org.apache.http.impl.nio
Class DefaultNHttpClientConnection

java.lang.Object
  org.apache.http.impl.nio.NHttpConnectionBase
      org.apache.http.impl.nio.DefaultNHttpClientConnection

All Implemented Interfaces:

Closeable, HttpConnection, HttpInetConnection, IOControl, NHttpClientConnection, NHttpClientIOTarget, NHttpConnection, SessionBufferStatus, SocketAccessor

public class DefaultNHttpClientConnection
extends NHttpConnectionBase
implements NHttpClientIOTarget

Default implementation of the NHttpClientConnection interface.

Since:

4.0

Field Summary

protected NHttpMessageWriter<HttpRequest>	requestWriter
protected NHttpMessageParser<HttpResponse>	responseParser

Fields inherited from class org.apache.http.impl.nio.NHttpConnectionBase

connMetrics, contentDecoder, contentEncoder, context, hasBufferedInput, hasBufferedOutput, inbuf, incomingContentStrategy, inTransportMetrics, outbuf, outgoingContentStrategy, outTransportMetrics, remote, request, response, session, status

Fields inherited from interface org.apache.http.nio.NHttpConnection

ACTIVE, CLOSED, CLOSING

Constructor Summary

DefaultNHttpClientConnection(IOSession session, HttpResponseFactory responseFactory, ByteBufferAllocator allocator, HttpParams params)
Deprecated. (4.3) use DefaultNHttpClientConnection( IOSession, int, int, ByteBufferAllocator, CharsetDecoder, CharsetEncoder, MessageConstraints, ContentLengthStrategy, ContentLengthStrategy, NHttpMessageWriterFactory, NHttpMessageParserFactory)

DefaultNHttpClientConnection(IOSession session, int bufferSize)

DefaultNHttpClientConnection(IOSession session, int bufferSize, CharsetDecoder charDecoder, CharsetEncoder charEncoder, MessageConstraints constraints)

DefaultNHttpClientConnection(IOSession session, int bufferSize, int fragmentSizeHint, ByteBufferAllocator allocator, CharsetDecoder charDecoder, CharsetEncoder charEncoder, MessageConstraints constraints, ContentLengthStrategy incomingContentStrategy, ContentLengthStrategy outgoingContentStrategy, NHttpMessageWriterFactory<HttpRequest> requestWriterFactory, NHttpMessageParserFactory<HttpResponse> responseParserFactory)
Creates new instance DefaultNHttpClientConnection given the underlying I/O session.

Method Summary

void	consumeInput(NHttpClientEventHandler handler)
void	consumeInput(NHttpClientHandler handler) Triggered when the connection is ready to consume input.
protected NHttpMessageWriter<HttpRequest>	createRequestWriter(SessionOutputBuffer buffer, HttpParams params) Deprecated. (4.3) use constructor.
protected NHttpMessageParser<HttpResponse>	createResponseParser(SessionInputBuffer buffer, HttpResponseFactory responseFactory, HttpParams params) Deprecated. (4.3) use constructor.
boolean	isRequestSubmitted() Returns true if an HTTP request has been submitted to the target server.
protected void	onRequestSubmitted(HttpRequest request)
protected void	onResponseReceived(HttpResponse response)
void	produceOutput(NHttpClientEventHandler handler)
void	produceOutput(NHttpClientHandler handler) Triggered when the connection is ready to produce output.
void	resetInput() Resets input state.
void	resetOutput() Resets output state.
void	submitRequest(HttpRequest request) Submits HttpRequest to be sent to the target server.

Methods inherited from class org.apache.http.impl.nio.NHttpConnectionBase

assertNotClosed, bind, close, createConnectionMetrics, createContentDecoder, createContentEncoder, createIncomingContentStrategy, createOutgoingContentStrategy, createTransportMetrics, getContext, getHttpRequest, getHttpResponse, getLocalAddress, getLocalPort, getMetrics, getRemoteAddress, getRemotePort, getSocket, getSocketTimeout, getStatus, hasBufferedInput, hasBufferedOutput, isOpen, isStale, prepareDecoder, prepareEncoder, requestInput, requestOutput, setSocketTimeout, shutdown, suspendInput, suspendOutput, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.http.nio.NHttpConnection

getContext, getHttpRequest, getHttpResponse, getStatus

Methods inherited from interface org.apache.http.HttpConnection

close, getMetrics, getSocketTimeout, isOpen, isStale, setSocketTimeout, shutdown

Methods inherited from interface org.apache.http.nio.IOControl

requestInput, requestOutput, shutdown, suspendInput, suspendOutput

Field Detail

responseParser

protected final NHttpMessageParser<HttpResponse> responseParser

requestWriter

protected final NHttpMessageWriter<HttpRequest> requestWriter

Constructor Detail

DefaultNHttpClientConnection

@Deprecated
public DefaultNHttpClientConnection(IOSession session,
                                               HttpResponseFactory responseFactory,
                                               ByteBufferAllocator allocator,
                                               HttpParams params)

Deprecated. (4.3) use DefaultNHttpClientConnection( IOSession, int, int, ByteBufferAllocator, CharsetDecoder, CharsetEncoder, MessageConstraints, ContentLengthStrategy, ContentLengthStrategy, NHttpMessageWriterFactory, NHttpMessageParserFactory)

Creates a new instance of this class given the underlying I/O session.

