Repository: logging-log4j2
Updated Branches:
  refs/heads/master cbeab8131 -> 2f612f40c


Refactor tests stopping the LogManager's Core LoggerContext into a
utility class. 

Project: http://git-wip-us.apache.org/repos/asf/logging-log4j2/repo
Commit: http://git-wip-us.apache.org/repos/asf/logging-log4j2/commit/2f612f40
Tree: http://git-wip-us.apache.org/repos/asf/logging-log4j2/tree/2f612f40
Diff: http://git-wip-us.apache.org/repos/asf/logging-log4j2/diff/2f612f40

Branch: refs/heads/master
Commit: 2f612f40c9a577cd1ac9f4712f7b15e04d8dcf43
Parents: cbeab81
Author: Gary Gregory <[email protected]>
Authored: Wed Mar 25 16:52:33 2015 -0700
Committer: Gary Gregory <[email protected]>
Committed: Wed Mar 25 16:52:33 2015 -0700

----------------------------------------------------------------------
 .../logging/log4j/core/CoreLoggerContexts.java  | 51 ++++++++++++++++++++
 .../apache/logging/log4j/core/LoggerTest.java   |  7 ++-
 ...ingRandomAccessFileAppenderRolloverTest.java | 13 ++---
 .../appender/XmlCompactFileAppenderTest.java    |  3 +-
 ...lCompactFileAsyncAppenderValidationTest.java |  5 +-
 .../appender/XmlCompleteFileAppenderTest.java   | 11 +++--
 .../core/appender/XmlFileAppenderTest.java      | 11 +++--
 .../XmlRandomAccessFileAppenderTest.java        | 11 +++--
 .../async/AsyncLoggerConfigAutoFlushTest.java   | 13 +++--
 .../log4j/core/async/AsyncLoggerConfigTest.java |  8 ++-
 .../core/async/AsyncLoggerConfigTest2.java      | 11 +++--
 .../AsyncLoggerConfigUseAfterShutdownTest.java  |  3 +-
 .../core/async/AsyncLoggerContextTest.java      |  3 +-
 .../core/async/AsyncLoggerLocationTest.java     | 11 +++--
 .../log4j/core/async/AsyncLoggerTest.java       | 11 +++--
 .../async/AsyncLoggerTestCachedThreadName.java  | 11 +++--
 .../AsyncLoggerTestUncachedThreadName.java      | 11 +++--
 .../async/AsyncLoggerThreadContextTest.java     | 11 +++--
 .../async/AsyncLoggerTimestampMessageTest.java  | 11 +++--
 .../async/AsyncLoggerUseAfterShutdownTest.java  |  3 +-
 .../log4j/core/async/perftest/RunLog4j2.java    |  3 +-
 21 files changed, 145 insertions(+), 77 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/CoreLoggerContexts.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/CoreLoggerContexts.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/CoreLoggerContexts.java
new file mode 100644
index 0000000..ca2a0ab
--- /dev/null
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/CoreLoggerContexts.java
@@ -0,0 +1,51 @@
+/*
+ * 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.core;
+
+import java.io.File;
+
+import org.apache.logging.log4j.LogManager;
+
+public class CoreLoggerContexts {
+
+    private static void sleepAndCheck(final File checkFilePresence) throws 
InterruptedException {
+        Thread.sleep(100);
+        if (checkFilePresence.length() == 0) {
+            Thread.sleep(500);
+        }
+    }
+
+    public static void stopLoggerContext() {
+        ((LifeCycle) LogManager.getContext()).stop(); // stops async thread
+    }
+
+    public static void stopLoggerContext(final boolean currentContext) {
+        ((LifeCycle) LogManager.getContext(currentContext)).stop(); // stops 
async thread
+    }
+
+    public static void stopLoggerContext(final boolean currentContext, final 
File checkFilePresence) throws InterruptedException {
+        stopLoggerContext(currentContext);
+        sleepAndCheck(checkFilePresence);
+    }
+
+    public static void stopLoggerContext(final File checkFilePresence) throws 
InterruptedException {
+        stopLoggerContext();
+        sleepAndCheck(checkFilePresence);
+    }
+
+}

