| /* |
| * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.internal.logger; |
| |
| import java.util.function.Function; |
| import sun.util.logging.PlatformLogger; |
| |
| /** |
| * A simple console logger used to emulate the behavior of JUL loggers when |
| * java.util.logging has no custom configuration. |
| * Surrogate loggers are usually only used temporarily, until the LogManager |
| * is initialized. At this point, the surrogates are replaced by an actual |
| * logger obtained from LogManager. |
| */ |
| public final class SurrogateLogger extends SimpleConsoleLogger { |
| |
| private static final PlatformLogger.Level JUL_DEFAULT_LEVEL = |
| PlatformLogger.Level.INFO; |
| private static volatile String simpleFormatString; |
| |
| SurrogateLogger(String name) { |
| super(name, true); |
| } |
| |
| @Override |
| PlatformLogger.Level defaultPlatformLevel() { |
| return JUL_DEFAULT_LEVEL; |
| } |
| |
| @Override |
| String getSimpleFormatString() { |
| if (simpleFormatString == null) { |
| simpleFormatString = getSimpleFormat(null); |
| } |
| return simpleFormatString; |
| } |
| |
| public static String getSimpleFormat(Function<String, String> defaultPropertyGetter) { |
| return Formatting.getSimpleFormat(Formatting.JUL_FORMAT_PROP_KEY, defaultPropertyGetter); |
| } |
| |
| public static SurrogateLogger makeSurrogateLogger(String name) { |
| return new SurrogateLogger(name); |
| } |
| |
| public static boolean isFilteredFrame(StackWalker.StackFrame st) { |
| return Formatting.isFilteredFrame(st); |
| } |
| } |