Package org.apache.druid.segment.serde

Class MetaSerdeHelper<T>

java.lang.Object

org.apache.druid.segment.serde.MetaSerdeHelper<T>

public final class MetaSerdeHelper<T>
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	MetaSerdeHelper.ByteFieldWriter<T>
static interface	MetaSerdeHelper.FieldWriter<T>
static interface	MetaSerdeHelper.IntFieldWriter<T>

Method Summary

Modifier and Type	Method	Description
static <T> MetaSerdeHelper<T>	firstWriteByte(MetaSerdeHelper.ByteFieldWriter<T> fieldWriter)
MetaSerdeHelper<T>	maybeWriteByte(Predicate<T> condition, MetaSerdeHelper.ByteFieldWriter<T> fieldWriter)
int	size(T x)
MetaSerdeHelper<T>	writeByte(MetaSerdeHelper.ByteFieldWriter<T> fieldWriter)
MetaSerdeHelper<T>	writeByteArray(Function<T,byte[]> getByteArray)
MetaSerdeHelper<T>	writeInt(MetaSerdeHelper.IntFieldWriter<T> fieldWriter)
MetaSerdeHelper<T>	writeSomething(MetaSerdeHelper.FieldWriter<T> fieldWriter)
void	writeTo(WritableByteChannel channel, T x)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

firstWriteByte

public static <T> MetaSerdeHelper<T> firstWriteByte(MetaSerdeHelper.ByteFieldWriter<T> fieldWriter)

writeInt

public MetaSerdeHelper<T> writeInt(MetaSerdeHelper.IntFieldWriter<T> fieldWriter)

writeByte

public MetaSerdeHelper<T> writeByte(MetaSerdeHelper.ByteFieldWriter<T> fieldWriter)

maybeWriteByte

public MetaSerdeHelper<T> maybeWriteByte(Predicate<T> condition,
                                         MetaSerdeHelper.ByteFieldWriter<T> fieldWriter)

writeByteArray

public MetaSerdeHelper<T> writeByteArray(Function<T,byte[]> getByteArray)

writeSomething

public MetaSerdeHelper<T> writeSomething(MetaSerdeHelper.FieldWriter<T> fieldWriter)

writeTo

public void writeTo(WritableByteChannel channel,
                    T x)
             throws IOException

Throws:

IOException

size

public int size(T x)