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/* |
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* i-scream central monitoring system |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2002 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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*/ |
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|
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//---PACKAGE DECLARATION--- |
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package uk.org.iscream.cms.server.core; |
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|
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//---IMPORTS--- |
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import uk.org.iscream.cms.util.*; |
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|
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/** |
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* The LoggerServant is an implementation of the Logger defined |
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* in the IDL interface. Allows classes to send logging information |
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* over CORBA to a local implementation of the LoggerImpl interface. |
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* |
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* @author $Author: tdb $ |
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* @version $Id: LoggerServant.java,v 1.13 2003/02/05 16:43:47 tdb Exp $ |
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*/ |
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class LoggerServant extends LoggerPOA { |
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|
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//---FINAL ATTRIBUTES--- |
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|
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/** |
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* The current CVS revision of this class |
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*/ |
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public final String REVISION = "$Revision: 1.13 $"; |
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|
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/** |
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* An array of names of verbosity levels. |
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* Thus logging messages are now "classed" by the level" |
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* This string is prepended to the "source" of a logging message. |
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*/ |
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public final static String[] VERBOSITY_NAMES = {"FATAL", "ERROR", "WARNING", "SYSMSG", "SYSINIT", "DEBUG"}; |
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|
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//---STATIC METHODS--- |
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|
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//---CONSTRUCTORS--- |
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|
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/** |
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* Creates a new LoggerServant. |
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* |
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* @param logger a reference to the LoggerImpl this will use |
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*/ |
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public LoggerServant(LoggerImpl logger) { |
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_logger = logger; |
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_verbosityLevel = Integer.parseInt(System.getProperty("uk.org.iscream.cms.server.Verbosity")); |
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write(toString(), Logger.SYSINIT, "started"); |
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write(toString(), Logger.SYSMSG, "using verbosity " + _verbosityLevel); |
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} |
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|
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//---PUBLIC METHODS--- |
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|
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/** |
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* The write() method takes a source, verbosity level and |
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* message, and formats them using an external line |
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* formatting method. This line is then given to the logger |
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* to be written. Note that checking of the level is carried |
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* out here. |
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* |
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* @param source A string representation of the calling object. |
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* @param verbosity the verbosity of this message |
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* @param message The text to be logged. |
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*/ |
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public void write(String source, int verbosity, String message) { |
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if (verbosity <= _verbosityLevel) { |
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_logger.write(FormatName.formatLogLine(source, verbosity, message), verbosity); |
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} |
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} |
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|
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/** |
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* Overrides the {@link java.lang.Object#toString() Object.toString()} |
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* method to provide clean logging (every class should have this). |
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* |
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* This uses the uk.org.iscream.cms.util.FormatName class |
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* to format the toString() |
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* |
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* @return the name of this class and its CVS revision |
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*/ |
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public String toString() { |
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return FormatName.getName( |
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_name, |
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getClass().getName(), |
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REVISION); |
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} |
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|
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//---PRIVATE METHODS--- |
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|
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//---ACCESSOR/MUTATOR METHODS--- |
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|
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//---ATTRIBUTES--- |
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|
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/** |
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* The verbosity level of this instance |
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*/ |
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private int _verbosityLevel; |
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|
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/** |
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* The actual Logger used by this instance |
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*/ |
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private LoggerImpl _logger; |
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|
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/** |
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* This is the friendly identifier of the |
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* component this class is running in. |
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* eg, a Filter may be called "filter1", |
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* If this class does not have an owning |
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* component, a name from the configuration |
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* can be placed here. This name could also |
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* be changed to null for utility classes. |
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*/ |
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private String _name = Core.NAME; |
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|
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//---STATIC ATTRIBUTES--- |
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|
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} |
