Uses of Interface
org.apache.druid.collections.ResourceHolder

Packages that use ResourceHolder

Package	Description
org.apache.druid.collections
org.apache.druid.frame.allocation
org.apache.druid.java.util.common
org.apache.druid.query.groupby
org.apache.druid.query.topn
org.apache.druid.segment
org.apache.druid.segment.data
org.apache.druid.segment.serde.cell

Uses of ResourceHolder in org.apache.druid.collections

Classes in org.apache.druid.collections that implement ResourceHolder

Modifier and Type	Class	Description
class	CloseableResourceHolder<T extends Closeable>
class	ReferenceCountingResourceHolder<T>
class	StupidResourceHolder<T>

Methods in org.apache.druid.collections that return ResourceHolder

Modifier and Type	Method	Description
static <T extends Closeable> ResourceHolder<T>	ResourceHolder.fromCloseable(T resource)
ResourceHolder<T>	ReferenceCountingResourceHolder.increment()	Increments the reference count by 1 and returns a ResourceHolder representing the new references.
ResourceHolder<T>	DummyNonBlockingPool.take()
ResourceHolder<T>	NonBlockingPool.take()
ResourceHolder<T>	StupidPool.take()

Uses of ResourceHolder in org.apache.druid.frame.allocation

Methods in org.apache.druid.frame.allocation that return types with arguments of type ResourceHolder

Modifier and Type	Method	Description
Optional<ResourceHolder<org.apache.datasketches.memory.WritableMemory>>	ArenaMemoryAllocator.allocate(long size)
Optional<ResourceHolder<org.apache.datasketches.memory.WritableMemory>>	HeapMemoryAllocator.allocate(long size)
Optional<ResourceHolder<org.apache.datasketches.memory.WritableMemory>>	MemoryAllocator.allocate(long size)	Allocates a block of memory of capacity {@param size}.

Uses of ResourceHolder in org.apache.druid.java.util.common

Classes in org.apache.druid.java.util.common that implement ResourceHolder

Modifier and Type	Class	Description
class	MappedByteBufferHandler	Facilitates using try-with-resources with MappedByteBuffer.

Methods in org.apache.druid.java.util.common that return ResourceHolder

Modifier and Type	Method	Description
static ResourceHolder<ByteBuffer>	ByteBufferUtils.allocateDirect(int size)	Same as ByteBuffer.allocateDirect(int), but returns a closeable ResourceHolder that frees the buffer upon close.

Uses of ResourceHolder in org.apache.druid.query.groupby

Methods in org.apache.druid.query.groupby that return ResourceHolder

Modifier and Type	Method	Description
ResourceHolder<ByteBuffer>	GroupByQueryResources.getMergingQueryRunnerMergeBuffer()	Returns a merge buffer associated with the GroupByMergingQueryRunner
ResourceHolder<ByteBuffer>	GroupByQueryResources.getToolchestMergeBuffer()	Returns a merge buffer associate with the GroupByQueryQueryToolChest.mergeResults(org.apache.druid.query.QueryRunner<org.apache.druid.query.groupby.ResultRow>)

Uses of ResourceHolder in org.apache.druid.query.topn

Methods in org.apache.druid.query.topn that return ResourceHolder

Modifier and Type	Method	Description
ResourceHolder<ByteBuffer>	PooledTopNAlgorithm.PooledTopNParams.getResultsBufHolder()

Methods in org.apache.druid.query.topn with parameters of type ResourceHolder

Modifier and Type	Method	Description
PooledTopNAlgorithm.PooledTopNParams.Builder	PooledTopNAlgorithm.PooledTopNParams.Builder.withResultsBufHolder(ResourceHolder<ByteBuffer> resultsBufHolder)

Constructors in org.apache.druid.query.topn with parameters of type ResourceHolder

Constructor	Description
PooledTopNParams(ColumnSelectorPlus selectorPlus, Cursor cursor, ResourceHolder<ByteBuffer> resultsBufHolder, ByteBuffer resultsBuf, int[] aggregatorSizes, int numBytesPerRecord, int numValuesPerPass, TopNMetricSpecBuilder<int[]> arrayProvider)

Uses of ResourceHolder in org.apache.druid.segment

Methods in org.apache.druid.segment that return ResourceHolder

Modifier and Type	Method	Description
static ResourceHolder<com.ning.compress.BufferRecycler>	CompressedPools.getBufferRecycler()
static ResourceHolder<ByteBuffer>	CompressedPools.getByteBuf(ByteOrder order)
static ResourceHolder<byte[]>	CompressedPools.getOutputBytes()

Uses of ResourceHolder in org.apache.druid.segment.data

Methods in org.apache.druid.segment.data that return ResourceHolder

Modifier and Type	Method	Description
ResourceHolder<ByteBuffer>	DecompressingByteBufferObjectStrategy.fromByteBuffer(ByteBuffer buffer, int numBytes)

Methods in org.apache.druid.segment.data that return types with arguments of type ResourceHolder

Modifier and Type	Method	Description
Class<ResourceHolder<ByteBuffer>>	DecompressingByteBufferObjectStrategy.getClazz()
static GenericIndexed<ResourceHolder<ByteBuffer>>	GenericIndexed.ofCompressedByteBuffers(Iterable<ByteBuffer> buffers, CompressionStrategy compression, int bufferSize, ByteOrder order, Closer closer)

Methods in org.apache.druid.segment.data with parameters of type ResourceHolder

Modifier and Type	Method	Description
int	DecompressingByteBufferObjectStrategy.compare(ResourceHolder<ByteBuffer> o1, ResourceHolder<ByteBuffer> o2)
byte[]	DecompressingByteBufferObjectStrategy.toBytes(ResourceHolder<ByteBuffer> holder)

Uses of ResourceHolder in org.apache.druid.segment.serde.cell

Methods in org.apache.druid.segment.serde.cell that return ResourceHolder

Modifier and Type	Method	Description
ResourceHolder<ByteBuffer>	ByteBufferProvider.get()
ResourceHolder<ByteBuffer>	NativeClearedByteBufferProvider.get()