Remove unused imports (#501)
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/LifeCycle2.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/LifeCycle2.java
index fbba19b..7287e8d 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/LifeCycle2.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/LifeCycle2.java
@@ -16,8 +16,6 @@
*/
package org.apache.logging.log4j.core;
-import java.util.concurrent.TimeUnit;
-
/**
* Extends the LifeCycle interface.
* <p>
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/LogEvent.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/LogEvent.java
index c41606b..521a00b 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/LogEvent.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/LogEvent.java
@@ -18,7 +18,6 @@
package org.apache.logging.log4j.core;
import java.io.Serializable;
-import java.util.Map;
import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.Marker;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/AsyncAppender.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/AsyncAppender.java
index 8c4ca83..f9db02c 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/AsyncAppender.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/AsyncAppender.java
@@ -41,7 +41,6 @@
import org.apache.logging.log4j.plugins.PluginAliases;
import org.apache.logging.log4j.plugins.PluginBuilderAttribute;
import org.apache.logging.log4j.plugins.PluginElement;
-import org.apache.logging.log4j.plugins.PluginFactory;
import org.apache.logging.log4j.plugins.validation.constraints.Required;
import org.apache.logging.log4j.spi.AbstractLogger;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FailoverAppender.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FailoverAppender.java
index 72bf446..965330e 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FailoverAppender.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FailoverAppender.java
@@ -35,7 +35,6 @@
import org.apache.logging.log4j.core.config.plugins.PluginConfiguration;
import org.apache.logging.log4j.plugins.PluginElement;
import org.apache.logging.log4j.plugins.PluginFactory;
-import org.apache.logging.log4j.core.util.Booleans;
import org.apache.logging.log4j.core.util.Constants;
import org.apache.logging.log4j.plugins.validation.constraints.Required;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FileManager.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FileManager.java
index 85eb689..8472bab 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FileManager.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/FileManager.java
@@ -43,7 +43,6 @@
import org.apache.logging.log4j.core.config.Configuration;
import org.apache.logging.log4j.core.util.Constants;
import org.apache.logging.log4j.core.util.FileUtils;
-import org.apache.logging.log4j.util.StackLocatorUtil;
/**
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/OutputStreamManager.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/OutputStreamManager.java
index ffac65a..e6aa359 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/OutputStreamManager.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/OutputStreamManager.java
@@ -29,7 +29,6 @@
import org.apache.logging.log4j.core.layout.ByteBufferDestination;
import org.apache.logging.log4j.core.layout.ByteBufferDestinationHelper;
import org.apache.logging.log4j.core.util.Constants;
-import org.apache.logging.log4j.util.StackLocatorUtil;
/**
* Manages an OutputStream so that it can be shared by multiple Appenders and will
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CompositeTriggeringPolicy.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CompositeTriggeringPolicy.java
index c5c024f..7e9a988 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CompositeTriggeringPolicy.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CompositeTriggeringPolicy.java
@@ -21,7 +21,6 @@
import org.apache.logging.log4j.core.Core;
import org.apache.logging.log4j.core.LifeCycle;
-import org.apache.logging.log4j.core.LifeCycle2;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.plugins.Plugin;
import org.apache.logging.log4j.plugins.PluginElement;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CronTriggeringPolicy.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CronTriggeringPolicy.java
index 1dbc119..d076249 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CronTriggeringPolicy.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/CronTriggeringPolicy.java
@@ -17,7 +17,6 @@
package org.apache.logging.log4j.core.appender.rolling;
import java.text.ParseException;
-import java.time.LocalDateTime;
import java.util.Date;
import java.util.Objects;
import java.util.concurrent.TimeUnit;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/RollingFileManager.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/RollingFileManager.java
index 6d5f91e..5d55355 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/RollingFileManager.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/appender/rolling/RollingFileManager.java
@@ -27,7 +27,6 @@
import java.nio.file.attribute.BasicFileAttributes;
import java.nio.file.attribute.FileTime;
import java.util.Collection;
-import java.util.Date;
import java.util.concurrent.ArrayBlockingQueue;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.ExecutorService;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/async/BasicAsyncLoggerContextSelector.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/async/BasicAsyncLoggerContextSelector.java
index 90ce160..463be00 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/async/BasicAsyncLoggerContextSelector.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/async/BasicAsyncLoggerContextSelector.java
@@ -21,7 +21,6 @@
import org.apache.logging.log4j.core.selector.ContextSelector;
import java.net.URI;
-import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.TimeUnit;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/async/RingBufferLogEvent.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/async/RingBufferLogEvent.java
index 0859cab..f9183b5 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/async/RingBufferLogEvent.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/async/RingBufferLogEvent.java
@@ -18,7 +18,6 @@
import java.io.IOException;
import java.util.Arrays;
-import java.util.Map;
import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.Marker;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/AbstractFilterable.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/AbstractFilterable.java
