/*
* 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
* 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
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. 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 2006-2010 Sun Microsystems, Inc.
* Portions copyright 2013 ForgeRock AS.
*/
/**
* This class defines a utility that will be used to manage the set of monitor
* providers defined in the Directory Server. It will initialize the monitor
* providers when the server starts, and then will manage any additions,
* removals, or modifications to any providers while the server is running.
*/
public class MonitorConfigManager
implements ConfigurationChangeListener<MonitorProviderCfg>,
{
// A mapping between the DNs of the config entries and the associated monitor
// providers.
/**
* Creates a new instance of this monitor provider config manager.
*/
public MonitorConfigManager()
{
}
/**
* Initializes all monitor providers currently defined in the Directory Server
* configuration. This should only be called at Directory Server startup.
*
* @throws ConfigException If a configuration problem causes the monitor
* provider initialization process to fail.
*
* @throws InitializationException If a problem occurs while initializing
* the monitor providers that is not related
* to the server configuration.
*/
public void initializeMonitorProviders()
{
// Get the root configuration object.
// Register as an add and delete listener with the root configuration so we
// can be notified if any monitor provider entries are added or removed.
//Initialize the existing monitor providers.
{
monitorConfig.addChangeListener(this);
if (monitorConfig.isEnabled())
{
try
{
}
catch (InitializationException ie)
{
continue;
}
}
}
}
/**
* {@inheritDoc}
*/
public boolean isConfigurationAddAcceptable(
{
if (configuration.isEnabled())
{
// Get the name of the class and make sure we can instantiate it as a
// monitor provider.
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 a
// monitor provider.
try
{
}
catch (InitializationException ie)
{
{
}
}
{
}
}
/**
* {@inheritDoc}
*/
public boolean isConfigurationDeleteAcceptable(
{
// It will always be acceptable to delete or disable a monitor provider.
return true;
}
/**
* {@inheritDoc}
*/
{
boolean adminActionRequired = false;
{
}
}
/**
* {@inheritDoc}
*/
public boolean isConfigurationChangeAcceptable(
{
if (configuration.isEnabled())
{
// Get the name of the class and make sure we can instantiate it as a
// monitor provider.
try
{
}
catch (InitializationException ie)
{
return false;
}
}
// If we've gotten here, then it's fine.
return true;
}
/**
* {@inheritDoc}
*/
{
boolean adminActionRequired = false;
// Get the existing monitor provider if it's already enabled.
// If the new configuration has the monitor disabled, then disable it if it
// is enabled, or do nothing if it's already disabled.
if (! configuration.isEnabled())
{
if (existingMonitor != null)
{
{
}
}
}
// Get the class for the monitor provider. If the monitor 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 monitor is disabled, then instantiate the class and
// initialize and register it as a monitor provider.
if (existingMonitor != null)
{
{
adminActionRequired = true;
}
}
try
{
}
catch (InitializationException ie)
{
{
}
}
{
}
}
/**
* Loads the specified class, instantiates it as a monitor provider, and
* optionally initializes that instance.
*
* @param className The fully-qualified name of the monitor provider
* class to load, instantiate, and initialize.
* @param configuration The configuration to use to initialize the monitor
* provider, or {@code null} if the monitor provider
* should not be initialized.
*
* @return The possibly initialized monitor provider.
*
* @throws InitializationException If a problem occurred while attempting to
* initialize the monitor provider.
*/
private MonitorProvider<? extends MonitorProviderCfg>
throws InitializationException
{
try
{
@SuppressWarnings("unchecked")
if (configuration != null)
{
}
}
catch (Exception e)
{
throw new InitializationException(message, e);
}
}
}