java.lang.Object

org.cometd.common.AbstractTransport

org.cometd.server.AbstractServerTransport

org.cometd.server.transport.AbstractHttpTransport

All Implemented Interfaces:: org.cometd.bayeux.server.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.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`AbstractHttpTransport.Context`
`static interface`	`AbstractHttpTransport.HttpScheduler`
`protected class`	`AbstractHttpTransport.LongPollScheduler`

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

AbstractServerTransport.Scheduler

Field Summary

Fields
Modifier and Type	Field	Description
`static java.lang.String`	`BROWSER_COOKIE_DOMAIN_OPTION`
`static java.lang.String`	`BROWSER_COOKIE_HTTP_ONLY_OPTION`
`static java.lang.String`	`BROWSER_COOKIE_NAME_OPTION`
`static java.lang.String`	`BROWSER_COOKIE_PATH_OPTION`
`static java.lang.String`	`BROWSER_COOKIE_SECURE_OPTION`
`static java.lang.String`	`HTTP2_MAX_SESSIONS_PER_BROWSER_OPTION`
`static java.lang.String`	`JSON_DEBUG_OPTION`
`static java.lang.String`	`MAX_SESSIONS_PER_BROWSER_OPTION`
`static java.lang.String`	`MESSAGE_PARAM`
`static java.lang.String`	`MULTI_SESSION_INTERVAL_OPTION`
`static java.lang.String`	`PREFIX`
`static java.lang.String`	`TRUST_CLIENT_SESSION`

Fields 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

Fields inherited from interface org.eclipse.jetty.util.component.Dumpable

KEY

Constructor Summary

Constructors

Modifier Constructor Description

protected AbstractHttpTransport(BayeuxServerImpl bayeux, java.lang.String name)

Method Summary

Modifier and Type	Method	Description
`abstract boolean`	`accept(javax.servlet.http.HttpServletRequest request)`
`protected void`	`decBrowserId(ServerSessionImpl session, boolean http2)`
`protected java.lang.String`	`findBrowserId(AbstractHttpTransport.Context context)`
`protected java.util.Collection<ServerSessionImpl>`	`findCurrentSessions(javax.servlet.http.HttpServletRequest request)`
`protected ServerSessionImpl`	`findSession(java.util.Collection<ServerSessionImpl> sessions, org.cometd.bayeux.server.ServerMessage.Mutable message)`
`protected void`	`flush(AbstractHttpTransport.Context context, org.cometd.bayeux.Promise<java.lang.Void> promise)`
`protected javax.servlet.AsyncContext`	`getAsyncContext(javax.servlet.http.HttpServletRequest request)`
`protected long`	`getMultiSessionInterval()`
`abstract void`	`handle(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)`
`protected void`	`handleJSONParseException(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.lang.String json, java.lang.Throwable failure)`
`protected void`	`handleMessage(AbstractHttpTransport.Context context, org.cometd.bayeux.server.ServerMessage.Mutable message, org.cometd.bayeux.Promise<org.cometd.bayeux.server.ServerMessage.Mutable> promise)`
`protected boolean`	`incBrowserId(ServerSessionImpl session, boolean http2)`	Increments the count of sessions for the given browser identifier.
`void`	`init()`	Initializes the transport, resolving default and direct options.
`protected boolean`	`isHTTP2(javax.servlet.http.HttpServletRequest request)`
`protected void`	`processMessages(AbstractHttpTransport.Context context, org.cometd.bayeux.server.ServerMessage.Mutable[] messages, org.cometd.bayeux.Promise<java.lang.Void> promise)`
`protected void`	`resume(AbstractHttpTransport.Context context, org.cometd.bayeux.server.ServerMessage.Mutable message, org.cometd.bayeux.Promise<java.lang.Void> promise)`
`protected void`	`sendError(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, int code, java.lang.Throwable failure)`
`protected java.lang.String`	`setBrowserId(AbstractHttpTransport.Context context)`
`protected abstract AbstractHttpTransport.HttpScheduler`	`suspend(AbstractHttpTransport.Context context, org.cometd.bayeux.Promise<java.lang.Void> promise, org.cometd.bayeux.server.ServerMessage.Mutable message, long timeout)`
`protected void`	`sweep()`	Sweeps the transport for old Browser IDs
`protected byte[]`	`toJSONBytes(org.cometd.bayeux.server.ServerMessage msg)`
`protected abstract void`	`write(AbstractHttpTransport.Context context, java.util.List<org.cometd.bayeux.server.ServerMessage> messages, org.cometd.bayeux.Promise<java.lang.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, toString

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, wait, wait, wait

Methods inherited from interface org.eclipse.jetty.util.component.Dumpable

dump, dumpSelf

Methods inherited from interface org.cometd.bayeux.Transport

getName, getOption, getOptionNames, getOptionPrefix

Field Details
- PREFIX
  
  public static final java.lang.String PREFIX
  
  See Also:
  
