Package org.cometd.server.http
Class AbstractHttpTransport
java.lang.Object
org.cometd.common.AbstractTransport
org.cometd.server.AbstractServerTransport
org.cometd.server.http.AbstractHttpTransport
- All Implemented Interfaces:
ServerTransport,org.cometd.bayeux.Transport,org.eclipse.jetty.util.component.Dumpable
- Direct Known Subclasses:
AbstractStreamHttpTransport,AsyncJSONTransport
public abstract class AbstractHttpTransport extends AbstractServerTransport
HTTP ServerTransport base class, used by ServerTransports that use HTTP as transport or to initiate a transport connection.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static classAbstractHttpTransport.Contextstatic interfaceAbstractHttpTransport.HttpSchedulerprotected classAbstractHttpTransport.LongPollSchedulerNested classes/interfaces inherited from class org.cometd.server.AbstractServerTransport
AbstractServerTransport.Scheduler -
Field Summary
Fields Modifier and Type Field Description static StringBROWSER_COOKIE_DOMAIN_OPTIONstatic StringBROWSER_COOKIE_HTTP_ONLY_OPTIONstatic StringBROWSER_COOKIE_NAME_OPTIONstatic StringBROWSER_COOKIE_PATH_OPTIONstatic StringBROWSER_COOKIE_SAME_SITE_OPTIONstatic StringBROWSER_COOKIE_SECURE_OPTIONstatic StringHTTP2_MAX_SESSIONS_PER_BROWSER_OPTIONstatic StringJSON_DEBUG_OPTIONstatic StringMAX_SESSIONS_PER_BROWSER_OPTIONstatic StringMESSAGE_PARAMstatic StringMULTI_SESSION_INTERVAL_OPTIONstatic StringPREFIXstatic StringTRUST_CLIENT_SESSIONFields inherited from class org.cometd.server.AbstractServerTransport
_logger, ALLOW_MESSAGE_DELIVERY_DURING_HANDSHAKE, HANDSHAKE_RECONNECT_OPTION, INTERVAL_OPTION, JSON_CONTEXT_OPTION, MAX_INTERVAL_OPTION, MAX_LAZY_TIMEOUT_OPTION, MAX_MESSAGE_SIZE_OPTION, MAX_PROCESSING_OPTION, MAX_QUEUE_OPTION, META_CONNECT_DELIVERY_OPTION, TIMEOUT_OPTION -
Constructor Summary
Constructors Modifier Constructor Description protectedAbstractHttpTransport(BayeuxServerImpl bayeux, String name) -
Method Summary
Modifier and Type Method Description abstract booleanaccept(javax.servlet.http.HttpServletRequest request)protected voiddecBrowserId(ServerSessionImpl session, boolean http2)protected StringfindBrowserId(AbstractHttpTransport.Context context)protected Collection<ServerSessionImpl>findCurrentSessions(javax.servlet.http.HttpServletRequest request)protected ServerSessionImplfindSession(Collection<ServerSessionImpl> sessions, ServerMessage.Mutable message)protected voidflush(AbstractHttpTransport.Context context, org.cometd.bayeux.Promise<Void> promise)protected javax.servlet.AsyncContextgetAsyncContext(javax.servlet.http.HttpServletRequest request)protected longgetMultiSessionInterval()abstract voidhandle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)protected voidhandleJSONParseException(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, String json, Throwable failure)protected voidhandleMessage(AbstractHttpTransport.Context context, ServerMessage.Mutable message, org.cometd.bayeux.Promise<ServerMessage.Mutable> promise)protected booleanincBrowserId(ServerSessionImpl session, boolean http2)Increments the count of sessions for the given browser identifier.voidinit()Initializes the transport, resolving default and direct options.protected booleanisHTTP2(javax.servlet.http.HttpServletRequest request)protected voidprocessMessages(AbstractHttpTransport.Context context, ServerMessage.Mutable[] messages, org.cometd.bayeux.Promise<Void> promise)protected voidresume(AbstractHttpTransport.Context context, ServerMessage.Mutable message, org.cometd.bayeux.Promise<Void> promise)protected voidsendError(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, int code, Throwable failure)protected StringsetBrowserId(AbstractHttpTransport.Context context)protected abstract AbstractHttpTransport.HttpSchedulersuspend(AbstractHttpTransport.Context context, org.cometd.bayeux.Promise<Void> promise, ServerMessage.Mutable message, long timeout)protected voidsweep()Sweeps the transport for old Browser IDsprotected byte[]toJSONBytes(ServerMessage msg)protected abstract voidwrite(AbstractHttpTransport.Context context, List<ServerMessage> messages, org.cometd.bayeux.Promise<Void> promise)Methods inherited from class org.cometd.server.AbstractServerTransport
allowMessageDeliveryDuringHandshake, destroy, dump, getBayeux, getInterval, getMaxInterval, getMaxLazyTimeout, getMaxMessageSize, getTimeout, isAllowMessageDeliveryDuringHandshake, isHandshakeReconnect, isMetaConnectDeliveryOnly, parseMessages, parseMessages, processReply, scheduleExpiration, setAllowMessageDeliveryDuringHandshake, setHandshakeReconnect, setInterval, setMaxInterval, setMaxLazyTimeout, setMaxMessageSize, setMetaConnectDeliveryOnly, setTimeout, toJSON, toStringMethods inherited from class org.cometd.common.AbstractTransport
getName, getOption, getOption, getOption, getOption, getOption, getOptionNames, getOptionPrefix, setOption, setOptionPrefix
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Field Details
