/*
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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 2008 Sun Microsystems, Inc.
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* Portions Copyright 2013-2014 ForgeRock AS
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*/
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package org.opends.server.loggers;
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import java.util.HashMap;
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import org.forgerock.i18n.slf4j.LocalizedLogger;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import org.forgerock.i18n.LocalizableMessage;
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import org.opends.messages.Severity;
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import org.opends.server.admin.std.server.ErrorLogPublisherCfg;
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/**
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* This class defines the set of methods and structures that must be implemented
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* for a Directory Server error log publisher.
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*
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* @param <T>
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* The type of error log publisher configuration handled by this log
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* publisher implementation.
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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, mayExtend = true, mayInvoke = false)
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public abstract class ErrorLogPublisher<T extends ErrorLogPublisherCfg>
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implements LogPublisher<T>
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{
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private static final LocalizedLogger logger = LocalizedLogger
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.getLoggerForThisClass();
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/**
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* The hash map that will be used to define specific log severities for the
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* various categories.
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*/
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protected Map<String, Set<Severity>> definedSeverities =
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new HashMap<String, Set<Severity>>();
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/**
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* The set of default log severities that will be used if no custom severities
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* have been defined for the associated category.
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*/
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protected Set<Severity> defaultSeverities = new HashSet<Severity>();
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/** {@inheritDoc} */
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@Override
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public boolean isConfigurationAcceptable(T configuration,
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List<LocalizableMessage> unacceptableReasons)
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{
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// This default implementation does not perform any special
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// validation. It should be overridden by error log publisher
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// implementations that wish to perform more detailed validation.
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return true;
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}
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/**
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* Writes a message to the error log using the provided information.
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* <p>
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* The category and severity information are used to determine whether to
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* actually log this message.
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* <p>
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* Category is defined using either short name (used for classes in well
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* defined packages) or fully qualified classname. Conversion to short name is
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* done automatically when loggers are created, see
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* {@code LoggingCategoryNames} for list of existing short names.
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*
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* @param category
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* The category of the message, which is either a classname or a
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* simple category name defined in {@code LoggingCategoryNames}
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* class.
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* @param severity
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* The severity of the message.
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* @param message
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* The message to be logged.
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* @param exception
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* The exception to be logged. May be {@code null}.
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*/
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public abstract void log(String category, Severity severity,
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LocalizableMessage message, Throwable exception);
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/**
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* Check if a message should be logged for the provided category and severity.
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*
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* @param category
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* The category of the message, which is either a classname or a
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* simple category name defined in {@code LoggingCategoryNames}
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* class.
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* @param severity
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* The severity of the message.
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* @return {@code true} if the message should be logged, {@code false}
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* otherwise
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*/
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public abstract boolean isEnabledFor(String category, Severity severity);
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}
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