Package io.undertow.conduits

Class InflatingStreamSourceConduit

java.lang.Object

org.xnio.conduits.AbstractConduit<D>

org.xnio.conduits.AbstractSourceConduit<D>

org.xnio.conduits.AbstractStreamSourceConduit<org.xnio.conduits.StreamSourceConduit>

io.undertow.conduits.InflatingStreamSourceConduit

All Implemented Interfaces:

org.xnio.conduits.Conduit, org.xnio.conduits.SourceConduit, org.xnio.conduits.StreamSourceConduit

Direct Known Subclasses:

GzipStreamSourceConduit

public class InflatingStreamSourceConduit
extends org.xnio.conduits.AbstractStreamSourceConduit<org.xnio.conduits.StreamSourceConduit>

Author:

Stuart Douglas

Field Summary

Fields

Modifier and Type	Field	Description
static ConduitWrapper<org.xnio.conduits.StreamSourceConduit>	WRAPPER

Fields inherited from class org.xnio.conduits.AbstractConduit

next

Constructor Summary

Constructors

Constructor	Description
InflatingStreamSourceConduit(HttpServerExchange exchange, org.xnio.conduits.StreamSourceConduit next)
InflatingStreamSourceConduit(HttpServerExchange exchange, org.xnio.conduits.StreamSourceConduit next, ObjectPool<Inflater> inflaterPool)
InflatingStreamSourceConduit(HttpServerExchange exchange, org.xnio.conduits.StreamSourceConduit next, ObjectPool<Inflater> inflaterPool, ObjectPool<Inflater> inflaterWrappingPool)

Method Summary

Modifier and Type	Method	Description
protected void	dataDeflated(byte[] data, int off, int len)
protected void	initializeInflater(ByteBuffer buf)
protected boolean	isZlibHeaderPresent(ByteBuffer buf)
static ObjectPool<Inflater>	newInstanceInflaterPool()	Create non-wrapping(gzip/zlib without headers) inflater pool
static ObjectPool<Inflater>	newInstanceWrappingInflaterPool()	Create wrapping inflater pool, one that expects headers.
int	read(ByteBuffer dst)
long	read(ByteBuffer[] dsts, int offset, int length)
protected void	readFooter(ByteBuffer buf)
protected boolean	readHeader(ByteBuffer byteBuffer)
static ObjectPool<Inflater>	simpleInflaterPool(int poolSize)	Create non-wrapping(gzip/zlib without headers) inflater pool
static ObjectPool<Inflater>	simpleWrappingInflaterPool(int poolSize)	Create wrapping inflater pool, one that expects headers.
void	terminateReads()
long	transferTo(long position, long count, FileChannel target)
long	transferTo(long count, ByteBuffer throughBuffer, org.xnio.channels.StreamSinkChannel target)

Methods inherited from class org.xnio.conduits.AbstractSourceConduit

awaitReadable, awaitReadable, getReadThread, isReadResumed, isReadShutdown, resumeReads, setReadReadyHandler, suspendReads, wakeupReads

Methods inherited from class org.xnio.conduits.AbstractConduit

getWorker

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.xnio.conduits.Conduit

getWorker

Methods inherited from interface org.xnio.conduits.SourceConduit

awaitReadable, awaitReadable, getReadThread, isReadResumed, isReadShutdown, resumeReads, setReadReadyHandler, suspendReads, wakeupReads

Field Detail

WRAPPER

public static final ConduitWrapper<org.xnio.conduits.StreamSourceConduit> WRAPPER

Constructor Detail

InflatingStreamSourceConduit

public InflatingStreamSourceConduit(HttpServerExchange exchange,
                                    org.xnio.conduits.StreamSourceConduit next)

InflatingStreamSourceConduit

public InflatingStreamSourceConduit(HttpServerExchange exchange,
                                    org.xnio.conduits.StreamSourceConduit next,
                                    ObjectPool<Inflater> inflaterPool)

InflatingStreamSourceConduit

public InflatingStreamSourceConduit(HttpServerExchange exchange,
                                    org.xnio.conduits.StreamSourceConduit next,
                                    ObjectPool<Inflater> inflaterPool,
                                    ObjectPool<Inflater> inflaterWrappingPool)

Method Detail

newInstanceInflaterPool

public static ObjectPool<Inflater> newInstanceInflaterPool()

Create non-wrapping(gzip/zlib without headers) inflater pool

Returns:

simpleInflaterPool

public static ObjectPool<Inflater> simpleInflaterPool(int poolSize)

Create non-wrapping(gzip/zlib without headers) inflater pool

Returns:

newInstanceWrappingInflaterPool

public static ObjectPool<Inflater> newInstanceWrappingInflaterPool()

Create wrapping inflater pool, one that expects headers.

Returns:

simpleWrappingInflaterPool

public static ObjectPool<Inflater> simpleWrappingInflaterPool(int poolSize)

Create wrapping inflater pool, one that expects headers.

Returns:

read

public int read(ByteBuffer dst)
         throws IOException

Specified by:

read in interface org.xnio.conduits.StreamSourceConduit

Overrides:

read in class org.xnio.conduits.AbstractStreamSourceConduit<org.xnio.conduits.StreamSourceConduit>

Throws:

IOException

initializeInflater

protected void initializeInflater(ByteBuffer buf)
                           throws IOException

Throws:

IOException

isZlibHeaderPresent

protected boolean isZlibHeaderPresent(ByteBuffer buf)
                               throws IOException

Throws:

IOException

readFooter

protected void readFooter(ByteBuffer buf)
                   throws IOException

Throws:

IOException

readHeader

protected boolean readHeader(ByteBuffer byteBuffer)
                      throws IOException

Throws:

IOException

dataDeflated

protected void dataDeflated(byte[] data,
                            int off,
                            int len)

transferTo

public long transferTo(long position,
                       long count,
                       FileChannel target)
                throws IOException

Specified by:

transferTo in interface org.xnio.conduits.StreamSourceConduit

Overrides:

transferTo in class org.xnio.conduits.AbstractStreamSourceConduit<org.xnio.conduits.StreamSourceConduit>

Throws:

IOException

transferTo

public long transferTo(long count,
                       ByteBuffer throughBuffer,
                       org.xnio.channels.StreamSinkChannel target)
                throws IOException

Specified by:

transferTo in interface org.xnio.conduits.StreamSourceConduit

Overrides:

transferTo in class org.xnio.conduits.AbstractStreamSourceConduit<org.xnio.conduits.StreamSourceConduit>

Throws:

IOException

read

public long read(ByteBuffer[] dsts,
                 int offset,
                 int length)
          throws IOException

Specified by:

read in interface org.xnio.conduits.StreamSourceConduit

Overrides:

read in class org.xnio.conduits.AbstractStreamSourceConduit<org.xnio.conduits.StreamSourceConduit>

Throws:

IOException

terminateReads

public void terminateReads()
                    throws IOException

Specified by:

terminateReads in interface org.xnio.conduits.SourceConduit

Overrides:

terminateReads in class org.xnio.conduits.AbstractSourceConduit<org.xnio.conduits.StreamSourceConduit>

Throws:

IOException