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/LoggerTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/LoggerTest.java 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/LoggerTest.java
index 2e27bf4..70f4b70 100644
--- a/log4j-core/src/test/java/org/apache/logging/log4j/core/LoggerTest.java
+++ b/log4j-core/src/test/java/org/apache/logging/log4j/core/LoggerTest.java
@@ -207,8 +207,11 @@ public class LoggerTest {
             logger.debug("Reconfigure");
         }
         Thread.sleep(100);
-        if (context.getConfiguration() != oldConfig) {
-            Thread.sleep(500);
+        for (int i = 0; i < 20; i++) {
+            if (context.getConfiguration() == oldConfig) {
+                break;
+            }
+            Thread.sleep(50);
         }
         final Configuration newConfig = context.getConfiguration();
         assertNotNull("No configuration", newConfig);

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/RollingRandomAccessFileAppenderRolloverTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/RollingRandomAccessFileAppenderRolloverTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/RollingRandomAccessFileAppenderRolloverTest.java
index b4ac366..dd869e7 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/RollingRandomAccessFileAppenderRolloverTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/RollingRandomAccessFileAppenderRolloverTest.java
@@ -23,6 +23,7 @@ import java.util.Arrays;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
@@ -40,10 +41,10 @@ public class RollingRandomAccessFileAppenderRolloverTest {
 
     @Test
     public void testRollover() throws Exception {
-        final File f = new File("target", 
"RollingRandomAccessFileAppenderTest.log");
+        final File file = new File("target", 
"RollingRandomAccessFileAppenderTest.log");
         // System.out.println(f.getAbsolutePath());
         final File after1 = new File("target", "afterRollover-1.log");
-        f.delete();
+        file.delete();
         after1.delete();
 
         final Logger log = LogManager.getLogger("com.foo.Bar");
@@ -51,7 +52,7 @@ public class RollingRandomAccessFileAppenderRolloverTest {
         log.info(msg);
         Thread.sleep(50);
 
-        BufferedReader reader = new BufferedReader(new FileReader(f));
+        BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         assertTrue(line1.contains(msg));
         reader.close();
@@ -68,7 +69,7 @@ public class RollingRandomAccessFileAppenderRolloverTest {
         final String trigger = "This message triggers rollover.";
         log.warn(trigger);
 
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(); // stop async thread
         
         final int MAX_ATTEMPTS = 50;
         int count = 0;
@@ -78,12 +79,12 @@ public class RollingRandomAccessFileAppenderRolloverTest {
 
         assertTrue("afterRollover-1.log created", after1.exists());
 
-        reader = new BufferedReader(new FileReader(f));
+        reader = new BufferedReader(new FileReader(file));
         final String new1 = reader.readLine();
         assertTrue("after rollover only new msg", new1.contains(trigger));
         assertNull("No more lines", reader.readLine());
         reader.close();
-        f.delete();
+        file.delete();
 
         reader = new BufferedReader(new FileReader(after1));
         final String old1 = reader.readLine();

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAppenderTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAppenderTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAppenderTest.java
index 943f1cd..7ac57ca 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAppenderTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAppenderTest.java
@@ -22,6 +22,7 @@ import java.io.FileReader;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
@@ -47,7 +48,7 @@ public class XmlCompactFileAppenderTest {
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String logMsg = "Message flushed with immediate flush=false";
         log.info(logMsg);
-        ((LifeCycle) LogManager.getContext(false)).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(false, file); // stop async thread
 
         final BufferedReader reader = new BufferedReader(new FileReader(file));
         String line1;

