java.lang.Object

org.eclipse.net4j.util.event.Notifier

org.eclipse.net4j.util.lifecycle.Lifecycle

org.eclipse.net4j.util.lifecycle.ShareableLifecycle

org.eclipse.net4j.util.container.Container<FailoverMonitor.AgentProtocol>

org.eclipse.emf.cdo.server.net4j.FailoverMonitor

All Implemented Interfaces:: org.eclipse.net4j.util.container.IContainer<FailoverMonitor.AgentProtocol>, org.eclipse.net4j.util.event.INotifier, org.eclipse.net4j.util.event.INotifier.INotifier2, org.eclipse.net4j.util.lifecycle.IDeactivateable, org.eclipse.net4j.util.lifecycle.ILifecycle, org.eclipse.net4j.util.lifecycle.ILifecycle.DeferrableActivation

public class FailoverMonitor extends org.eclipse.net4j.util.container.Container<FailoverMonitor.AgentProtocol>

A facility for monitoring a variable set of fail-over participant repositories and electing, as well as promoting, a master repository among them.

Since:: 4.0
Author:: Eike Stepper

Nested Class Summary

Nested Classes

Modifier and Type

Class

Description

static class

FailoverMonitor.AbstractServerProtocolFactory

An abstract base class for the server-side protocol factories required by a fail-over monitor.

static class

FailoverMonitor.AgentProtocol

The monitor-side implementation of the fail-over monitor agent protocol.

static class

FailoverMonitor.ClientProtocol

The monitor-side implementation of the fail-over monitor client protocol.

static class

FailoverMonitor.Factory

Creates fail-over monitor instances.

static interface

FailoverMonitor.Provider

Provides a fail-over monitor for a given named fail-over group.

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.container.IContainer
org.eclipse.net4j.util.container.IContainer.Modifiable<E extends Object>, org.eclipse.net4j.util.container.IContainer.Persistable<E extends Object>, org.eclipse.net4j.util.container.IContainer.Persistence<E extends Object>

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.lifecycle.ILifecycle
org.eclipse.net4j.util.lifecycle.ILifecycle.DeferrableActivation

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.event.INotifier
org.eclipse.net4j.util.event.INotifier.INotifier2
Field Summary

Fields

Modifier and Type

Field

Description

static final String

PRODUCT_GROUP

static final String

PROTOCOL_NAME

static final short

SIGNAL_PUBLISH_MASTER

Fields inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle
USE_LABEL
Constructor Summary

Constructors

Constructor

Description

FailoverMonitor()
Method Summary

Modifier and Type

Method

Description

void

deregisterAgent(FailoverMonitor.AgentProtocol agent)

protected void

doBeforeActivate()

protected FailoverMonitor.AgentProtocol

electNewMaster(List<FailoverMonitor.AgentProtocol> agents)

FailoverMonitor.AgentProtocol[]

getElements()

String

getGroup()

FailoverMonitor.AgentProtocol

getMasterAgent()

boolean

isEmpty()

void

registerAgent(FailoverMonitor.AgentProtocol agent)

void

setGroup(String group)

Methods inherited from class org.eclipse.net4j.util.container.Container
fireContainerEvent, fireContainerEvent, fireContainerEvent, fireElementAddedEvent, fireElementRemovedEvent, fireElementsAddedEvent, fireElementsRemovedEvent, fireEvent, newContainerEvent, newContainerEvent

Methods inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle
activate, checkActive, checkArg, checkArg, checkInactive, checkNull, checkState, checkState, deactivate, deferredActivate, doActivate, doAfterActivate, doBeforeDeactivate, doDeactivate, dump, getLifecycleState, isActive, isDeferredActivation, toString

Methods inherited from class org.eclipse.net4j.util.event.Notifier
addListener, addUniqueListener, fireEvent, fireEvent, fireThrowable, firstListenerAdded, getListeners, getNotificationService, hasListener, hasListeners, lastListenerRemoved, listenerAdded, listenerRemoved, removeListener

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.eclipse.net4j.util.event.INotifier
addListener, getListeners, hasListeners, removeListener

Field Details
- PRODUCT_GROUP
  
  public static final String PRODUCT_GROUP
  See Also:
  
  Constant Field Values
- PROTOCOL_NAME
  
  public static final String PROTOCOL_NAME
  See Also:
  
  Constant Field Values
- SIGNAL_PUBLISH_MASTER
  
  public static final short SIGNAL_PUBLISH_MASTER
  See Also:
  
  Constant Field Values
Constructor Details
- FailoverMonitor
  
  public FailoverMonitor()
Method Details
- getGroup
  
  public String getGroup()
- setGroup
  
  public void setGroup(String group)
- isEmpty
  
  public boolean isEmpty()
  
  Specified by:
  
  isEmpty in interface org.eclipse.net4j.util.container.IContainer<FailoverMonitor.AgentProtocol>
  
  Overrides:
  
  isEmpty in class org.eclipse.net4j.util.container.Container<FailoverMonitor.AgentProtocol>
- getElements
  
  public FailoverMonitor.AgentProtocol[] getElements()
- getMasterAgent
  
  public FailoverMonitor.AgentProtocol getMasterAgent()
- registerAgent
  
  public void registerAgent(FailoverMonitor.AgentProtocol agent)
- deregisterAgent
  
  public void deregisterAgent(FailoverMonitor.AgentProtocol agent)
- doBeforeActivate
  
  protected void doBeforeActivate() throws Exception
  
  Overrides:
  
  doBeforeActivate in class org.eclipse.net4j.util.lifecycle.Lifecycle
  
  Throws:
  
  Exception
- electNewMaster
  
  protected FailoverMonitor.AgentProtocol electNewMaster(List<FailoverMonitor.AgentProtocol> agents)

Class FailoverMonitor

Nested Class Summary

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.container.IContainer

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.lifecycle.ILifecycle

Nested classes/interfaces inherited from interface org.eclipse.net4j.util.event.INotifier

Field Summary

Fields inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle

Constructor Summary

Method Summary

Methods inherited from class org.eclipse.net4j.util.container.Container

Methods inherited from class org.eclipse.net4j.util.lifecycle.Lifecycle

Methods inherited from class org.eclipse.net4j.util.event.Notifier

Methods inherited from class java.lang.Object

Methods inherited from interface org.eclipse.net4j.util.event.INotifier

Field Details

PRODUCT_GROUP

PROTOCOL_NAME

SIGNAL_PUBLISH_MASTER

Constructor Details

FailoverMonitor

Method Details

getGroup

setGroup

isEmpty

getElements

getMasterAgent

registerAgent

deregisterAgent

doBeforeActivate

electNewMaster