/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2006-2008 Sun Microsystems, Inc.
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*/
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package org.opends.server.api;
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import org.opends.messages.Message;
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import java.util.List;
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import org.opends.server.admin.std.server.AlertHandlerCfg;
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import org.opends.server.config.ConfigException;
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import org.opends.server.types.InitializationException;
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/**
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* This interface defines the set of methods that must be implemented
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* for a Directory Server alert handler. Alert handlers are used to
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* present alert notifications in various forms like JMX, e-mail, or
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* paging.
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*
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* @param <T> The type of configuration handled by this alert
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* handler.
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*/
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@org.opends.server.types.PublicAPI(
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stability=org.opends.server.types.StabilityLevel.VOLATILE,
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mayInstantiate=false,
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mayExtend=true,
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mayInvoke=false)
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public interface AlertHandler<T extends AlertHandlerCfg>
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{
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/**
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* Initializes this alert handler based on the information in the
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* provided configuration entry.
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*
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* @param configuration The configuration to use to initialize
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* this alert handler.
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*
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* @throws ConfigException If the provided entry does not contain
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* a valid configuration for this alert
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* handler.
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*
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* @throws InitializationException If a problem occurs during
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* initialization that is not
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* related to the server
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* configuration.
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*/
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public void initializeAlertHandler(T configuration)
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throws ConfigException, InitializationException;
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/**
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* Retrieves the current configuration for this alert handler.
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*
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* @return The current configuration for this alert handler.
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*/
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public AlertHandlerCfg getAlertHandlerConfiguration();
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/**
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* Indicates whether the provided configuration is acceptable for
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* this alert handler.
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*
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* @param configuration The configuration for which to make
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* tje determination.
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* @param unacceptableReasons A list to which human-readable
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* reasons may be added to explain why
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* the configuration is not acceptable.
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*
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* @return {@code true} if the provided configuration is
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* acceptable, or {@code false} if it is not.
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*/
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public boolean isConfigurationAcceptable(
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AlertHandlerCfg configuration,
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List<Message> unacceptableReasons);
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/**
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* Performs any necessary cleanup that may be necessary when this
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* alert handler is finalized.
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*/
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public void finalizeAlertHandler();
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/**
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* Sends an alert notification based on the provided information.
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*
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* @param generator The alert generator that created the alert.
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* @param alertType The alert type name for this alert.
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* @param alertMessage A message (possibly {@code null}) that can
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* provide more information about this alert.
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*/
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public void sendAlertNotification(AlertGenerator generator,
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String alertType,
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Message alertMessage);
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}
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