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAsyncAppenderValidationTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAsyncAppenderValidationTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAsyncAppenderValidationTest.java
index 4e5f212..2311eaf 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAsyncAppenderValidationTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompactFileAsyncAppenderValidationTest.java
@@ -30,6 +30,7 @@ import javax.xml.validation.Validator;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
 import org.junit.Ignore;
@@ -56,7 +57,7 @@ public class XmlCompactFileAsyncAppenderValidationTest {
         log.warn("Message 1");
         log.info("Message 2");
         log.debug("Message 3");
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
         this.validateXmlSchema(file);
     }
 
@@ -64,7 +65,7 @@ public class XmlCompactFileAsyncAppenderValidationTest {
     public void validateXmlSchemaNoEvents() throws Exception {
         final File file = new File("target", 
"XmlCompactFileAsyncAppenderValidationTest.log.xml");
         file.delete();
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
         this.validateXmlSchema(file);
     }
 

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompleteFileAppenderTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompleteFileAppenderTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompleteFileAppenderTest.java
index c4b43da..9917e28 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompleteFileAppenderTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlCompleteFileAppenderTest.java
@@ -22,6 +22,7 @@ import java.io.FileReader;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
@@ -42,15 +43,15 @@ public class XmlCompleteFileAppenderTest {
 
     @Test
     public void testFlushAtEndOfBatch() throws Exception {
-        final File f = new File("target", "XmlCompleteFileAppenderTest.log");
+        final File file = new File("target", 
"XmlCompleteFileAppenderTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String logMsg = "Message flushed with immediate flush=false";
         log.info(logMsg);
-        ((LifeCycle) LogManager.getContext(false)).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(false, file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         String line1;
         String line2;
         String line3;
@@ -62,7 +63,7 @@ public class XmlCompleteFileAppenderTest {
             line4 = reader.readLine();
         } finally {
             reader.close();
-            f.delete();
+            file.delete();
         }
         assertNotNull("line1", line1);
         final String msg1 = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlFileAppenderTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlFileAppenderTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlFileAppenderTest.java
index 4e991c7..43b3ef7 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlFileAppenderTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlFileAppenderTest.java
@@ -22,6 +22,7 @@ import java.io.FileReader;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
@@ -42,15 +43,15 @@ public class XmlFileAppenderTest {
 
     @Test
     public void testFlushAtEndOfBatch() throws Exception {
-        final File f = new File("target", "XmlFileAppenderTest.log");
+        final File file = new File("target", "XmlFileAppenderTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String logMsg = "Message flushed with immediate flush=false";
         log.info(logMsg);
-        ((LifeCycle) LogManager.getContext(false)).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(false, file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         String line1;
         String line2;
         String line3;
@@ -60,7 +61,7 @@ public class XmlFileAppenderTest {
             line3 = reader.readLine();
         } finally {
             reader.close();
-            f.delete();
+            file.delete();
         }
         assertNotNull("line1", line1);
 

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlRandomAccessFileAppenderTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlRandomAccessFileAppenderTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlRandomAccessFileAppenderTest.java
index e40243b..5c3ffe2 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlRandomAccessFileAppenderTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/appender/XmlRandomAccessFileAppenderTest.java
@@ -22,6 +22,7 @@ import java.io.FileReader;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
@@ -44,15 +45,15 @@ public class XmlRandomAccessFileAppenderTest {
     @Test
     @Ignore
     public void testFlushAtEndOfBatch() throws Exception {
-        final File f = new File("target", 
"XmlRandomAccessFileAppenderTest.log");
+        final File file = new File("target", 
"XmlRandomAccessFileAppenderTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String logMsg = "Message flushed with immediate flush=false";
         log.info(logMsg);
-        ((LifeCycle) LogManager.getContext(false)).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(false, file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         String line1;
         String line2;
         String line3;
@@ -64,7 +65,7 @@ public class XmlRandomAccessFileAppenderTest {
             line4 = reader.readLine();
         } finally {
             reader.close();
-            f.delete();
+            file.delete();
         }
         assertNotNull("line1", line1);
         final String msg1 = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>";