index e8f68cd..cbc53a1 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/AbstractFilterable.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/AbstractFilterable.java
@@ -22,7 +22,6 @@
import org.apache.logging.log4j.core.AbstractLifeCycle;
import org.apache.logging.log4j.core.Filter;
import org.apache.logging.log4j.core.LifeCycle;
-import org.apache.logging.log4j.core.LifeCycle2;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.core.config.Property;
import org.apache.logging.log4j.plugins.PluginElement;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/CompositeFilter.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/CompositeFilter.java
index fe40d74..26a24cc 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/CompositeFilter.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/CompositeFilter.java
@@ -27,7 +27,6 @@
import org.apache.logging.log4j.core.AbstractLifeCycle;
import org.apache.logging.log4j.core.Filter;
import org.apache.logging.log4j.core.LifeCycle;
-import org.apache.logging.log4j.core.LifeCycle2;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.core.Logger;
import org.apache.logging.log4j.plugins.Node;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/MapFilter.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/MapFilter.java
index b5e9ba0..e30d10d 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/MapFilter.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/filter/MapFilter.java
@@ -35,7 +35,6 @@
import org.apache.logging.log4j.core.util.KeyValuePair;
import org.apache.logging.log4j.message.MapMessage;
import org.apache.logging.log4j.message.Message;
-import org.apache.logging.log4j.util.BiConsumer;
import org.apache.logging.log4j.util.IndexedReadOnlyStringMap;
import org.apache.logging.log4j.util.IndexedStringMap;
import org.apache.logging.log4j.util.PerformanceSensitive;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jContextFactory.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jContextFactory.java
index 1d8ff16..4ea5518 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jContextFactory.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jContextFactory.java
@@ -38,9 +38,7 @@
import org.apache.logging.log4j.core.util.Loader;
import org.apache.logging.log4j.core.util.ShutdownCallbackRegistry;
import org.apache.logging.log4j.spi.LoggerContextFactory;
-import org.apache.logging.log4j.spi.Terminable;
import org.apache.logging.log4j.status.StatusLogger;
-import org.apache.logging.log4j.util.LoaderUtil;
import org.apache.logging.log4j.util.PropertiesUtil;
/**
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jLogEvent.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jLogEvent.java
index f00ab66..d7cbac2 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jLogEvent.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jLogEvent.java
@@ -30,7 +30,6 @@
import org.apache.logging.log4j.ThreadContext;
import org.apache.logging.log4j.core.ContextDataInjector;
import org.apache.logging.log4j.core.time.*;
-import org.apache.logging.log4j.core.time.ClockFactory;
import org.apache.logging.log4j.core.time.internal.DummyNanoClock;
import org.apache.logging.log4j.util.ReadOnlyStringMap;
import org.apache.logging.log4j.core.LogEvent;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/MutableLogEvent.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/MutableLogEvent.java
index c26f34a..d08863c 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/MutableLogEvent.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/MutableLogEvent.java
@@ -19,7 +19,6 @@
import java.io.InvalidObjectException;
import java.io.ObjectInputStream;
import java.util.Arrays;
-import java.util.Map;
import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.Marker;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/HtmlLayout.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/HtmlLayout.java
index 8696ac7..b94da52 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/HtmlLayout.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/HtmlLayout.java
@@ -24,7 +24,6 @@
import org.apache.logging.log4j.core.util.Transform;
import org.apache.logging.log4j.plugins.Node;
import org.apache.logging.log4j.plugins.Plugin;
-import org.apache.logging.log4j.plugins.PluginAttribute;
import org.apache.logging.log4j.plugins.PluginBuilderAttribute;
import org.apache.logging.log4j.plugins.PluginFactory;
import org.apache.logging.log4j.util.Strings;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/internal/ListChecker.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/internal/ListChecker.java
index 1993bc0..e6ba975 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/internal/ListChecker.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/layout/internal/ListChecker.java
@@ -16,8 +16,6 @@
*/
package org.apache.logging.log4j.core.layout.internal;
-import java.util.List;
-
/**
* Class Description goes here.
*/
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/EncodingPatternConverter.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/EncodingPatternConverter.java
index eb5f643..e38a5fc 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/EncodingPatternConverter.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/pattern/EncodingPatternConverter.java
@@ -17,8 +17,6 @@
package org.apache.logging.log4j.core.pattern;
import java.util.List;
-import java.util.function.Function;
-import java.util.stream.Stream;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.core.config.Configuration;
diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/util/UuidUtil.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/util/UuidUtil.java
index 3d6e966..a56706a 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/util/UuidUtil.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/util/UuidUtil.java
@@ -16,13 +16,8 @@
*/
package org.apache.logging.log4j.core.util;
-import java.net.InetAddress;
-import java.net.NetworkInterface;
-import java.net.SocketException;
-import java.net.UnknownHostException;
import java.nio.ByteBuffer;
import java.security.SecureRandom;
-import java.util.Enumeration;
import java.util.Random;
import java.util.UUID;
import java.util.concurrent.atomic.AtomicInteger;
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingAppenderCronAndSizeTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingAppenderCronAndSizeTest.java
index 06763b5..27b2bfa 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingAppenderCronAndSizeTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingAppenderCronAndSizeTest.java
@@ -35,7 +35,6 @@
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
/**
* LOG4J2-1804.
