Java DataOutputBuffer类代码示例

本文整理汇总了Java中org.apache.cassandra.io.util.DataOutputBuffer类的典型用法代码示例。如果您正苦于以下问题：Java DataOutputBuffer类的具体用法？Java DataOutputBuffer怎么用？Java DataOutputBuffer使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。

DataOutputBuffer类属于org.apache.cassandra.io.util包，在下文中一共展示了DataOutputBuffer类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: build

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
public ByteBuffer build()
{
    try (DataOutputBuffer out = new DataOutputBufferFixed(serializedSize))
    {
        if (isStatic)
            out.writeShort(STATIC_MARKER);

        for (int i = 0; i < components.size(); i++)
        {
            ByteBufferUtil.writeWithShortLength(components.get(i), out);
            out.write(endOfComponents[i]);
        }
        return ByteBuffer.wrap(out.getData(), 0, out.getLength());
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
}

开发者ID:Netflix，项目名称:sstable-adaptor，代码行数:20，代码来源:CompositeType.java

示例2: build

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
public ByteBuffer build()
{
    try
    {
        DataOutputBuffer out = new DataOutputBuffer(serializedSize);
        if (isStatic)
            out.writeShort(STATIC_MARKER);

        for (int i = 0; i < components.size(); i++)
        {
            ByteBufferUtil.writeWithShortLength(components.get(i), out);
            out.write(endOfComponents[i]);
        }
        return ByteBuffer.wrap(out.getData(), 0, out.getLength());
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
}

开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:21，代码来源:CompositeType.java

示例3: serializeMutations

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
private static ByteBuffer serializeMutations(Collection<Mutation> mutations, int version)
{
    DataOutputBuffer buf = new DataOutputBuffer();

    try
    {
        buf.writeInt(mutations.size());
        for (Mutation mutation : mutations)
            Mutation.serializer.serialize(mutation, buf, version);
    }
    catch (IOException e)
    {
        throw new AssertionError(); // cannot happen.
    }

    return buf.asByteBuffer();
}

开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:18，代码来源:BatchlogManager.java

示例4: testSerialization

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Test
public void testSerialization() throws Exception
{
    Range<Token> full = new Range<>(tok(-1), tok(-1));

    // populate and validate the tree
    mt.maxsize(256);
    mt.init();
    for (TreeRange range : mt.invalids())
        range.addAll(new HIterator(range.right));

    byte[] initialhash = mt.hash(full);

    DataOutputBuffer out = new DataOutputBuffer();
    MerkleTree.serializer.serialize(mt, out, MessagingService.current_version);
    byte[] serialized = out.toByteArray();

    ByteArrayDataInput in = ByteStreams.newDataInput(serialized);
    MerkleTree restored = MerkleTree.serializer.deserialize(in, MessagingService.current_version);

    assertHashEquals(initialhash, restored.hash(full));
}

开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:23，代码来源:MerkleTreeTest.java

示例5: test

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Test
public void test() throws IOException
{
    InetAddress endpoint = InetAddress.getByName("127.0.0.1");
    int generation = 0;
    int maxVersion = 123;
    GossipDigest expected = new GossipDigest(endpoint, generation, maxVersion);
    //make sure we get the same values out
    assertEquals(endpoint, expected.getEndpoint());
    assertEquals(generation, expected.getGeneration());
    assertEquals(maxVersion, expected.getMaxVersion());

    //test the serialization and equals
    DataOutputBuffer output = new DataOutputBuffer();
    GossipDigest.serializer.serialize(expected, output, MessagingService.current_version);

    ByteArrayInputStream input = new ByteArrayInputStream(output.getData(), 0, output.getLength());
    GossipDigest actual = GossipDigest.serializer.deserialize(new DataInputStream(input), MessagingService.current_version);
    assertEquals(0, expected.compareTo(actual));
}

开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:21，代码来源:GossipDigestTest.java

示例6: testSerialization

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Test
public void testSerialization() throws IOException
{
    Pair<List<DecoratedKey>, IndexSummary> random = generateRandomIndex(100, 1);
    DataOutputBuffer dos = new DataOutputBuffer();
    IndexSummary.serializer.serialize(random.right, dos, false);
    // write junk
    dos.writeUTF("JUNK");
    dos.writeUTF("JUNK");
    FileUtils.closeQuietly(dos);
    DataInputStream dis = new DataInputStream(new ByteArrayInputStream(dos.toByteArray()));
    IndexSummary is = IndexSummary.serializer.deserialize(dis, DatabaseDescriptor.getPartitioner(), false, 1, 1);
    for (int i = 0; i < 100; i++)
        assertEquals(i, is.binarySearch(random.left.get(i)));
    // read the junk
    assertEquals(dis.readUTF(), "JUNK");
    assertEquals(dis.readUTF(), "JUNK");
    is.close();
    FileUtils.closeQuietly(dis);
}

开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:21，代码来源:IndexSummaryTest.java

示例7: testAddEmptyKey

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Test
public void testAddEmptyKey() throws Exception
{
    IPartitioner p = new RandomPartitioner();
    try (IndexSummaryBuilder builder = new IndexSummaryBuilder(1, 1, BASE_SAMPLING_LEVEL))
    {
        builder.maybeAddEntry(p.decorateKey(ByteBufferUtil.EMPTY_BYTE_BUFFER), 0);
        IndexSummary summary = builder.build(p);
        assertEquals(1, summary.size());
        assertEquals(0, summary.getPosition(0));
        assertArrayEquals(new byte[0], summary.getKey(0));

