/*
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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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* Portions Copyright 2014 ForgeRock AS
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*/
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package org.opends.server.api;
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import org.opends.server.admin.std.server.BackendCfg;
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import org.opends.server.config.ConfigEntry;
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import org.forgerock.opendj.config.server.ConfigException;
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import org.opends.server.types.DN;
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import org.opends.server.types.DirectoryException;
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import org.opends.server.types.InitializationException;
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/**
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* This class defines the set of methods and structures that must be
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* implemented by a Directory Server configuration handler.
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*
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* @param <C> the BackendCfg class in use with this ConfigHandler
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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=true)
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public abstract class ConfigHandler<C extends BackendCfg> extends Backend<C>
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{
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/**
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* Bootstraps this configuration handler using the information in
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* the provided configuration file. Depending on this configuration
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* handler implementation, the provided file may contain either the
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* entire server configuration or information that is needed to
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* access the configuration in some other location or repository.
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*
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* @param configFile The path to the file to use to initialize
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* this configuration handler.
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* @param checkSchema Indicates whether to perform schema checking
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* on the configuration data.
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*
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* @throws InitializationException If a problem occurs while
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* attempting to initialize this
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* configuration handler.
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*/
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public abstract void initializeConfigHandler(String configFile,
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boolean checkSchema)
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throws InitializationException;
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/**
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* Finalizes this configuration handler so that it will release any
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* resources associated with it so that it will no longer be used.
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* This will be called when the Directory Server is shutting down,
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* as well as in the startup process once the schema has been read
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* so that the configuration can be re-read using the updated
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* schema.
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*/
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public abstract void finalizeConfigHandler();
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/**
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* Retrieves the entry that is at the root of the Directory Server
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* configuration.
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*
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* @return The entry that is at the root of the Directory Server
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* configuration.
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*
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* @throws ConfigException If a problem occurs while interacting
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* with the configuration.
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*/
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public abstract ConfigEntry getConfigRootEntry()
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throws ConfigException;
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/**
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* Retrieves the requested entry from the configuration.
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*
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* @param entryDN The distinguished name of the configuration
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* entry to retrieve.
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*
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* @return The requested configuration entry.
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*
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* @throws ConfigException If a problem occurs while interacting
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* with the configuration.
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*/
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public abstract ConfigEntry getConfigEntry(DN entryDN)
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throws ConfigException;
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/**
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* Retrieves the absolute path of the Directory Server install
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* root.
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*
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* @return The absolute path of the Directory Server install root.
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*/
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public abstract String getServerRoot();
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/**
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* Retrieves the absolute path of the Directory Server instance
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* root.
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*
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* @return The absolute path of the Directory Server instance root.
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*/
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public abstract String getInstanceRoot();
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/**
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* Writes an updated version of the Directory Server configuration
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* to the repository. This should ensure that the stored
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* configuration matches the pending configuration.
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*
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* @throws DirectoryException If a problem is encountered while
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* writing the updated configuration.
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*/
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public abstract void writeUpdatedConfig()
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throws DirectoryException;
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/**
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* Indicates that the Directory Server has started successfully and
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* that the configuration handler should save a copy of the current
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* configuration for use as a "last known good" reference. Note
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* that this may not be possible with some kinds of configuration
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* repositories, so it should be a best effort attempt.
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* <BR><BR>
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* This method should only be called by the Directory Server itself
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* when the server has started successfully. It should not be
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* invoked by any other component at any other time.
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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 abstract void writeSuccessfulStartupConfig();
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}
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