| /* |
| * Copyright (c) 2013, 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. |
| * |
| * 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. |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import java.util.logging.*; |
| |
| /* |
| * Custom LogManager implementation to verify that the implementation delegates |
| * to the LogManager subclass to register both system logger and user logger. |
| * |
| * The LogManager implementation is the one configuring the logger's property |
| * such as level, handler, etc. |
| */ |
| public class CustomLogManager extends LogManager { |
| static LogManager INSTANCE; |
| Map<String,Logger> namedLoggers = new HashMap<>(); |
| Properties props = initConfig(); |
| public CustomLogManager() { |
| if (INSTANCE != null) { |
| throw new RuntimeException("CustomLogManager already created"); |
| } |
| INSTANCE = this; |
| } |
| |
| private boolean useParentHandlers(String loggerName) { |
| String s = props.getProperty(loggerName + ".useParentHandlers"); |
| if (s == null) |
| return true; // default is true |
| |
| s = s.toLowerCase(); |
| if (s.equals("true") || s.equals("1")) { |
| return true; |
| } else if (s.equals("false") || s.equals("0")) { |
| return false; |
| } |
| return true; |
| } |
| |
| public synchronized boolean addLogger(Logger logger) { |
| String name = logger.getName(); |
| if (namedLoggers.containsKey(name)) { |
| return false; |
| } |
| namedLoggers.put(name, logger); |
| // set level |
| if (props.get(name + ".level") != null) { |
| logger.setLevel(Level.parse(props.getProperty(name + ".level"))); |
| } |
| // add handlers |
| if (props.get(name + ".handlers") != null && logger.getHandlers().length == 0) { |
| logger.addHandler(new CustomHandler()); |
| } |
| if (!useParentHandlers(name)) { |
| logger.setUseParentHandlers(false); |
| } |
| // add parent loggers |
| int ix = 1; |
| for (;;) { |
| int ix2 = name.indexOf(".", ix); |
| if (ix2 < 0) { |
| break; |
| } |
| String pname = name.substring(0, ix2); |
| if (props.get(pname + ".level") != null || |
| props.get(pname + ".handlers") != null) { |
| // This pname has a level/handlers definition. |
| // Make sure it exists. |
| // |
| // The test doesn't set the parent for simplicity. |
| if (!namedLoggers.containsKey(pname)) { |
| Logger parent = Logger.getLogger(pname); |
| if (!useParentHandlers(pname)) { |
| parent.setUseParentHandlers(false); |
| } |
| } |
| } |
| ix = ix2 + 1; |
| } |
| return true; |
| } |
| |
| public synchronized Logger getLogger(String name) { |
| return namedLoggers.get(name); |
| } |
| |
| public synchronized Enumeration<String> getLoggerNames() { |
| return Collections.enumeration(namedLoggers.keySet()); |
| } |
| |
| public String getProperty(String name) { |
| return props.getProperty(name); |
| } |
| |
| public void readConfiguration() { |
| // do nothing |
| } |
| |
| public void readConfiguration(InputStream ins) { |
| // do nothing |
| } |
| |
| private Properties initConfig() { |
| Properties props = new Properties(); |
| props.put(".level", "CONFIG"); |
| props.put("CustomLogManagerTest.level", "WARNING"); |
| props.put("CustomLogManagerTest.handlers", "CustomLogManager$CustomHandler"); |
| props.put("SimpleLogManager.level", "INFO"); |
| props.put("SimpleLogManager.handlers", "CustomLogManager$CustomHandler"); |
| props.put("CustomLogManager$CustomHandler.level", "WARNING"); |
| props.put(".handlers", "CustomLogManager$CustomHandler"); |
| props.put("org.foo.bar.level", "SEVERE"); |
| props.put("org.foo.bar.useParentHandlers", "true"); |
| props.put("org.foo.handlers", "CustomLogManager$CustomHandler"); |
| props.put("org.foo.useParentHandlers", "false"); |
| props.put("org.openjdk.level", "SEVERE"); |
| props.put("org.openjdk.handlers", "CustomLogManager$CustomHandler"); |
| props.put("org.openjdk.core.level", "INFO"); |
| props.put("org.openjdk.core.useParentHandlers", "false"); |
| |
| return props; |
| } |
| public static void checkLogger(String name) { |
| checkLogger(name, null); |
| } |
| |
| public static void checkLogger(String name, String resourceBundleName) { |
| Logger logger = INSTANCE.getLogger(name); |
| if (logger == null) { |
| throw new RuntimeException("Logger \"" + name + "\" not exist"); |
| } |
| System.out.format("Logger \"%s\" level=%s handlers=%s resourcebundle=%s useParentHandlers=%s%n", |
| name, logger.getLevel(), |
| Arrays.toString(logger.getHandlers()), |
| logger.getResourceBundleName(), |
| logger.getUseParentHandlers()); |
| String rb = logger.getResourceBundleName(); |
| if (rb != resourceBundleName && (rb == null || rb.equals(resourceBundleName))) { |
| throw new RuntimeException("Logger \"" + name + |
| "\" unexpected resource bundle: " + rb); |
| } |
| |
| String value = INSTANCE.getProperty(name + ".level"); |
| String level = logger.getLevel() != null ? logger.getLevel().getName() : null; |
| if (level != value && (level == null || level.equals(value))) { |
| throw new RuntimeException("Logger \"" + name + "\" unexpected level: " + level); |
| } |
| |
| Handler[] handlers = logger.getHandlers(); |
| String hdl = INSTANCE.getProperty(name + ".handlers"); |
| if ((hdl == null && handlers.length != 0) || |
| (hdl != null && handlers.length != 1)) { |
| throw new RuntimeException("Logger \"" + name + "\" unexpected handler: " + |
| Arrays.toString(handlers)); |
| } |
| |
| String s = INSTANCE.getProperty(name + ".useParentHandlers"); |
| boolean uph = (s != null && s.equals("false")) ? false : true; |
| if (logger.getUseParentHandlers() != uph) { |
| throw new RuntimeException("Logger \"" + name + "\" unexpected useParentHandlers: " + |
| logger.getUseParentHandlers()); |
| } |
| checkParents(name); |
| } |
| |
| private static void checkParents(String name) { |
| int ix = 1; |
| for (;;) { |
| int ix2 = name.indexOf(".", ix); |
| if (ix2 < 0) { |
| break; |
| } |
| String pname = name.substring(0, ix2); |
| if (INSTANCE.getProperty(pname + ".level") != null || |
| INSTANCE.getProperty(pname + ".handlers") != null) { |
| // This pname has a level/handlers definition. |
| // Make sure it exists. |
| checkLogger(pname); |
| } |
| ix = ix2 + 1; |
| } |
| } |
| |
| // only CustomLogManager can create an instance of CustomHandler |
| private class CustomHandler extends StreamHandler { |
| } |
| } |