| /* |
| * Copyright (c) 2014, 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.ByteArrayOutputStream; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.concurrent.CopyOnWriteArrayList; |
| import java.util.logging.Handler; |
| import java.util.logging.Level; |
| import java.util.logging.LogRecord; |
| import java.util.logging.Logger; |
| import java.util.logging.SimpleFormatter; |
| import java.util.logging.StreamHandler; |
| |
| /** |
| * @test |
| * @bug 8028788 |
| * @summary tests that the message format string is correctly constructed |
| * by Logger.entering |
| * @run main/othervm LoggerEnteringWithParams |
| * @author daniel fuchs |
| */ |
| public class LoggerEnteringWithParams { |
| |
| static final Object[] data = { |
| "one", "two", "three", "four", "five", "six", "seven", "eight" |
| }; |
| |
| static final class TestHandler extends Handler { |
| final List<LogRecord> events = new CopyOnWriteArrayList<>(); |
| final ByteArrayOutputStream bytes = new ByteArrayOutputStream(); |
| final StreamHandler wrapped = new StreamHandler(bytes, new SimpleFormatter()); |
| |
| @Override |
| public void publish(LogRecord record) { |
| events.add(record); |
| wrapped.publish(record); |
| wrapped.flush(); |
| } |
| @Override |
| public void flush() { |
| wrapped.flush(); |
| } |
| @Override |
| public void close() throws SecurityException { |
| wrapped.close(); |
| } |
| |
| @Override |
| public synchronized void setLevel(Level newLevel) throws SecurityException { |
| super.setLevel(newLevel); |
| wrapped.setLevel(newLevel); |
| } |
| |
| public void reset() { |
| bytes.reset(); |
| events.clear(); |
| } |
| |
| } |
| |
| public static void main(String[] args) { |
| Logger logger = Logger.getLogger("some.logger"); |
| TestHandler handler = new TestHandler(); |
| logger.setUseParentHandlers(false); |
| handler.setLevel(Level.ALL); |
| logger.setLevel(Level.FINEST); |
| logger.addHandler(handler); |
| |
| // Auto-detect the line termination used by SimpleFormatter - (CR vs CRLF) |
| logger.entering("test", "test"); |
| final String test = handler.bytes.toString(); |
| System.out.println(test); |
| final String lineEnd = test.substring(test.indexOf("ENTRY")+"ENTRY".length()); |
| System.out.print("Line termination is " + lineEnd.length() + " char(s) long:"); |
| for (int i=0; i<lineEnd.length(); i++) { |
| System.out.print(" code="+(int)lineEnd.charAt(i)); |
| } |
| System.out.println(); |
| handler.reset(); |
| |
| for (int i=0 ; i<=data.length; i++) { |
| final StringBuilder b = new StringBuilder("ENTRY"); |
| final StringBuilder f = new StringBuilder("ENTRY"); |
| final Object[] params = new Object[i]; |
| for (int k=0; k<i; k++) { |
| params[k] = data[k]; |
| b.append(' ').append(String.valueOf(params[k])); |
| f.append(" {").append(String.valueOf(k)).append('}'); |
| } |
| |
| final String expected = b.toString(); |
| final String format = f.toString(); |
| final String className = "class"+i; |
| final String methodName = "method"+i; |
| |
| logger.entering(className, methodName, params); |
| final String logged = handler.bytes.toString(); |
| System.out.println("got:\n" + logged); |
| |
| if (!logged.contains(className)) { |
| throw new RuntimeException("Marker for " + className |
| + " not found." |
| + "\n\tgot: <<\n" + logged + "\t >>"); |
| } |
| if (!logged.contains(methodName)) { |
| throw new RuntimeException("Marker for " + methodName |
| + " not found." |
| + "\n\tgot: <<\n" + logged + "\t >>"); |
| } |
| if (!logged.contains(expected)) { |
| throw new RuntimeException("Marker for parameters[size=" |
| + i + "] not found" |
| + "\n\tgot: <<\n" + logged + "\t >>"); |
| } |
| if (!logged.contains(expected+lineEnd)) { |
| throw new RuntimeException("Marker for parameters[size=" |
| + i + "] has extra characters" |
| + "\n\tgot: <<\n" + logged + "\t >>"); |
| } |
| |
| LogRecord record = handler.events.remove(0); |
| if (!handler.events.isEmpty()) { |
| throw new RuntimeException("Handler has more log records: " |
| + handler.events.toString()); |
| } |
| if (!className.equals(record.getSourceClassName())) { |
| throw new RuntimeException("Unexpected class name in LogRecord." |
| + "\n\texpected: " + className |
| + "\n\tgot: " + record.getSourceClassName()); |
| } |
| if (!methodName.equals(record.getSourceMethodName())) { |
| throw new RuntimeException("Unexpected method name in LogRecord." |
| + "\n\texpected: " + methodName |
| + "\n\tgot: " + record.getSourceMethodName()); |
| } |
| if (!format.equals(record.getMessage())) { |
| throw new RuntimeException("Unexpected message format in LogRecord." |
| + "\n\texpected: " + format |
| + "\n\tgot: " + record.getMessage()); |
| } |
| if (!Arrays.deepEquals(params, record.getParameters())) { |
| throw new RuntimeException("Unexpected parameter array in LogRecord." |
| + "\n\texpected: " + Arrays.toString(params) |
| + "\n\tgot: " + Arrays.toString(record.getParameters())); |
| } |
| |
| handler.reset(); |
| } |
| } |
| |
| } |