toJSONObject(newValue);
    } catch (JSONException e1) {
        e1.printStackTrace();
    }
    try {
        newValue = myjson.toString();
        CharsetDecoder utf8Decoder = Charset.forName("UTF-8").newDecoder();
        utf8Decoder.onMalformedInput(CodingErrorAction.REPLACE);
        utf8Decoder.onUnmappableCharacter(CodingErrorAction.REPLACE);
        ByteBuffer bytes = ByteBuffer.wrap(newValue.getBytes("UTF8"));
        CharBuffer parsed = utf8Decoder.decode(bytes);
        client.bucket("test").key(ID).put(parsed.toString());
        ret = 1;
    } catch (Exception e) {
        ret = -1;
        e.printStackTrace();
    }
    return ret;
}

---

From source file:com.rackspacecloud.blueflood.io.serializers.StringSerializerTest.java

@Test(expected = UnexpectedStringSerializationException.class)
public void testStringFullSerializationShouldFail() throws Throwable {
    ByteArrayOutputStream baos = serializeString(TEST_STRING);
    ByteBuffer byteBuffer = ByteBuffer.wrap(baos.toByteArray());
    try {//from   w ww  .  ja  v a  2s  .  co  m
        NumericSerializer.serializerFor(Object.class).fromByteBuffer(byteBuffer);
    } catch (RuntimeException re) {
        throw re.getCause();
    }
}

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From source file:info.archinnov.achilles.it.bugs.TestEntityWithByteBufferTypeIT.java

@Test
public void should_support_bytebuffer_type() throws Exception {
    //Given/*from  w  ww  . j  a va2s  .co m*/
    final Cluster cluster = CassandraEmbeddedServerBuilder.builder().useUnsafeCassandraDeamon()
            .withScript("functions/createFunctions.cql").buildNativeCluster();

    final Long id = RandomUtils.nextLong(0, Long.MAX_VALUE);
    final byte[] bytes = RandomUtils.nextBytes(100);
    final ByteBuffer value = ByteBuffer.wrap(bytes);

    //When
    final ManagerFactory managerFactory = ManagerFactoryBuilder.builder(cluster)
            .withManagedEntityClasses(EntityWithByteBufferType.class).doForceSchemaCreation(true)
            .withDefaultKeyspaceName(DEFAULT_CASSANDRA_EMBEDDED_KEYSPACE_NAME).build();

    final EntityWithByteBufferType_Manager manager = managerFactory.forEntityWithByteBufferType();

    final EntityWithByteBufferType entity = new EntityWithByteBufferType(id, value);

    manager.crud().insert(entity).execute();

    final Row one = manager.getNativeSession()
            .execute("SELECT * FROM " + EntityWithByteBufferType.TABLE + " WHERE id = " + id).one();

    assertThat(one).isNotNull();
    assertThat(one.getBytes("value")).isEqualTo(value);
}

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From source file:org.cloudfoundry.metron.MetronMetricWriter.java

private static void send(AtomicReference<Optional<Session>> sessionReference, Message<?, ?> message) {
    sessionReference.get()//from   w  ww .  j av a  2s.  c o  m
            .ifPresent(session -> session.getAsyncRemote().sendBinary(ByteBuffer.wrap(message.encode())));
}

---

From source file:edu.harvard.iq.dvn.unf.Base64Encoding.java

/**
 *
 * @param digest byte array for encoding in base 64,
 * @param  chngByteOrd boolean indicating if to change byte order
 * @return String the encoded base64 of digest
 *//*w  w  w  . ja v a2s .  com*/
public static String tobase64(byte[] digest, boolean chngByteOrd) {

    byte[] tobase64 = null;
    ByteOrder local = ByteOrder.nativeOrder();
    String ordbyte = local.toString();
    mLog.finer("Native byte order is: " + ordbyte);
    ByteBuffer btstream = ByteBuffer.wrap(digest);
    btstream.order(ByteOrder.BIG_ENDIAN);
    byte[] revdigest = null;
    if (chngByteOrd) {
        revdigest = changeByteOrder(digest, local);
    }
    if (revdigest != null) {
        btstream.put(revdigest);
    } else {
        btstream.put(digest);
    }

    tobase64 = Base64.encodeBase64(btstream.array());

    return new String(tobase64);