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigAutoFlushTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigAutoFlushTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigAutoFlushTest.java
index b4c9301..5df1000 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigAutoFlushTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigAutoFlushTest.java
@@ -22,7 +22,7 @@ import java.io.FileReader;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
-import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
 import org.junit.Test;
@@ -39,18 +39,17 @@ public class AsyncLoggerConfigAutoFlushTest {
 
     @Test
     public void testFlushAtEndOfBatch() throws Exception {
-        final File f = new File("target", 
"AsyncLoggerConfigAutoFlushTest.log");
-        assertTrue("Deleted old file before test", !f.exists() || f.delete());
+        final File file = new File("target", 
"AsyncLoggerConfigAutoFlushTest.log");
+        assertTrue("Deleted old file before test", !file.exists() || 
file.delete());
         
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Message flushed with immediate flush=false";
         log.info(msg);
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
-
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull("line1", line1);
         assertTrue("line1 correct", line1.contains(msg));
     }

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest.java
index f4d8171..13d212a 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest.java
@@ -23,6 +23,7 @@ import java.io.FileReader;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
 import org.junit.Test;
@@ -44,11 +45,8 @@ public class AsyncLoggerConfigTest {
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Additive logging: 2 for the price of 1!";
         log.info(msg);
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
-        if (file.length() == 0) {
-            Thread.sleep(500);
-        }
-
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
+        
         final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         final String line2 = reader.readLine();

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest2.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest2.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest2.java
index 3ae67fc..5d12f38 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest2.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigTest2.java
@@ -24,6 +24,7 @@ import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.LoggerContext;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.junit.BeforeClass;
 import org.junit.Test;
@@ -40,8 +41,8 @@ public class AsyncLoggerConfigTest2 {
     public void testConsecutiveReconfigure() throws Exception {
         System.setProperty(ConfigurationFactory.CONFIGURATION_FILE_PROPERTY,
                 "AsyncLoggerConfigTest2.xml");
-        final File f = new File("target", "AsyncLoggerConfigTest2.log");
-        assertTrue("Deleted old file before test", !f.exists() || f.delete());
+        final File file = new File("target", "AsyncLoggerConfigTest2.log");
+        assertTrue("Deleted old file before test", !file.exists() || 
file.delete());
         
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Message before reconfig";
@@ -53,13 +54,13 @@ public class AsyncLoggerConfigTest2 {
         
         final String msg2 = "Message after reconfig";
         log.info(msg2);
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         final String line2 = reader.readLine();
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull("line1", line1);
         assertNotNull("line2", line2);
         assertTrue("line1 " + line1, line1.contains(msg));

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigUseAfterShutdownTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigUseAfterShutdownTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigUseAfterShutdownTest.java
index 09e1b82..c3eee0d 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigUseAfterShutdownTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerConfigUseAfterShutdownTest.java
@@ -19,6 +19,7 @@ package org.apache.logging.log4j.core.async;
 import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.message.SimpleMessage;
@@ -37,7 +38,7 @@ public class AsyncLoggerConfigUseAfterShutdownTest {
     public void testNoErrorIfLogAfterShutdown() throws Exception {
         final Logger log = LogManager.getLogger("com.foo.Bar");
         log.info("some message");
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(); // stop async thread
 
         // call the #logMessage() method to bypass the isEnabled check: 
         // before the LOG4J2-639 fix this would throw a NPE

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerContextTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerContextTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerContextTest.java
index 4645198..2e28283 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerContextTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerContextTest.java
@@ -18,6 +18,7 @@ package org.apache.logging.log4j.core.async;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.LoggerContext;
 import org.junit.Test;
@@ -32,6 +33,6 @@ public class AsyncLoggerContextTest {
                 new LoggerContext("a"), "a", null);
         assertTrue(logger instanceof AsyncLogger);
 
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(); // stop async thread
     }
 }