  Constant Field Values
- JSON_DEBUG_OPTION
  
  public static final java.lang.String JSON_DEBUG_OPTION
  
  See Also:
  
  Constant Field Values
- MESSAGE_PARAM
  
  public static final java.lang.String MESSAGE_PARAM
  
  See Also:
  
  Constant Field Values
- BROWSER_COOKIE_NAME_OPTION
  
  public static final java.lang.String BROWSER_COOKIE_NAME_OPTION
  
  See Also:
  
  Constant Field Values
- BROWSER_COOKIE_DOMAIN_OPTION
  
  public static final java.lang.String BROWSER_COOKIE_DOMAIN_OPTION
  
  See Also:
  
  Constant Field Values
- BROWSER_COOKIE_PATH_OPTION
  
  public static final java.lang.String BROWSER_COOKIE_PATH_OPTION
  
  See Also:
  
  Constant Field Values
- BROWSER_COOKIE_SECURE_OPTION
  
  public static final java.lang.String BROWSER_COOKIE_SECURE_OPTION
  
  See Also:
  
  Constant Field Values
- BROWSER_COOKIE_HTTP_ONLY_OPTION
  
  public static final java.lang.String BROWSER_COOKIE_HTTP_ONLY_OPTION
  
  See Also:
  
  Constant Field Values
- MAX_SESSIONS_PER_BROWSER_OPTION
  
  public static final java.lang.String MAX_SESSIONS_PER_BROWSER_OPTION
  
  See Also:
  
  Constant Field Values
- HTTP2_MAX_SESSIONS_PER_BROWSER_OPTION
  
  public static final java.lang.String HTTP2_MAX_SESSIONS_PER_BROWSER_OPTION
  
  See Also:
  
  Constant Field Values
- MULTI_SESSION_INTERVAL_OPTION
  
  public static final java.lang.String MULTI_SESSION_INTERVAL_OPTION
  
  See Also:
  
  Constant Field Values
- TRUST_CLIENT_SESSION
  
  public static final java.lang.String TRUST_CLIENT_SESSION
  
  See Also:
  
  Constant Field Values
Constructor Details
- AbstractHttpTransport
  
  protected AbstractHttpTransport(BayeuxServerImpl bayeux, java.lang.String name)
Method Details
- init
  
  public void init()
  
  Description copied from class: AbstractServerTransport
  
  Initializes the transport, resolving default and direct options.
  
  Overrides:
  
  init in class AbstractServerTransport
- 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 java.io.IOException, javax.servlet.ServletException
  
  Throws:
  
  java.io.IOException
  
  javax.servlet.ServletException
- suspend
  
  protected abstract AbstractHttpTransport.HttpScheduler suspend(AbstractHttpTransport.Context context, org.cometd.bayeux.Promise<java.lang.Void> promise, org.cometd.bayeux.server.ServerMessage.Mutable message, long timeout)
- write
  
  protected abstract void write(AbstractHttpTransport.Context context, java.util.List<org.cometd.bayeux.server.ServerMessage> messages, org.cometd.bayeux.Promise<java.lang.Void> promise)
- processMessages
  
  protected void processMessages(AbstractHttpTransport.Context context, org.cometd.bayeux.server.ServerMessage.Mutable[] messages, org.cometd.bayeux.Promise<java.lang.Void> promise)
- findSession
  
  protected ServerSessionImpl findSession(java.util.Collection<ServerSessionImpl> sessions, org.cometd.bayeux.server.ServerMessage.Mutable message)
- findCurrentSessions
  
  protected java.util.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<java.lang.Void> promise)
- resume
  
  protected void resume(AbstractHttpTransport.Context context, org.cometd.bayeux.server.ServerMessage.Mutable message, org.cometd.bayeux.Promise<java.lang.Void> promise)
- sendError
  
  protected void sendError(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, int code, java.lang.Throwable failure)
- findBrowserId
  
  protected java.lang.String findBrowserId(AbstractHttpTransport.Context context)
- setBrowserId
  
  protected java.lang.String setBrowserId(AbstractHttpTransport.Context context)
- incBrowserId
  
  protected boolean incBrowserId(ServerSessionImpl session, boolean http2)
  
  Increments the count of sessions for the given browser identifier.
  
  Parameters:
  
  session - the session that increments the count
  
  http2 - 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)
- decBrowserId
  
  protected void decBrowserId(ServerSessionImpl session, boolean http2)
- handleJSONParseException
  
  protected void handleJSONParseException(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, java.lang.String json, java.lang.Throwable failure) throws java.io.IOException
  
  Throws:
  
  java.io.IOException
- handleMessage
  
  protected void handleMessage(AbstractHttpTransport.Context context, org.cometd.bayeux.server.ServerMessage.Mutable message, org.cometd.bayeux.Promise<org.cometd.bayeux.server.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:
  
  sweep in class AbstractServerTransport
- toJSONBytes
  
  protected byte[] toJSONBytes(org.cometd.bayeux.server.ServerMessage msg)

Class AbstractHttpTransport