}

---

From source file:com.amazonaws.services.logs.connectors.elasticsearch.ElasticsearchTransformerTest.java

@Test
public void transformAccessLog() throws IOException {
    ElasticsearchTransformer classUnderTest = new ElasticsearchTransformer();

    // load the example events
    byte[] data = TestUtils.getCompressedTestFile("/access-log-example.json");

    // execute//from   w  w  w . j a  v a2 s . c o  m
    List<CloudWatchLogsEvent> logEvents = new ArrayList<>(
            classUnderTest.toClass(new Record().withData(ByteBuffer.wrap(data))));

    List<ElasticsearchObject> elasticsearchDocuments = new ArrayList<>();

    for (CloudWatchLogsEvent logEvent : logEvents) {
        elasticsearchDocuments.add(classUnderTest.fromClass(logEvent));
    }

    // verify
    assertEquals("49545295115971876468408574808414755329919666212443258898",
            elasticsearchDocuments.get(0).getId());
    assertEquals("49545295115971876468408574808465530214343480843939348498",
            elasticsearchDocuments.get(1).getId());

    assertEquals("cwl-2015.01.13", elasticsearchDocuments.get(0).getIndex());
    assertEquals("cwl-2015.01.13", elasticsearchDocuments.get(1).getIndex());

    assertEquals("Apache/access.log", elasticsearchDocuments.get(0).getType());
    assertEquals("Apache/access.log", elasticsearchDocuments.get(1).getType());

    JsonNode sourceNode;

    // event 1
    sourceNode = JSON_OBJECT_MAPPER.readTree(new StringReader(elasticsearchDocuments.get(0).getSource()));

    assertEquals("49545295115971876468408574808414755329919666212443258898", sourceNode.get("@id").asText());
    assertEquals(1421116133213L, sourceNode.get("@timestamp").asLong());
    assertEquals("123456789012", sourceNode.get("@owner").asText());
    assertEquals("Apache/access.log", sourceNode.get("@log_group").asText());
    assertEquals("i-c3f9bec9", sourceNode.get("@log_stream").asText());
    assertEquals("127.0.0.1 frank GET 200 4535", sourceNode.get("@message").asText());

    assertEquals(200, sourceNode.get("status_code").asLong());
    assertEquals("GET", sourceNode.get("verb").asText());
    assertEquals(4535, sourceNode.get("response_size").asLong());
    assertEquals("frank", sourceNode.get("user").asText());
    assertEquals("127.0.0.1", sourceNode.get("ip").asText());

    // event 2
    sourceNode = JSON_OBJECT_MAPPER.readTree(new StringReader(elasticsearchDocuments.get(1).getSource()));

    assertEquals("49545295115971876468408574808465530214343480843939348498", sourceNode.get("@id").asText());
    assertEquals(1421116143214L, sourceNode.get("@timestamp").asLong());
    assertEquals("123456789012", sourceNode.get("@owner").asText());
    assertEquals("Apache/access.log", sourceNode.get("@log_group").asText());
    assertEquals("i-c3f9bec9", sourceNode.get("@log_stream").asText());
    assertEquals("127.0.0.1 alice POST 404 34", sourceNode.get("@message").asText());

    assertEquals(404, sourceNode.get("status_code").asLong());
    assertEquals("POST", sourceNode.get("verb").asText());
    assertEquals(34, sourceNode.get("response_size").asLong());
    assertEquals("alice", sourceNode.get("user").asText());
    assertEquals("127.0.0.1", sourceNode.get("ip").asText());
}

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