/*
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* The contents of this file are subject to the terms of the Common Development and
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* Distribution License (the License). You may not use this file except in compliance with the
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* License.
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*
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* You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
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* specific language governing permission and limitations under the License.
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*
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* When distributing Covered Software, include this CDDL Header Notice in each file and include
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* the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
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* Header, with the fields enclosed by brackets [] replaced by your own identifying
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* information: "Portions Copyright [year] [name of copyright owner]".
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*
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* Copyright 2006-2008 Sun Microsystems, Inc.
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* Portions Copyright 2013-2016 ForgeRock AS.
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*/
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package org.opends.server.loggers;
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import java.io.File;
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import org.forgerock.opendj.server.config.server.LogRetentionPolicyCfg;
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import org.forgerock.opendj.config.server.ConfigException;
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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 interface describes the retention policy that should be used
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* for the logger. Supported policies include number of files and
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* disk utilization.
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*
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* @param <T> The type of retention policy configuration handled by
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* this retention policy implementation.
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*/
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public interface RetentionPolicy<T extends LogRetentionPolicyCfg>
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{
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/**
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* Initializes this log retention policy based on the
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* information in the provided retention policy configuration.
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*
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* @param config
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* The retention policy configuration that contains the
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* information to use to initialize this policy.
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* @throws ConfigException
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* If an unrecoverable problem arises in the process of
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* performing the initialization as a result of the server
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* configuration.
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* @throws InitializationException
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* If a problem occurs during initialization that is not
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* related to the server configuration.
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*/
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void initializeLogRetentionPolicy(T config)
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throws ConfigException, InitializationException;
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/**
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* Returns all files that should be deleted according to the policy.
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*
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* @param fileNamingPolicy The naming policy used generate the log file
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* names.
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*
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* @return An array of files that should be deleted according to the
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* policy or <code>null</code> if an error occurred while
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* obtaining the file list.
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* @throws DirectoryException If an error occurs while obtaining a list
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* of files to delete.
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*/
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File[] deleteFiles(FileNamingPolicy fileNamingPolicy)
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throws DirectoryException;
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}
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