/*
* Copyright 2009 Google , Inc . 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 .
*/
/*
* @ test
* @ bug 6830220 6278014
* @ summary Test Logger subclasses
*/
import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.logging.LogRecord;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicLong;
public class LoggerSubclass {
void test(String[] args) {
final String name = "myLogger" ;
final String message = "myMessage" ;
final AtomicInteger getHandlerCount = new AtomicInteger(0 );
final AtomicLong lastSequenceNumber = new AtomicLong(-1 L);
final AtomicInteger lastThreadID = new AtomicInteger(-1 );
final Logger logger = new Logger(name, null ) {
public Handler[] getHandlers() {
getHandlerCount.getAndIncrement();
return super .getHandlers();
}};
equal(logger.getName(), name);
equal(logger.getResourceBundle(), null );
equal(logger.getFilter(), null );
equal(logger.getLevel(), null );
check(logger.isLoggable(Level.WARNING));
logger.addHandler(new Handler() {
public void close() {}
public void flush() {}
public void publish(LogRecord l) {
equal(l.getLoggerName(), name);
equal(l.getMessage(), message);
equal(l.getResourceBundle(), null );
equal(l.getSourceClassName(), "LoggerSubclass" );
equal(l.getSourceMethodName(), "test" );
equal(l.getThrown(), null );
equal(l.getLevel(), Level.WARNING);
if (lastSequenceNumber.get() != -1 ) {
equal(lastSequenceNumber.get() + 1 ,
l.getSequenceNumber());
equal(lastThreadID.get(),
l.getThreadID());
equal((int ) Thread .currentThread().getId(),
l.getThreadID());
}
lastSequenceNumber.set(l.getSequenceNumber());
lastThreadID.set(l.getThreadID());
}});
for (int i = 1 ; i < 4 ; i++) {
logger.warning(message); // Should invoke getHandlers()
equal(i, getHandlerCount.get());
}
}
//--------------------- Infrastructure ---------------------------
volatile int passed = 0 , failed = 0 ;
void pass() {passed++;}
void fail() {failed++; Thread .dumpStack();}
void fail(String msg) {System.err.println(msg); fail();}
void unexpected(Throwable t) {failed++; t.printStackTrace();}
void check(boolean cond) {if (cond) pass(); else fail();}
void equal(Object x, Object y) {
if (x == null ? y == null : x.equals(y)) pass();
else fail(x + " not equal to " + y);}
public static void main(String[] args) throws Throwable {
try {new LoggerSubclass().instanceMain(args);}
catch (Throwable e) {throw e.getCause() == null ? e : e.getCause();}}
public void instanceMain(String[] args) throws Throwable {
try {test(args);} catch (Throwable t) {unexpected(t);}
System.out.printf("%nPassed = %d, failed = %d%n%n" , passed, failed);
if (failed > 0 ) throw new AssertionError("Some tests failed" );}
}
Messung V0.5 in Prozent C=96 H=90 G=93
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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