0N/A/*
2362N/A * Copyright (c) 2000, 2003, Oracle and/or its affiliates. All rights reserved.
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0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
2362N/A * published by the Free Software Foundation. Oracle designates this
0N/A * particular file as subject to the "Classpath" exception as provided
2362N/A * by Oracle in the LICENSE file that accompanied this code.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
2362N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
2362N/A * or visit www.oracle.com if you need additional information or have any
2362N/A * questions.
0N/A */
0N/A
0N/A
0N/Apackage java.util.logging;
0N/A
0N/Aimport java.io.*;
0N/Aimport java.net.*;
0N/A
0N/A/**
0N/A * This <tt>Handler</tt> publishes log records to <tt>System.err</tt>.
0N/A * By default the <tt>SimpleFormatter</tt> is used to generate brief summaries.
0N/A * <p>
0N/A * <b>Configuration:</b>
0N/A * By default each <tt>ConsoleHandler</tt> is initialized using the following
0N/A * <tt>LogManager</tt> configuration properties. If properties are not defined
0N/A * (or have invalid values) then the specified default values are used.
0N/A * <ul>
0N/A * <li> java.util.logging.ConsoleHandler.level
0N/A * specifies the default level for the <tt>Handler</tt>
0N/A * (defaults to <tt>Level.INFO</tt>).
0N/A * <li> java.util.logging.ConsoleHandler.filter
0N/A * specifies the name of a <tt>Filter</tt> class to use
0N/A * (defaults to no <tt>Filter</tt>).
0N/A * <li> java.util.logging.ConsoleHandler.formatter
0N/A * specifies the name of a <tt>Formatter</tt> class to use
0N/A * (defaults to <tt>java.util.logging.SimpleFormatter</tt>).
0N/A * <li> java.util.logging.ConsoleHandler.encoding
0N/A * the name of the character set encoding to use (defaults to
0N/A * the default platform encoding).
0N/A * </ul>
0N/A * <p>
0N/A * @since 1.4
0N/A */
0N/A
0N/Apublic class ConsoleHandler extends StreamHandler {
0N/A // Private method to configure a ConsoleHandler from LogManager
0N/A // properties and/or default values as specified in the class
0N/A // javadoc.
0N/A private void configure() {
0N/A LogManager manager = LogManager.getLogManager();
0N/A String cname = getClass().getName();
0N/A
0N/A setLevel(manager.getLevelProperty(cname +".level", Level.INFO));
0N/A setFilter(manager.getFilterProperty(cname +".filter", null));
0N/A setFormatter(manager.getFormatterProperty(cname +".formatter", new SimpleFormatter()));
0N/A try {
0N/A setEncoding(manager.getStringProperty(cname +".encoding", null));
0N/A } catch (Exception ex) {
0N/A try {
0N/A setEncoding(null);
0N/A } catch (Exception ex2) {
0N/A // doing a setEncoding with null should always work.
0N/A // assert false;
0N/A }
0N/A }
0N/A }
0N/A
0N/A /**
0N/A * Create a <tt>ConsoleHandler</tt> for <tt>System.err</tt>.
0N/A * <p>
0N/A * The <tt>ConsoleHandler</tt> is configured based on
0N/A * <tt>LogManager</tt> properties (or their default values).
0N/A *
0N/A */
0N/A public ConsoleHandler() {
0N/A sealed = false;
0N/A configure();
0N/A setOutputStream(System.err);
0N/A sealed = true;
0N/A }
0N/A
0N/A /**
0N/A * Publish a <tt>LogRecord</tt>.
0N/A * <p>
0N/A * The logging request was made initially to a <tt>Logger</tt> object,
0N/A * which initialized the <tt>LogRecord</tt> and forwarded it here.
0N/A * <p>
0N/A * @param record description of the log event. A null record is
0N/A * silently ignored and is not published
0N/A */
0N/A public void publish(LogRecord record) {
0N/A super.publish(record);
0N/A flush();
0N/A }
0N/A
0N/A /**
0N/A * Override <tt>StreamHandler.close</tt> to do a flush but not
0N/A * to close the output stream. That is, we do <b>not</b>
0N/A * close <tt>System.err</tt>.
0N/A */
0N/A public void close() {
0N/A flush();
0N/A }
0N/A}