Package org.eclipse.jetty.server.handler

Class HotSwapHandler

java.lang.Object

org.eclipse.jetty.util.component.AbstractLifeCycle

org.eclipse.jetty.util.component.ContainerLifeCycle

org.eclipse.jetty.server.handler.AbstractHandler

org.eclipse.jetty.server.handler.AbstractHandlerContainer

org.eclipse.jetty.server.handler.HotSwapHandler

All Implemented Interfaces:

Handler, HandlerContainer, org.eclipse.jetty.util.component.Destroyable, org.eclipse.jetty.util.component.LifeCycle

public class HotSwapHandler
extends AbstractHandlerContainer

A HandlerContainer that allows a hot swap of a wrapped handler.

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

org.eclipse.jetty.util.component.AbstractLifeCycle.AbstractLifeCycleListener

Nested classes/interfaces inherited from interface org.eclipse.jetty.util.component.Container

org.eclipse.jetty.util.component.Container.InheritedListener, org.eclipse.jetty.util.component.Container.Listener

Nested classes/interfaces inherited from interface org.eclipse.jetty.util.component.LifeCycle

org.eclipse.jetty.util.component.LifeCycle.Listener

Field Summary

Fields inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

FAILED, RUNNING, STARTED, STARTING, STOP_ON_FAILURE, STOPPED, STOPPING

Constructor Summary

Constructors

Constructor	Description
HotSwapHandler()

Method Summary

Modifier and Type	Method	Description
void	destroy()
protected void	doStart()
protected void	doStop()
protected void	expandChildren(java.util.List<Handler> list, java.lang.Class<?> byClass)
Handler	getHandler()
Handler[]	getHandlers()
void	handle(java.lang.String target, Request baseRequest, javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)	Handle a request.
void	setHandler(Handler handler)

Methods inherited from class org.eclipse.jetty.server.handler.AbstractHandler

dumpThis, getServer

Methods inherited from class org.eclipse.jetty.server.handler.AbstractHandlerContainer

expandHandler, findContainerOf, getChildHandlerByClass, getChildHandlers, getChildHandlersByClass, setServer

Methods inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

addLifeCycleListener, getState, getState, getStopTimeout, isFailed, isRunning, isStarted, isStarting, isStopped, isStopping, removeLifeCycleListener, start, stop

Methods inherited from class org.eclipse.jetty.util.component.ContainerLifeCycle

addBean, addBean, addBean, addEventListener, addManaged, contains, dump, dump, dump, dump, dump, dumpBeans, dumpObject, dumpStdErr, getBean, getBeans, getBeans, isManaged, manage, removeBean, removeBeans, removeEventListener, setBeans, setStopTimeout, start, stop, unmanage, updateBean, updateBean, updateBeans

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

addLifeCycleListener, isFailed, isRunning, isStarted, isStarting, isStopped, isStopping, removeLifeCycleListener, start, stop

Methods inherited from class java.lang.Object

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

Constructor Detail

HotSwapHandler

public HotSwapHandler()

Method Detail

getHandler

public Handler getHandler()

Returns:

Returns the handlers.

getHandlers

public Handler[] getHandlers()

Returns:

Returns the handlers.

setHandler

public void setHandler(Handler handler)

Parameters:

handler - Set the Handler which should be wrapped.

doStart

protected void doStart()
                throws java.lang.Exception

Overrides:

doStart in class AbstractHandler

Throws:

java.lang.Exception

doStop

protected void doStop()
               throws java.lang.Exception

Overrides:

doStop in class AbstractHandler

Throws:

java.lang.Exception

handle

public void handle(java.lang.String target,
                   Request baseRequest,
                   javax.servlet.http.HttpServletRequest request,
                   javax.servlet.http.HttpServletResponse response)
            throws java.io.IOException,
                   javax.servlet.ServletException

Description copied from interface: Handler

Handle a request.

Parameters:

target - The target of the request - either a URI or a name.

baseRequest - The original unwrapped request object.

request - The request either as the Request object or a wrapper of that request. The HttpConnection.getCurrentConnection().getHttpChannel().getRequest() method can be used access the Request object if required.

response - The response as the Response object or a wrapper of that request. The HttpConnection.getCurrentConnection().getHttpChannel().getResponse() method can be used access the Response object if required.

Throws:

java.io.IOException - if unable to handle the request or response processing

javax.servlet.ServletException - if unable to handle the request or response due to underlying servlet issue

expandChildren

protected void expandChildren(java.util.List<Handler> list,
                              java.lang.Class<?> byClass)

Overrides:

expandChildren in class AbstractHandlerContainer

destroy

public void destroy()

Specified by:

destroy in interface org.eclipse.jetty.util.component.Destroyable

Specified by:

destroy in interface Handler

Overrides:

destroy in class AbstractHandler