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Posted to commits@logging.apache.org by rp...@apache.org on 2016/11/05 15:26:09 UTC

logging-log4j2 git commit: LOG4J2-1226 Improve LogEvent serialization to handle non-serializable Messages and deserializing when required classes are missing.

Repository: logging-log4j2
Updated Branches:
  refs/heads/master 7ec3d38e6 -> c35ac4445


LOG4J2-1226 Improve LogEvent serialization to handle non-serializable Messages and deserializing when required classes are missing.


Project: http://git-wip-us.apache.org/repos/asf/logging-log4j2/repo
Commit: http://git-wip-us.apache.org/repos/asf/logging-log4j2/commit/c35ac444
Tree: http://git-wip-us.apache.org/repos/asf/logging-log4j2/tree/c35ac444
Diff: http://git-wip-us.apache.org/repos/asf/logging-log4j2/diff/c35ac444

Branch: refs/heads/master
Commit: c35ac44456d56d54118881d46798fba6143390aa
Parents: 7ec3d38
Author: rpopma <rp...@apache.org>
Authored: Sun Nov 6 00:26:02 2016 +0900
Committer: rpopma <rp...@apache.org>
Committed: Sun Nov 6 00:26:02 2016 +0900

----------------------------------------------------------------------
 .../logging/log4j/core/impl/Log4jLogEvent.java  | 43 +++++++++++++++++---
 .../log4j/core/impl/Log4jLogEventTest.java      |  4 +-
 src/changes/changes.xml                         |  3 ++
 3 files changed, 42 insertions(+), 8 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/c35ac444/log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jLogEvent.java
----------------------------------------------------------------------
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 4759976..1b7acb2 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
@@ -16,9 +16,11 @@
  */
 package org.apache.logging.log4j.core.impl;
 
+import java.io.IOException;
 import java.io.InvalidObjectException;
 import java.io.ObjectInputStream;
 import java.io.Serializable;
+import java.rmi.MarshalledObject;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
@@ -845,7 +847,12 @@ public class Log4jLogEvent implements LogEvent {
         private final Marker marker;
         private final Level level;
         private final String loggerName;
-        private final Message message;
+        // transient since 2.8
+        private final transient Message message;
+        /** since 2.8 */
+        private MarshalledObject<Message> marshalledMessage;
+        /** since 2.8 */
+        private String messageString;
         private final long timeMillis;
         private final transient Throwable thrown;
         private final ThrowableProxy thrownProxy;
@@ -891,10 +898,10 @@ public class Log4jLogEvent implements LogEvent {
             this.level = event.getLevel();
             this.loggerName = event.getLoggerName();
 
-            final Message msg = event.getMessage();
-            this.message = msg instanceof ReusableMessage
-                    ? memento((ReusableMessage) msg)
-                    : msg;
+            final Message temp = event.getMessage();
+            message = temp instanceof ReusableMessage
+                    ? memento((ReusableMessage) temp)
+                    : temp;
             this.timeMillis = event.getTimeMillis();
             this.thrown = event.getThrown();
             this.thrownProxy = event.getThrownProxy();
@@ -919,18 +926,42 @@ public class Log4jLogEvent implements LogEvent {
             return result;
         }
 
+        private static MarshalledObject<Message> marshall(final Message msg) {
+            try {
+                return new MarshalledObject<>(msg);
+            } catch (final Exception ex) {
+                return null;
+            }
+        }
+
+        private void writeObject(final java.io.ObjectOutputStream s) throws IOException {
+            this.messageString = message.getFormattedMessage();
+            this.marshalledMessage = marshall(message);
+            s.defaultWriteObject();
+        }
+
         /**
          * Returns a Log4jLogEvent using the data in the proxy.
          * @return Log4jLogEvent.
          */
         protected Object readResolve() {
-            final Log4jLogEvent result = new Log4jLogEvent(loggerName, marker, loggerFQCN, level, message, thrown,
+            final Log4jLogEvent result = new Log4jLogEvent(loggerName, marker, loggerFQCN, level, message(), thrown,
                     thrownProxy, contextData, contextStack, threadId, threadName, threadPriority, source, timeMillis,
                     nanoTime);
             result.setEndOfBatch(isEndOfBatch);
             result.setIncludeLocation(isLocationRequired);
             return result;
         }
+
+        private Message message() {
+            if (marshalledMessage != null) {
+                try {
+                    return marshalledMessage.get();
+                } catch (final Exception ex) {
+                }
+            }
+            return new SimpleMessage(messageString);
+        }
     }
 
 }

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/c35ac444/log4j-core/src/test/java/org/apache/logging/log4j/core/impl/Log4jLogEventTest.java
----------------------------------------------------------------------
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 9f079ce..57024a4 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
@@ -176,7 +176,7 @@ public class Log4jLogEventTest {
         // System.out.println("final String base64 = \"" + base64Str.replaceAll("\r\n", "\\\\r\\\\n\" +\r\n\"") +
         // "\";");
 
-        final String base64 = "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 AMHNxAH4AKQAAACtxAH4APHEAfgA9cQB+ADhzcQB+ACJzcQB+ACUAcQB+AChxAH4AMHNxAH4AKQAAAl5xAH4AQXEAfgBCcQB+ADhzcQB+ACJzcQB+ACUBdAALaWRlYV9ydC5qYXJxAH4AKHNxAH4AKQAAAJB0AC1jb20uaW50ZWxsaWoucnQuZXhlY3V0aW9uLmFwcGxpY2F0aW9uLkFwcE1haW50AAxBcHBNYWluLmphdmFxAH4As3QAFk9NRyBJJ3ZlIGJlZW4gZGVsZXRlZCFxAH4AxnQARW9yZy5hcGFjaGUubG9nZ2luZy5sb2c0ai5jb3JlLmltcGwuTG9nNGpMb2dFdmVudFRlc3QkRGVsZXRlZEV4Y2VwdGlvbnVyADRbTG9yZy5hcGFjaGUubG9nZ2luZy5sb2c0ai5jb3JlLmltcGwuVGhyb3dhYmxlUHJveHk7+u0B4IWi6zkCAAB4cAAAAAA=";
+        final String base64 = "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         final byte[] binaryDecoded = DatatypeConverter.parseBase64Binary(base64);
         final Log4jLogEvent evt2 = deserialize(binaryDecoded);
@@ -521,7 +521,7 @@ public class Log4jLogEventTest {
         assertNotEquals(reason, other, event);
         assertNotEquals(reason + " hashCode", other.hashCode(), event.hashCode());
     }
-    
+
     @Test
     public void testToString() {
         // Throws an NPE in 2.6.2

http://git-wip-us.apache.org/repos/asf/logging-log4j2/blob/c35ac444/src/changes/changes.xml
----------------------------------------------------------------------
diff --git a/src/changes/changes.xml b/src/changes/changes.xml
index f2b9fa5..f86ae32 100644
--- a/src/changes/changes.xml
+++ b/src/changes/changes.xml
@@ -24,6 +24,9 @@
   </properties>
   <body>
     <release version="2.8" date="2016-MM-DD" description="GA Release 2.8">
+      <action issue="LOG4J2-1226" dev="rpopma" type="fix">
+        Improve LogEvent serialization to handle non-serializable Messages and deserializing when required classes are missing.
+      </action>
       <action issue="LOG4J2-1663" dev="rpopma" type="fix">
         Ensure SortedArrayStringMap can be serialized and deserialized without errors regardless of content.
       </action>