org.opends.server.core
Class MonitorConfigManager

java.lang.Object
  extended by org.opends.server.core.MonitorConfigManager
All Implemented Interfaces:
ConfigurationAddListener<MonitorProviderCfg>, ConfigurationChangeListener<MonitorProviderCfg>, ConfigurationDeleteListener<MonitorProviderCfg>

public class MonitorConfigManager
extends java.lang.Object
implements ConfigurationChangeListener<MonitorProviderCfg>, ConfigurationAddListener<MonitorProviderCfg>, ConfigurationDeleteListener<MonitorProviderCfg>

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.


Constructor Summary
MonitorConfigManager()
          Creates a new instance of this monitor provider config manager.
 
Method Summary
 ConfigChangeResult applyConfigurationAdd(MonitorProviderCfg configuration)
          Adds a new configuration to this add listener.
 ConfigChangeResult applyConfigurationChange(MonitorProviderCfg configuration)
          Applies the configuration changes to this change listener.
 ConfigChangeResult applyConfigurationDelete(MonitorProviderCfg configuration)
          Deletes an existing configuration from this delete listener.
 void initializeMonitorProviders()
          Initializes all monitor providers currently defined in the Directory Server configuration.
 boolean isConfigurationAddAcceptable(MonitorProviderCfg configuration, java.util.List<Message> unacceptableReasons)
          Indicates whether the proposed addition of a new configuration is acceptable to this add listener.
 boolean isConfigurationChangeAcceptable(MonitorProviderCfg configuration, java.util.List<Message> unacceptableReasons)
          Indicates whether the proposed change to the configuration is acceptable to this change listener.
 boolean isConfigurationDeleteAcceptable(MonitorProviderCfg configuration, java.util.List<Message> unacceptableReasons)
          Indicates whether the proposed deletion of an existing configuration is acceptable to this delete listener.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

MonitorConfigManager

public MonitorConfigManager()
Creates a new instance of this monitor provider config manager.

Method Detail

initializeMonitorProviders

public void initializeMonitorProviders()
                                throws ConfigException,
                                       InitializationException
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.
InitializationException - If a problem occurs while initializing the monitor providers that is not related to the server configuration.

isConfigurationAddAcceptable

public boolean isConfigurationAddAcceptable(MonitorProviderCfg configuration,
                                            java.util.List<Message> unacceptableReasons)
Indicates whether the proposed addition of a new configuration is acceptable to this add listener.

Specified by:
isConfigurationAddAcceptable in interface ConfigurationAddListener<MonitorProviderCfg>
Parameters:
configuration - The configuration that will be added.
unacceptableReasons - A list that can be used to hold messages about why the provided configuration is not acceptable.
Returns:
Returns true if the proposed addition is acceptable, or false if it is not.

applyConfigurationAdd

public ConfigChangeResult applyConfigurationAdd(MonitorProviderCfg configuration)
Adds a new configuration to this add listener.

Specified by:
applyConfigurationAdd in interface ConfigurationAddListener<MonitorProviderCfg>
Parameters:
configuration - The configuration that will be added.
Returns:
Returns information about the result of adding the configuration.

isConfigurationDeleteAcceptable

public boolean isConfigurationDeleteAcceptable(MonitorProviderCfg configuration,
                                               java.util.List<Message> unacceptableReasons)
Indicates whether the proposed deletion of an existing configuration is acceptable to this delete listener.

Specified by:
isConfigurationDeleteAcceptable in interface ConfigurationDeleteListener<MonitorProviderCfg>
Parameters:
configuration - The configuration that will be deleted.
unacceptableReasons - A list that can be used to hold messages about why the provided configuration is not acceptable.
Returns:
Returns true if the proposed deletion is acceptable, or false if it is not.

applyConfigurationDelete

public ConfigChangeResult applyConfigurationDelete(MonitorProviderCfg configuration)
Deletes an existing configuration from this delete listener.

Specified by:
applyConfigurationDelete in interface ConfigurationDeleteListener<MonitorProviderCfg>
Parameters:
configuration - The existing configuration that will be deleted.
Returns:
Returns information about the result of deleting the configuration.

isConfigurationChangeAcceptable

public boolean isConfigurationChangeAcceptable(MonitorProviderCfg configuration,
                                               java.util.List<Message> unacceptableReasons)
Indicates whether the proposed change to the configuration is acceptable to this change listener.

Specified by:
isConfigurationChangeAcceptable in interface ConfigurationChangeListener<MonitorProviderCfg>
Parameters:
configuration - The new configuration containing the changes.
unacceptableReasons - A list that can be used to hold messages about why the provided configuration is not acceptable.
Returns:
Returns true if the proposed change is acceptable, or false if it is not.

applyConfigurationChange

public ConfigChangeResult applyConfigurationChange(MonitorProviderCfg configuration)
Applies the configuration changes to this change listener.

Specified by:
applyConfigurationChange in interface ConfigurationChangeListener<MonitorProviderCfg>
Parameters:
configuration - The new configuration containing the changes.
Returns:
Returns information about the result of changing the configuration.