org.openqa.grid.web.servlet.handler

Class RequestHandler

java.lang.Object

org.openqa.grid.web.servlet.handler.RequestHandler

All Implemented Interfaces:

java.lang.Comparable<RequestHandler>

public class RequestHandler
extends java.lang.Object
implements java.lang.Comparable<RequestHandler>

Base stuff to handle the request coming from a remote. Threading notes; RequestHandlers are instantiated per-request, run on the servlet container thread. The instance is also accessed by the matcher thread.

Field Summary

Fields

Modifier and Type	Field and Description
private static java.util.logging.Logger	log
private Registry	registry
private SeleniumBasedRequest	request
private javax.servlet.http.HttpServletResponse	response
private TestSession	session
private java.util.concurrent.CountDownLatch	sessionAssigned
private java.lang.Thread	waitingThread

Constructor Summary

Constructors

Constructor and Description
RequestHandler(SeleniumBasedRequest request, javax.servlet.http.HttpServletResponse response, Registry registry)

Method Summary

Modifier and Type	Method and Description
private void	beforeSessionEvent() calls the TestSessionListener is the proxy for that node has one specified.
void	bindSession(TestSession session)
private void	cleanup()
int	compareTo(RequestHandler o)
java.lang.String	debug()
boolean	equals(java.lang.Object obj)
void	forwardNewSessionRequestAndUpdateRegistry(TestSession session) Forward the new session request to the TestSession that has been assigned, and parse the response to extract and return the external key assigned by the remote.
protected void	forwardRequest(TestSession session, RequestHandler handler)
Registry	getRegistry()
SeleniumBasedRequest	getRequest()
javax.servlet.http.HttpServletResponse	getResponse()
ExternalSessionKey	getServerSession()
TestSession	getSession()
int	hashCode()
void	process() forwards the request to the remote, allocating / releasing the resources if necessary.
protected void	setSession(TestSession session)
void	stop()
java.lang.String	toString()
void	waitForSessionBound() wait for the registry to match the request with a TestSlot.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

registry

private final Registry registry

request

private final SeleniumBasedRequest request

response

private final javax.servlet.http.HttpServletResponse response

session

private volatile TestSession session

sessionAssigned

private final java.util.concurrent.CountDownLatch sessionAssigned

log

private static final java.util.logging.Logger log

waitingThread

private final java.lang.Thread waitingThread

Constructor Detail

RequestHandler

public RequestHandler(SeleniumBasedRequest request,
                      javax.servlet.http.HttpServletResponse response,
                      Registry registry)

Method Detail

forwardNewSessionRequestAndUpdateRegistry

public void forwardNewSessionRequestAndUpdateRegistry(TestSession session)
                                               throws NewSessionException

Forward the new session request to the TestSession that has been assigned, and parse the response to extract and return the external key assigned by the remote.

Parameters:

session - session

Throws:

NewSessionException - in case anything wrong happens during the new session process.

forwardRequest

protected void forwardRequest(TestSession session,
                              RequestHandler handler)
                       throws java.io.IOException

Throws:

java.io.IOException

process

public void process()

forwards the request to the remote, allocating / releasing the resources if necessary.

cleanup

private void cleanup()

beforeSessionEvent

private void beforeSessionEvent()
                         throws NewSessionException

calls the TestSessionListener is the proxy for that node has one specified.

Throws:

NewSessionException - in case anything goes wrong with the listener.

waitForSessionBound

public void waitForSessionBound()
                         throws java.lang.InterruptedException,
                                java.util.concurrent.TimeoutException

wait for the registry to match the request with a TestSlot.

Throws:

java.lang.InterruptedException - Interrupted exception

java.util.concurrent.TimeoutException - if the request reaches the new session wait timeout before being assigned.

getRequest

public SeleniumBasedRequest getRequest()

Returns:

the SeleniumBasedRequest this handler is processing.

getResponse

public javax.servlet.http.HttpServletResponse getResponse()

Returns:

the HttpServletResponse the handler is writing to.

compareTo

public int compareTo(RequestHandler o)

Specified by:

compareTo in interface java.lang.Comparable<RequestHandler>

setSession

protected void setSession(TestSession session)

bindSession

public void bindSession(TestSession session)

getSession

public TestSession getSession()

getServerSession

public ExternalSessionKey getServerSession()

Returns:

the session from the server ( = opaque handle used by the server to determine where to route session-specific commands from the JSON wire protocol ). will be null until the request has been processed.

stop

public void stop()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

debug

public java.lang.String debug()

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

getRegistry

public Registry getRegistry()