Parameters:

session - the underlying I/O session.

responseFactory - HTTP response factory.

allocator - byte buffer allocator.

params - HTTP parameters.

DefaultNHttpClientConnection

public DefaultNHttpClientConnection(IOSession session,
                                    int bufferSize,
                                    int fragmentSizeHint,
                                    ByteBufferAllocator allocator,
                                    CharsetDecoder charDecoder,
                                    CharsetEncoder charEncoder,
                                    MessageConstraints constraints,
                                    ContentLengthStrategy incomingContentStrategy,
                                    ContentLengthStrategy outgoingContentStrategy,
                                    NHttpMessageWriterFactory<HttpRequest> requestWriterFactory,
                                    NHttpMessageParserFactory<HttpResponse> responseParserFactory)

Creates new instance DefaultNHttpClientConnection given the underlying I/O session.

Parameters:

session - the underlying I/O session.

bufferSize - buffer size. Must be a positive number.

fragmentSizeHint - fragment size hint.

allocator - memory allocator. If null HeapByteBufferAllocator.INSTANCE will be used.

charDecoder - decoder to be used for decoding HTTP protocol elements. If null simple type cast will be used for byte to char conversion.

charEncoder - encoder to be used for encoding HTTP protocol elements. If null simple type cast will be used for char to byte conversion.

constraints - Message constraints. If null MessageConstraints.DEFAULT will be used.

incomingContentStrategy - incoming content length strategy. If null LaxContentLengthStrategy.INSTANCE will be used.

outgoingContentStrategy - outgoing content length strategy. If null StrictContentLengthStrategy.INSTANCE will be used.

Since:

4.3

DefaultNHttpClientConnection

public DefaultNHttpClientConnection(IOSession session,
                                    int bufferSize,
                                    CharsetDecoder charDecoder,
                                    CharsetEncoder charEncoder,
                                    MessageConstraints constraints)

Since:

4.3

DefaultNHttpClientConnection

public DefaultNHttpClientConnection(IOSession session,
                                    int bufferSize)

Since:

4.3

Method Detail

createResponseParser

@Deprecated
protected NHttpMessageParser<HttpResponse> createResponseParser(SessionInputBuffer buffer,
                                                                           HttpResponseFactory responseFactory,
                                                                           HttpParams params)

Deprecated. (4.3) use constructor.

Creates an instance of NHttpMessageParser to be used by this connection for parsing incoming HttpResponse messages.

This method can be overridden in a super class in order to provide a different implementation of the NHttpMessageParser interface.

Returns:

HTTP response parser.

createRequestWriter

@Deprecated
protected NHttpMessageWriter<HttpRequest> createRequestWriter(SessionOutputBuffer buffer,
                                                                         HttpParams params)

Deprecated. (4.3) use constructor.

Creates an instance of NHttpMessageWriter to be used by this connection for writing out outgoing HttpRequest messages.

This method can be overridden by a super class in order to provide a different implementation of the NHttpMessageWriter interface.

Returns:

HTTP response parser.

onResponseReceived

protected void onResponseReceived(HttpResponse response)

Since:

4.2

onRequestSubmitted

protected void onRequestSubmitted(HttpRequest request)

Since:

4.2

resetInput

public void resetInput()

Description copied from interface: NHttpClientConnection

Resets input state. This method can be used to prematurely terminate processing of the incoming HTTP response.

Specified by:

resetInput in interface NHttpClientConnection

resetOutput

public void resetOutput()

Description copied from interface: NHttpClientConnection

Resets output state. This method can be used to prematurely terminate processing of the outgoing HTTP request.

Specified by:

resetOutput in interface NHttpClientConnection

consumeInput

public void consumeInput(NHttpClientEventHandler handler)

produceOutput

public void produceOutput(NHttpClientEventHandler handler)

submitRequest

public void submitRequest(HttpRequest request)
                   throws IOException,
                          HttpException

Description copied from interface: NHttpClientConnection

Submits HttpRequest to be sent to the target server.

Specified by:

submitRequest in interface NHttpClientConnection

Parameters:

request - HTTP request

Throws:

IOException - if I/O error occurs while submitting the request

HttpException - if the HTTP request violates the HTTP protocol.

isRequestSubmitted

public boolean isRequestSubmitted()

Description copied from interface: NHttpClientConnection

Returns true if an HTTP request has been submitted to the target server.

Specified by:

isRequestSubmitted in interface NHttpClientConnection

Returns:

true if an HTTP request has been submitted, false otherwise.

consumeInput

public void consumeInput(NHttpClientHandler handler)

Description copied from interface: NHttpClientIOTarget

Triggered when the connection is ready to consume input.

Specified by:

consumeInput in interface NHttpClientIOTarget

Parameters:

handler - the client protocol handler.

produceOutput

public void produceOutput(NHttpClientHandler handler)

Description copied from interface: NHttpClientIOTarget

Triggered when the connection is ready to produce output.

Specified by:

produceOutput in interface NHttpClientIOTarget

Parameters:

handler - the client protocol handler.