diff --git a/log4j-to-jul/pom.xml b/log4j-to-jul/pom.xml
index 576366f795a..dabbf5da95f 100644
--- a/log4j-to-jul/pom.xml
+++ b/log4j-to-jul/pom.xml
@@ -29,9 +29,6 @@
Apache Log4j to JUL Bridge
The Apache Log4j binding between Log4j 2 API and java.util.logging (JUL).
2022
-
- ${basedir}/..
-
org.apache.logging.log4j
diff --git a/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULLogger.java b/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULLogger.java
index 3d391aa2427..11081071574 100644
--- a/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULLogger.java
+++ b/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULLogger.java
@@ -32,7 +32,7 @@
*
* @author Michael Vorburger.ch for Google
*/
-public final class JULLogger extends AbstractLogger {
+final class JULLogger extends AbstractLogger {
private static final long serialVersionUID = 1L;
private final Logger logger;
@@ -162,7 +162,8 @@ private java.util.logging.Level getEffectiveJULLevel() {
}
// This is a safety fallback that is typically never reached, because usually the root Logger.getLogger("") has
// a Level.
- return Logger.getGlobal().getLevel();
+ // Since JDK 8 the LogManager$RootLogger does not have a default level, just a default effective level of INFO.
+ return java.util.logging.Level.INFO;
}
private boolean isEnabledFor(final Level level, final Marker marker) {
diff --git a/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULProvider.java b/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULProvider.java
index cc2cb76ee79..1dd41a528d7 100644
--- a/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULProvider.java
+++ b/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/JULProvider.java
@@ -16,7 +16,6 @@
*/
package org.apache.logging.log4j.tojul;
-import aQute.bnd.annotation.Resolution;
import aQute.bnd.annotation.spi.ServiceProvider;
import org.apache.logging.log4j.spi.Provider;
@@ -25,7 +24,7 @@
*
* @author Michael Vorburger.ch for Google
*/
-@ServiceProvider(value = Provider.class, resolution = Resolution.OPTIONAL)
+@ServiceProvider(value = Provider.class)
public class JULProvider extends Provider {
public JULProvider() {
super(20, "3.0.0", JULLoggerContextFactory.class, null);
diff --git a/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/package-info.java b/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/package-info.java
index f333fffe246..8e3755f4d73 100644
--- a/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/package-info.java
+++ b/log4j-to-jul/src/main/java/org/apache/logging/log4j/tojul/package-info.java
@@ -21,7 +21,7 @@
* @author Michael Vorburger.ch for Google
*/
@Export
-@Version("2.20.1")
+@Version("3.0.0")
package org.apache.logging.log4j.tojul;
import org.osgi.annotation.bundle.Export;
diff --git a/log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/JULLoggerTest.java b/log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/JULLoggerTest.java
new file mode 100644
index 00000000000..9f70a01b28b
--- /dev/null
+++ b/log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/JULLoggerTest.java
@@ -0,0 +1,34 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to you under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.logging.log4j.tojul;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.apache.logging.log4j.Level;
+import org.junit.jupiter.api.Test;
+
+public class JULLoggerTest {
+
+ @Test
+ public void testNotNullEffectiveLevel() {
+ // Emulates the root logger found in Tomcat, with a null level
+ // See: https://bz.apache.org/bugzilla/show_bug.cgi?id=66184
+ final java.util.logging.Logger julLogger = new java.util.logging.Logger("", null) {};
+ final JULLogger logger = new JULLogger("", julLogger);
+ assertEquals(Level.INFO, logger.getLevel());
+ }
+}
diff --git a/log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/test/LoggerTest.java b/log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/LoggerTest.java
similarity index 99%
rename from log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/test/LoggerTest.java
rename to log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/LoggerTest.java
index ac6777249dc..c2d65199aae 100644
--- a/log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/test/LoggerTest.java
+++ b/log4j-to-jul/src/test/java/org/apache/logging/log4j/tojul/LoggerTest.java
@@ -14,7 +14,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
-package org.apache.logging.log4j.tojul.test;
+package org.apache.logging.log4j.tojul;
import static org.assertj.core.api.Assertions.assertThat;
@@ -24,7 +24,6 @@
import java.util.logging.Level;
import java.util.logging.LogRecord;
import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.tojul.JULLogger;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;