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PREFIX
- See Also:
- Constant Field Values
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JSON_DEBUG_OPTION
- See Also:
- Constant Field Values
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MESSAGE_PARAM
- See Also:
- Constant Field Values
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BROWSER_COOKIE_NAME_OPTION
- See Also:
- Constant Field Values
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BROWSER_COOKIE_DOMAIN_OPTION
- See Also:
- Constant Field Values
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BROWSER_COOKIE_PATH_OPTION
- See Also:
- Constant Field Values
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BROWSER_COOKIE_SECURE_OPTION
- See Also:
- Constant Field Values
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BROWSER_COOKIE_HTTP_ONLY_OPTION
- See Also:
- Constant Field Values
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BROWSER_COOKIE_SAME_SITE_OPTION
- See Also:
- Constant Field Values
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MAX_SESSIONS_PER_BROWSER_OPTION
- See Also:
- Constant Field Values
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HTTP2_MAX_SESSIONS_PER_BROWSER_OPTION
- See Also:
- Constant Field Values
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MULTI_SESSION_INTERVAL_OPTION
- See Also:
- Constant Field Values
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TRUST_CLIENT_SESSION
- See Also:
- Constant Field Values
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Constructor Details
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Method Details
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init
public void init()Description copied from class:AbstractServerTransportInitializes the transport, resolving default and direct options.- Overrides:
initin classAbstractServerTransport
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getMultiSessionInterval
protected long getMultiSessionInterval() -
accept
public abstract boolean accept(javax.servlet.http.HttpServletRequest request) -
handle
public abstract void handle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) throws IOException, javax.servlet.ServletException- Throws:
IOExceptionjavax.servlet.ServletException
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suspend
protected abstract AbstractHttpTransport.HttpScheduler suspend(AbstractHttpTransport.Context context, org.cometd.bayeux.Promise<Void> promise, ServerMessage.Mutable message, long timeout) -
write
protected abstract void write(AbstractHttpTransport.Context context, List<ServerMessage> messages, org.cometd.bayeux.Promise<Void> promise) -
processMessages
protected void processMessages(AbstractHttpTransport.Context context, ServerMessage.Mutable[] messages, org.cometd.bayeux.Promise<Void> promise) -
findSession
protected ServerSessionImpl findSession(Collection<ServerSessionImpl> sessions, ServerMessage.Mutable message) -
findCurrentSessions
protected Collection<ServerSessionImpl> findCurrentSessions(javax.servlet.http.HttpServletRequest request) -
isHTTP2
protected boolean isHTTP2(javax.servlet.http.HttpServletRequest request) -
flush
protected void flush(AbstractHttpTransport.Context context, org.cometd.bayeux.Promise<Void> promise) -
resume
protected void resume(AbstractHttpTransport.Context context, ServerMessage.Mutable message, org.cometd.bayeux.Promise<Void> promise) -
sendError
protected void sendError(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, int code, Throwable failure) -
findBrowserId
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setBrowserId
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incBrowserId
Increments the count of sessions for the given browser identifier.- Parameters:
session- the session that increments the counthttp2- whether the HTTP protocol is HTTP/2- Returns:
- true if the count is below the max sessions per browser value. If false is returned, the count is not incremented.
- See Also:
decBrowserId(ServerSessionImpl, boolean)
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decBrowserId
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handleJSONParseException
protected void handleJSONParseException(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, String json, Throwable failure) throws IOException- Throws:
IOException
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handleMessage
protected void handleMessage(AbstractHttpTransport.Context context, ServerMessage.Mutable message, org.cometd.bayeux.Promise<ServerMessage.Mutable> promise) -
getAsyncContext
protected javax.servlet.AsyncContext getAsyncContext(javax.servlet.http.HttpServletRequest request) -
sweep
protected void sweep()Sweeps the transport for old Browser IDs- Overrides:
sweepin classAbstractServerTransport
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toJSONBytes
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