org.atmosphere.gwt.server
Class AtmosphereGwtHandler

java.lang.Object
  org.atmosphere.handler.AbstractReflectorAtmosphereHandler
      org.atmosphere.gwt.server.AtmosphereGwtHandler

All Implemented Interfaces:

Executor, AtmosphereHandler<javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse>, AtmosphereServletProcessor

public class AtmosphereGwtHandler
extends AbstractReflectorAtmosphereHandler
implements Executor, AtmosphereServletProcessor

Author:

p.havelaar

Field Summary

protected com.google.gwt.user.server.rpc.SerializationPolicyProvider	cometSerializationPolicyProvider
static String	GWT_BROADCASTER_ID
protected org.slf4j.Logger	logger
static int	NO_TIMEOUT

Constructor Summary

AtmosphereGwtHandler()

Method Summary

void	broadcast(List<Serializable> messages, GwtAtmosphereResource resource)
void	broadcast(Serializable message, GwtAtmosphereResource resource)
void	cometTerminated(GwtAtmosphereResource cometResponse, boolean serverInitiated)
protected int	computeHeartbeat(int requestedHeartbeat)
protected Serializable	deserialize(String data)
void	destroy()
void	disconnect(GwtAtmosphereResource resource)
int	doComet(GwtAtmosphereResource resource)
void	doPost(List<Serializable> messages, GwtAtmosphereResource r) Default implementation echo's the message back to the client
protected void	doServerMessage(BufferedReader data, int connectionID)
void	execute(Runnable command) Execute a task in a seperate thread, the thread pool will grow and shrink depending on demand
protected Broadcaster	getBroadcaster(GwtAtmosphereResource resource)
int	getHeartbeat()
javax.servlet.ServletContext	getServletContext()
void	init(javax.servlet.ServletConfig servletConfig)
protected GwtAtmosphereResource	lookupResource(int connectionId) This can be used to lookup a resource for instance if you are implementing a remote service call You will need to pass the connectionID, which you can pass as an url parameter {getConnectionID()} or directly in your remote call
void	onRequest(AtmosphereResource<javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse> resource)
void	post(List<Serializable> messages, GwtAtmosphereResource resource)
protected void	reapResources()
void	setHeartbeat(int heartbeat)

Methods inherited from class org.atmosphere.handler.AbstractReflectorAtmosphereHandler

onStateChange

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.atmosphere.cpr.AtmosphereHandler

onStateChange

Field Detail

NO_TIMEOUT

public static final int NO_TIMEOUT

See Also:

Constant Field Values

GWT_BROADCASTER_ID

public static final String GWT_BROADCASTER_ID

See Also:

Constant Field Values

logger

protected final org.slf4j.Logger logger

cometSerializationPolicyProvider

protected com.google.gwt.user.server.rpc.SerializationPolicyProvider cometSerializationPolicyProvider

Constructor Detail

AtmosphereGwtHandler

public AtmosphereGwtHandler()

Method Detail

doComet

public int doComet(GwtAtmosphereResource resource)
            throws javax.servlet.ServletException,
                   IOException

Throws:

javax.servlet.ServletException

IOException

cometTerminated

public void cometTerminated(GwtAtmosphereResource cometResponse,
                            boolean serverInitiated)

doPost

public void doPost(List<Serializable> messages,
                   GwtAtmosphereResource r)

Default implementation echo's the message back to the client

Parameters:

messages -

r -

getBroadcaster

protected Broadcaster getBroadcaster(GwtAtmosphereResource resource)

lookupResource

protected GwtAtmosphereResource lookupResource(int connectionId)

This can be used to lookup a resource for instance if you are implementing a remote service call You will need to pass the connectionID, which you can pass as an url parameter {getConnectionID()} or directly in your remote call

Parameters:

connectionId -

Returns:

init

public void init(javax.servlet.ServletConfig servletConfig)
          throws javax.servlet.ServletException

Specified by:

init in interface AtmosphereServletProcessor

Throws:

javax.servlet.ServletException

destroy

public void destroy()

Specified by:

destroy in interface AtmosphereHandler<javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse>

getHeartbeat

public int getHeartbeat()

setHeartbeat

public void setHeartbeat(int heartbeat)

getServletContext

public javax.servlet.ServletContext getServletContext()

reapResources

protected void reapResources()

onRequest

public void onRequest(AtmosphereResource<javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse> resource)
               throws IOException

Specified by:

onRequest in interface AtmosphereHandler<javax.servlet.http.HttpServletRequest,javax.servlet.http.HttpServletResponse>

Throws:

IOException

doServerMessage

protected void doServerMessage(BufferedReader data,
                               int connectionID)

deserialize

protected Serializable deserialize(String data)

post

public final void post(List<Serializable> messages,
                       GwtAtmosphereResource resource)

broadcast

public void broadcast(Serializable message,
                      GwtAtmosphereResource resource)

broadcast

public void broadcast(List<Serializable> messages,
                      GwtAtmosphereResource resource)

disconnect

public void disconnect(GwtAtmosphereResource resource)

execute

public void execute(Runnable command)

Execute a task in a seperate thread, the thread pool will grow and shrink depending on demand

Specified by:

execute in interface Executor

Parameters:

command -

computeHeartbeat

protected int computeHeartbeat(int requestedHeartbeat)