org.cometd.server.transport
Class JSONTransport

java.lang.Object
  org.cometd.common.AbstractTransport
      org.cometd.server.AbstractServerTransport
          org.cometd.server.transport.HttpTransport
              org.cometd.server.transport.LongPollingTransport
                  org.cometd.server.transport.JSONTransport

All Implemented Interfaces:

ServerTransport, Transport

public class JSONTransport
extends LongPollingTransport

Nested Class Summary

Nested classes/interfaces inherited from class org.cometd.server.AbstractServerTransport

AbstractServerTransport.OneTimeScheduler, AbstractServerTransport.Scheduler

Field Summary

static String	MIME_TYPE_OPTION
static String	NAME
static String	PREFIX

Fields inherited from class org.cometd.server.transport.LongPollingTransport

ALLOW_MULTI_SESSIONS_NO_BROWSER_OPTION, AUTOBATCH_OPTION, BROWSER_ID_OPTION, MAX_SESSIONS_PER_BROWSER_OPTION, MULTI_SESSION_INTERVAL_OPTION

Fields inherited from class org.cometd.server.transport.HttpTransport

JSON_DEBUG_OPTION, MESSAGE_PARAM

Fields inherited from class org.cometd.server.AbstractServerTransport

INTERVAL_OPTION, MAX_INTERVAL_OPTION, MAX_LAZY_OPTION, META_CONNECT_DELIVERY_OPTION, TIMEOUT_OPTION

Constructor Summary

JSONTransport(BayeuxServerImpl bayeux)

Method Summary

boolean	accept(javax.servlet.http.HttpServletRequest request)
protected void	complete(PrintWriter writer)
protected void	init() Initialise the transport, resolving default and direct options.
protected boolean	isAlwaysFlushingAfterHandle()
protected ServerMessage.Mutable[]	parseMessages(javax.servlet.http.HttpServletRequest request)
protected PrintWriter	send(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, PrintWriter writer, ServerMessage message)

Methods inherited from class org.cometd.server.transport.LongPollingTransport

bayeuxServerHandle, decBrowserId, findBrowserId, handle, handleJSONParseException, incBrowserId, metaConnectResumed, metaConnectSuspended, parseMessages, setBrowserId, sweep

Methods inherited from class org.cometd.server.transport.HttpTransport

getContext, getCurrentLocalAddress, getCurrentRemoteAddress, getCurrentRequest, setCurrentRequest

Methods inherited from class org.cometd.server.AbstractServerTransport

debug, destroy, getAdvice, getBayeux, getInterval, getMaxInterval, getMaxLazyTimeout, getTimeout, isMetaConnectDeliveryOnly, parseMessages, parseMessages, setAdvice, setInterval, setMaxInterval, setMaxLazyTimeout, setMetaConnectDeliveryOnly, setTimeout

Methods inherited from class org.cometd.common.AbstractTransport

getName, getOption, getOption, getOption, getOption, getOption, getOptionNames, getOptionPrefix, setOption, setOptionPrefix

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.cometd.bayeux.Transport

getName, getOption, getOptionNames, getOptionPrefix

Field Detail

PREFIX

public static final String PREFIX

See Also:

Constant Field Values

NAME

public static final String NAME

See Also:

Constant Field Values

MIME_TYPE_OPTION

public static final String MIME_TYPE_OPTION

See Also:

Constant Field Values

Constructor Detail

JSONTransport

public JSONTransport(BayeuxServerImpl bayeux)

Method Detail

isAlwaysFlushingAfterHandle

protected boolean isAlwaysFlushingAfterHandle()

Specified by:

isAlwaysFlushingAfterHandle in class LongPollingTransport

Returns:

true if the transport always flushes at the end of a call to LongPollingTransport.handle(HttpServletRequest, HttpServletResponse).

init

protected void init()

Description copied from class: AbstractServerTransport

Initialise the transport, resolving default and direct options.

Overrides:

init in class LongPollingTransport

accept

public boolean accept(javax.servlet.http.HttpServletRequest request)

Specified by:

accept in class HttpTransport

parseMessages

protected ServerMessage.Mutable[] parseMessages(javax.servlet.http.HttpServletRequest request)
                                         throws IOException,
                                                ParseException

Specified by:

parseMessages in class LongPollingTransport

Throws:

IOException

ParseException

send

protected PrintWriter send(javax.servlet.http.HttpServletRequest request,
                           javax.servlet.http.HttpServletResponse response,
                           PrintWriter writer,
                           ServerMessage message)
                    throws IOException

Specified by:

send in class LongPollingTransport

Throws:

IOException

complete

protected void complete(PrintWriter writer)
                 throws IOException

Specified by:

complete in class LongPollingTransport

Throws:

IOException