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerLocationTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerLocationTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerLocationTest.java
index e75df9f..876a314 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerLocationTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerLocationTest.java
@@ -23,6 +23,7 @@ import java.io.FileReader;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.core.util.Constants;
 import org.apache.logging.log4j.util.Strings;
@@ -49,18 +50,18 @@ public class AsyncLoggerLocationTest {
 
     @Test
     public void testAsyncLogWritesToLog() throws Exception {
-        final File f = new File("target", "AsyncLoggerLocationTest.log");
+        final File file = new File("target", "AsyncLoggerLocationTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Async logger msg with location";
         log.info(msg);
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull("line1", line1);
         assertTrue("line1 correct", line1.contains(msg));
 

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTest.java
index 53e4be0..7bd78d8 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTest.java
@@ -23,6 +23,7 @@ import java.io.FileReader;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.core.util.Constants;
 import org.apache.logging.log4j.util.Strings;
@@ -49,18 +50,18 @@ public class AsyncLoggerTest {
 
     @Test
     public void testAsyncLogWritesToLog() throws Exception {
-        final File f = new File("target", "AsyncLoggerTest.log");
+        final File file = new File("target", "AsyncLoggerTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Async logger msg";
         log.info(msg, new InternalError("this is not a real error"));
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull("line1", line1);
         assertTrue("line1 correct", line1.contains(msg));
 

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestCachedThreadName.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestCachedThreadName.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestCachedThreadName.java
index f9d2c0c..7178c67 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestCachedThreadName.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestCachedThreadName.java
@@ -23,6 +23,7 @@ import java.io.FileReader;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.core.util.Constants;
 import org.apache.logging.log4j.util.Strings;
@@ -49,23 +50,23 @@ public class AsyncLoggerTestCachedThreadName {
 
     @Test
     public void testAsyncLogUsesCachedThreadName() throws Exception {
-        final File f = new File("target", "AsyncLoggerTest.log");
+        final File file = new File("target", "AsyncLoggerTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Async logger msg";
         log.info(msg);
         Thread.currentThread().setName("MODIFIED-THREADNAME");
         log.info(msg);
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         final String line2 = reader.readLine();
         // System.out.println(line1);
         // System.out.println(line2);
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull("line1", line1);
         assertNotNull("line2", line2);
         assertTrue("line1", line1.endsWith(" INFO c.f.Bar [main]   Async 
logger msg "));

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestUncachedThreadName.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestUncachedThreadName.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestUncachedThreadName.java
index b4b4fb9..05ae428 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestUncachedThreadName.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTestUncachedThreadName.java
@@ -23,6 +23,7 @@ import java.io.FileReader;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.core.util.Constants;
 import org.apache.logging.log4j.util.Strings;
@@ -50,23 +51,23 @@ public class AsyncLoggerTestUncachedThreadName {
 
     @Test
     public void testAsyncLogUsesCurrentThreadName() throws Exception {
-        final File f = new File("target", "AsyncLoggerTest.log");
+        final File file = new File("target", "AsyncLoggerTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Async logger msg";
         log.info(msg);
         Thread.currentThread().setName("MODIFIED-THREADNAME");
         log.info(msg);
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         final String line2 = reader.readLine();
         // System.out.println(line1);
         // System.out.println(line2);
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull("line1", line1);
         assertNotNull("line2", line2);
         assertTrue("line1", line1.endsWith(" INFO c.f.Bar [main]   Async 
logger msg "));

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerThreadContextTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerThreadContextTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerThreadContextTest.java
index de23da8..9dc1f0f 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerThreadContextTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerThreadContextTest.java
@@ -24,6 +24,7 @@ import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.ThreadContext;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.core.util.Constants;
 import org.apache.logging.log4j.util.Strings;
@@ -50,9 +51,9 @@ public class AsyncLoggerThreadContextTest {
 
