test/jdk/java/util/logging/Logger/getGlobal/testgetglobal/BadLogManagerImpl.java

/*
 * 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.
 */
package testgetglobal;

import java.util.logging.LogManager;
import java.util.logging.Logger;

/**
 * This class is used to verify that calling Logger.getLogger(Logger.GLOBAL_LOGGER_NAME)
 * in the constructor of a LogManager subclass installed as default
 * LogManager does not cause issues beyond throwing the expected NPE.
 * In that case the default LogManager class will simply be used.
 * @author danielfuchs
 */
public class BadLogManagerImpl extends LogManager {

    final Logger globalLogger;
    public BadLogManagerImpl() {
        // The call below should generate an NPE, which will be
        // catched in LogManager initializer.
        globalLogger = Logger.getLogger(Logger.GLOBAL_LOGGER_NAME);
        System.err.println("Global is: " + globalLogger);
        throw new Error("Should not have reached here");
    }

}