/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at legal-notices/CDDLv1_0.txt.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information:
* Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
*
* Copyright 2006-2008 Sun Microsystems, Inc.
*/
/**
* This class defines a utility that will be used to manage the set of alert
* handlers defined in the Directory Server. It will initialize the alert
* handlers when the server starts, and then will manage any additions,
* removals, or modifications to any alert handlers while the server is running.
*/
public class AlertHandlerConfigManager
implements ConfigurationChangeListener<AlertHandlerCfg>,
{
// A mapping between the DNs of the config entries and the associated alert
// handlers.
/**
* Creates a new instance of this alert handler config manager.
*/
public AlertHandlerConfigManager()
{
}
/**
* Initializes all alert handlers currently defined in the Directory Server
* configuration. This should only be called at Directory Server startup.
*
* @throws ConfigException If a configuration problem causes the alert
* handler initialization process to fail.
*
* @throws InitializationException If a problem occurs while initializing
* the alert handlers that is not related to
* the server configuration.
*/
public void initializeAlertHandlers()
{
// Get the root configuration object.
// Register as an add and delete listener with the root configuration so we
// can be notified if any alert handler entries are added or removed.
//Initialize the existing alert handlers.
{
configuration.addChangeListener(this);
if (configuration.isEnabled())
{
try
{
}
catch (InitializationException ie)
{
continue;
}
}
}
}
/**
* {@inheritDoc}
*/
{
if (configuration.isEnabled())
{
// Get the name of the class and make sure we can instantiate it as an
// alert handler.
try
{
}
catch (InitializationException ie)
{
return false;
}
}
// If we've gotten here, then it's fine.
return true;
}
/**
* {@inheritDoc}
*/
{
boolean adminActionRequired = false;
configuration.addChangeListener(this);
if (! configuration.isEnabled())
{
}
// Get the name of the class and make sure we can instantiate it as an alert
// handler.
try
{
}
catch (InitializationException ie)
{
{
}
}
{
}
}
/**
* {@inheritDoc}
*/
public boolean isConfigurationDeleteAcceptable(
{
// FIXME -- We should try to perform some check to determine whether the
// alert handler is in use.
return true;
}
/**
* {@inheritDoc}
*/
{
boolean adminActionRequired = false;
if (alertHandler != null)
{
}
}
/**
* {@inheritDoc}
*/
{
if (configuration.isEnabled())
{
// Get the name of the class and make sure we can instantiate it as an
// alert handler.
try
{
}
catch (InitializationException ie)
{
return false;
}
}
// If we've gotten here, then it's fine.
return true;
}
/**
* {@inheritDoc}
*/
{
boolean adminActionRequired = false;
// Get the existing alert handler if it's already enabled.
// If the new configuration has the handler disabled, then disable it if it
// is enabled, or do nothing if it's already disabled.
if (! configuration.isEnabled())
{
if (existingHandler != null)
{
if (alertHandler != null)
{
}
}
}
// Get the class for the alert handler. If the handler is already enabled,
// then we shouldn't do anything with it although if the class has changed
// then we'll at least need to indicate that administrative action is
// required. If the handler is disabled, then instantiate the class and
// initialize and register it as an alert handler.
if (existingHandler != null)
{
{
adminActionRequired = true;
}
}
try
{
}
catch (InitializationException ie)
{
{
}
}
{
}
}
/**
* Loads the specified class, instantiates it as an alert handler, and
* optionally initializes that instance.
*
* @param className The fully-qualified name of the alert handler class
* to load, instantiate, and initialize.
* @param configuration The configuration to use to initialize the alert
* handler. It must not be {@code null}.
* @param initialize Indicates whether the alert handler instance should
* be initialized.
*
* @return The possibly initialized alert handler.
*
* @throws InitializationException If a problem occurred while attempting to
* initialize the alert handler.
*/
boolean initialize)
throws InitializationException
{
try
{
if (initialize)
{
}
else
{
AlertHandlerCfg.class, List.class);
if (! acceptable)
{
if (! unacceptableReasons.isEmpty())
{
{
}
}
throw new InitializationException(message);
}
}
return handler;
}
catch (Exception e)
{
throw new InitializationException(message, e);
}
}
}