     @Test
     public void testAsyncLogWritesToLog() throws Exception {
-        final File f = new File("target", "AsyncLoggerTest.log");
+        final File file = new File("target", "AsyncLoggerTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         
         ThreadContext.push("stackvalue");
         ThreadContext.put("KEY", "mapvalue");
@@ -60,12 +61,12 @@ public class AsyncLoggerThreadContextTest {
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Async logger msg";
         log.info(msg, new InternalError("this is not a real error"));
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull("line1", line1);
         assertTrue("line1 correct", line1.contains(msg));
 

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTimestampMessageTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTimestampMessageTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTimestampMessageTest.java
index 39b4511..a148427 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTimestampMessageTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerTimestampMessageTest.java
@@ -26,6 +26,7 @@ import java.io.FileReader;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 import org.apache.logging.log4j.core.LifeCycle;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.core.util.Clock;
 import org.apache.logging.log4j.core.util.ClockFactory;
@@ -65,17 +66,17 @@ public class AsyncLoggerTimestampMessageTest {
     @Test
     public void testAsyncLogWritesToLog() throws Exception {
 
-        final File f = new File("target", 
"AsyncLoggerTimestampMessageTest.log");
+        final File file = new File("target", 
"AsyncLoggerTimestampMessageTest.log");
         // System.out.println(f.getAbsolutePath());
-        f.delete();
+        file.delete();
         final Logger log = LogManager.getLogger("com.foo.Bar");
         log.info(new TimeMsg("Async logger msg with embedded timestamp", 
123456789000L));
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(file); // stop async thread
 
-        final BufferedReader reader = new BufferedReader(new FileReader(f));
+        final BufferedReader reader = new BufferedReader(new FileReader(file));
         final String line1 = reader.readLine();
         reader.close();
-        f.delete();
+        file.delete();
         assertNotNull(line1);
         assertTrue("line1 correct", line1.equals("123456789000 Async logger 
msg with embedded timestamp"));
     }

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerUseAfterShutdownTest.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerUseAfterShutdownTest.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerUseAfterShutdownTest.java
index 14630a4..741dc91 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerUseAfterShutdownTest.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/AsyncLoggerUseAfterShutdownTest.java
@@ -19,6 +19,7 @@ package org.apache.logging.log4j.core.async;
 import org.apache.logging.log4j.Level;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 import org.apache.logging.log4j.core.config.ConfigurationFactory;
 import org.apache.logging.log4j.core.util.Constants;
@@ -52,7 +53,7 @@ public class AsyncLoggerUseAfterShutdownTest {
         final Logger log = LogManager.getLogger("com.foo.Bar");
         final String msg = "Async logger msg";
         log.info(msg, new InternalError("this is not a real error"));
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(); // stop async thread
 
         // call the #logMessage() method to bypass the isEnabled check: 
         // before the LOG4J2-639 fix this would throw a NPE

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/2f612f40/log4j-core/src/test/java/org/apache/logging/log4j/core/async/perftest/RunLog4j2.java
----------------------------------------------------------------------
diff --git 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/perftest/RunLog4j2.java
 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/perftest/RunLog4j2.java
index c1c77c8..8df330f 100644
--- 
a/log4j-core/src/test/java/org/apache/logging/log4j/core/async/perftest/RunLog4j2.java
+++ 
b/log4j-core/src/test/java/org/apache/logging/log4j/core/async/perftest/RunLog4j2.java
@@ -18,6 +18,7 @@ package org.apache.logging.log4j.core.async.perftest;
 
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
+import org.apache.logging.log4j.core.CoreLoggerContexts;
 import org.apache.logging.log4j.core.LifeCycle;
 
 import com.lmax.disruptor.collections.Histogram;
@@ -61,7 +62,7 @@ public class RunLog4j2 implements IPerfTestRunner {
 
     @Override
     public void shutdown() {
-        ((LifeCycle) LogManager.getContext()).stop(); // stop async thread
+        CoreLoggerContexts.stopLoggerContext(); // stop async thread
     }
 
 

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