de.mklinger.jgroups.http.server

Class JGroupsServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

de.mklinger.jgroups.http.server.JGroupsServlet

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class JGroupsServlet
extends javax.servlet.http.HttpServlet

Author:

Marc Klinger - mklinger[at]mklinger[dot]de - klingerm

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	CHANNEL_ATTRIBUTE

Constructor Summary

Constructors

Constructor and Description
JGroupsServlet()

Method Summary

Modifier and Type	Method and Description
void	destroy()
org.jgroups.conf.ProtocolStackConfigurator	getProtocolStackConfigurator(String baseConfigLocation, Map<String,String> protocolParameters)
void	init()
protected void	onChannelConnected(org.jgroups.JChannel channel, String clusterName) Callback method for sub-classes.
protected void	onChannelConnectError(org.jgroups.JChannel channel, String clusterName, Throwable e) Callback method for sub-classes.
protected void	onChannelCreated(org.jgroups.JChannel channel) Callback method for sub-classes.
protected void	service(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service

Methods inherited from class javax.servlet.GenericServlet

getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log

Methods inherited from class java.lang.Object

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

Field Detail

CHANNEL_ATTRIBUTE

public static final String CHANNEL_ATTRIBUTE

See Also:

Constant Field Values

Constructor Detail

JGroupsServlet

public JGroupsServlet()

Method Detail

init

public void init()
          throws javax.servlet.ServletException

Overrides:

init in class javax.servlet.GenericServlet

Throws:

javax.servlet.ServletException

getProtocolStackConfigurator

public org.jgroups.conf.ProtocolStackConfigurator getProtocolStackConfigurator(String baseConfigLocation,
                                                                               Map<String,String> protocolParameters)

destroy

public void destroy()

Specified by:

destroy in interface javax.servlet.Servlet

Overrides:

destroy in class javax.servlet.GenericServlet

service

protected void service(javax.servlet.http.HttpServletRequest request,
                       javax.servlet.http.HttpServletResponse response)
                throws javax.servlet.ServletException,
                       IOException

Overrides:

service in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

onChannelCreated

protected void onChannelCreated(org.jgroups.JChannel channel)

Callback method for sub-classes. Default implementation does nothing.

Parameters:

channel - The channel that was created

onChannelConnected

protected void onChannelConnected(org.jgroups.JChannel channel,
                                  String clusterName)

Callback method for sub-classes. Default implementation does nothing.

Parameters:

channel - The channel that connected the cluster

clusterName - The name of the cluster that was connected

onChannelConnectError

protected void onChannelConnectError(org.jgroups.JChannel channel,
                                     String clusterName,
                                     Throwable e)

Callback method for sub-classes. Default implementation logs the error.

Parameters:

channel - The channel that should have connected the cluster

clusterName - The name of the cluster that was tried to connect

e - The error