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java.lang.Objectorg.apache.catalina.valves.ValveBase
org.apache.catalina.valves.EventOrAsyncConnectionManagerValve
public class EventOrAsyncConnectionManagerValve
Implementation of a Valve that tracks Comet connections, and closes them when the associated session expires or the webapp is reloaded.
This Valve should be attached to a Context.
Field Summary | |
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protected java.util.List<Request> |
cometRequests
List of current Coment connections. |
protected java.lang.String |
cometRequestsAttribute
Name of session attribute used to store list of comet connections. |
protected static java.lang.String |
info
The descriptive information related to this implementation. |
protected LifecycleSupport |
lifecycle
The lifecycle event support for this component. |
protected StringManager |
sm
The string manager for this package. |
protected boolean |
started
Has this component been started yet? |
Fields inherited from class org.apache.catalina.valves.ValveBase |
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container, containerLog, controller, domain, mserver, next, oname |
Fields inherited from interface org.apache.catalina.Lifecycle |
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AFTER_START_EVENT, AFTER_STOP_EVENT, BEFORE_START_EVENT, BEFORE_STOP_EVENT, DESTROY_EVENT, INIT_EVENT, PERIODIC_EVENT, START_EVENT, STOP_EVENT |
Constructor Summary | |
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EventOrAsyncConnectionManagerValve()
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Method Summary | |
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void |
addLifecycleListener(LifecycleListener listener)
Add a lifecycle event listener to this component. |
void |
event(Request request,
Response response,
org.jboss.servlet.http.HttpEvent event)
Use events to update the connection state. |
LifecycleListener[] |
findLifecycleListeners()
Get the lifecycle listeners associated with this lifecycle. |
java.lang.String |
getInfo()
Return descriptive information about this Valve implementation. |
void |
invoke(Request request,
Response response)
Register requests for tracking, whenever needed. |
void |
lifecycleEvent(LifecycleEvent event)
Acknowledge the occurrence of the specified event. |
void |
removeLifecycleListener(LifecycleListener listener)
Remove a lifecycle event listener from this component. |
void |
sessionCreated(javax.servlet.http.HttpSessionEvent se)
Receives notification that a session has been created. |
void |
sessionDestroyed(javax.servlet.http.HttpSessionEvent se)
Receives notification that a session is about to be invalidated. |
void |
start()
Prepare for the beginning of active use of the public methods of this component. |
void |
stop()
Gracefully terminate the active use of the public methods of this component. |
Methods inherited from class org.apache.catalina.valves.ValveBase |
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backgroundProcess, createObjectName, getContainer, getContainerName, getController, getDomain, getNext, getObjectName, getParentName, postDeregister, postRegister, preDeregister, preRegister, setContainer, setController, setNext, setObjectName, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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protected static final java.lang.String info
protected StringManager sm
protected LifecycleSupport lifecycle
protected boolean started
protected java.util.List<Request> cometRequests
protected java.lang.String cometRequestsAttribute
Constructor Detail |
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public EventOrAsyncConnectionManagerValve()
Method Detail |
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public void addLifecycleListener(LifecycleListener listener)
addLifecycleListener
in interface Lifecycle
listener
- The listener to addpublic LifecycleListener[] findLifecycleListeners()
findLifecycleListeners
in interface Lifecycle
public void removeLifecycleListener(LifecycleListener listener)
removeLifecycleListener
in interface Lifecycle
listener
- The listener to addpublic void start() throws LifecycleException
configure()
,
and before any of the public methods of the component are utilized.
start
in interface Lifecycle
LifecycleException
- if this component detects a fatal error
that prevents this component from being usedpublic void stop() throws LifecycleException
stop
in interface Lifecycle
LifecycleException
- if this component detects a fatal error
that needs to be reportedpublic void lifecycleEvent(LifecycleEvent event)
LifecycleListener
lifecycleEvent
in interface LifecycleListener
event
- LifecycleEvent that has occurredpublic java.lang.String getInfo()
getInfo
in interface Valve
getInfo
in class ValveBase
public void invoke(Request request, Response response) throws java.io.IOException, javax.servlet.ServletException
invoke
in interface Valve
invoke
in class ValveBase
request
- The servlet request to be processedresponse
- The servlet response to be created
java.io.IOException
- if an input/output error occurs
javax.servlet.ServletException
- if a servlet error occurspublic void event(Request request, Response response, org.jboss.servlet.http.HttpEvent event) throws java.io.IOException, javax.servlet.ServletException
event
in interface Valve
event
in class ValveBase
request
- The servlet request to be processedresponse
- The servlet response to be createdevent
- The event to be processed
java.io.IOException
- if an input/output error occurs
javax.servlet.ServletException
- if a servlet error occurspublic void sessionCreated(javax.servlet.http.HttpSessionEvent se)
javax.servlet.http.HttpSessionListener
sessionCreated
in interface javax.servlet.http.HttpSessionListener
se
- the HttpSessionEvent containing the sessionpublic void sessionDestroyed(javax.servlet.http.HttpSessionEvent se)
javax.servlet.http.HttpSessionListener
sessionDestroyed
in interface javax.servlet.http.HttpSessionListener
se
- the HttpSessionEvent containing the session
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