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20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,您的评价将有助于我们的系统推荐出更棒的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
示例16: testSerializer
import org.apache.cassandra.io.util.DataOutputBuffer; //导入依赖的package包/类
@Test
public void testSerializer() throws IOException
{
long now = FBUtilities.timestampMicros();
Mutation mutation = createMutation("testSerializer", now);
Hint hint = Hint.create(mutation, now / 1000);
// serialize
int serializedSize = (int) Hint.serializer.serializedSize(hint, MessagingService.current_version);
DataOutputBuffer dob = new DataOutputBuffer();
Hint.serializer.serialize(hint, dob, MessagingService.current_version);
assertEquals(serializedSize, dob.getLength());
// deserialize
DataInputPlus di = new DataInputBuffer(dob.buffer(), true);
Hint deserializedHint = Hint.serializer.deserialize(di, MessagingService.current_version);
// compare before/after
assertHintsEqual(hint, deserializedHint);
}
开发者ID:scylladb,项目名称:scylla-tools-java,代码行数:21,代码来源:HintTest.java
示例17: 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();
DataInputPlus in = new DataInputBuffer(serialized);
MerkleTree restored = MerkleTree.serializer.deserialize(in, MessagingService.current_version);
assertHashEquals(initialhash, restored.hash(full));
}
开发者ID:scylladb,项目名称:scylla-tools-java,代码行数:23,代码来源:MerkleTreeTest.java
示例18: 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);
DataInputPlus input = new DataInputBuffer(output.getData());
GossipDigest actual = GossipDigest.serializer.deserialize(input, MessagingService.current_version);
assertEquals(0, expected.compareTo(actual));
}
开发者ID:scylladb,项目名称:scylla-tools-java,代码行数:21,代码来源:GossipDigestTest.java
示例19: 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, partitioner, 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);
random.right.close();
}
开发者ID:scylladb,项目名称:scylla-tools-java,代码行数:22,代码来源:IndexSummaryTest.java
示例20: 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");
FileUtils.closeQuietly(dis);
}
开发者ID:daidong,项目名称:GraphTrek,代码行数:20,代码来源:IndexSummaryTest.java
注:本文中的org.apache.cassandra.io.util.DataOutputBuffer类示例整理自Github/MSDocs等源码及文档管理平台,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。 |
请发表评论