        DataOutputBuffer dos = new DataOutputBuffer();
        IndexSummary.serializer.serialize(summary, dos, false);
        DataInputStream dis = new DataInputStream(new ByteArrayInputStream(dos.toByteArray()));
        IndexSummary loaded = IndexSummary.serializer.deserialize(dis, p, false, 1, 1);

        assertEquals(1, loaded.size());
        assertEquals(summary.getPosition(0), loaded.getPosition(0));
        assertArrayEquals(summary.getKey(0), summary.getKey(0));
        summary.close();
        loaded.close();
    }
}

开发者ID:vcostet，项目名称:cassandra-kmean，代码行数:25，代码来源:IndexSummaryTest.java

示例8: truncationAsMapEntry

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
private static String truncationAsMapEntry(ColumnFamilyStore cfs, long truncatedAt, ReplayPosition position)
{
    DataOutputBuffer out = new DataOutputBuffer();
    try
    {
        ReplayPosition.serializer.serialize(position, out);
        out.writeLong(truncatedAt);
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
    return String.format("{%s: 0x%s}",
                         cfs.metadata.cfId,
                         ByteBufferUtil.bytesToHex(ByteBuffer.wrap(out.getData(), 0, out.getLength())));
}

开发者ID:pgaref，项目名称:ACaZoo，代码行数:17，代码来源:SystemKeyspace.java

示例9: updateDigest

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
public void updateDigest(MessageDigest digest)
{
    digest.update(name.duplicate());
    digest.update(value.duplicate());

    DataOutputBuffer buffer = new DataOutputBuffer();
    try
    {
        buffer.writeLong(timestamp);
        buffer.writeByte(serializationFlags());
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
    digest.update(buffer.getData(), 0, buffer.getLength());
}

开发者ID:pgaref，项目名称:ACaZoo，代码行数:18，代码来源:Column.java

示例10: build

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
public ByteBuffer build()
{
    DataOutputBuffer out = new DataOutputBuffer(serializedSize);
    for (int i = 0; i < components.size(); i++)
    {
        try
        {
            ByteBufferUtil.writeWithShortLength(components.get(i), out);
        }
        catch (IOException e)
        {
            throw new RuntimeException(e);
        }
        out.write(endOfComponents[i]);
    }
    return ByteBuffer.wrap(out.getData(), 0, out.getLength());
}

开发者ID:pgaref，项目名称:ACaZoo，代码行数:18，代码来源:CompositeType.java

示例11: updateDigest

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Override
public void updateDigest(MessageDigest digest)
{
    digest.update(name.duplicate());
    // We don't take the deltas into account in a digest
    contextManager.updateDigest(digest, value);
    DataOutputBuffer buffer = new DataOutputBuffer();
    try
    {
        buffer.writeLong(timestamp);
        buffer.writeByte(serializationFlags());
        buffer.writeLong(timestampOfLastDelete);
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
    digest.update(buffer.getData(), 0, buffer.getLength());
}

开发者ID:pgaref，项目名称:ACaZoo，代码行数:20，代码来源:CounterColumn.java

示例12: updateDigest

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Override
public void updateDigest(MessageDigest digest)
{
    digest.update(name.duplicate());
    digest.update(value.duplicate());

    DataOutputBuffer buffer = new DataOutputBuffer();
    try
    {
        buffer.writeLong(timestamp);
        buffer.writeByte(serializationFlags());
        buffer.writeInt(timeToLive);
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
    digest.update(buffer.getData(), 0, buffer.getLength());
}

开发者ID:pgaref，项目名称:ACaZoo，代码行数:20，代码来源:ExpiringColumn.java

示例13: updateDigest

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Override
public void updateDigest(MessageDigest digest)
{
    digest.update(name.duplicate());

    DataOutputBuffer buffer = new DataOutputBuffer();
    try
    {
        buffer.writeLong(timestamp);
        buffer.writeByte(serializationFlags());
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
    digest.update(buffer.getData(), 0, buffer.getLength());
}

开发者ID:pgaref，项目名称:ACaZoo，代码行数:18，代码来源:DeletedColumn.java

示例14: write

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
private void write(Hint hint)
{
    ByteBuffer buffer = (ByteBuffer) slab.duplicate().position(offset).limit(offset + totalSize);
    CRC32 crc = new CRC32();
    int hintSize = totalSize - ENTRY_OVERHEAD_SIZE;
    try (DataOutputBuffer dop = new DataOutputBufferFixed(buffer))
    {
        dop.writeInt(hintSize);
        updateChecksumInt(crc, hintSize);
        dop.writeInt((int) crc.getValue());

        Hint.serializer.serialize(hint, dop, MessagingService.current_version);
        updateChecksum(crc, buffer, buffer.position() - hintSize, hintSize);
        dop.writeInt((int) crc.getValue());
    }
    catch (IOException e)
    {
        throw new AssertionError(); // cannot happen
    }
}

开发者ID:scylladb，项目名称:scylla-tools-java，代码行数:21，代码来源:HintsBuffer.java

示例15: serialize

import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
public void serialize(RowCacheKey rowCacheKey, ByteBuffer buf)
{
    @SuppressWarnings("resource")
    DataOutputBuffer dataOutput = new DataOutputBufferFixed(buf);
    try
    {
        dataOutput.writeUTF(rowCacheKey.ksAndCFName.left);
        dataOutput.writeUTF(rowCacheKey.ksAndCFName.right);
    }
    catch (IOException e)
    {
        throw new RuntimeException(e);
    }
    buf.putInt(rowCacheKey.key.length);
    buf.put(rowCacheKey.key);
}

开发者ID:scylladb，项目名称:scylla-tools-java，代码行数:17，代码来源:OHCProvider.java

注：本文中的org.apache.cassandra.io.util.DataOutputBuffer类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。