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingDirectSizeTimeNewDirectoryTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingDirectSizeTimeNewDirectoryTest.java
index dca5ca6..e7342da 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingDirectSizeTimeNewDirectoryTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingDirectSizeTimeNewDirectoryTest.java
@@ -30,7 +30,6 @@
import org.junit.Test;
import org.junit.rules.RuleChain;
-import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
/**
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingFileAppenderUpdateDataTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingFileAppenderUpdateDataTest.java
index e14e65a..ac1f552 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingFileAppenderUpdateDataTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/RollingFileAppenderUpdateDataTest.java
@@ -28,8 +28,6 @@
import org.apache.logging.log4j.core.config.builder.impl.BuiltConfiguration;
import org.junit.After;
import org.junit.Assert;
-import org.junit.BeforeClass;
-import org.junit.Ignore;
import org.junit.Test;
/**
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/action/FileRenameActionTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/action/FileRenameActionTest.java
index c9a811d..faf017d 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/action/FileRenameActionTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/rolling/action/FileRenameActionTest.java
@@ -18,7 +18,6 @@
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.io.TempDir;
import java.io.File;
import java.io.PrintStream;
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/routing/RoutingAppender2767Test.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/routing/RoutingAppender2767Test.java
index 7e0db86..40a92ce 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/routing/RoutingAppender2767Test.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/routing/RoutingAppender2767Test.java
@@ -31,7 +31,6 @@
import java.util.stream.Collectors;
import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
/**
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/config/NestedLoggerConfigTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/config/NestedLoggerConfigTest.java
index bbc9837..fb14bdf 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/config/NestedLoggerConfigTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/config/NestedLoggerConfigTest.java
@@ -18,28 +18,17 @@
import com.google.common.collect.ImmutableList;
import org.apache.logging.log4j.Level;
-import org.apache.logging.log4j.Marker;
-import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.core.LoggerContext;
import org.apache.logging.log4j.core.config.xml.XmlConfiguration;
-import org.apache.logging.log4j.core.impl.Log4jLogEvent.Builder;
-import org.apache.logging.log4j.core.impl.LogEventFactory;
-import org.apache.logging.log4j.message.Message;
-import org.apache.logging.log4j.message.SimpleMessage;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import java.io.IOException;
import java.io.InputStream;
-import java.nio.file.Path;
-import java.util.HashSet;
import java.util.List;
import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotSame;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertSame;
/**
* Tests for LoggerConfig hierarchies.
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/config/builder/ConfigurationBuilderTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/config/builder/ConfigurationBuilderTest.java
index 03b76a5..b4449cd 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/config/builder/ConfigurationBuilderTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/config/builder/ConfigurationBuilderTest.java
@@ -24,8 +24,6 @@
import org.apache.logging.log4j.core.config.builder.api.ConfigurationBuilderFactory;
import org.apache.logging.log4j.core.config.builder.impl.BuiltConfiguration;
import org.junit.jupiter.api.Test;
-import org.junit.jupiter.api.condition.DisabledOnOs;
-import org.junit.jupiter.api.condition.OS;
import java.util.concurrent.TimeUnit;
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryPropertySetMissingConstructorTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryPropertySetMissingConstructorTest.java
index 3cf5b12..6183b60 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryPropertySetMissingConstructorTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryPropertySetMissingConstructorTest.java
@@ -16,8 +16,6 @@
*/
package org.apache.logging.log4j.core.impl;
-import java.lang.reflect.Field;
-
import org.apache.logging.log4j.util.SortedArrayStringMap;
import org.junit.jupiter.api.Test;
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryTest.java
index fa33262..8e94bb0 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/ContextDataFactoryTest.java
@@ -16,8 +16,6 @@
*/
package org.apache.logging.log4j.core.impl;
-import java.lang.reflect.Field;
-
import org.apache.logging.log4j.util.SortedArrayStringMap;
import org.junit.jupiter.api.Test;
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/Log4jLogEventTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/Log4jLogEventTest.java
index 68c29a3..9ffca91 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/Log4jLogEventTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/Log4jLogEventTest.java
@@ -31,7 +31,6 @@
import org.apache.logging.log4j.ThreadContext.ContextStack;
import org.apache.logging.log4j.core.LogEvent;
import org.apache.logging.log4j.core.test.util.FixedTimeClock;
-import org.apache.logging.log4j.core.time.Clock;
import org.apache.logging.log4j.core.time.ClockFactory;
import org.apache.logging.log4j.core.time.ClockFactoryTest;
import org.apache.logging.log4j.core.time.internal.DummyNanoClock;
diff --git a/log4j-core/src/test/java/org/apache/logging/log4j/core/tools/GenerateExtendedLoggerTest.java b/log4j-core/src/test/java/org/apache/logging/log4j/core/tools/GenerateExtendedLoggerTest.java
index ae94617..b473b12 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/tools/GenerateExtendedLoggerTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/tools/GenerateExtendedLoggerTest.java
@@ -19,17 +19,14 @@
import java.io.File;
import java.io.FileOutputStream;
-import java.lang.module.ModuleReference;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.nio.charset.Charset;
-import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
-import java.util.Set;
import javax.tools.Diagnostic;
import javax.tools.DiagnosticCollector;
