author | dholmes |
Mon, 11 Mar 2019 21:26:19 -0400 | |
changeset 54065 | f984aca565c1 |
parent 53876 | 8bc3d3eeaa53 |
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/* |
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* Copyright (c) 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* |
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* @test |
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* @bug 8216363 |
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* @summary Test that Handler.isLoggable(null) returns false |
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* @run main/othervm IsLoggableHandlerTest |
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*/ |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.UUID; |
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import java.util.logging.ConsoleHandler; |
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import java.util.logging.FileHandler; |
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import java.util.logging.Handler; |
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import java.util.logging.Level; |
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import java.util.logging.LogRecord; |
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import java.util.logging.MemoryHandler; |
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import java.util.logging.StreamHandler; |
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import java.util.stream.Stream; |
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public class IsLoggableHandlerTest { |
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public static void main(String... args) throws IOException { |
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String userDir = System.getProperty("user.dir", "."); |
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File logfile = new File(userDir, "IsLoggableHandlerTest_" + UUID.randomUUID() + ".log"); |
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try { |
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System.out.println("Dummy logfile: " + logfile.getAbsolutePath()); |
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Handler h = new CustomHandler(); |
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testIsLoggable(h); |
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testIsLoggable(new MemoryHandler(h, 1, Level.ALL)); |
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testIsLoggable(new StreamHandler(System.out, new java.util.logging.SimpleFormatter())); |
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testIsLoggable(new FileHandler(logfile.getAbsolutePath())); |
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testIsLoggable(new ConsoleHandler()); |
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} finally { |
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if (logfile.canRead()) { |
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try { |
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System.out.println("Deleting dummy logfile: " + logfile.getAbsolutePath()); |
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logfile.delete(); |
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} catch (Throwable t) { |
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System.out.println("Warning: failed to delete dummy logfile: " + t); |
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t.printStackTrace(); |
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} |
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} |
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} |
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} |
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public static void testIsLoggable(Handler h) { |
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System.out.println("Testing " + h.getClass().getName()); |
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// should not throw NPE but return false |
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if (h.isLoggable(null)) { |
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throw new AssertionError(h.getClass().getName() |
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+ ": null record should not be loggable"); |
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} |
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h.setLevel(Level.ALL); |
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// should still not throw NPE but return false |
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if (h.isLoggable(null)) { |
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throw new AssertionError(h.getClass().getName() |
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+ ": null record should not be loggable"); |
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} |
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// should not throw NPE |
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h.publish(null); |
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} |
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public static final class CustomHandler extends Handler { |
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@Override |
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public void publish(LogRecord record) { } |
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@Override |
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public void flush() { } |
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@Override |
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public void close() throws SecurityException { } |
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} |
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} |